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Diffstat (limited to 'js/src/tests/test262/built-ins/Array/of/does-not-use-prototype-properties.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/of/does-not-use-prototype-properties.js | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/of/does-not-use-prototype-properties.js b/js/src/tests/test262/built-ins/Array/of/does-not-use-prototype-properties.js new file mode 100644 index 0000000000..6f08da1f92 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/of/does-not-use-prototype-properties.js @@ -0,0 +1,32 @@ +// Copyright (c) 2015 the V8 project authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +/*--- +esid: sec-array.of +es6id: 22.1.2.3 +description: Array.of does not use prototype properties for arguments. +info: | + It defines elements rather than assigning to them. +---*/ + +Object.defineProperty(Array.prototype, "0", { + set: function(v) { + throw new Test262Error('Should define own properties'); + } +}); + +var arr = Array.of(true); +assert.sameValue(arr[0], true, 'The value of arr[0] is expected to be true'); + +function Custom() {} + +Object.defineProperty(Custom.prototype, "0", { + set: function(v) { + throw new Test262Error('Should define own properties'); + } +}); + +var custom = Array.of.call(Custom, true); +assert.sameValue(custom[0], true, 'The value of custom[0] is expected to be true'); + +reportCompare(0, 0); |