test262/test/built-ins/Promise/race/S25.4.4.3_A3.1_T2.js

19 lines
562 B
JavaScript

// Copyright 2014 Cubane Canada, Inc. All rights reserved.
// See LICENSE for details.
/*---
info: >
Promise.race must throw TypeError per
CreatePromiseCapabilityRecord step 8 when
promiseCapabliity.[[Resolve]] is not callable
es6id: S25.4.4.3_A3.1_T2
author: Sam Mikes
description: Promise.race throws TypeError, even on empty array, when 'this' does not conform to Promise constructor
---*/
function BadPromiseConstructor(f) { f(undefined, undefined); }
assert.throws(TypeError, function() {
Promise.race.call(BadPromiseConstructor, []);
});