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Add guard against new duplicate migration stems#152

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Merged
BigSimmo merged 2 commits into from
Jul 2, 2026
Merged

Add guard against new duplicate migration stems #152

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24ba0b2
Add regression guard for duplicate migration stems
BigSimmo Jul 2, 2026
180ca98
Merge origin/main into bigsimmo-skill-recommendations-run
BigSimmo Jul 2, 2026
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28 changes: 27 additions & 1 deletion tests/supabase-schema.test.ts
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Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
import { readFileSync } from "node:fs";
import { readdirSync, readFileSync } from "node:fs";
import { describe, expect, it } from "vitest";

const schema = readFileSync(new URL("../supabase/schema.sql", import.meta.url), "utf8").replace(/\s+/g, " ");
Expand DownExpand Up@@ -50,6 +50,12 @@ const auditLogsServiceRolePolicyMigration = readFileSync(
new URL("../supabase/migrations/20260630090000_audit_logs_service_role_policy.sql", import.meta.url),
"utf8",
).replace(/\s+/g, " ");
const migrationDirectoryUrl = new URL("../supabase/migrations/", import.meta.url);

function parseMigrationStem(fileName: string) {
const stem = fileName.match(/^\d+_(.+)\.sql$/)?.[1];
return stem ?? null;
}
const preserveLegacyArtifactCommitMigration = readFileSync(
new URL("../supabase/migrations/20260702000000_commit_generation_preserve_legacy_artifacts.sql", import.meta.url),
"utf8",
Expand DownExpand Up@@ -335,6 +341,26 @@ describe("Supabase schema Data API grants", () => {
expect(schema).not.toMatch(/grant [^;]*public\.audit_logs[^;]* to anon;/);
});

it("does not introduce new duplicate migration stems", () => {
const duplicateStemAllowlist = new Map<string, number>([
["api_rate_limits", 2],
["audit_logs", 2],
["audit_logs_service_role_policy", 2],
["indexing_reliability_recovery", 2],
["rag_queries_retention", 2],
]);
const stemCounts = new Map<string, number>();

for (const fileName of readdirSync(migrationDirectoryUrl)) {
const stem = parseMigrationStem(fileName);
if (!stem) continue;
stemCounts.set(stem, (stemCounts.get(stem) ?? 0) + 1);
}

const duplicateStems = new Map([...stemCounts.entries()].filter(([, count]) => count > 1));
expect(duplicateStems).toEqual(duplicateStemAllowlist);
});

it("stores deep structured memory privately for source-backed answers", () => {
expect(schema).toContain("create table if not exists public.document_sections");
expect(schema).toContain("create table if not exists public.document_memory_cards");
Expand Down
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