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651fc55b6e
Replace string concatenation in test/async-hooks/test-signalwrap.js with template literals. PR-URL: https://github.com/nodejs/node/pull/14295 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com> Reviewed-By: Timothy Gu <timothygu99@gmail.com> Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Tobias Nießen <tniessen@tnie.de>
90 lines
2.6 KiB
JavaScript
90 lines
2.6 KiB
JavaScript
'use strict';
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const common = require('../common');
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if (common.isWindows) return common.skip('no signals in Windows');
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const assert = require('assert');
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const initHooks = require('./init-hooks');
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const { checkInvocations } = require('./hook-checks');
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const exec = require('child_process').exec;
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const hooks = initHooks();
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hooks.enable();
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process.on('SIGUSR2', common.mustCall(onsigusr2, 2));
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const as = hooks.activitiesOfTypes('SIGNALWRAP');
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assert.strictEqual(as.length, 1);
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const signal1 = as[0];
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assert.strictEqual(signal1.type, 'SIGNALWRAP');
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assert.strictEqual(typeof signal1.uid, 'number');
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assert.strictEqual(typeof signal1.triggerAsyncId, 'number');
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checkInvocations(signal1, { init: 1 }, 'when SIGUSR2 handler is set up');
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let count = 0;
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exec(`kill -USR2 ${process.pid}`);
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let signal2;
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function onsigusr2() {
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count++;
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if (count === 1) {
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// first invocation
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checkInvocations(
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signal1, { init: 1, before: 1 },
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' signal1: when first SIGUSR2 handler is called for the first time');
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// trigger same signal handler again
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exec(`kill -USR2 ${process.pid}`);
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} else {
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// second invocation
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checkInvocations(
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signal1, { init: 1, before: 2, after: 1 },
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'signal1: when first SIGUSR2 handler is called for the second time');
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// install another signal handler
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process.removeAllListeners('SIGUSR2');
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process.on('SIGUSR2', common.mustCall(onsigusr2Again));
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const as = hooks.activitiesOfTypes('SIGNALWRAP');
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assert.strictEqual(as.length, 2);
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signal2 = as[1];
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assert.strictEqual(signal2.type, 'SIGNALWRAP');
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assert.strictEqual(typeof signal2.uid, 'number');
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assert.strictEqual(typeof signal2.triggerAsyncId, 'number');
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checkInvocations(
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signal1, { init: 1, before: 2, after: 1 },
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'signal1: when second SIGUSR2 handler is set up');
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checkInvocations(
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signal2, { init: 1 },
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'signal2: when second SIGUSR2 handler is setup');
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exec(`kill -USR2 ${process.pid}`);
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}
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}
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function onsigusr2Again() {
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checkInvocations(
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signal1, { init: 1, before: 2, after: 2, destroy: 1 },
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'signal1: when second SIGUSR2 handler is called');
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checkInvocations(
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signal2, { init: 1, before: 1 },
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'signal2: when second SIGUSR2 handler is called');
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}
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process.on('exit', onexit);
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function onexit() {
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hooks.disable();
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hooks.sanityCheck('SIGNALWRAP');
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checkInvocations(
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signal1, { init: 1, before: 2, after: 2, destroy: 1 },
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'signal1: when second SIGUSR2 process exits');
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// second signal not destroyed yet since its event listener is still active
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checkInvocations(
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signal2, { init: 1, before: 1, after: 1 },
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'signal2: when second SIGUSR2 process exits');
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}
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