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// 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);
}
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