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Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-5-27.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-5-27.js | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-5-27.js b/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-5-27.js new file mode 100644 index 0000000000..446fa542ca --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-5-27.js @@ -0,0 +1,43 @@ +// 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 - side effects produced by step 3 are + visible when an exception occurs +---*/ + +var stepThreeOccurs = false; +var stepFiveOccurs = false; + +var obj = {}; + +Object.defineProperty(obj, "length", { + get: function() { + return { + valueOf: function() { + stepThreeOccurs = true; + if (stepFiveOccurs) { + throw new Error("Step 5 occurred out of order"); + } + return 20; + } + }; + }, + configurable: true +}); + +var fromIndex = { + valueOf: function() { + stepFiveOccurs = true; + return 0; + } +}; + +Array.prototype.lastIndexOf.call(obj, undefined, fromIndex); + +assert(stepThreeOccurs, 'stepThreeOccurs !== true'); +assert(stepFiveOccurs, 'stepFiveOccurs !== true'); + +reportCompare(0, 0); |