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GeezerVison is showing github.com — test: fix flaky test-child-process-pass-fd · nodejs/node@fb0bd8a

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test/sequential
- test-child-process-pass-fd.js

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`‎test/sequential/test-child-process-pass-fd.js‎`

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+32-16Lines changed: 32 additions & 16 deletions

Original file line number	Diff line number	Diff line change
`@@ -18,26 +18,42 @@ const { fork } = require('child_process');`
`18`	`18`	`const net = require('net');`
`19`	`19`
`20`	`20`	`const N = 80;`
	`21`	`+let messageCallbackCount = 0;`
`21`	`22`
`22`		`-if (process.argv[2] !== 'child') {`
`23`		`- for (let i = 0; i < N; ++i) {`
`24`		`- const worker = fork(__filename, ['child']);`
`25`		`- worker.once('message', common.mustCall((msg, handle) => {`
`26`		`- assert.strictEqual(msg, 'handle');`
`27`		`- assert.ok(handle);`
`28`		`- worker.send('got');`
`29`		`-`
`30`		`- let recvData = '';`
`31`		`- handle.on('data', common.mustCall((data) => {`
`32`		`- recvData += data;`
`33`		`- }));`
	`23`	`+function forkWorker() {`
	`24`	`+ const messageCallback = (msg, handle) => {`
	`25`	`+ messageCallbackCount++;`
	`26`	`+ assert.strictEqual(msg, 'handle');`
	`27`	`+ assert.ok(handle);`
	`28`	`+ worker.send('got');`
`34`	`29`
`35`		`- handle.on('end', () => {`
`36`		`- assert.strictEqual(recvData, 'hello');`
`37`		`- worker.kill();`
`38`		`- });`
	`30`	`+ let recvData = '';`
	`31`	`+ handle.on('data', common.mustCall((data) => {`
	`32`	`+ recvData += data;`
`39`	`33`	`}));`
	`34`	`+`
	`35`	`+ handle.on('end', () => {`
	`36`	`+ assert.strictEqual(recvData, 'hello');`
	`37`	`+ worker.kill();`
	`38`	`+ });`
	`39`	`+ };`
	`40`	`+`
	`41`	`+ const worker = fork(__filename, ['child']);`
	`42`	`+ worker.on('error', (err) => {`
	`43`	`+ if (/\bEAGAIN\b/.test(err.message)) {`
	`44`	`+ forkWorker();`
	`45`	`+ return;`
	`46`	`+ }`
	`47`	`+ throw err;`
	`48`	`+ });`
	`49`	`+ worker.once('message', messageCallback);`
	`50`	`+}`
	`51`	`+`
	`52`	`+if (process.argv[2] !== 'child') {`
	`53`	`+ for (let i = 0; i < N; ++i) {`
	`54`	`+ forkWorker();`
`40`	`55`	`}`
	`56`	`+ process.on('exit', () => { assert.strictEqual(messageCallbackCount, N); });`
`41`	`57`	`} else {`
`42`	`58`	`let socket;`
`43`	`59`	`let cbcalls = 0;`

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