node/test/report/test-report-signal.js
cjihrig c1a9c50008
test: refactor test/report/test-report-signal.js
PR-URL: https://github.com/nodejs/node/pull/26446
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Masashi Hirano <shisama07@gmail.com>
Reviewed-By: Beth Griggs <Bethany.Griggs@uk.ibm.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
2019-03-07 15:48:06 -05:00

37 lines
1.2 KiB
JavaScript

// Flags: --experimental-report --diagnostic-report-on-signal
'use strict';
// Test producing a report via signal.
const common = require('../common');
common.skipIfReportDisabled();
if (common.isWindows)
return common.skip('Unsupported on Windows.');
if (!common.isMainThread)
common.skip('Signal reporting is only supported in the main thread');
const assert = require('assert');
const helper = require('../common/report');
const tmpdir = require('../common/tmpdir');
common.expectWarning('ExperimentalWarning',
'report is an experimental feature. This feature could ' +
'change at any time');
tmpdir.refresh();
process.report.directory = tmpdir.path;
assert.strictEqual(process.listenerCount('SIGUSR2'), 1);
process.kill(process.pid, 'SIGUSR2');
// Asynchronously wait for the report. In development, a single setImmediate()
// appears to be enough. Use an async loop to be a bit more robust in case
// platform or machine differences throw off the timing.
(function validate() {
const reports = helper.findReports(process.pid, tmpdir.path);
if (reports.length === 0)
return setImmediate(validate);
assert.strictEqual(reports.length, 1);
helper.validate(reports[0]);
})();