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773cdc31ef
Change test-trace-event such that it checks that all expected values are within the same trace object rather than scattered across multiple trace objects. PR-URL: https://github.com/nodejs/node/pull/11065 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Evan Lucas <evanlucas@me.com> Reviewed-By: James M Snell <jasnell@gmail.com>
40 lines
1.2 KiB
JavaScript
40 lines
1.2 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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const CODE = 'for (var i = 0; i < 100000; i++) { "test" + i }';
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const FILE_NAME = 'node_trace.1.log';
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common.refreshTmpDir();
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process.chdir(common.tmpDir);
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const proc_no_categories = cp.spawn(process.execPath,
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[ '--trace-events-enabled', '--trace-event-categories', '""', '-e', CODE ]);
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proc_no_categories.once('exit', common.mustCall(() => {
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assert(!common.fileExists(FILE_NAME));
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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(common.fileExists(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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// Values that should be present on all runs to approximate correctness.
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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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}));
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}));
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}));
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