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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/Object/defineProperties/15.2.3.7-6-a-158.js | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/defineProperties/15.2.3.7-6-a-158.js b/js/src/tests/test262/built-ins/Object/defineProperties/15.2.3.7-6-a-158.js new file mode 100644 index 0000000000..018905fbe8 --- /dev/null +++ b/js/src/tests/test262/built-ins/Object/defineProperties/15.2.3.7-6-a-158.js @@ -0,0 +1,27 @@ +// Copyright (c) 2012 Ecma International. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +es5id: 15.2.3.7-6-a-158 +description: > + Object.defineProperties - 'O' is an Array, 'P' is the length + property of 'O', the [[Value]] field of 'desc' is greater than + value of the length property, test TypeError is thrown when the + length property is not writable (15.4.5.1 step 3.f.i) +---*/ + +var arr = []; + +Object.defineProperty(arr, "length", { + writable: false +}); +assert.throws(TypeError, function() { + Object.defineProperties(arr, { + length: { + value: 12 + } + }); +}); +assert.sameValue(arr.length, 0, 'arr.length'); + +reportCompare(0, 0); |