test262/test/built-ins/Promise/race/S25.4.4.3_A4.1_T1.js

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// Copyright 2014 Cubane Canada, Inc. All rights reserved.
// See LICENSE for details.
/*---
es6id: S25.4.4.3_A4.1_T1
author: Sam Mikes
description: Promise.race rejects if IteratorStep throws
---*/
var iterThrows = {};
Object.defineProperty(iterThrows, Symbol.iterator, {
get: function () {
return {
next: function () {
throw new Error("abrupt completion");
}
};
}
});
Promise.race(iterThrows).then(function () {
$ERROR('Promise unexpectedly fulfilled: Promise.race(iterThrows) should throw TypeError');
},function (err) {
if (!(err instanceof TypeError)) {
$ERROR('Expected TypeError, got ' + err);
}
}).then($DONE,$DONE);