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Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-19.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-19.js | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-19.js b/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-19.js new file mode 100644 index 0000000000..5c83ccc2eb --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-19.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.lastindexof +description: > + Array.prototype.lastIndexOf - decreasing length of array does not + delete non-configurable properties +flags: [noStrict] +---*/ + +var arr = [0, 1, 2, 3]; + +Object.defineProperty(arr, "2", { + get: function() { + return "unconfigurable"; + }, + configurable: false +}); + +Object.defineProperty(arr, "3", { + get: function() { + arr.length = 2; + return 1; + }, + configurable: true +}); + +assert.sameValue(arr.lastIndexOf("unconfigurable"), 2, 'arr.lastIndexOf("unconfigurable")'); + +reportCompare(0, 0); |