js/src/tests/test262/built-ins/Promise/race/S25.4.4.3_A2.2_T1.js


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// |reftest| async
// Copyright 2014 Cubane Canada, Inc.  All rights reserved.
// See LICENSE for details.

/*---
info: Promise.race rejects on non-iterable argument
es6id: S25.4.4.3_A2.2_T1
author: Sam Mikes
description: Promise.race rejects if argument is not object or is non-iterable
flags: [async]
---*/

var nonIterable = 3;

Promise.race(nonIterable).then(function() {
  throw new Test262Error('Promise unexpectedly fulfilled: Promise.race(nonIterable) should throw TypeError');
}, function(err) {
  assert(!!(err instanceof TypeError), 'The value of !!(err instanceof TypeError) is expected to be true');
}).then($DONE, $DONE);