node/test/parallel/test-trace-events-async-hooks-worker.js
Anna Henningsen aec34473a7
test: remove usage of process.binding()
Prefer `internalBinding` or other equivalents over `process.binding()`
(except in tests checking `process.binding()` itself).

PR-URL: https://github.com/nodejs/node/pull/26304
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Minwoo Jung <minwoo@nodesource.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
2019-03-07 17:43:21 +01:00

98 lines
2.6 KiB
JavaScript

'use strict';
const common = require('../common');
try {
require('trace_events');
} catch {
common.skip('missing trace events');
}
const assert = require('assert');
const cp = require('child_process');
const fs = require('fs');
const path = require('path');
const util = require('util');
const code =
'setTimeout(() => { for (var i = 0; i < 100000; i++) { "test" + i } }, 1)';
const worker = `const { Worker } = require('worker_threads');
const worker = new Worker('${code}',
{ eval: true, stdout: true, stderr: true });
worker.stdout.on('data',
(chunk) => console.log('worker', chunk.toString()));
worker.stderr.on('data',
(chunk) => console.error('worker', chunk.toString()));`;
const tmpdir = require('../common/tmpdir');
const filename = path.join(tmpdir.path, 'node_trace.1.log');
tmpdir.refresh();
const proc = cp.spawnSync(
process.execPath,
[ '--trace-event-categories', 'node.async_hooks', '-e', worker ],
{
cwd: tmpdir.path,
env: Object.assign({}, process.env, {
'NODE_DEBUG_NATIVE': 'tracing',
'NODE_DEBUG': 'tracing'
})
});
console.log(proc.signal);
console.log(proc.stderr.toString());
assert.strictEqual(proc.status, 0);
assert(fs.existsSync(filename));
const data = fs.readFileSync(filename, 'utf-8');
const traces = JSON.parse(data).traceEvents;
assert(traces.length > 0);
// V8 trace events should be generated.
assert(!traces.some((trace) => {
if (trace.pid !== proc.pid)
return false;
if (trace.cat !== 'v8')
return false;
if (trace.name !== 'V8.ScriptCompiler')
return false;
return true;
}));
// C++ async_hooks trace events should be generated.
assert(traces.some((trace) => {
if (trace.pid !== proc.pid)
return false;
if (trace.cat !== 'node,node.async_hooks')
return false;
return true;
}));
// JavaScript async_hooks trace events should be generated.
assert(traces.some((trace) => {
if (trace.pid !== proc.pid)
return false;
if (trace.cat !== 'node,node.async_hooks')
return false;
if (trace.name !== 'Timeout')
return false;
return true;
}));
// Check args in init events
const initEvents = traces.filter((trace) => {
return (trace.ph === 'b' && !trace.name.includes('_CALLBACK'));
});
for (const trace of initEvents) {
if (trace.name === 'MESSAGEPORT' &&
trace.args.data.executionAsyncId === 0 &&
trace.args.data.triggerAsyncId === 0) {
continue;
}
if (trace.args.data.executionAsyncId > 0 &&
trace.args.data.triggerAsyncId > 0) {
continue;
}
assert.fail('Unexpected initEvent: ',
util.inspect(trace, { depth: Infinity }));
}