test262/test/harness/verifyProperty-undefined-de...

27 lines
647 B
JavaScript

// Copyright (C) 2017 Leo Balter. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: >
Verify an undefined descriptor
includes: [propertyHelper.js]
---*/
var sample = {
bar: undefined,
get baz() {}
};
assert.sameValue(
verifyProperty(sample, "foo", undefined),
true,
"returns true if desc and property descriptor are both undefined"
);
assert.throws(Test262Error, () => {
verifyProperty(sample, 'bar', undefined);
}, "dataDescriptor value is undefined");
assert.throws(Test262Error, () => {
verifyProperty(sample, 'baz', undefined);
}, "accessor returns undefined");