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Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/map/15.4.4.19-8-b-11.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/map/15.4.4.19-8-b-11.js | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/map/15.4.4.19-8-b-11.js b/js/src/tests/test262/built-ins/Array/prototype/map/15.4.4.19-8-b-11.js new file mode 100644 index 0000000000..996812f874 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/map/15.4.4.19-8-b-11.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.map +description: > + Array.prototype.map - deleting property of prototype causes + prototype index property not to be visited on an Array +---*/ + +function callbackfn(val, idx, obj) { + return idx === 1 && typeof val === "undefined"; +} +var arr = [0, , 2]; + +Object.defineProperty(arr, "0", { + get: function() { + delete Array.prototype[1]; + return 0; + }, + configurable: true +}); + +Array.prototype[1] = 1; +var testResult = arr.map(callbackfn); + +assert.sameValue(testResult.length, 3, 'testResult.length'); +assert.sameValue(typeof testResult[1], "undefined", 'typeof testResult[1]'); + +reportCompare(0, 0); |