/
test-child-process-spawn-controller.js
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/
test-child-process-spawn-controller.js
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// Flags: --experimental-abortcontroller
'use strict';
const common = require('../common');
const assert = require('assert');
const { spawn } = require('child_process');
const fixtures = require('../common/fixtures');
const aliveScript = fixtures.path('child-process-stay-alive-forever.js');
{
// Verify that passing an AbortSignal works
const controller = new AbortController();
const { signal } = controller;
const cp = spawn(process.execPath, [aliveScript], {
signal,
});
cp.on('exit', common.mustCall((code, killSignal) => {
assert.strictEqual(code, null);
assert.strictEqual(killSignal, 'SIGTERM');
}));
cp.on('error', common.mustCall((e) => {
assert.strictEqual(e.name, 'AbortError');
}));
controller.abort();
}
{
// Verify that passing an already-aborted signal works.
const controller = new AbortController();
const { signal } = controller;
controller.abort();
const cp = spawn(process.execPath, [aliveScript], {
signal,
});
cp.on('exit', common.mustCall((code, killSignal) => {
assert.strictEqual(code, null);
assert.strictEqual(killSignal, 'SIGTERM');
}));
cp.on('error', common.mustCall((e) => {
assert.strictEqual(e.name, 'AbortError');
}));
}
{
// Verify that waiting a bit and closing works
const controller = new AbortController();
const { signal } = controller;
const cp = spawn(process.execPath, [aliveScript], {
signal,
});
cp.on('exit', common.mustCall((code, killSignal) => {
assert.strictEqual(code, null);
assert.strictEqual(killSignal, 'SIGTERM');
}));
cp.on('error', common.mustCall((e) => {
assert.strictEqual(e.name, 'AbortError');
}));
setTimeout(() => controller.abort(), 1);
}
{
// Test passing a different killSignal
const controller = new AbortController();
const { signal } = controller;
const cp = spawn(process.execPath, [aliveScript], {
signal,
killSignal: 'SIGKILL',
});
cp.on('exit', common.mustCall((code, killSignal) => {
assert.strictEqual(code, null);
assert.strictEqual(killSignal, 'SIGKILL');
}));
cp.on('error', common.mustCall((e) => {
assert.strictEqual(e.name, 'AbortError');
}));
setTimeout(() => controller.abort(), 1);
}
{
// Test aborting a cp before close but after exit
const controller = new AbortController();
const { signal } = controller;
const cp = spawn(process.execPath, [aliveScript], {
signal,
});
cp.on('exit', common.mustCall(() => {
controller.abort();
}));
cp.on('error', common.mustNotCall());
setTimeout(() => cp.kill(), 1);
}