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Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-2-5.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-2-5.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-2-5.js b/js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-2-5.js new file mode 100644 index 0000000000..0e3692f636 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-2-5.js @@ -0,0 +1,40 @@ +// Copyright (c) 2012 Ecma International. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-array.prototype.filter +description: > + Array.prototype.filter to Array-like object, 'length' is an own + data property that overrides an inherited accessor property +---*/ + +function callbackfn(val, idx, obj) { + return obj.length === 2; +} + +var proto = {}; + +Object.defineProperty(proto, "length", { + get: function() { + return 3; + }, + configurable: true +}); + +var Con = function() {}; +Con.prototype = proto; + +var child = new Con(); +Object.defineProperty(child, "length", { + value: 2, + configurable: true +}); +child[0] = 12; +child[1] = 11; +child[2] = 9; + +var newArr = Array.prototype.filter.call(child, callbackfn); + +assert.sameValue(newArr.length, 2, 'newArr.length'); + +reportCompare(0, 0); |