nodejs-mozilla/test/async-hooks/test-ttywrap.readstream.js

48 lines
1.4 KiB
JavaScript

'use strict';
const common = require('../common');
const assert = require('assert');
// General hook test setup
const tick = require('../common/tick');
const initHooks = require('./init-hooks');
const { checkInvocations } = require('./hook-checks');
const hooks = initHooks();
hooks.enable();
if (!process.stdin.isTTY)
return common.skip('no valid readable TTY available');
// test specific setup
const checkInitOpts = { init: 1 };
const checkEndedOpts = { init: 1, before: 1, after: 1, destroy: 1 };
// test code
//
// listen to stdin except on Windows
const activities = hooks.activitiesOfTypes('TTYWRAP');
assert.strictEqual(activities.length, 1);
const tty = activities[0];
assert.strictEqual(tty.type, 'TTYWRAP');
assert.strictEqual(typeof tty.uid, 'number');
assert.strictEqual(typeof tty.triggerAsyncId, 'number');
checkInvocations(tty, checkInitOpts, 'when tty created');
const delayedOnCloseHandler = common.mustCall(() => {
checkInvocations(tty, checkEndedOpts, 'when tty ended');
});
process.stdin.on('error', (err) => assert.fail(err));
process.stdin.on('close', common.mustCall(() =>
tick(2, delayedOnCloseHandler)
));
process.stdin.destroy();
checkInvocations(tty, checkInitOpts, 'when tty.end() was invoked');
process.on('exit', () => {
hooks.disable();
hooks.sanityCheck('TTYWRAP');
checkInvocations(tty, checkEndedOpts, 'when process exits');
});