test262/test/built-ins/Promise/create-resolving-functions-...

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2020-01-15 17:48:04 +01:00
// Copyright (C) 2019 Alexey Shvayka. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-createresolvingfunctions
description: >
resolve is anonymous built-in function with length of 1.
info: |
CreateResolvingFunctions ( promise )
...
3. Let resolve be ! CreateBuiltinFunction(stepsResolve, « [[Promise]], [[AlreadyResolved]] »).
features: [Reflect.construct]
includes: [isConstructor.js]
flags: [async]
---*/
Promise.resolve(1).then(function() {
return Promise.resolve(2);
});
Promise.prototype.then = function(resolve) {
assert.sameValue(!isConstructor(resolve));
assert.sameValue(resolve.length, 1);
assert.sameValue(resolve.name, '');
$DONE();
};