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Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-18.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-18.js | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-18.js b/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-18.js new file mode 100644 index 0000000000..8ca10a1747 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-18.js @@ -0,0 +1,30 @@ +// 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.lastindexof +description: > + Array.prototype.lastIndexOf - decreasing length of array with + prototype property causes prototype index property to be visited +---*/ + +var arr = [0, 1, 2, 3, 4]; + +Object.defineProperty(Array.prototype, "2", { + get: function() { + return "prototype"; + }, + configurable: true +}); + +Object.defineProperty(arr, "3", { + get: function() { + arr.length = 2; + return 1; + }, + configurable: true +}); + +assert.sameValue(arr.lastIndexOf("prototype"), 2, 'arr.lastIndexOf("prototype")'); + +reportCompare(0, 0); |