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41ae423718
common.fileExists() can be replaced with fs.existsSync(). PR-URL: https://github.com/nodejs/node/pull/22151 Reviewed-By: Richard Lau <riclau@uk.ibm.com> Reviewed-By: Weijia Wang <starkwang@126.com> Reviewed-By: Jon Moss <me@jonathanmoss.me> Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com> Reviewed-By: Tobias Nießen <tniessen@tnie.de> Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com>
59 lines
1.6 KiB
JavaScript
59 lines
1.6 KiB
JavaScript
'use strict';
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const common = require('../common');
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const assert = require('assert');
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const cp = require('child_process');
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const fs = require('fs');
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if (!common.isMainThread)
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common.skip('process.chdir is not available in Workers');
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const CODE =
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'setTimeout(() => { for (var i = 0; i < 100000; i++) { "test" + i } }, 1)';
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const FILE_NAME = 'node_trace.1.log';
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const tmpdir = require('../common/tmpdir');
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tmpdir.refresh();
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process.chdir(tmpdir.path);
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const proc = cp.spawn(process.execPath,
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[ '--trace-events-enabled', '-e', CODE ]);
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proc.once('exit', common.mustCall(() => {
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assert(fs.existsSync(FILE_NAME));
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fs.readFile(FILE_NAME, common.mustCall((err, data) => {
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const traces = JSON.parse(data.toString()).traceEvents;
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assert(traces.length > 0);
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// V8 trace events should be generated.
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assert(traces.some((trace) => {
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if (trace.pid !== proc.pid)
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return false;
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if (trace.cat !== 'v8')
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return false;
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if (trace.name !== 'V8.ScriptCompiler')
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return false;
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return true;
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}));
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// C++ async_hooks trace events should be generated.
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assert(traces.some((trace) => {
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if (trace.pid !== proc.pid)
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return false;
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if (trace.cat !== 'node,node.async_hooks')
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return false;
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return true;
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}));
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// JavaScript async_hooks trace events should be generated.
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assert(traces.some((trace) => {
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if (trace.pid !== proc.pid)
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return false;
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if (trace.cat !== 'node,node.async_hooks')
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return false;
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if (trace.name !== 'Timeout')
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return false;
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return true;
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}));
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}));
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}));
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