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author | wolfbeast <mcwerewolf@wolfbeast.com> | 2019-08-18 16:25:15 +0200 |
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committer | wolfbeast <mcwerewolf@wolfbeast.com> | 2019-08-18 16:26:16 +0200 |
commit | 202296d02aa99afa90581333ab059c050b9c3ade (patch) | |
tree | 6ed8a1289bed1bb06d2703ea77cba5fccd3bdffa /js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-3.js | |
parent | 1530f48c27fb13d7cbd2708c9f0fcf2dabc6ed6a (diff) | |
parent | ab6242a93b849b0a3c7525b16bc01dd3172fc167 (diff) | |
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Pull Basilisk-release forward.
Diffstat (limited to 'js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-3.js')
-rwxr-xr-x | js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-3.js | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-3.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-3.js new file mode 100755 index 000000000..26676a4ee --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-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: > + Mapping works when property is non-configurable, arguments property + was not deleted. Arguments property is changed with + [[DefineOwnProperty]]. +flags: [noStrict] +---*/ + +function argumentsAndDeleteDefineOwnProperty(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + + // Precondition: Delete is unsuccessful and doesn't affect mapping. + assert.sameValue(delete arguments[0], false); + assert.sameValue(a, 1); + assert.sameValue(arguments[0], 1); + + Object.defineProperty(arguments, "0", {value: 2}); + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 2); +} +argumentsAndDeleteDefineOwnProperty(1); |