test(e2e): Port React E2E test apps to span streaming#23849

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Merged
andreiborza merged 2 commits into from
Sep 2, 2026
Merged

test(e2e): Port React E2E test apps to span streaming #23849

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d539ec7
test(e2e): Port React E2E test apps to span streaming
andreiborza Sep 1, 2026
c729238
Match the streamed segment in Sentry by op instead of span id
andreiborza Sep 1, 2026
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1 change: 0 additions & 1 deletion dev-packages/e2e-tests/test-applications/create-react-app/src/index.tsx
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Original file line numberDiff line numberDiff line change
Expand Up@@ -5,7 +5,6 @@ import App from './App';
import './index.css';

Sentry.init({
traceLifecycle: 'static',
environment: 'qa', // dynamic sampling bias to keep transactions
dsn: 'https://public@dsn.ingest.sentry.io/1337',
integrations: [Sentry.browserTracingIntegration()],
Expand Down
11 changes: 1 addition & 10 deletions dev-packages/e2e-tests/test-applications/lighthouse-react/src/main.tsx
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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ performance.mark('sentry-sdk-init-start', {

if (import.meta.env.MODE === 'tracing-replay') {
Sentry.init({
traceLifecycle: 'static',
dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
release: 'lighthouse-fixture',
environment: 'qa',
Expand All@@ -28,7 +27,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'tracing') {
// Tracing + errors, but no replay — isolates the replay integration's cost.
Sentry.init({
traceLifecycle: 'static',
dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
release: 'lighthouse-fixture',
environment: 'qa',
Expand All@@ -40,7 +38,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
// (We don't recommend this setup anywhere and neither will it work well.
// this is purely for testing if it changes anything about overhead.)
Sentry.init({
traceLifecycle: 'static',
dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
release: 'lighthouse-fixture',
environment: 'qa',
Expand All@@ -53,15 +50,13 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'errors-only') {
// Default integrations only — errors are always captured, no tracing or replay.
Sentry.init({
traceLifecycle: 'static',
dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
release: 'lighthouse-fixture',
environment: 'qa',
});
} else if (import.meta.env.MODE === 'minimal-integrations') {
// Minimal integratoins setup only (everything necessary to automatically get errors)
Sentry.init({
traceLifecycle: 'static',
dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
release: 'lighthouse-fixture',
environment: 'qa',
Expand All@@ -79,7 +74,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
// DSN set but every integration disabled. Isolates the cost of the enabled
// client itself from the default instrumentation that wraps DOM/timer/network APIs.
Sentry.init({
traceLifecycle: 'static',
dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
release: 'lighthouse-fixture',
environment: 'qa',
Expand All@@ -91,7 +85,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
// removeEventListener on ~32 prototypes plus setTimeout/setInterval/rAF/XHR.
// Isolates that global monkey-patching cost from the rest of the defaults.
Sentry.init({
traceLifecycle: 'static',
dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
release: 'lighthouse-fixture',
environment: 'qa',
Expand All@@ -102,7 +95,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
// Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
// DOM and Network APIs as well as event targets and listeners
Sentry.init({
traceLifecycle: 'static',
dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
release: 'lighthouse-fixture',
environment: 'qa',
Expand All@@ -112,7 +104,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
// Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
// DOM and Network APIs as well as event targets and listeners
Sentry.init({
traceLifecycle: 'static',
dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
release: 'lighthouse-fixture',
environment: 'qa',
Expand All@@ -122,7 +113,7 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'init-only') {
// enabled: false makes the SDK a guaranteed no-op (no transport allocation,
// no DSN warning). We're measuring pure SDK-loading + tree-shaking cost.
Sentry.init({ traceLifecycle: 'static', enabled: false });
Sentry.init({ enabled: false });
}

performance.measure('sentry-sdk-init-duration', {
Expand Down
1 change: 0 additions & 1 deletion dev-packages/e2e-tests/test-applications/react-17/src/index.tsx
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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
traceLifecycle: 'static',
environment: 'qa', // dynamic sampling bias to keep transactions
dsn: process.env.REACT_APP_E2E_TEST_DSN,
integrations: [
Expand Down
14 changes: 7 additions & 7 deletions dev-packages/e2e-tests/test-applications/react-17/tests/errors.test.ts
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Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
import { expect, test } from '@playwright/test';
import { waitForError, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForError, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('Sends correct error event', async ({ page }) => {
const errorEventPromise = waitForError('react-17', event => {
Expand DownExpand Up@@ -30,18 +30,18 @@ test('Sends correct error event', async ({ page }) => {
});

test('Sets correct transactionName', async ({ page }) => {
const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
return getSpanOp(span) === 'pageload' && span.is_segment;
});

const errorEventPromise = waitForError('react-17', event => {
return !event.type && event.exception?.values?.[0]?.value === 'I am an error!';
});

await page.goto('/');
const transactionEvent = await transactionPromise;
const pageloadSpan = await pageloadSpanPromise;

// Only capture error once transaction was sent
// Only capture error once the pageload span was sent
const exceptionButton = page.locator('id=exception-button');
await exceptionButton.click();

Expand All@@ -53,7 +53,7 @@ test('Sets correct transactionName', async ({ page }) => {
expect(errorEvent.transaction).toEqual('/');

expect(errorEvent.contexts?.trace).toEqual({
trace_id: transactionEvent.contexts?.trace?.trace_id,
span_id: expect.not.stringContaining(transactionEvent.contexts?.trace?.span_id || ''),
trace_id: pageloadSpan.trace_id,
span_id: expect.not.stringContaining(pageloadSpan.span_id),
});
});
78 changes: 30 additions & 48 deletions ...tions/react-17/tests/transactions.test.ts → ...applications/react-17/tests/spans.test.ts
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Original file line numberDiff line numberDiff line change
@@ -1,69 +1,51 @@
import { expect, test } from '@playwright/test';
import { getSpanOp, waitForStreamedSpan, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('sends a pageload transaction with a parameterized URL', async ({ page }) => {
const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
test('sends a pageload span with a parameterized URL', async ({ page }) => {
const spanPromise = waitForStreamedSpan('react-17', span => {
return getSpanOp(span) === 'pageload' && span.is_segment;
});

await page.goto(`/`);

const rootSpan = await transactionPromise;

expect(rootSpan).toMatchObject({
contexts: {
trace: {
op: 'pageload',
origin: 'auto.pageload.react.reactrouter_v6',
data: {
'sentry.segment.name.source': 'route',
'url.template': '/',
'url.path': '/',
'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/$/),
},
},
},
transaction: '/',
transaction_info: {
source: 'route',
},
const span = await spanPromise;

expect(span.name).toBe('/');
expect(span.attributes).toMatchObject({
'sentry.op': { value: 'pageload', type: 'string' },
'sentry.origin': { value: 'auto.pageload.react.reactrouter_v6', type: 'string' },
'sentry.segment.name.source': { value: 'route', type: 'string' },
'url.template': { value: '/', type: 'string' },
'url.path': { value: '/', type: 'string' },
'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/$/), type: 'string' },
});
});

test('sends a navigation transaction with a parameterized URL', async ({ page }) => {
test('sends a navigation span with a parameterized URL', async ({ page }) => {
page.on('console', msg => console.log(msg.text()));
const pageloadTxnPromise = waitForTransaction('react-17', async transactionEvent => {
return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
return getSpanOp(span) === 'pageload' && span.is_segment;
});

const navigationTxnPromise = waitForTransaction('react-17', async transactionEvent => {
return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'navigation';
const navigationSpanPromise = waitForStreamedSpan('react-17', span => {
return getSpanOp(span) === 'navigation' && span.is_segment;
});

await page.goto(`/`);
await pageloadTxnPromise;
await pageloadSpanPromise;

const linkElement = page.locator('id=navigation');

const [_, navigationTxn] = await Promise.all([linkElement.click(), navigationTxnPromise]);

expect(navigationTxn).toMatchObject({
contexts: {
trace: {
op: 'navigation',
origin: 'auto.navigation.react.reactrouter_v6',
data: {
'sentry.segment.name.source': 'route',
'url.template': '/user/:id',
'url.path': '/user/5',
'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/),
},
},
},
transaction: '/user/:id',
transaction_info: {
source: 'route',
},
const [_, navigationSpan] = await Promise.all([linkElement.click(), navigationSpanPromise]);

expect(navigationSpan.name).toBe('/user/:id');
expect(navigationSpan.attributes).toMatchObject({
'sentry.op': { value: 'navigation', type: 'string' },
'sentry.origin': { value: 'auto.navigation.react.reactrouter_v6', type: 'string' },
'sentry.segment.name.source': { value: 'route', type: 'string' },
'url.template': { value: '/user/:id', type: 'string' },
'url.path': { value: '/user/5', type: 'string' },
'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/), type: 'string' },
});
});

Expand Down
1 change: 0 additions & 1 deletion dev-packages/e2e-tests/test-applications/react-19/src/index.tsx
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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,7 +4,6 @@ import ReactDOM from 'react-dom/client';
import Index from './pages/Index';

Sentry.init({
traceLifecycle: 'static',
environment: 'qa', // dynamic sampling bias to keep transactions
dsn: process.env.REACT_APP_E2E_TEST_DSN,
release: 'e2e-test',
Expand Down
9 changes: 8 additions & 1 deletion dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/globals.d.ts
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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,8 +4,15 @@ interface RecordedEvent {
op?: string;
}

/** A streamed segment span, identified by its span id rather than an event id. */
interface RecordedSpan {
spanId: string;
traceId: string;
op?: string;
}

interface Window {
recordedTransactions?: RecordedEvent[];
recordedSegmentSpans?: RecordedSpan[];
capturedException?: RecordedEvent;
sentryReplayId?: string;
}
24 changes: 14 additions & 10 deletions dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/index.tsx
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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
traceLifecycle: 'static',
environment: 'qa', // dynamic sampling bias to keep transactions
dsn: process.env.REACT_APP_E2E_TEST_DSN,
integrations: [
Expand All@@ -37,6 +36,19 @@ Sentry.init({
// Always capture replays, so we can test this properly
replaysSessionSampleRate: 1.0,
replaysOnErrorSampleRate: 0.0,

// Streamed spans never become transaction events, so the pageload and navigation segments are
// recorded here instead of in the event processor below. They are looked up by span id.
beforeSendSpan(span) {
const op = span.attributes['sentry.op'];

if (span.is_segment && typeof op === 'string' && (op === 'pageload' || op === 'navigation')) {
window.recordedSegmentSpans = window.recordedSegmentSpans || [];
window.recordedSegmentSpans.push({ spanId: span.span_id, traceId: span.trace_id, op });
}

return span;
},
});

Object.defineProperty(window, 'sentryReplayId', {
Expand All@@ -50,16 +62,8 @@ Object.defineProperty(window, 'sentryReplayId', {
Sentry.addEventProcessor(event => {
const eventId = event.event_id;
const traceId = event.contexts?.trace?.trace_id;
const op = event.contexts?.trace?.op;

if (!eventId || !traceId) {
return event;
}

if (event.type === 'transaction' && (op === 'pageload' || op === 'navigation')) {
window.recordedTransactions = window.recordedTransactions || [];
window.recordedTransactions.push({ eventId, traceId, op });
} else if (!event.type && event.exception) {
if (eventId && traceId && !event.type && event.exception) {
window.capturedException = { eventId, traceId };
}

Expand Down
44 changes: 20 additions & 24 deletions dev-packages/e2e-tests/test-applications/react-send-to-sentry/tests/send-to-sentry.test.ts
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Original file line numberDiff line numberDiff line change
@@ -1,6 +1,6 @@
import { expect, test } from '@playwright/test';
import { ReplayRecordingData } from './fixtures/ReplayRecordingData';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findTransactionInTrace } from './utils/sentry-api';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findSpanInTrace } from './utils/sentry-api';

const EVENT_POLLING_TIMEOUT = 90_000;

Expand DownExpand Up@@ -28,52 +28,48 @@ test('Sends an exception to Sentry', async ({ page }) => {
await expect.poll(() => findErrorInTrace(traceId, eventId), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a pageload transaction to Sentry', async ({ page }) => {
test('Sends a pageload span to Sentry', async ({ page }) => {
await page.goto('/');

const transactionHandle = await page.waitForFunction(() =>
window.recordedTransactions?.find(transaction => transaction.op === 'pageload'),
const spanHandle = await page.waitForFunction(() =>
window.recordedSegmentSpans?.find(span => span.op === 'pageload'),
);
const pageloadTransaction = await transactionHandle.jsonValue();
const pageloadSpan = await spanHandle.jsonValue();

if (pageloadTransaction === undefined) {
throw new Error("Application didn't record a pageload transaction.");
if (pageloadSpan === undefined) {
throw new Error("Application didn't record a pageload span.");
}

const { eventId, traceId } = pageloadTransaction;
const { spanId, traceId } = pageloadSpan;

console.log(`Polling for pageload transaction eventId: ${eventId} in trace: ${traceId}`);
console.log(`Polling for pageload spanId: ${spanId} in trace: ${traceId}`);

await expect
.poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
.toMatchObject({ op: 'pageload' });
await expect.poll(() => findSpanInTrace(traceId, 'pageload'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a navigation transaction to Sentry', async ({ page }) => {
test('Sends a navigation span to Sentry', async ({ page }) => {
await page.goto('/');

// Give pageload transaction time to finish
// Give the pageload span time to finish
await page.waitForTimeout(4000);

const linkElement = page.locator('id=navigation');
await linkElement.click();

const transactionHandle = await page.waitForFunction(() =>
window.recordedTransactions?.find(transaction => transaction.op === 'navigation'),
const spanHandle = await page.waitForFunction(() =>
window.recordedSegmentSpans?.find(span => span.op === 'navigation'),
);
const navigationTransaction = await transactionHandle.jsonValue();
const navigationSpan = await spanHandle.jsonValue();

if (navigationTransaction === undefined) {
throw new Error("Application didn't record a navigation transaction.");
if (navigationSpan === undefined) {
throw new Error("Application didn't record a navigation span.");
}

const { eventId, traceId } = navigationTransaction;
const { spanId, traceId } = navigationSpan;

console.log(`Polling for navigation transaction eventId: ${eventId} in trace: ${traceId}`);
console.log(`Polling for navigation spanId: ${spanId} in trace: ${traceId}`);

await expect
.poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
.toMatchObject({ op: 'navigation' });
await expect.poll(() => findSpanInTrace(traceId, 'navigation'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a Replay recording to Sentry', async ({ browser }) => {
Expand Down
Loading
Loading
, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all 
 blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '

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test(e2e): Port React E2E test apps to span streaming#23849

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 Merged

andreiborza
merged 2 commits into

from

Sep 2, 2026
 Merged


test(e2e): Port React E2E test apps to span streaming
#23849
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d539ec7

test(e2e): Port React E2E test apps to span streaming


andreiborza Sep 1, 2026
c729238

Match the streamed segment in Sentry by op instead of span id


andreiborza Sep 1, 2026

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1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/create-react-app/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -5,7 +5,6 @@ import App from './App';
import './index.css';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: 'https://public@dsn.ingest.sentry.io/1337',
 integrations: [Sentry.browserTracingIntegration()],
Expand Down

11 changes: 1 addition & 10 deletions
dev-packages/e2e-tests/test-applications/lighthouse-react/src/main.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ performance.mark('sentry-sdk-init-start', {

if (import.meta.env.MODE === 'tracing-replay') {
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -28,7 +27,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'tracing') {
 // Tracing + errors, but no replay — isolates the replay integration's cost.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -40,7 +38,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // (We don't recommend this setup anywhere and neither will it work well.
 // this is purely for testing if it changes anything about overhead.)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -53,15 +50,13 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'errors-only') {
 // Default integrations only — errors are always captured, no tracing or replay.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
 });
} else if (import.meta.env.MODE === 'minimal-integrations') {
 // Minimal integratoins setup only (everything necessary to automatically get errors)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -79,7 +74,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // DSN set but every integration disabled. Isolates the cost of the enabled
 // client itself from the default instrumentation that wraps DOM/timer/network APIs.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -91,7 +85,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // removeEventListener on ~32 prototypes plus setTimeout/setInterval/rAF/XHR.
 // Isolates that global monkey-patching cost from the rest of the defaults.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -102,7 +95,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -112,7 +104,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -122,7 +113,7 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'init-only') {
 // enabled: false makes the SDK a guaranteed no-op (no transport allocation,
 // no DSN warning). We're measuring pure SDK-loading + tree-shaking cost.
 Sentry.init({ traceLifecycle: 'static', enabled: false });
 Sentry.init({ enabled: false });
}

performance.measure('sentry-sdk-init-duration', {
Expand Down

1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-17/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand Down

14 changes: 7 additions & 7 deletions
dev-packages/e2e-tests/test-applications/react-17/tests/errors.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
import { expect, test } from '@playwright/test';
import { waitForError, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForError, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('Sends correct error event', async ({ page }) => {
 const errorEventPromise = waitForError('react-17', event => {
Expand DownExpand Up@@ -30,18 +30,18 @@ test('Sends correct error event', async ({ page }) => {
});

test('Sets correct transactionName', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const errorEventPromise = waitForError('react-17', event => {
 return !event.type && event.exception?.values?.[0]?.value === 'I am an error!';
 });

 await page.goto('/');
 const transactionEvent = await transactionPromise;
 const pageloadSpan = await pageloadSpanPromise;

 // Only capture error once transaction was sent
 // Only capture error once the pageload span was sent
 const exceptionButton = page.locator('id=exception-button');
 await exceptionButton.click();

Expand All@@ -53,7 +53,7 @@ test('Sets correct transactionName', async ({ page }) => {
 expect(errorEvent.transaction).toEqual('/');

 expect(errorEvent.contexts?.trace).toEqual({
 trace_id: transactionEvent.contexts?.trace?.trace_id,
 span_id: expect.not.stringContaining(transactionEvent.contexts?.trace?.span_id || ''),
 trace_id: pageloadSpan.trace_id,
 span_id: expect.not.stringContaining(pageloadSpan.span_id),
 });
});

78 changes: 30 additions & 48 deletions
...tions/react-17/tests/transactions.test.ts → ...applications/react-17/tests/spans.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,69 +1,51 @@
import { expect, test } from '@playwright/test';
import { getSpanOp, waitForStreamedSpan, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('sends a pageload transaction with a parameterized URL', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
test('sends a pageload span with a parameterized URL', async ({ page }) => {
 const spanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 await page.goto(`/`);

 const rootSpan = await transactionPromise;

 expect(rootSpan).toMatchObject({
 contexts: {
 trace: {
 op: 'pageload',
 origin: 'auto.pageload.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/',
 'url.path': '/',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/$/),
 },
 },
 },
 transaction: '/',
 transaction_info: {
 source: 'route',
 },
 const span = await spanPromise;

 expect(span.name).toBe('/');
 expect(span.attributes).toMatchObject({
 'sentry.op': { value: 'pageload', type: 'string' },
 'sentry.origin': { value: 'auto.pageload.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/', type: 'string' },
 'url.path': { value: '/', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/$/), type: 'string' },
 });
});

test('sends a navigation transaction with a parameterized URL', async ({ page }) => {
test('sends a navigation span with a parameterized URL', async ({ page }) => {
 page.on('console', msg => console.log(msg.text()));
 const pageloadTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const navigationTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'navigation';
 const navigationSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'navigation' && span.is_segment;
 });

 await page.goto(`/`);
 await pageloadTxnPromise;
 await pageloadSpanPromise;

 const linkElement = page.locator('id=navigation');

 const [_, navigationTxn] = await Promise.all([linkElement.click(), navigationTxnPromise]);

 expect(navigationTxn).toMatchObject({
 contexts: {
 trace: {
 op: 'navigation',
 origin: 'auto.navigation.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/user/:id',
 'url.path': '/user/5',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/),
 },
 },
 },
 transaction: '/user/:id',
 transaction_info: {
 source: 'route',
 },
 const [_, navigationSpan] = await Promise.all([linkElement.click(), navigationSpanPromise]);

 expect(navigationSpan.name).toBe('/user/:id');
 expect(navigationSpan.attributes).toMatchObject({
 'sentry.op': { value: 'navigation', type: 'string' },
 'sentry.origin': { value: 'auto.navigation.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/user/:id', type: 'string' },
 'url.path': { value: '/user/5', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/), type: 'string' },
 });
});

Expand Down

1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-19/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,7 +4,6 @@ import ReactDOM from 'react-dom/client';
import Index from './pages/Index';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 release: 'e2e-test',
Expand Down

9 changes: 8 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/globals.d.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,8 +4,15 @@ interface RecordedEvent {
 op?: string;
}

/** A streamed segment span, identified by its span id rather than an event id. */
interface RecordedSpan {
 spanId: string;
 traceId: string;
 op?: string;
}

interface Window {
recordedTransactions?: RecordedEvent[];
recordedSegmentSpans?: RecordedSpan[];
 capturedException?: RecordedEvent;
 sentryReplayId?: string;
}

24 changes: 14 additions & 10 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand All@@ -37,6 +36,19 @@ Sentry.init({
 // Always capture replays, so we can test this properly
 replaysSessionSampleRate: 1.0,
 replaysOnErrorSampleRate: 0.0,

 // Streamed spans never become transaction events, so the pageload and navigation segments are
 // recorded here instead of in the event processor below. They are looked up by span id.
 beforeSendSpan(span) {
 const op = span.attributes['sentry.op'];

 if (span.is_segment && typeof op === 'string' && (op === 'pageload' || op === 'navigation')) {
 window.recordedSegmentSpans = window.recordedSegmentSpans || [];
 window.recordedSegmentSpans.push({ spanId: span.span_id, traceId: span.trace_id, op });
 }

 return span;
 },
});

Object.defineProperty(window, 'sentryReplayId', {
Expand All@@ -50,16 +62,8 @@ Object.defineProperty(window, 'sentryReplayId', {
Sentry.addEventProcessor(event => {
 const eventId = event.event_id;
 const traceId = event.contexts?.trace?.trace_id;
 const op = event.contexts?.trace?.op;

 if (!eventId || !traceId) {
 return event;
 }

 if (event.type === 'transaction' && (op === 'pageload' || op === 'navigation')) {
 window.recordedTransactions = window.recordedTransactions || [];
 window.recordedTransactions.push({ eventId, traceId, op });
 } else if (!event.type && event.exception) {
 if (eventId && traceId && !event.type && event.exception) {
 window.capturedException = { eventId, traceId };
 }

Expand Down

44 changes: 20 additions & 24 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/tests/send-to-sentry.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,6 +1,6 @@
import { expect, test } from '@playwright/test';
import { ReplayRecordingData } from './fixtures/ReplayRecordingData';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findTransactionInTrace } from './utils/sentry-api';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findSpanInTrace } from './utils/sentry-api';

const EVENT_POLLING_TIMEOUT = 90_000;

Expand DownExpand Up@@ -28,52 +28,48 @@ test('Sends an exception to Sentry', async ({ page }) => {
 await expect.poll(() => findErrorInTrace(traceId, eventId), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a pageload transaction to Sentry', async ({ page }) => {
test('Sends a pageload span to Sentry', async ({ page }) => {
 await page.goto('/');

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'pageload'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'pageload'),
 );
 const pageloadTransaction = await transactionHandle.jsonValue();
 const pageloadSpan = await spanHandle.jsonValue();

 if (pageloadTransaction === undefined) {
 throw new Error("Application didn't record a pageload transaction.");
 if (pageloadSpan === undefined) {
 throw new Error("Application didn't record a pageload span.");
 }

 const { eventId, traceId } = pageloadTransaction;
 const { spanId, traceId } = pageloadSpan;

 console.log(`Polling for pageload transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for pageload spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'pageload' });
 await expect.poll(() => findSpanInTrace(traceId, 'pageload'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a navigation transaction to Sentry', async ({ page }) => {
test('Sends a navigation span to Sentry', async ({ page }) => {
 await page.goto('/');

 // Give pageload transaction time to finish
 // Give the pageload span time to finish
 await page.waitForTimeout(4000);

 const linkElement = page.locator('id=navigation');
 await linkElement.click();

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'navigation'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'navigation'),
 );
 const navigationTransaction = await transactionHandle.jsonValue();
 const navigationSpan = await spanHandle.jsonValue();

 if (navigationTransaction === undefined) {
 throw new Error("Application didn't record a navigation transaction.");
 if (navigationSpan === undefined) {
 throw new Error("Application didn't record a navigation span.");
 }

 const { eventId, traceId } = navigationTransaction;
 const { spanId, traceId } = navigationSpan;

 console.log(`Polling for navigation transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for navigation spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'navigation' });
 await expect.poll(() => findSpanInTrace(traceId, 'navigation'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a Replay recording to Sentry', async ({ browser }) => {
Expand Down
Loading
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix");
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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test(e2e): Port React E2E test apps to span streaming#23849

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 Merged

andreiborza
merged 2 commits into

from

Sep 2, 2026
 Merged


test(e2e): Port React E2E test apps to span streaming
#23849
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d539ec7

test(e2e): Port React E2E test apps to span streaming


andreiborza Sep 1, 2026
c729238

Match the streamed segment in Sentry by op instead of span id


andreiborza Sep 1, 2026

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1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/create-react-app/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -5,7 +5,6 @@ import App from './App';
import './index.css';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: 'https://public@dsn.ingest.sentry.io/1337',
 integrations: [Sentry.browserTracingIntegration()],
Expand Down

11 changes: 1 addition & 10 deletions
dev-packages/e2e-tests/test-applications/lighthouse-react/src/main.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ performance.mark('sentry-sdk-init-start', {

if (import.meta.env.MODE === 'tracing-replay') {
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -28,7 +27,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'tracing') {
 // Tracing + errors, but no replay — isolates the replay integration's cost.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -40,7 +38,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // (We don't recommend this setup anywhere and neither will it work well.
 // this is purely for testing if it changes anything about overhead.)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -53,15 +50,13 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'errors-only') {
 // Default integrations only — errors are always captured, no tracing or replay.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
 });
} else if (import.meta.env.MODE === 'minimal-integrations') {
 // Minimal integratoins setup only (everything necessary to automatically get errors)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -79,7 +74,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // DSN set but every integration disabled. Isolates the cost of the enabled
 // client itself from the default instrumentation that wraps DOM/timer/network APIs.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -91,7 +85,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // removeEventListener on ~32 prototypes plus setTimeout/setInterval/rAF/XHR.
 // Isolates that global monkey-patching cost from the rest of the defaults.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -102,7 +95,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -112,7 +104,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -122,7 +113,7 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'init-only') {
 // enabled: false makes the SDK a guaranteed no-op (no transport allocation,
 // no DSN warning). We're measuring pure SDK-loading + tree-shaking cost.
 Sentry.init({ traceLifecycle: 'static', enabled: false });
 Sentry.init({ enabled: false });
}

performance.measure('sentry-sdk-init-duration', {
Expand Down

1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-17/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand Down

14 changes: 7 additions & 7 deletions
dev-packages/e2e-tests/test-applications/react-17/tests/errors.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
import { expect, test } from '@playwright/test';
import { waitForError, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForError, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('Sends correct error event', async ({ page }) => {
 const errorEventPromise = waitForError('react-17', event => {
Expand DownExpand Up@@ -30,18 +30,18 @@ test('Sends correct error event', async ({ page }) => {
});

test('Sets correct transactionName', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const errorEventPromise = waitForError('react-17', event => {
 return !event.type && event.exception?.values?.[0]?.value === 'I am an error!';
 });

 await page.goto('/');
 const transactionEvent = await transactionPromise;
 const pageloadSpan = await pageloadSpanPromise;

 // Only capture error once transaction was sent
 // Only capture error once the pageload span was sent
 const exceptionButton = page.locator('id=exception-button');
 await exceptionButton.click();

Expand All@@ -53,7 +53,7 @@ test('Sets correct transactionName', async ({ page }) => {
 expect(errorEvent.transaction).toEqual('/');

 expect(errorEvent.contexts?.trace).toEqual({
 trace_id: transactionEvent.contexts?.trace?.trace_id,
 span_id: expect.not.stringContaining(transactionEvent.contexts?.trace?.span_id || ''),
 trace_id: pageloadSpan.trace_id,
 span_id: expect.not.stringContaining(pageloadSpan.span_id),
 });
});

78 changes: 30 additions & 48 deletions
...tions/react-17/tests/transactions.test.ts → ...applications/react-17/tests/spans.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,69 +1,51 @@
import { expect, test } from '@playwright/test';
import { getSpanOp, waitForStreamedSpan, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('sends a pageload transaction with a parameterized URL', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
test('sends a pageload span with a parameterized URL', async ({ page }) => {
 const spanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 await page.goto(`/`);

 const rootSpan = await transactionPromise;

 expect(rootSpan).toMatchObject({
 contexts: {
 trace: {
 op: 'pageload',
 origin: 'auto.pageload.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/',
 'url.path': '/',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/$/),
 },
 },
 },
 transaction: '/',
 transaction_info: {
 source: 'route',
 },
 const span = await spanPromise;

 expect(span.name).toBe('/');
 expect(span.attributes).toMatchObject({
 'sentry.op': { value: 'pageload', type: 'string' },
 'sentry.origin': { value: 'auto.pageload.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/', type: 'string' },
 'url.path': { value: '/', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/$/), type: 'string' },
 });
});

test('sends a navigation transaction with a parameterized URL', async ({ page }) => {
test('sends a navigation span with a parameterized URL', async ({ page }) => {
 page.on('console', msg => console.log(msg.text()));
 const pageloadTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const navigationTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'navigation';
 const navigationSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'navigation' && span.is_segment;
 });

 await page.goto(`/`);
 await pageloadTxnPromise;
 await pageloadSpanPromise;

 const linkElement = page.locator('id=navigation');

 const [_, navigationTxn] = await Promise.all([linkElement.click(), navigationTxnPromise]);

 expect(navigationTxn).toMatchObject({
 contexts: {
 trace: {
 op: 'navigation',
 origin: 'auto.navigation.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/user/:id',
 'url.path': '/user/5',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/),
 },
 },
 },
 transaction: '/user/:id',
 transaction_info: {
 source: 'route',
 },
 const [_, navigationSpan] = await Promise.all([linkElement.click(), navigationSpanPromise]);

 expect(navigationSpan.name).toBe('/user/:id');
 expect(navigationSpan.attributes).toMatchObject({
 'sentry.op': { value: 'navigation', type: 'string' },
 'sentry.origin': { value: 'auto.navigation.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/user/:id', type: 'string' },
 'url.path': { value: '/user/5', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/), type: 'string' },
 });
});

Expand Down

1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-19/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,7 +4,6 @@ import ReactDOM from 'react-dom/client';
import Index from './pages/Index';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 release: 'e2e-test',
Expand Down

9 changes: 8 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/globals.d.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,8 +4,15 @@ interface RecordedEvent {
 op?: string;
}

/** A streamed segment span, identified by its span id rather than an event id. */
interface RecordedSpan {
 spanId: string;
 traceId: string;
 op?: string;
}

interface Window {
recordedTransactions?: RecordedEvent[];
recordedSegmentSpans?: RecordedSpan[];
 capturedException?: RecordedEvent;
 sentryReplayId?: string;
}

24 changes: 14 additions & 10 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand All@@ -37,6 +36,19 @@ Sentry.init({
 // Always capture replays, so we can test this properly
 replaysSessionSampleRate: 1.0,
 replaysOnErrorSampleRate: 0.0,

 // Streamed spans never become transaction events, so the pageload and navigation segments are
 // recorded here instead of in the event processor below. They are looked up by span id.
 beforeSendSpan(span) {
 const op = span.attributes['sentry.op'];

 if (span.is_segment && typeof op === 'string' && (op === 'pageload' || op === 'navigation')) {
 window.recordedSegmentSpans = window.recordedSegmentSpans || [];
 window.recordedSegmentSpans.push({ spanId: span.span_id, traceId: span.trace_id, op });
 }

 return span;
 },
});

Object.defineProperty(window, 'sentryReplayId', {
Expand All@@ -50,16 +62,8 @@ Object.defineProperty(window, 'sentryReplayId', {
Sentry.addEventProcessor(event => {
 const eventId = event.event_id;
 const traceId = event.contexts?.trace?.trace_id;
 const op = event.contexts?.trace?.op;

 if (!eventId || !traceId) {
 return event;
 }

 if (event.type === 'transaction' && (op === 'pageload' || op === 'navigation')) {
 window.recordedTransactions = window.recordedTransactions || [];
 window.recordedTransactions.push({ eventId, traceId, op });
 } else if (!event.type && event.exception) {
 if (eventId && traceId && !event.type && event.exception) {
 window.capturedException = { eventId, traceId };
 }

Expand Down

44 changes: 20 additions & 24 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/tests/send-to-sentry.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,6 +1,6 @@
import { expect, test } from '@playwright/test';
import { ReplayRecordingData } from './fixtures/ReplayRecordingData';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findTransactionInTrace } from './utils/sentry-api';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findSpanInTrace } from './utils/sentry-api';

const EVENT_POLLING_TIMEOUT = 90_000;

Expand DownExpand Up@@ -28,52 +28,48 @@ test('Sends an exception to Sentry', async ({ page }) => {
 await expect.poll(() => findErrorInTrace(traceId, eventId), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a pageload transaction to Sentry', async ({ page }) => {
test('Sends a pageload span to Sentry', async ({ page }) => {
 await page.goto('/');

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'pageload'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'pageload'),
 );
 const pageloadTransaction = await transactionHandle.jsonValue();
 const pageloadSpan = await spanHandle.jsonValue();

 if (pageloadTransaction === undefined) {
 throw new Error("Application didn't record a pageload transaction.");
 if (pageloadSpan === undefined) {
 throw new Error("Application didn't record a pageload span.");
 }

 const { eventId, traceId } = pageloadTransaction;
 const { spanId, traceId } = pageloadSpan;

 console.log(`Polling for pageload transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for pageload spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'pageload' });
 await expect.poll(() => findSpanInTrace(traceId, 'pageload'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a navigation transaction to Sentry', async ({ page }) => {
test('Sends a navigation span to Sentry', async ({ page }) => {
 await page.goto('/');

 // Give pageload transaction time to finish
 // Give the pageload span time to finish
 await page.waitForTimeout(4000);

 const linkElement = page.locator('id=navigation');
 await linkElement.click();

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'navigation'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'navigation'),
 );
 const navigationTransaction = await transactionHandle.jsonValue();
 const navigationSpan = await spanHandle.jsonValue();

 if (navigationTransaction === undefined) {
 throw new Error("Application didn't record a navigation transaction.");
 if (navigationSpan === undefined) {
 throw new Error("Application didn't record a navigation span.");
 }

 const { eventId, traceId } = navigationTransaction;
 const { spanId, traceId } = navigationSpan;

 console.log(`Polling for navigation transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for navigation spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'navigation' });
 await expect.poll(() => findSpanInTrace(traceId, 'navigation'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a Replay recording to Sentry', async ({ browser }) => {
Expand Down
Loading
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms");
}
} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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test(e2e): Port React E2E test apps to span streaming#23849

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andreiborza
merged 2 commits into

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Sep 2, 2026
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test(e2e): Port React E2E test apps to span streaming
#23849
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d539ec7

test(e2e): Port React E2E test apps to span streaming


andreiborza Sep 1, 2026
c729238

Match the streamed segment in Sentry by op instead of span id


andreiborza Sep 1, 2026

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1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/create-react-app/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -5,7 +5,6 @@ import App from './App';
import './index.css';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: 'https://public@dsn.ingest.sentry.io/1337',
 integrations: [Sentry.browserTracingIntegration()],
Expand Down

11 changes: 1 addition & 10 deletions
dev-packages/e2e-tests/test-applications/lighthouse-react/src/main.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ performance.mark('sentry-sdk-init-start', {

if (import.meta.env.MODE === 'tracing-replay') {
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -28,7 +27,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'tracing') {
 // Tracing + errors, but no replay — isolates the replay integration's cost.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -40,7 +38,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // (We don't recommend this setup anywhere and neither will it work well.
 // this is purely for testing if it changes anything about overhead.)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -53,15 +50,13 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'errors-only') {
 // Default integrations only — errors are always captured, no tracing or replay.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
 });
} else if (import.meta.env.MODE === 'minimal-integrations') {
 // Minimal integratoins setup only (everything necessary to automatically get errors)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -79,7 +74,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // DSN set but every integration disabled. Isolates the cost of the enabled
 // client itself from the default instrumentation that wraps DOM/timer/network APIs.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -91,7 +85,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // removeEventListener on ~32 prototypes plus setTimeout/setInterval/rAF/XHR.
 // Isolates that global monkey-patching cost from the rest of the defaults.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -102,7 +95,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -112,7 +104,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -122,7 +113,7 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'init-only') {
 // enabled: false makes the SDK a guaranteed no-op (no transport allocation,
 // no DSN warning). We're measuring pure SDK-loading + tree-shaking cost.
 Sentry.init({ traceLifecycle: 'static', enabled: false });
 Sentry.init({ enabled: false });
}

performance.measure('sentry-sdk-init-duration', {
Expand Down

1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-17/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand Down

14 changes: 7 additions & 7 deletions
dev-packages/e2e-tests/test-applications/react-17/tests/errors.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
import { expect, test } from '@playwright/test';
import { waitForError, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForError, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('Sends correct error event', async ({ page }) => {
 const errorEventPromise = waitForError('react-17', event => {
Expand DownExpand Up@@ -30,18 +30,18 @@ test('Sends correct error event', async ({ page }) => {
});

test('Sets correct transactionName', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const errorEventPromise = waitForError('react-17', event => {
 return !event.type && event.exception?.values?.[0]?.value === 'I am an error!';
 });

 await page.goto('/');
 const transactionEvent = await transactionPromise;
 const pageloadSpan = await pageloadSpanPromise;

 // Only capture error once transaction was sent
 // Only capture error once the pageload span was sent
 const exceptionButton = page.locator('id=exception-button');
 await exceptionButton.click();

Expand All@@ -53,7 +53,7 @@ test('Sets correct transactionName', async ({ page }) => {
 expect(errorEvent.transaction).toEqual('/');

 expect(errorEvent.contexts?.trace).toEqual({
 trace_id: transactionEvent.contexts?.trace?.trace_id,
 span_id: expect.not.stringContaining(transactionEvent.contexts?.trace?.span_id || ''),
 trace_id: pageloadSpan.trace_id,
 span_id: expect.not.stringContaining(pageloadSpan.span_id),
 });
});

78 changes: 30 additions & 48 deletions
...tions/react-17/tests/transactions.test.ts → ...applications/react-17/tests/spans.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,69 +1,51 @@
import { expect, test } from '@playwright/test';
import { getSpanOp, waitForStreamedSpan, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('sends a pageload transaction with a parameterized URL', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
test('sends a pageload span with a parameterized URL', async ({ page }) => {
 const spanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 await page.goto(`/`);

 const rootSpan = await transactionPromise;

 expect(rootSpan).toMatchObject({
 contexts: {
 trace: {
 op: 'pageload',
 origin: 'auto.pageload.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/',
 'url.path': '/',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/$/),
 },
 },
 },
 transaction: '/',
 transaction_info: {
 source: 'route',
 },
 const span = await spanPromise;

 expect(span.name).toBe('/');
 expect(span.attributes).toMatchObject({
 'sentry.op': { value: 'pageload', type: 'string' },
 'sentry.origin': { value: 'auto.pageload.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/', type: 'string' },
 'url.path': { value: '/', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/$/), type: 'string' },
 });
});

test('sends a navigation transaction with a parameterized URL', async ({ page }) => {
test('sends a navigation span with a parameterized URL', async ({ page }) => {
 page.on('console', msg => console.log(msg.text()));
 const pageloadTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const navigationTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'navigation';
 const navigationSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'navigation' && span.is_segment;
 });

 await page.goto(`/`);
 await pageloadTxnPromise;
 await pageloadSpanPromise;

 const linkElement = page.locator('id=navigation');

 const [_, navigationTxn] = await Promise.all([linkElement.click(), navigationTxnPromise]);

 expect(navigationTxn).toMatchObject({
 contexts: {
 trace: {
 op: 'navigation',
 origin: 'auto.navigation.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/user/:id',
 'url.path': '/user/5',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/),
 },
 },
 },
 transaction: '/user/:id',
 transaction_info: {
 source: 'route',
 },
 const [_, navigationSpan] = await Promise.all([linkElement.click(), navigationSpanPromise]);

 expect(navigationSpan.name).toBe('/user/:id');
 expect(navigationSpan.attributes).toMatchObject({
 'sentry.op': { value: 'navigation', type: 'string' },
 'sentry.origin': { value: 'auto.navigation.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/user/:id', type: 'string' },
 'url.path': { value: '/user/5', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/), type: 'string' },
 });
});

Expand Down

1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-19/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,7 +4,6 @@ import ReactDOM from 'react-dom/client';
import Index from './pages/Index';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 release: 'e2e-test',
Expand Down

9 changes: 8 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/globals.d.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,8 +4,15 @@ interface RecordedEvent {
 op?: string;
}

/** A streamed segment span, identified by its span id rather than an event id. */
interface RecordedSpan {
 spanId: string;
 traceId: string;
 op?: string;
}

interface Window {
recordedTransactions?: RecordedEvent[];
recordedSegmentSpans?: RecordedSpan[];
 capturedException?: RecordedEvent;
 sentryReplayId?: string;
}

24 changes: 14 additions & 10 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand All@@ -37,6 +36,19 @@ Sentry.init({
 // Always capture replays, so we can test this properly
 replaysSessionSampleRate: 1.0,
 replaysOnErrorSampleRate: 0.0,

 // Streamed spans never become transaction events, so the pageload and navigation segments are
 // recorded here instead of in the event processor below. They are looked up by span id.
 beforeSendSpan(span) {
 const op = span.attributes['sentry.op'];

 if (span.is_segment && typeof op === 'string' && (op === 'pageload' || op === 'navigation')) {
 window.recordedSegmentSpans = window.recordedSegmentSpans || [];
 window.recordedSegmentSpans.push({ spanId: span.span_id, traceId: span.trace_id, op });
 }

 return span;
 },
});

Object.defineProperty(window, 'sentryReplayId', {
Expand All@@ -50,16 +62,8 @@ Object.defineProperty(window, 'sentryReplayId', {
Sentry.addEventProcessor(event => {
 const eventId = event.event_id;
 const traceId = event.contexts?.trace?.trace_id;
 const op = event.contexts?.trace?.op;

 if (!eventId || !traceId) {
 return event;
 }

 if (event.type === 'transaction' && (op === 'pageload' || op === 'navigation')) {
 window.recordedTransactions = window.recordedTransactions || [];
 window.recordedTransactions.push({ eventId, traceId, op });
 } else if (!event.type && event.exception) {
 if (eventId && traceId && !event.type && event.exception) {
 window.capturedException = { eventId, traceId };
 }

Expand Down

44 changes: 20 additions & 24 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/tests/send-to-sentry.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,6 +1,6 @@
import { expect, test } from '@playwright/test';
import { ReplayRecordingData } from './fixtures/ReplayRecordingData';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findTransactionInTrace } from './utils/sentry-api';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findSpanInTrace } from './utils/sentry-api';

const EVENT_POLLING_TIMEOUT = 90_000;

Expand DownExpand Up@@ -28,52 +28,48 @@ test('Sends an exception to Sentry', async ({ page }) => {
 await expect.poll(() => findErrorInTrace(traceId, eventId), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a pageload transaction to Sentry', async ({ page }) => {
test('Sends a pageload span to Sentry', async ({ page }) => {
 await page.goto('/');

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'pageload'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'pageload'),
 );
 const pageloadTransaction = await transactionHandle.jsonValue();
 const pageloadSpan = await spanHandle.jsonValue();

 if (pageloadTransaction === undefined) {
 throw new Error("Application didn't record a pageload transaction.");
 if (pageloadSpan === undefined) {
 throw new Error("Application didn't record a pageload span.");
 }

 const { eventId, traceId } = pageloadTransaction;
 const { spanId, traceId } = pageloadSpan;

 console.log(`Polling for pageload transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for pageload spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'pageload' });
 await expect.poll(() => findSpanInTrace(traceId, 'pageload'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a navigation transaction to Sentry', async ({ page }) => {
test('Sends a navigation span to Sentry', async ({ page }) => {
 await page.goto('/');

 // Give pageload transaction time to finish
 // Give the pageload span time to finish
 await page.waitForTimeout(4000);

 const linkElement = page.locator('id=navigation');
 await linkElement.click();

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'navigation'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'navigation'),
 );
 const navigationTransaction = await transactionHandle.jsonValue();
 const navigationSpan = await spanHandle.jsonValue();

 if (navigationTransaction === undefined) {
 throw new Error("Application didn't record a navigation transaction.");
 if (navigationSpan === undefined) {
 throw new Error("Application didn't record a navigation span.");
 }

 const { eventId, traceId } = navigationTransaction;
 const { spanId, traceId } = navigationSpan;

 console.log(`Polling for navigation transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for navigation spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'navigation' });
 await expect.poll(() => findSpanInTrace(traceId, 'navigation'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a Replay recording to Sentry', async ({ browser }) => {
Expand Down
Loading
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links");
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '

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test(e2e): Port React E2E test apps to span streaming#23849

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andreiborza
merged 2 commits into

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Sep 2, 2026
 Merged


test(e2e): Port React E2E test apps to span streaming
#23849
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d539ec7

test(e2e): Port React E2E test apps to span streaming


andreiborza Sep 1, 2026
c729238

Match the streamed segment in Sentry by op instead of span id


andreiborza Sep 1, 2026

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1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/create-react-app/src/index.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -5,7 +5,6 @@ import App from './App';
import './index.css';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: 'https://public@dsn.ingest.sentry.io/1337',
 integrations: [Sentry.browserTracingIntegration()],
Expand Down

11 changes: 1 addition & 10 deletions
dev-packages/e2e-tests/test-applications/lighthouse-react/src/main.tsx

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ performance.mark('sentry-sdk-init-start', {

if (import.meta.env.MODE === 'tracing-replay') {
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -28,7 +27,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'tracing') {
 // Tracing + errors, but no replay — isolates the replay integration's cost.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -40,7 +38,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // (We don't recommend this setup anywhere and neither will it work well.
 // this is purely for testing if it changes anything about overhead.)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -53,15 +50,13 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'errors-only') {
 // Default integrations only — errors are always captured, no tracing or replay.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
 });
} else if (import.meta.env.MODE === 'minimal-integrations') {
 // Minimal integratoins setup only (everything necessary to automatically get errors)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -79,7 +74,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // DSN set but every integration disabled. Isolates the cost of the enabled
 // client itself from the default instrumentation that wraps DOM/timer/network APIs.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -91,7 +85,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // removeEventListener on ~32 prototypes plus setTimeout/setInterval/rAF/XHR.
 // Isolates that global monkey-patching cost from the rest of the defaults.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -102,7 +95,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -112,7 +104,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -122,7 +113,7 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'init-only') {
 // enabled: false makes the SDK a guaranteed no-op (no transport allocation,
 // no DSN warning). We're measuring pure SDK-loading + tree-shaking cost.
 Sentry.init({ traceLifecycle: 'static', enabled: false });
 Sentry.init({ enabled: false });
}

performance.measure('sentry-sdk-init-duration', {
Expand Down

1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-17/src/index.tsx

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand Down

14 changes: 7 additions & 7 deletions
dev-packages/e2e-tests/test-applications/react-17/tests/errors.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
import { expect, test } from '@playwright/test';
import { waitForError, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForError, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('Sends correct error event', async ({ page }) => {
 const errorEventPromise = waitForError('react-17', event => {
Expand DownExpand Up@@ -30,18 +30,18 @@ test('Sends correct error event', async ({ page }) => {
});

test('Sets correct transactionName', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const errorEventPromise = waitForError('react-17', event => {
 return !event.type && event.exception?.values?.[0]?.value === 'I am an error!';
 });

 await page.goto('/');
 const transactionEvent = await transactionPromise;
 const pageloadSpan = await pageloadSpanPromise;

 // Only capture error once transaction was sent
 // Only capture error once the pageload span was sent
 const exceptionButton = page.locator('id=exception-button');
 await exceptionButton.click();

Expand All@@ -53,7 +53,7 @@ test('Sets correct transactionName', async ({ page }) => {
 expect(errorEvent.transaction).toEqual('/');

 expect(errorEvent.contexts?.trace).toEqual({
 trace_id: transactionEvent.contexts?.trace?.trace_id,
 span_id: expect.not.stringContaining(transactionEvent.contexts?.trace?.span_id || ''),
 trace_id: pageloadSpan.trace_id,
 span_id: expect.not.stringContaining(pageloadSpan.span_id),
 });
});

78 changes: 30 additions & 48 deletions
...tions/react-17/tests/transactions.test.ts → ...applications/react-17/tests/spans.test.ts

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Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,69 +1,51 @@
import { expect, test } from '@playwright/test';
import { getSpanOp, waitForStreamedSpan, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('sends a pageload transaction with a parameterized URL', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
test('sends a pageload span with a parameterized URL', async ({ page }) => {
 const spanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 await page.goto(`/`);

 const rootSpan = await transactionPromise;

 expect(rootSpan).toMatchObject({
 contexts: {
 trace: {
 op: 'pageload',
 origin: 'auto.pageload.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/',
 'url.path': '/',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/$/),
 },
 },
 },
 transaction: '/',
 transaction_info: {
 source: 'route',
 },
 const span = await spanPromise;

 expect(span.name).toBe('/');
 expect(span.attributes).toMatchObject({
 'sentry.op': { value: 'pageload', type: 'string' },
 'sentry.origin': { value: 'auto.pageload.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/', type: 'string' },
 'url.path': { value: '/', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/$/), type: 'string' },
 });
});

test('sends a navigation transaction with a parameterized URL', async ({ page }) => {
test('sends a navigation span with a parameterized URL', async ({ page }) => {
 page.on('console', msg => console.log(msg.text()));
 const pageloadTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const navigationTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'navigation';
 const navigationSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'navigation' && span.is_segment;
 });

 await page.goto(`/`);
 await pageloadTxnPromise;
 await pageloadSpanPromise;

 const linkElement = page.locator('id=navigation');

 const [_, navigationTxn] = await Promise.all([linkElement.click(), navigationTxnPromise]);

 expect(navigationTxn).toMatchObject({
 contexts: {
 trace: {
 op: 'navigation',
 origin: 'auto.navigation.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/user/:id',
 'url.path': '/user/5',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/),
 },
 },
 },
 transaction: '/user/:id',
 transaction_info: {
 source: 'route',
 },
 const [_, navigationSpan] = await Promise.all([linkElement.click(), navigationSpanPromise]);

 expect(navigationSpan.name).toBe('/user/:id');
 expect(navigationSpan.attributes).toMatchObject({
 'sentry.op': { value: 'navigation', type: 'string' },
 'sentry.origin': { value: 'auto.navigation.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/user/:id', type: 'string' },
 'url.path': { value: '/user/5', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/), type: 'string' },
 });
});

Expand Down

1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-19/src/index.tsx

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -4,7 +4,6 @@ import ReactDOM from 'react-dom/client';
import Index from './pages/Index';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 release: 'e2e-test',
Expand Down

9 changes: 8 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/globals.d.ts

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -4,8 +4,15 @@ interface RecordedEvent {
 op?: string;
}

/** A streamed segment span, identified by its span id rather than an event id. */
interface RecordedSpan {
 spanId: string;
 traceId: string;
 op?: string;
}

interface Window {
recordedTransactions?: RecordedEvent[];
recordedSegmentSpans?: RecordedSpan[];
 capturedException?: RecordedEvent;
 sentryReplayId?: string;
}

24 changes: 14 additions & 10 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/index.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand All@@ -37,6 +36,19 @@ Sentry.init({
 // Always capture replays, so we can test this properly
 replaysSessionSampleRate: 1.0,
 replaysOnErrorSampleRate: 0.0,

 // Streamed spans never become transaction events, so the pageload and navigation segments are
 // recorded here instead of in the event processor below. They are looked up by span id.
 beforeSendSpan(span) {
 const op = span.attributes['sentry.op'];

 if (span.is_segment && typeof op === 'string' && (op === 'pageload' || op === 'navigation')) {
 window.recordedSegmentSpans = window.recordedSegmentSpans || [];
 window.recordedSegmentSpans.push({ spanId: span.span_id, traceId: span.trace_id, op });
 }

 return span;
 },
});

Object.defineProperty(window, 'sentryReplayId', {
Expand All@@ -50,16 +62,8 @@ Object.defineProperty(window, 'sentryReplayId', {
Sentry.addEventProcessor(event => {
 const eventId = event.event_id;
 const traceId = event.contexts?.trace?.trace_id;
 const op = event.contexts?.trace?.op;

 if (!eventId || !traceId) {
 return event;
 }

 if (event.type === 'transaction' && (op === 'pageload' || op === 'navigation')) {
 window.recordedTransactions = window.recordedTransactions || [];
 window.recordedTransactions.push({ eventId, traceId, op });
 } else if (!event.type && event.exception) {
 if (eventId && traceId && !event.type && event.exception) {
 window.capturedException = { eventId, traceId };
 }

Expand Down

44 changes: 20 additions & 24 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/tests/send-to-sentry.test.ts

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Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,6 +1,6 @@
import { expect, test } from '@playwright/test';
import { ReplayRecordingData } from './fixtures/ReplayRecordingData';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findTransactionInTrace } from './utils/sentry-api';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findSpanInTrace } from './utils/sentry-api';

const EVENT_POLLING_TIMEOUT = 90_000;

Expand DownExpand Up@@ -28,52 +28,48 @@ test('Sends an exception to Sentry', async ({ page }) => {
 await expect.poll(() => findErrorInTrace(traceId, eventId), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a pageload transaction to Sentry', async ({ page }) => {
test('Sends a pageload span to Sentry', async ({ page }) => {
 await page.goto('/');

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'pageload'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'pageload'),
 );
 const pageloadTransaction = await transactionHandle.jsonValue();
 const pageloadSpan = await spanHandle.jsonValue();

 if (pageloadTransaction === undefined) {
 throw new Error("Application didn't record a pageload transaction.");
 if (pageloadSpan === undefined) {
 throw new Error("Application didn't record a pageload span.");
 }

 const { eventId, traceId } = pageloadTransaction;
 const { spanId, traceId } = pageloadSpan;

 console.log(`Polling for pageload transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for pageload spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'pageload' });
 await expect.poll(() => findSpanInTrace(traceId, 'pageload'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a navigation transaction to Sentry', async ({ page }) => {
test('Sends a navigation span to Sentry', async ({ page }) => {
 await page.goto('/');

 // Give pageload transaction time to finish
 // Give the pageload span time to finish
 await page.waitForTimeout(4000);

 const linkElement = page.locator('id=navigation');
 await linkElement.click();

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'navigation'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'navigation'),
 );
 const navigationTransaction = await transactionHandle.jsonValue();
 const navigationSpan = await spanHandle.jsonValue();

 if (navigationTransaction === undefined) {
 throw new Error("Application didn't record a navigation transaction.");
 if (navigationSpan === undefined) {
 throw new Error("Application didn't record a navigation span.");
 }

 const { eventId, traceId } = navigationTransaction;
 const { spanId, traceId } = navigationSpan;

 console.log(`Polling for navigation transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for navigation spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'navigation' });
 await expect.poll(() => findSpanInTrace(traceId, 'navigation'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a Replay recording to Sentry', async ({ browser }) => {
Expand Down
Loading
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default");
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
test(e2e): Port React E2E test apps to span streaming#23849

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

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privacy statement. We’ll occasionally send you account related emails.

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Sign in
to your account

 Merged

andreiborza
merged 2 commits into

from

Sep 2, 2026
 Merged


test(e2e): Port React E2E test apps to span streaming
#23849
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d539ec7

test(e2e): Port React E2E test apps to span streaming


andreiborza Sep 1, 2026
c729238

Match the streamed segment in Sentry by op instead of span id


andreiborza Sep 1, 2026

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1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/create-react-app/src/index.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -5,7 +5,6 @@ import App from './App';
import './index.css';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: 'https://public@dsn.ingest.sentry.io/1337',
 integrations: [Sentry.browserTracingIntegration()],
Expand Down

11 changes: 1 addition & 10 deletions
dev-packages/e2e-tests/test-applications/lighthouse-react/src/main.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ performance.mark('sentry-sdk-init-start', {

if (import.meta.env.MODE === 'tracing-replay') {
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -28,7 +27,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'tracing') {
 // Tracing + errors, but no replay — isolates the replay integration's cost.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -40,7 +38,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // (We don't recommend this setup anywhere and neither will it work well.
 // this is purely for testing if it changes anything about overhead.)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -53,15 +50,13 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'errors-only') {
 // Default integrations only — errors are always captured, no tracing or replay.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
 });
} else if (import.meta.env.MODE === 'minimal-integrations') {
 // Minimal integratoins setup only (everything necessary to automatically get errors)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -79,7 +74,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // DSN set but every integration disabled. Isolates the cost of the enabled
 // client itself from the default instrumentation that wraps DOM/timer/network APIs.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -91,7 +85,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // removeEventListener on ~32 prototypes plus setTimeout/setInterval/rAF/XHR.
 // Isolates that global monkey-patching cost from the rest of the defaults.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -102,7 +95,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -112,7 +104,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -122,7 +113,7 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'init-only') {
 // enabled: false makes the SDK a guaranteed no-op (no transport allocation,
 // no DSN warning). We're measuring pure SDK-loading + tree-shaking cost.
 Sentry.init({ traceLifecycle: 'static', enabled: false });
 Sentry.init({ enabled: false });
}

performance.measure('sentry-sdk-init-duration', {
Expand Down

1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-17/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand Down

14 changes: 7 additions & 7 deletions
dev-packages/e2e-tests/test-applications/react-17/tests/errors.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
import { expect, test } from '@playwright/test';
import { waitForError, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForError, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('Sends correct error event', async ({ page }) => {
 const errorEventPromise = waitForError('react-17', event => {
Expand DownExpand Up@@ -30,18 +30,18 @@ test('Sends correct error event', async ({ page }) => {
});

test('Sets correct transactionName', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const errorEventPromise = waitForError('react-17', event => {
 return !event.type && event.exception?.values?.[0]?.value === 'I am an error!';
 });

 await page.goto('/');
 const transactionEvent = await transactionPromise;
 const pageloadSpan = await pageloadSpanPromise;

 // Only capture error once transaction was sent
 // Only capture error once the pageload span was sent
 const exceptionButton = page.locator('id=exception-button');
 await exceptionButton.click();

Expand All@@ -53,7 +53,7 @@ test('Sets correct transactionName', async ({ page }) => {
 expect(errorEvent.transaction).toEqual('/');

 expect(errorEvent.contexts?.trace).toEqual({
 trace_id: transactionEvent.contexts?.trace?.trace_id,
 span_id: expect.not.stringContaining(transactionEvent.contexts?.trace?.span_id || ''),
 trace_id: pageloadSpan.trace_id,
 span_id: expect.not.stringContaining(pageloadSpan.span_id),
 });
});

78 changes: 30 additions & 48 deletions
...tions/react-17/tests/transactions.test.ts → ...applications/react-17/tests/spans.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,69 +1,51 @@
import { expect, test } from '@playwright/test';
import { getSpanOp, waitForStreamedSpan, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('sends a pageload transaction with a parameterized URL', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
test('sends a pageload span with a parameterized URL', async ({ page }) => {
 const spanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 await page.goto(`/`);

 const rootSpan = await transactionPromise;

 expect(rootSpan).toMatchObject({
 contexts: {
 trace: {
 op: 'pageload',
 origin: 'auto.pageload.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/',
 'url.path': '/',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/$/),
 },
 },
 },
 transaction: '/',
 transaction_info: {
 source: 'route',
 },
 const span = await spanPromise;

 expect(span.name).toBe('/');
 expect(span.attributes).toMatchObject({
 'sentry.op': { value: 'pageload', type: 'string' },
 'sentry.origin': { value: 'auto.pageload.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/', type: 'string' },
 'url.path': { value: '/', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/$/), type: 'string' },
 });
});

test('sends a navigation transaction with a parameterized URL', async ({ page }) => {
test('sends a navigation span with a parameterized URL', async ({ page }) => {
 page.on('console', msg => console.log(msg.text()));
 const pageloadTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const navigationTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'navigation';
 const navigationSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'navigation' && span.is_segment;
 });

 await page.goto(`/`);
 await pageloadTxnPromise;
 await pageloadSpanPromise;

 const linkElement = page.locator('id=navigation');

 const [_, navigationTxn] = await Promise.all([linkElement.click(), navigationTxnPromise]);

 expect(navigationTxn).toMatchObject({
 contexts: {
 trace: {
 op: 'navigation',
 origin: 'auto.navigation.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/user/:id',
 'url.path': '/user/5',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/),
 },
 },
 },
 transaction: '/user/:id',
 transaction_info: {
 source: 'route',
 },
 const [_, navigationSpan] = await Promise.all([linkElement.click(), navigationSpanPromise]);

 expect(navigationSpan.name).toBe('/user/:id');
 expect(navigationSpan.attributes).toMatchObject({
 'sentry.op': { value: 'navigation', type: 'string' },
 'sentry.origin': { value: 'auto.navigation.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/user/:id', type: 'string' },
 'url.path': { value: '/user/5', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/), type: 'string' },
 });
});

Expand Down

1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-19/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,7 +4,6 @@ import ReactDOM from 'react-dom/client';
import Index from './pages/Index';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 release: 'e2e-test',
Expand Down

9 changes: 8 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/globals.d.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,8 +4,15 @@ interface RecordedEvent {
 op?: string;
}

/** A streamed segment span, identified by its span id rather than an event id. */
interface RecordedSpan {
 spanId: string;
 traceId: string;
 op?: string;
}

interface Window {
recordedTransactions?: RecordedEvent[];
recordedSegmentSpans?: RecordedSpan[];
 capturedException?: RecordedEvent;
 sentryReplayId?: string;
}

24 changes: 14 additions & 10 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/index.tsx

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand All@@ -37,6 +36,19 @@ Sentry.init({
 // Always capture replays, so we can test this properly
 replaysSessionSampleRate: 1.0,
 replaysOnErrorSampleRate: 0.0,

 // Streamed spans never become transaction events, so the pageload and navigation segments are
 // recorded here instead of in the event processor below. They are looked up by span id.
 beforeSendSpan(span) {
 const op = span.attributes['sentry.op'];

 if (span.is_segment && typeof op === 'string' && (op === 'pageload' || op === 'navigation')) {
 window.recordedSegmentSpans = window.recordedSegmentSpans || [];
 window.recordedSegmentSpans.push({ spanId: span.span_id, traceId: span.trace_id, op });
 }

 return span;
 },
});

Object.defineProperty(window, 'sentryReplayId', {
Expand All@@ -50,16 +62,8 @@ Object.defineProperty(window, 'sentryReplayId', {
Sentry.addEventProcessor(event => {
 const eventId = event.event_id;
 const traceId = event.contexts?.trace?.trace_id;
 const op = event.contexts?.trace?.op;

 if (!eventId || !traceId) {
 return event;
 }

 if (event.type === 'transaction' && (op === 'pageload' || op === 'navigation')) {
 window.recordedTransactions = window.recordedTransactions || [];
 window.recordedTransactions.push({ eventId, traceId, op });
 } else if (!event.type && event.exception) {
 if (eventId && traceId && !event.type && event.exception) {
 window.capturedException = { eventId, traceId };
 }

Expand Down

44 changes: 20 additions & 24 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/tests/send-to-sentry.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,6 +1,6 @@
import { expect, test } from '@playwright/test';
import { ReplayRecordingData } from './fixtures/ReplayRecordingData';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findTransactionInTrace } from './utils/sentry-api';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findSpanInTrace } from './utils/sentry-api';

const EVENT_POLLING_TIMEOUT = 90_000;

Expand DownExpand Up@@ -28,52 +28,48 @@ test('Sends an exception to Sentry', async ({ page }) => {
 await expect.poll(() => findErrorInTrace(traceId, eventId), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a pageload transaction to Sentry', async ({ page }) => {
test('Sends a pageload span to Sentry', async ({ page }) => {
 await page.goto('/');

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'pageload'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'pageload'),
 );
 const pageloadTransaction = await transactionHandle.jsonValue();
 const pageloadSpan = await spanHandle.jsonValue();

 if (pageloadTransaction === undefined) {
 throw new Error("Application didn't record a pageload transaction.");
 if (pageloadSpan === undefined) {
 throw new Error("Application didn't record a pageload span.");
 }

 const { eventId, traceId } = pageloadTransaction;
 const { spanId, traceId } = pageloadSpan;

 console.log(`Polling for pageload transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for pageload spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'pageload' });
 await expect.poll(() => findSpanInTrace(traceId, 'pageload'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a navigation transaction to Sentry', async ({ page }) => {
test('Sends a navigation span to Sentry', async ({ page }) => {
 await page.goto('/');

 // Give pageload transaction time to finish
 // Give the pageload span time to finish
 await page.waitForTimeout(4000);

 const linkElement = page.locator('id=navigation');
 await linkElement.click();

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'navigation'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'navigation'),
 );
 const navigationTransaction = await transactionHandle.jsonValue();
 const navigationSpan = await spanHandle.jsonValue();

 if (navigationTransaction === undefined) {
 throw new Error("Application didn't record a navigation transaction.");
 if (navigationSpan === undefined) {
 throw new Error("Application didn't record a navigation span.");
 }

 const { eventId, traceId } = navigationTransaction;
 const { spanId, traceId } = navigationSpan;

 console.log(`Polling for navigation transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for navigation spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'navigation' });
 await expect.poll(() => findSpanInTrace(traceId, 'navigation'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a Replay recording to Sentry', async ({ browser }) => {
Expand Down
Loading
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers");
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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test(e2e): Port React E2E test apps to span streaming#23849

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 Merged

andreiborza
merged 2 commits into

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Sep 2, 2026
 Merged


test(e2e): Port React E2E test apps to span streaming
#23849
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d539ec7

test(e2e): Port React E2E test apps to span streaming


andreiborza Sep 1, 2026
c729238

Match the streamed segment in Sentry by op instead of span id


andreiborza Sep 1, 2026

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1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/create-react-app/src/index.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -5,7 +5,6 @@ import App from './App';
import './index.css';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: 'https://public@dsn.ingest.sentry.io/1337',
 integrations: [Sentry.browserTracingIntegration()],
Expand Down

11 changes: 1 addition & 10 deletions
dev-packages/e2e-tests/test-applications/lighthouse-react/src/main.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ performance.mark('sentry-sdk-init-start', {

if (import.meta.env.MODE === 'tracing-replay') {
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -28,7 +27,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'tracing') {
 // Tracing + errors, but no replay — isolates the replay integration's cost.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -40,7 +38,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // (We don't recommend this setup anywhere and neither will it work well.
 // this is purely for testing if it changes anything about overhead.)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -53,15 +50,13 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'errors-only') {
 // Default integrations only — errors are always captured, no tracing or replay.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
 });
} else if (import.meta.env.MODE === 'minimal-integrations') {
 // Minimal integratoins setup only (everything necessary to automatically get errors)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -79,7 +74,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // DSN set but every integration disabled. Isolates the cost of the enabled
 // client itself from the default instrumentation that wraps DOM/timer/network APIs.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -91,7 +85,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // removeEventListener on ~32 prototypes plus setTimeout/setInterval/rAF/XHR.
 // Isolates that global monkey-patching cost from the rest of the defaults.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -102,7 +95,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -112,7 +104,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -122,7 +113,7 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'init-only') {
 // enabled: false makes the SDK a guaranteed no-op (no transport allocation,
 // no DSN warning). We're measuring pure SDK-loading + tree-shaking cost.
 Sentry.init({ traceLifecycle: 'static', enabled: false });
 Sentry.init({ enabled: false });
}

performance.measure('sentry-sdk-init-duration', {
Expand Down

1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-17/src/index.tsx

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand Down

14 changes: 7 additions & 7 deletions
dev-packages/e2e-tests/test-applications/react-17/tests/errors.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
import { expect, test } from '@playwright/test';
import { waitForError, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForError, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('Sends correct error event', async ({ page }) => {
 const errorEventPromise = waitForError('react-17', event => {
Expand DownExpand Up@@ -30,18 +30,18 @@ test('Sends correct error event', async ({ page }) => {
});

test('Sets correct transactionName', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const errorEventPromise = waitForError('react-17', event => {
 return !event.type && event.exception?.values?.[0]?.value === 'I am an error!';
 });

 await page.goto('/');
 const transactionEvent = await transactionPromise;
 const pageloadSpan = await pageloadSpanPromise;

 // Only capture error once transaction was sent
 // Only capture error once the pageload span was sent
 const exceptionButton = page.locator('id=exception-button');
 await exceptionButton.click();

Expand All@@ -53,7 +53,7 @@ test('Sets correct transactionName', async ({ page }) => {
 expect(errorEvent.transaction).toEqual('/');

 expect(errorEvent.contexts?.trace).toEqual({
 trace_id: transactionEvent.contexts?.trace?.trace_id,
 span_id: expect.not.stringContaining(transactionEvent.contexts?.trace?.span_id || ''),
 trace_id: pageloadSpan.trace_id,
 span_id: expect.not.stringContaining(pageloadSpan.span_id),
 });
});

78 changes: 30 additions & 48 deletions
...tions/react-17/tests/transactions.test.ts → ...applications/react-17/tests/spans.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,69 +1,51 @@
import { expect, test } from '@playwright/test';
import { getSpanOp, waitForStreamedSpan, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('sends a pageload transaction with a parameterized URL', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
test('sends a pageload span with a parameterized URL', async ({ page }) => {
 const spanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 await page.goto(`/`);

 const rootSpan = await transactionPromise;

 expect(rootSpan).toMatchObject({
 contexts: {
 trace: {
 op: 'pageload',
 origin: 'auto.pageload.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/',
 'url.path': '/',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/$/),
 },
 },
 },
 transaction: '/',
 transaction_info: {
 source: 'route',
 },
 const span = await spanPromise;

 expect(span.name).toBe('/');
 expect(span.attributes).toMatchObject({
 'sentry.op': { value: 'pageload', type: 'string' },
 'sentry.origin': { value: 'auto.pageload.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/', type: 'string' },
 'url.path': { value: '/', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/$/), type: 'string' },
 });
});

test('sends a navigation transaction with a parameterized URL', async ({ page }) => {
test('sends a navigation span with a parameterized URL', async ({ page }) => {
 page.on('console', msg => console.log(msg.text()));
 const pageloadTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const navigationTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'navigation';
 const navigationSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'navigation' && span.is_segment;
 });

 await page.goto(`/`);
 await pageloadTxnPromise;
 await pageloadSpanPromise;

 const linkElement = page.locator('id=navigation');

 const [_, navigationTxn] = await Promise.all([linkElement.click(), navigationTxnPromise]);

 expect(navigationTxn).toMatchObject({
 contexts: {
 trace: {
 op: 'navigation',
 origin: 'auto.navigation.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/user/:id',
 'url.path': '/user/5',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/),
 },
 },
 },
 transaction: '/user/:id',
 transaction_info: {
 source: 'route',
 },
 const [_, navigationSpan] = await Promise.all([linkElement.click(), navigationSpanPromise]);

 expect(navigationSpan.name).toBe('/user/:id');
 expect(navigationSpan.attributes).toMatchObject({
 'sentry.op': { value: 'navigation', type: 'string' },
 'sentry.origin': { value: 'auto.navigation.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/user/:id', type: 'string' },
 'url.path': { value: '/user/5', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/), type: 'string' },
 });
});

Expand Down

1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-19/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,7 +4,6 @@ import ReactDOM from 'react-dom/client';
import Index from './pages/Index';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 release: 'e2e-test',
Expand Down

9 changes: 8 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/globals.d.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,8 +4,15 @@ interface RecordedEvent {
 op?: string;
}

/** A streamed segment span, identified by its span id rather than an event id. */
interface RecordedSpan {
 spanId: string;
 traceId: string;
 op?: string;
}

interface Window {
recordedTransactions?: RecordedEvent[];
recordedSegmentSpans?: RecordedSpan[];
 capturedException?: RecordedEvent;
 sentryReplayId?: string;
}

24 changes: 14 additions & 10 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand All@@ -37,6 +36,19 @@ Sentry.init({
 // Always capture replays, so we can test this properly
 replaysSessionSampleRate: 1.0,
 replaysOnErrorSampleRate: 0.0,

 // Streamed spans never become transaction events, so the pageload and navigation segments are
 // recorded here instead of in the event processor below. They are looked up by span id.
 beforeSendSpan(span) {
 const op = span.attributes['sentry.op'];

 if (span.is_segment && typeof op === 'string' && (op === 'pageload' || op === 'navigation')) {
 window.recordedSegmentSpans = window.recordedSegmentSpans || [];
 window.recordedSegmentSpans.push({ spanId: span.span_id, traceId: span.trace_id, op });
 }

 return span;
 },
});

Object.defineProperty(window, 'sentryReplayId', {
Expand All@@ -50,16 +62,8 @@ Object.defineProperty(window, 'sentryReplayId', {
Sentry.addEventProcessor(event => {
 const eventId = event.event_id;
 const traceId = event.contexts?.trace?.trace_id;
 const op = event.contexts?.trace?.op;

 if (!eventId || !traceId) {
 return event;
 }

 if (event.type === 'transaction' && (op === 'pageload' || op === 'navigation')) {
 window.recordedTransactions = window.recordedTransactions || [];
 window.recordedTransactions.push({ eventId, traceId, op });
 } else if (!event.type && event.exception) {
 if (eventId && traceId && !event.type && event.exception) {
 window.capturedException = { eventId, traceId };
 }

Expand Down

44 changes: 20 additions & 24 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/tests/send-to-sentry.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,6 +1,6 @@
import { expect, test } from '@playwright/test';
import { ReplayRecordingData } from './fixtures/ReplayRecordingData';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findTransactionInTrace } from './utils/sentry-api';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findSpanInTrace } from './utils/sentry-api';

const EVENT_POLLING_TIMEOUT = 90_000;

Expand DownExpand Up@@ -28,52 +28,48 @@ test('Sends an exception to Sentry', async ({ page }) => {
 await expect.poll(() => findErrorInTrace(traceId, eventId), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a pageload transaction to Sentry', async ({ page }) => {
test('Sends a pageload span to Sentry', async ({ page }) => {
 await page.goto('/');

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'pageload'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'pageload'),
 );
 const pageloadTransaction = await transactionHandle.jsonValue();
 const pageloadSpan = await spanHandle.jsonValue();

 if (pageloadTransaction === undefined) {
 throw new Error("Application didn't record a pageload transaction.");
 if (pageloadSpan === undefined) {
 throw new Error("Application didn't record a pageload span.");
 }

 const { eventId, traceId } = pageloadTransaction;
 const { spanId, traceId } = pageloadSpan;

 console.log(`Polling for pageload transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for pageload spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'pageload' });
 await expect.poll(() => findSpanInTrace(traceId, 'pageload'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a navigation transaction to Sentry', async ({ page }) => {
test('Sends a navigation span to Sentry', async ({ page }) => {
 await page.goto('/');

 // Give pageload transaction time to finish
 // Give the pageload span time to finish
 await page.waitForTimeout(4000);

 const linkElement = page.locator('id=navigation');
 await linkElement.click();

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'navigation'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'navigation'),
 );
 const navigationTransaction = await transactionHandle.jsonValue();
 const navigationSpan = await spanHandle.jsonValue();

 if (navigationTransaction === undefined) {
 throw new Error("Application didn't record a navigation transaction.");
 if (navigationSpan === undefined) {
 throw new Error("Application didn't record a navigation span.");
 }

 const { eventId, traceId } = navigationTransaction;
 const { spanId, traceId } = navigationSpan;

 console.log(`Polling for navigation transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for navigation spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'navigation' });
 await expect.poll(() => findSpanInTrace(traceId, 'navigation'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a Replay recording to Sentry', async ({ browser }) => {
Expand Down
Loading
Loading

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode");
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();

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test(e2e): Port React E2E test apps to span streaming#23849

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 Merged

andreiborza
merged 2 commits into

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Sep 2, 2026
 Merged


test(e2e): Port React E2E test apps to span streaming
#23849
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d539ec7

test(e2e): Port React E2E test apps to span streaming


andreiborza Sep 1, 2026
c729238

Match the streamed segment in Sentry by op instead of span id


andreiborza Sep 1, 2026

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1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/create-react-app/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -5,7 +5,6 @@ import App from './App';
import './index.css';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: 'https://public@dsn.ingest.sentry.io/1337',
 integrations: [Sentry.browserTracingIntegration()],
Expand Down

11 changes: 1 addition & 10 deletions
dev-packages/e2e-tests/test-applications/lighthouse-react/src/main.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ performance.mark('sentry-sdk-init-start', {

if (import.meta.env.MODE === 'tracing-replay') {
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -28,7 +27,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'tracing') {
 // Tracing + errors, but no replay — isolates the replay integration's cost.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -40,7 +38,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // (We don't recommend this setup anywhere and neither will it work well.
 // this is purely for testing if it changes anything about overhead.)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -53,15 +50,13 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'errors-only') {
 // Default integrations only — errors are always captured, no tracing or replay.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
 });
} else if (import.meta.env.MODE === 'minimal-integrations') {
 // Minimal integratoins setup only (everything necessary to automatically get errors)
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -79,7 +74,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // DSN set but every integration disabled. Isolates the cost of the enabled
 // client itself from the default instrumentation that wraps DOM/timer/network APIs.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -91,7 +85,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // removeEventListener on ~32 prototypes plus setTimeout/setInterval/rAF/XHR.
 // Isolates that global monkey-patching cost from the rest of the defaults.
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -102,7 +95,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -112,7 +104,6 @@ if (import.meta.env.MODE === 'tracing-replay') {
 // Default integrations minus Breadcrumbs, which adds a lot of monkey patching to
 // DOM and Network APIs as well as event targets and listeners
 Sentry.init({
 traceLifecycle: 'static',
 dsn: import.meta.env.VITE_E2E_TEST_DSN as string | undefined,
 release: 'lighthouse-fixture',
 environment: 'qa',
Expand All@@ -122,7 +113,7 @@ if (import.meta.env.MODE === 'tracing-replay') {
} else if (import.meta.env.MODE === 'init-only') {
 // enabled: false makes the SDK a guaranteed no-op (no transport allocation,
 // no DSN warning). We're measuring pure SDK-loading + tree-shaking cost.
 Sentry.init({ traceLifecycle: 'static', enabled: false });
 Sentry.init({ enabled: false });
}

performance.measure('sentry-sdk-init-duration', {
Expand Down

1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-17/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand Down

14 changes: 7 additions & 7 deletions
dev-packages/e2e-tests/test-applications/react-17/tests/errors.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
import { expect, test } from '@playwright/test';
import { waitForError, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForError, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('Sends correct error event', async ({ page }) => {
 const errorEventPromise = waitForError('react-17', event => {
Expand DownExpand Up@@ -30,18 +30,18 @@ test('Sends correct error event', async ({ page }) => {
});

test('Sets correct transactionName', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const errorEventPromise = waitForError('react-17', event => {
 return !event.type && event.exception?.values?.[0]?.value === 'I am an error!';
 });

 await page.goto('/');
 const transactionEvent = await transactionPromise;
 const pageloadSpan = await pageloadSpanPromise;

 // Only capture error once transaction was sent
 // Only capture error once the pageload span was sent
 const exceptionButton = page.locator('id=exception-button');
 await exceptionButton.click();

Expand All@@ -53,7 +53,7 @@ test('Sets correct transactionName', async ({ page }) => {
 expect(errorEvent.transaction).toEqual('/');

 expect(errorEvent.contexts?.trace).toEqual({
 trace_id: transactionEvent.contexts?.trace?.trace_id,
 span_id: expect.not.stringContaining(transactionEvent.contexts?.trace?.span_id || ''),
 trace_id: pageloadSpan.trace_id,
 span_id: expect.not.stringContaining(pageloadSpan.span_id),
 });
});

78 changes: 30 additions & 48 deletions
...tions/react-17/tests/transactions.test.ts → ...applications/react-17/tests/spans.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,69 +1,51 @@
import { expect, test } from '@playwright/test';
import { getSpanOp, waitForStreamedSpan, waitForTransaction } from '@sentry-internal/test-utils';
import { getSpanOp, waitForStreamedSpan } from '@sentry-internal/test-utils';

test('sends a pageload transaction with a parameterized URL', async ({ page }) => {
 const transactionPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
test('sends a pageload span with a parameterized URL', async ({ page }) => {
 const spanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 await page.goto(`/`);

 const rootSpan = await transactionPromise;

 expect(rootSpan).toMatchObject({
 contexts: {
 trace: {
 op: 'pageload',
 origin: 'auto.pageload.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/',
 'url.path': '/',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/$/),
 },
 },
 },
 transaction: '/',
 transaction_info: {
 source: 'route',
 },
 const span = await spanPromise;

 expect(span.name).toBe('/');
 expect(span.attributes).toMatchObject({
 'sentry.op': { value: 'pageload', type: 'string' },
 'sentry.origin': { value: 'auto.pageload.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/', type: 'string' },
 'url.path': { value: '/', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/$/), type: 'string' },
 });
});

test('sends a navigation transaction with a parameterized URL', async ({ page }) => {
test('sends a navigation span with a parameterized URL', async ({ page }) => {
 page.on('console', msg => console.log(msg.text()));
 const pageloadTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'pageload';
 const pageloadSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'pageload' && span.is_segment;
 });

 const navigationTxnPromise = waitForTransaction('react-17', async transactionEvent => {
 return !!transactionEvent?.transaction && transactionEvent.contexts?.trace?.op === 'navigation';
 const navigationSpanPromise = waitForStreamedSpan('react-17', span => {
 return getSpanOp(span) === 'navigation' && span.is_segment;
 });

 await page.goto(`/`);
 await pageloadTxnPromise;
 await pageloadSpanPromise;

 const linkElement = page.locator('id=navigation');

 const [_, navigationTxn] = await Promise.all([linkElement.click(), navigationTxnPromise]);

 expect(navigationTxn).toMatchObject({
 contexts: {
 trace: {
 op: 'navigation',
 origin: 'auto.navigation.react.reactrouter_v6',
 data: {
 'sentry.segment.name.source': 'route',
 'url.template': '/user/:id',
 'url.path': '/user/5',
 'url.full': expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/),
 },
 },
 },
 transaction: '/user/:id',
 transaction_info: {
 source: 'route',
 },
 const [_, navigationSpan] = await Promise.all([linkElement.click(), navigationSpanPromise]);

 expect(navigationSpan.name).toBe('/user/:id');
 expect(navigationSpan.attributes).toMatchObject({
 'sentry.op': { value: 'navigation', type: 'string' },
 'sentry.origin': { value: 'auto.navigation.react.reactrouter_v6', type: 'string' },
 'sentry.segment.name.source': { value: 'route', type: 'string' },
 'url.template': { value: '/user/:id', type: 'string' },
 'url.path': { value: '/user/5', type: 'string' },
 'url.full': { value: expect.stringMatching(/^https?:\/\/localhost:\d+\/user\/5$/), type: 'string' },
 });
});

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1 change: 0 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-19/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,7 +4,6 @@ import ReactDOM from 'react-dom/client';
import Index from './pages/Index';

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 release: 'e2e-test',
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9 changes: 8 additions & 1 deletion
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/globals.d.ts

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Original file line numberDiff line numberDiff line change
Expand Up@@ -4,8 +4,15 @@ interface RecordedEvent {
 op?: string;
}

/** A streamed segment span, identified by its span id rather than an event id. */
interface RecordedSpan {
 spanId: string;
 traceId: string;
 op?: string;
}

interface Window {
recordedTransactions?: RecordedEvent[];
recordedSegmentSpans?: RecordedSpan[];
 capturedException?: RecordedEvent;
 sentryReplayId?: string;
}

24 changes: 14 additions & 10 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/src/index.tsx

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Original file line numberDiff line numberDiff line change
Expand Up@@ -16,7 +16,6 @@ import User from './pages/User';
const replay = Sentry.replayIntegration();

Sentry.init({
 traceLifecycle: 'static',
 environment: 'qa', // dynamic sampling bias to keep transactions
 dsn: process.env.REACT_APP_E2E_TEST_DSN,
 integrations: [
Expand All@@ -37,6 +36,19 @@ Sentry.init({
 // Always capture replays, so we can test this properly
 replaysSessionSampleRate: 1.0,
 replaysOnErrorSampleRate: 0.0,

 // Streamed spans never become transaction events, so the pageload and navigation segments are
 // recorded here instead of in the event processor below. They are looked up by span id.
 beforeSendSpan(span) {
 const op = span.attributes['sentry.op'];

 if (span.is_segment && typeof op === 'string' && (op === 'pageload' || op === 'navigation')) {
 window.recordedSegmentSpans = window.recordedSegmentSpans || [];
 window.recordedSegmentSpans.push({ spanId: span.span_id, traceId: span.trace_id, op });
 }

 return span;
 },
});

Object.defineProperty(window, 'sentryReplayId', {
Expand All@@ -50,16 +62,8 @@ Object.defineProperty(window, 'sentryReplayId', {
Sentry.addEventProcessor(event => {
 const eventId = event.event_id;
 const traceId = event.contexts?.trace?.trace_id;
 const op = event.contexts?.trace?.op;

 if (!eventId || !traceId) {
 return event;
 }

 if (event.type === 'transaction' && (op === 'pageload' || op === 'navigation')) {
 window.recordedTransactions = window.recordedTransactions || [];
 window.recordedTransactions.push({ eventId, traceId, op });
 } else if (!event.type && event.exception) {
 if (eventId && traceId && !event.type && event.exception) {
 window.capturedException = { eventId, traceId };
 }

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44 changes: 20 additions & 24 deletions
dev-packages/e2e-tests/test-applications/react-send-to-sentry/tests/send-to-sentry.test.ts

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Original file line numberDiff line numberDiff line change
@@ -1,6 +1,6 @@
import { expect, test } from '@playwright/test';
import { ReplayRecordingData } from './fixtures/ReplayRecordingData';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findTransactionInTrace } from './utils/sentry-api';
import { EVENT_POLLING_OPTIONS, findErrorInTrace, findSpanInTrace } from './utils/sentry-api';

const EVENT_POLLING_TIMEOUT = 90_000;

Expand DownExpand Up@@ -28,52 +28,48 @@ test('Sends an exception to Sentry', async ({ page }) => {
 await expect.poll(() => findErrorInTrace(traceId, eventId), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a pageload transaction to Sentry', async ({ page }) => {
test('Sends a pageload span to Sentry', async ({ page }) => {
 await page.goto('/');

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'pageload'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'pageload'),
 );
 const pageloadTransaction = await transactionHandle.jsonValue();
 const pageloadSpan = await spanHandle.jsonValue();

 if (pageloadTransaction === undefined) {
 throw new Error("Application didn't record a pageload transaction.");
 if (pageloadSpan === undefined) {
 throw new Error("Application didn't record a pageload span.");
 }

 const { eventId, traceId } = pageloadTransaction;
 const { spanId, traceId } = pageloadSpan;

 console.log(`Polling for pageload transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for pageload spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'pageload' });
 await expect.poll(() => findSpanInTrace(traceId, 'pageload'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a navigation transaction to Sentry', async ({ page }) => {
test('Sends a navigation span to Sentry', async ({ page }) => {
 await page.goto('/');

 // Give pageload transaction time to finish
 // Give the pageload span time to finish
 await page.waitForTimeout(4000);

 const linkElement = page.locator('id=navigation');
 await linkElement.click();

 const transactionHandle = await page.waitForFunction(() =>
 window.recordedTransactions?.find(transaction => transaction.op === 'navigation'),
 const spanHandle = await page.waitForFunction(() =>
 window.recordedSegmentSpans?.find(span => span.op === 'navigation'),
 );
 const navigationTransaction = await transactionHandle.jsonValue();
 const navigationSpan = await spanHandle.jsonValue();

 if (navigationTransaction === undefined) {
 throw new Error("Application didn't record a navigation transaction.");
 if (navigationSpan === undefined) {
 throw new Error("Application didn't record a navigation span.");
 }

 const { eventId, traceId } = navigationTransaction;
 const { spanId, traceId } = navigationSpan;

 console.log(`Polling for navigation transaction eventId: ${eventId} in trace: ${traceId}`);
 console.log(`Polling for navigation spanId: ${spanId} in trace: ${traceId}`);

 await expect
 .poll(() => findTransactionInTrace(traceId, eventId), EVENT_POLLING_OPTIONS)
 .toMatchObject({ op: 'navigation' });
 await expect.poll(() => findSpanInTrace(traceId, 'navigation'), EVENT_POLLING_OPTIONS).toBeDefined();
});

test('Sends a Replay recording to Sentry', async ({ browser }) => {
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