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test,async_hooks: match test-ttywrap.readstream
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Match changes made to test-ttywrap.readstream for consistency.

PR-URL: nodejs#13991
Fixes: nodejs#13984
Reviewed-By: Anna Henningsen <[email protected]>
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Refael Ackermann <[email protected]>
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trevnorris authored and refack committed Jul 12, 2017
1 parent 250d50b commit 3b4010b
Showing 1 changed file with 31 additions and 48 deletions.
79 changes: 31 additions & 48 deletions test/async-hooks/test-ttywrap.writestream.js
Original file line number Diff line number Diff line change
@@ -1,64 +1,47 @@
'use strict';

const common = require('../common');

const tty_fd = common.getTTYfd();
if (tty_fd < 0)
common.skip('no valid TTY fd available');

const assert = require('assert');

// general hook test setup
const tick = require('./tick');
const initHooks = require('./init-hooks');
const { checkInvocations } = require('./hook-checks');

const ttyStream = (() => {
try {
return new (require('tty').WriteStream)(tty_fd);
} catch (e) {
return null;
}
})();
if (ttyStream === null)
common.skip('no valid TTY fd available');

const hooks = initHooks();
hooks.enable();

const as = hooks.activitiesOfTypes('TTYWRAP');
assert.strictEqual(as.length, 1);
const tty = as[0];
assert.strictEqual(tty.type, 'TTYWRAP');
assert.strictEqual(typeof tty.uid, 'number');
assert.strictEqual(typeof tty.triggerAsyncId, 'number');
checkInvocations(tty, { init: 1 }, 'when tty created');
if (!process.stdout.isTTY)
return common.skip('no valid writable TTY available');

ttyStream
.on('finish', common.mustCall(onfinish))
.end(common.mustCall(onend));
// test specific setup
const checkInitOpts = { init: 1 };
const checkEndedOpts = { init: 1, before: 1, after: 1, destroy: 1 };

checkInvocations(tty, { init: 1 }, 'when tty.end() was invoked ');
// test code
//
// listen to stdin except on Windows
const activities = hooks.activitiesOfTypes('TTYWRAP');
assert.strictEqual(activities.length, 1);

function onend() {
tick(2, common.mustCall(() =>
checkInvocations(
tty, { init: 1, before: 1, after: 1, destroy: 1 },
'when tty ended ')
));
}

function onfinish() {
tick(2, common.mustCall(() =>
checkInvocations(
tty, { init: 1, before: 1, after: 1, destroy: 1 },
'when tty ended ')
));
}

process.on('exit', onexit);

function onexit() {
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.stdout.on('error', (err) => assert.fail(err));
process.stdout.on('close', common.mustCall(() =>
tick(2, delayedOnCloseHandler)
));
process.stdout.destroy();
checkInvocations(tty, checkInitOpts, 'when tty.end() was invoked');

process.on('exit', () => {
hooks.disable();
hooks.sanityCheck('TTYWRAP');
checkInvocations(tty, { init: 1, before: 1, after: 1, destroy: 1 },
'when process exits');
}
checkInvocations(tty, checkEndedOpts, 'when process exits');
});

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