63 lines
2.3 KiB
JavaScript
63 lines
2.3 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 path = require('path');
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const CODE = `
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const { internalBinding } = require('internal/test/binding');
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const { trace } = internalBinding('trace_events');
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trace('b'.charCodeAt(0), 'custom',
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'type-value', 10, {'extra-value': 20 });
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trace('b'.charCodeAt(0), 'custom',
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'type-value', 20, {'first-value': 20, 'second-value': 30 });
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trace('b'.charCodeAt(0), 'custom', 'type-value', 30);
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trace('b'.charCodeAt(0), 'missing',
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'type-value', 10, {'extra-value': 20 });
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`;
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const tmpdir = require('../common/tmpdir');
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tmpdir.refresh();
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const FILE_NAME = path.join(tmpdir.path, 'node_trace.1.log');
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const proc = cp.spawn(process.execPath,
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[ '--trace-event-categories', 'custom',
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'--no-warnings',
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'--expose-internals',
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'-e', CODE ],
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{ cwd: tmpdir.path });
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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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.filter((trace) => trace.cat !== '__metadata');
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assert.strictEqual(traces.length, 3);
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assert.strictEqual(traces[0].pid, proc.pid);
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assert.strictEqual(traces[0].ph, 'b');
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assert.strictEqual(traces[0].cat, 'custom');
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assert.strictEqual(traces[0].name, 'type-value');
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assert.strictEqual(traces[0].id, '0xa');
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assert.deepStrictEqual(traces[0].args.data, { 'extra-value': 20 });
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assert.strictEqual(traces[1].pid, proc.pid);
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assert.strictEqual(traces[1].ph, 'b');
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assert.strictEqual(traces[1].cat, 'custom');
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assert.strictEqual(traces[1].name, 'type-value');
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assert.strictEqual(traces[1].id, '0x14');
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assert.deepStrictEqual(traces[1].args.data, {
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'first-value': 20,
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'second-value': 30
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});
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assert.strictEqual(traces[2].pid, proc.pid);
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assert.strictEqual(traces[2].ph, 'b');
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assert.strictEqual(traces[2].cat, 'custom');
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assert.strictEqual(traces[2].name, 'type-value');
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assert.strictEqual(traces[2].id, '0x1e');
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assert.deepStrictEqual(traces[2].args, { });
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}));
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}));
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