test: do not skip test-http-server-consumed-timeout

test-http-server-consumed-timeout has code to that causes it to be
skipped on busy machines. Instead, use an exponential backoff for the
timeout if the machine is busy.
PR-URL: #30677
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

Author: Trott

test/sequential/test-http-server-consumed-timeout.js

@@ -5,47 +5,48 @@ const common = require('../common');
 constassert=require('assert');
 consthttp=require('http');
 
-lettime=Date.now();
 letintervalWasInvoked=false;
-constTIMEOUT=common.platformTimeout(200);
-
-constserver=http.createServer((req,res)=>{
-server.close();
-
-res.writeHead(200);
-res.flushHeaders();
-
-req.setTimeout(TIMEOUT,()=>{
-if(!intervalWasInvoked)
-returncommon.skip('interval was not invoked quickly enough for test');
-assert.fail('Request timeout should not fire');
+constTIMEOUT=common.platformTimeout(50);
+
+runTest(TIMEOUT);
+
+functionrunTest(timeoutDuration){
+constserver=http.createServer((req,res)=>{
+server.close();
+
+res.writeHead(200);
+res.flushHeaders();
+
+req.setTimeout(timeoutDuration,()=>{
+if(!intervalWasInvoked){
+// Interval wasn't invoked, probably because the machine is busy with
+// other things. Try again with a longer timeout.
+console.error(`Retrying with timeout of ${timeoutDuration*2}.`);
+returnsetImmediate(()=>{runTest(timeoutDuration*2);});
+}
+assert.fail('Request timeout should not fire');
+});
+
+req.resume();
+req.once('end',()=>{
+res.end();
+});
 });
 
-req.resume();
-req.once('end',()=>{
-res.end();
-});
-});
-
-server.listen(0,common.mustCall(()=>{
-constreq=http.request({
-port: server.address().port,
-method: 'POST'
-},()=>{
-constinterval=setInterval(()=>{
-intervalWasInvoked=true;
-// If machine is busy enough that the interval takes more than TIMEOUT ms
-// to be invoked, skip the test.
-constnow=Date.now();
-if(now-time>TIMEOUT)
-returncommon.skip('interval is not invoked quickly enough for test');
-time=now;
-req.write('a');
-},common.platformTimeout(25));
-setTimeout(()=>{
-clearInterval(interval);
-req.end();
-},TIMEOUT);
-});
-req.write('.');
-}));
+server.listen(0,common.mustCall(()=>{
+constreq=http.request({
+port: server.address().port,
+method: 'POST'
+},()=>{
+constinterval=setInterval(()=>{
+intervalWasInvoked=true;
+req.write('a');
+},common.platformTimeout(25));
+setTimeout(()=>{
+clearInterval(interval);
+req.end();
+},timeoutDuration);
+});
+req.write('.');
+}));
+}