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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-1.js | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-1.js b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-1.js new file mode 100644 index 0000000000..2ec7824d67 --- /dev/null +++ b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-1.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. + +/*--- +info: | + Step 4 of defineProperty calls the [[DefineOwnProperty]] internal method + of O passing 'true' for the Throw flag. In this case, step 3 of + [[DefineOwnProperty]] requires that it throw a TypeError exception when + current is undefined and extensible is false. The value of desc does not + matter. +es5id: 15.2.3.6-4-1 +description: > + Object.defineProperty throws TypeError when adding properties to + non-extensible objects(8.12.9 step 3) +---*/ + +var o = {}; +Object.preventExtensions(o); +assert.throws(TypeError, function() { + var desc = { + value: 1 + }; + Object.defineProperty(o, "foo", desc); +}); +assert.sameValue(o.hasOwnProperty("foo"), false, 'o.hasOwnProperty("foo")'); + +reportCompare(0, 0); |