node/test/parallel/test-util-sigint-watchdog.js
cjihrig 7e4b0a4850
util: make util binding internal
Refs: https://github.com/nodejs/node/issues/22160
PR-URL: https://github.com/nodejs/node/pull/22675
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
2018-09-05 21:53:11 -04:00

62 lines
1.9 KiB
JavaScript

// Flags: --expose-internals
'use strict';
const common = require('../common');
if (common.isWindows) {
// No way to send CTRL_C_EVENT to processes from JS right now.
common.skip('platform not supported');
}
const assert = require('assert');
const { internalBinding } = require('internal/test/binding');
const binding = internalBinding('util');
[(next) => {
// Test with no signal observed.
binding.startSigintWatchdog();
const hadPendingSignals = binding.stopSigintWatchdog();
assert.strictEqual(hadPendingSignals, false);
next();
},
(next) => {
// Test with one call to the watchdog, one signal.
binding.startSigintWatchdog();
process.kill(process.pid, 'SIGINT');
waitForPendingSignal(common.mustCall(() => {
const hadPendingSignals = binding.stopSigintWatchdog();
assert.strictEqual(hadPendingSignals, true);
next();
}));
},
(next) => {
// Nested calls are okay.
binding.startSigintWatchdog();
binding.startSigintWatchdog();
process.kill(process.pid, 'SIGINT');
waitForPendingSignal(common.mustCall(() => {
const hadPendingSignals1 = binding.stopSigintWatchdog();
const hadPendingSignals2 = binding.stopSigintWatchdog();
assert.strictEqual(hadPendingSignals1, true);
assert.strictEqual(hadPendingSignals2, false);
next();
}));
},
() => {
// Signal comes in after first call to stop.
binding.startSigintWatchdog();
binding.startSigintWatchdog();
const hadPendingSignals1 = binding.stopSigintWatchdog();
process.kill(process.pid, 'SIGINT');
waitForPendingSignal(common.mustCall(() => {
const hadPendingSignals2 = binding.stopSigintWatchdog();
assert.strictEqual(hadPendingSignals1, false);
assert.strictEqual(hadPendingSignals2, true);
}));
}].reduceRight((a, b) => common.mustCall(b).bind(null, a))();
function waitForPendingSignal(cb) {
if (binding.watchdogHasPendingSigint())
cb();
else
setTimeout(waitForPendingSignal, 10, cb);
}