diff options
Diffstat (limited to 'js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-3.js')
-rwxr-xr-x | js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-3.js | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-3.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-3.js new file mode 100755 index 000000000..2bd1bc9c1 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-3.js @@ -0,0 +1,25 @@ +// Copyright (C) 2015 André Bargull. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +info: Mapped arguments object with non-configurable property +description: > + Mapped arguments property is changed to non-writable and + non-configurable. Perform property attribute changes with two + [[DefineOwnProperty]] calls. Add intervening call to [[Set]]. +flags: [noStrict] +---*/ + +function argumentsNonWritableThenNonConfigurableWithInterveningSet(a) { + Object.defineProperty(arguments, "0", {writable: false}); + arguments[0] = 2; + Object.defineProperty(arguments, "0", {configurable: false}); + assert.sameValue(a, 1); + assert.sameValue(arguments[0], 1); + + // Postcondition: Arguments mapping is removed. + a = 3; + assert.sameValue(a, 3); + assert.sameValue(arguments[0], 1); +} +argumentsNonWritableThenNonConfigurableWithInterveningSet(1); |