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Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-9-b-11.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-9-b-11.js | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-9-b-11.js b/js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-9-b-11.js new file mode 100644 index 0000000000..5b16c7f308 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-9-b-11.js @@ -0,0 +1,31 @@ +// 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 +es5id: 15.4.4.20-9-b-11 +description: > + Array.prototype.filter - deleting property of prototype causes + prototype index property not to be visited on an Array +---*/ + +function callbackfn(val, idx, obj) { + return true; +} +var arr = [0, , 2]; + +Object.defineProperty(arr, "0", { + get: function() { + delete Array.prototype[1]; + return 0; + }, + configurable: true +}); + +Array.prototype[1] = 1; +var newArr = arr.filter(callbackfn); + +assert.sameValue(newArr.length, 2, 'newArr.length'); +assert.notSameValue(newArr[1], 1, 'newArr[1]'); + +reportCompare(0, 0); |