diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-16.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-16.js | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-16.js b/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-16.js new file mode 100644 index 0000000000..1759de886d --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-a-16.js @@ -0,0 +1,26 @@ +// 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 - deleting own property with + prototype property causes prototype index property to be visited + on an Array +---*/ + +var arr = [0, 111, 2]; + +Object.defineProperty(arr, "2", { + get: function() { + delete arr[1]; + return 0; + }, + configurable: true +}); + +Array.prototype[1] = 1; + +assert.sameValue(arr.lastIndexOf(1), 1, 'arr.lastIndexOf(1)'); + +reportCompare(0, 0); |