diff options
26 files changed, 525 insertions, 27 deletions
diff --git a/js/src/tests/test262/built-ins/Object/getOwnPropertyDescriptors/shell.js b/js/src/tests/test262/built-ins/Object/getOwnPropertyDescriptors/shell.js index 6ed766e94..e69de29bb 100644 --- a/js/src/tests/test262/built-ins/Object/getOwnPropertyDescriptors/shell.js +++ b/js/src/tests/test262/built-ins/Object/getOwnPropertyDescriptors/shell.js @@ -1,27 +0,0 @@ -var assert = { - sameValue: assertEq, - notSameValue(a, b, msg) { - try { - assertEq(a, b); - throw "equal" - } catch (e) { - if (e === "equal") - throw new Error("Assertion failed: expected different values, got " + a); - } - }, - throws(ctor, f) { - var fullmsg; - try { - f(); - } catch (exc) { - if (exc instanceof ctor) - return; - fullmsg = "Assertion failed: expected exception " + ctor.name + ", got " + exc; - } - if (fullmsg === undefined) - fullmsg = "Assertion failed: expected exception " + ctor.name + ", no exception thrown"; - if (msg !== undefined) - fullmsg += " - " + msg; - throw new Error(fullmsg); - } -} diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-1.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-1.js new file mode 100755 index 000000000..08925e079 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-1.js @@ -0,0 +1,17 @@ +// 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 value is not changed when property was made non-configurable. +flags: [noStrict] +---*/ + +function argumentsNonConfigurable(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + + assert.sameValue(a, 1); + assert.sameValue(arguments[0], 1); +} +argumentsNonConfigurable(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-2.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-2.js new file mode 100755 index 000000000..265481e01 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-2.js @@ -0,0 +1,19 @@ +// 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, variable is + changed with SetMutableBinding. +flags: [noStrict] +---*/ + +function argumentsAndSetMutableBinding(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + + a = 2; + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 2); +} +argumentsAndSetMutableBinding(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-3.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-3.js new file mode 100755 index 000000000..6877a0c9d --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-3.js @@ -0,0 +1,19 @@ +// 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 + is changed with [[DefineOwnProperty]]. +flags: [noStrict] +---*/ + +function argumentsAndDefineOwnProperty(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + + Object.defineProperty(arguments, "0", {value: 2}); + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 2); +} +argumentsAndDefineOwnProperty(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-4.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-4.js new file mode 100755 index 000000000..d2ac4d376 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-4.js @@ -0,0 +1,19 @@ +// 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 + is changed with [[Set]]. +flags: [noStrict] +---*/ + +function argumentsAndSet(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + + arguments[0] = 2; + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 2); +} +argumentsAndSet(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-1.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-1.js new file mode 100755 index 000000000..67f971369 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-1.js @@ -0,0 +1,19 @@ +// 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. [[Delete]] operation returns false. +flags: [noStrict] +---*/ + +function argumentsAndDelete(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + + assert.sameValue(delete arguments[0], false); + assert.sameValue(a, 1); + assert.sameValue(arguments[0], 1); +} +argumentsAndDelete(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-2.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-2.js new file mode 100755 index 000000000..9a089eaac --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-2.js @@ -0,0 +1,24 @@ +// 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. Variable is changed with SetMutableBinding. +flags: [noStrict] +---*/ + +function argumentsAndDeleteSetMutableBinding(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); + + a = 2; + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 2); +} +argumentsAndDeleteSetMutableBinding(1); 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); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-4.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-4.js new file mode 100755 index 000000000..ed96a0e67 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-delete-4.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 + [[Set]]. +flags: [noStrict] +---*/ + +function argumentsAndDeleteSet(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); + + arguments[0] = 2; + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 2); +} +argumentsAndDeleteSet(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-1.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-1.js new file mode 100755 index 000000000..cfeba05c4 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-1.js @@ -0,0 +1,24 @@ +// 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-configurable and + non-writable. Perform property attribute changes with a single + [[DefineOwnProperty]] call. Mapped values are unchanged, mapping + itself is removed. +flags: [noStrict] +---*/ + +function argumentsNonConfigurableAndNonWritable(a) { + Object.defineProperty(arguments, "0", {configurable: false, writable: false}); + assert.sameValue(a, 1); + assert.sameValue(arguments[0], 1); + + // Postcondition: Arguments mapping is removed. + a = 2; + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 1); +} +argumentsNonConfigurableAndNonWritable(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-2.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-2.js new file mode 100755 index 000000000..69c0e125b --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-2.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-configurable and + non-writable. Perform property attribute changes with two + consecutive [[DefineOwnProperty]] calls. Mapped values are + unchanged, mapping itself is removed. +flags: [noStrict] +---*/ + +function argumentsNonConfigurableThenNonWritable(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + Object.defineProperty(arguments, "0", {writable: false}); + assert.sameValue(a, 1); + assert.sameValue(arguments[0], 1); + + // Postcondition: Arguments mapping is removed. + a = 2; + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 1); +} +argumentsNonConfigurableThenNonWritable(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-3.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-3.js new file mode 100755 index 000000000..dca0adcd2 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-3.js @@ -0,0 +1,28 @@ +// 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-configurable and + non-writable. Perform property attribute changes with two + [[DefineOwnProperty]] calls. Add intervening call to + SetMutableBinding. +flags: [noStrict] +---*/ + +function argumentsNonConfigurableThenNonWritableWithInterveningSetMutableBinding(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + a = 2; + Object.defineProperty(arguments, "0", {writable: false}); + assert.sameValue(a, 2); + // `arguments[0] === 1` per ES2015, Rev 38, April 14, 2015 Final Draft. + // Specification bug: https://bugs.ecmascript.org/show_bug.cgi?id=4371 + assert.sameValue(arguments[0], 2); + + // Postcondition: Arguments mapping is removed. + a = 3; + assert.sameValue(a, 3); + assert.sameValue(arguments[0], 2); +} +argumentsNonConfigurableThenNonWritableWithInterveningSetMutableBinding(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-4.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-4.js new file mode 100755 index 000000000..80d56fe1c --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-4.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-configurable and + non-writable. Perform property attribute changes with two + [[DefineOwnProperty]] calls. Add intervening call to [[Set]]. +flags: [noStrict] +---*/ + +function argumentsNonConfigurableThenNonWritableWithInterveningSet(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + arguments[0] = 2; + Object.defineProperty(arguments, "0", {writable: false}); + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 2); + + // Postcondition: Arguments mapping is removed. + a = 3; + assert.sameValue(a, 3); + assert.sameValue(arguments[0], 2); +} +argumentsNonConfigurableThenNonWritableWithInterveningSet(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-5.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-5.js new file mode 100755 index 000000000..bbb951502 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-nonwritable-5.js @@ -0,0 +1,26 @@ +// 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-configurable and + non-writable. Perform property attribute changes with two + [[DefineOwnProperty]] calls. Add intervening call to + [[DefineOwnProperty]]. +flags: [noStrict] +---*/ + +function argumentsNonConfigurableThenNonWritableWithDefineOwnProperty(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + Object.defineProperty(arguments, "0", {value: 2}); + Object.defineProperty(arguments, "0", {writable: false}); + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 2); + + // Postcondition: Arguments mapping is removed. + a = 3; + assert.sameValue(a, 3); + assert.sameValue(arguments[0], 2); +} +argumentsNonConfigurableThenNonWritableWithDefineOwnProperty(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-strict-delete-1.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-strict-delete-1.js new file mode 100755 index 000000000..b918f75a1 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-strict-delete-1.js @@ -0,0 +1,21 @@ +// 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. [[Delete]] operations throws TypeError if called + from strict-mode code. +flags: [noStrict] +---*/ + +function argumentsAndStrictDelete(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + + var args = arguments; + assert.throws(TypeError, function() { "use strict"; delete args[0]; }); + assert.sameValue(a, 1); + assert.sameValue(arguments[0], 1); +} +argumentsAndStrictDelete(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-strict-delete-2.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-strict-delete-2.js new file mode 100755 index 000000000..01afbe4de --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-strict-delete-2.js @@ -0,0 +1,26 @@ +// 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. [[Delete]] operations throws TypeError if called + from strict-mode code. Variable is changed with SetMutableBinding. +flags: [noStrict] +---*/ + +function argumentsAndStrictDeleteSetMutableBinding(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + + // Precondition: Delete is unsuccessful and doesn't affect mapping. + var args = arguments; + assert.throws(TypeError, function() { "use strict"; delete args[0]; }); + assert.sameValue(a, 1); + assert.sameValue(arguments[0], 1); + + a = 2; + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 2); +} +argumentsAndStrictDeleteSetMutableBinding(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-strict-delete-3.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-strict-delete-3.js new file mode 100755 index 000000000..9aa2a2ed2 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-strict-delete-3.js @@ -0,0 +1,27 @@ +// 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. [[Delete]] operations throws TypeError if called + from strict-mode code. Arguments property is changed with + [[DefineOwnProperty]]. +flags: [noStrict] +---*/ + +function argumentsAndStrictDeleteDefineOwnProperty(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + + // Precondition: Delete is unsuccessful and doesn't affect mapping. + var args = arguments; + assert.throws(TypeError, function() { "use strict"; delete args[0]; }); + assert.sameValue(a, 1); + assert.sameValue(arguments[0], 1); + + Object.defineProperty(arguments, "0", {value: 2}); + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 2); +} +argumentsAndStrictDeleteDefineOwnProperty(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-strict-delete-4.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-strict-delete-4.js new file mode 100755 index 000000000..b48018843 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonconfigurable-strict-delete-4.js @@ -0,0 +1,26 @@ +// 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. [[Delete]] operations throws TypeError if called + from strict-mode code. Arguments property is changed with [[Set]]. +flags: [noStrict] +---*/ + +function argumentsAndStrictDeleteSet(a) { + Object.defineProperty(arguments, "0", {configurable: false}); + + // Precondition: Delete is unsuccessful and doesn't affect mapping. + var args = arguments; + assert.throws(TypeError, function() { "use strict"; delete args[0]; }); + assert.sameValue(a, 1); + assert.sameValue(arguments[0], 1); + + arguments[0] = 2; + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 2); +} +argumentsAndStrictDeleteSet(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-1.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-1.js new file mode 100755 index 000000000..2dae07678 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-1.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 + consecutive [[DefineOwnProperty]] calls. Mapped values are + unchanged, mapping itself is removed. +flags: [noStrict] +---*/ + +function argumentsNonWritableThenNonConfigurable(a) { + Object.defineProperty(arguments, "0", {writable: false}); + Object.defineProperty(arguments, "0", {configurable: false}); + assert.sameValue(a, 1); + assert.sameValue(arguments[0], 1); + + // Postcondition: Arguments mapping is removed. + a = 2; + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 1); +} +argumentsNonWritableThenNonConfigurable(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-2.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-2.js new file mode 100755 index 000000000..63585b437 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-2.js @@ -0,0 +1,26 @@ +// 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 + SetMutableBinding. +flags: [noStrict] +---*/ + +function argumentsNonWritableThenNonConfigurableWithInterveningSetMutableBinding(a) { + Object.defineProperty(arguments, "0", {writable: false}); + a = 2; + Object.defineProperty(arguments, "0", {configurable: false}); + assert.sameValue(a, 2); + assert.sameValue(arguments[0], 1); + + // Postcondition: Arguments mapping is removed. + a = 3; + assert.sameValue(a, 3); + assert.sameValue(arguments[0], 1); +} +argumentsNonWritableThenNonConfigurableWithInterveningSetMutableBinding(1); 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); diff --git a/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-4.js b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-4.js new file mode 100755 index 000000000..ea40a49a8 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/mapped-arguments-nonwritable-nonconfigurable-4.js @@ -0,0 +1,26 @@ +// 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 + [[DefineOwnProperty]]. +flags: [noStrict] +---*/ + +function argumentsNonWritableThenNonConfigurableWithInterveningDefineOwnProperty(a) { + Object.defineProperty(arguments, "0", {writable: false}); + Object.defineProperty(arguments, "0", {value: 2}); + Object.defineProperty(arguments, "0", {configurable: false}); + assert.sameValue(a, 1); + assert.sameValue(arguments[0], 2); + + // Postcondition: Arguments mapping is removed. + a = 3; + assert.sameValue(a, 3); + assert.sameValue(arguments[0], 2); +} +argumentsNonWritableThenNonConfigurableWithInterveningDefineOwnProperty(1); diff --git a/js/src/tests/test262/language/arguments-object/mapped/shell.js b/js/src/tests/test262/language/arguments-object/mapped/shell.js new file mode 100644 index 000000000..e69de29bb --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/mapped/shell.js diff --git a/js/src/tests/test262/language/arguments-object/shell.js b/js/src/tests/test262/language/arguments-object/shell.js new file mode 100644 index 000000000..e69de29bb --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/shell.js diff --git a/js/src/tests/test262/language/shell.js b/js/src/tests/test262/language/shell.js new file mode 100644 index 000000000..e69de29bb --- /dev/null +++ b/js/src/tests/test262/language/shell.js diff --git a/js/src/tests/test262/shell.js b/js/src/tests/test262/shell.js index b70bb5dbb..462ec9cf8 100644 --- a/js/src/tests/test262/shell.js +++ b/js/src/tests/test262/shell.js @@ -938,3 +938,31 @@ var fnGlobalObject = (function() var global = Function("return this")(); return function fnGlobalObject() { return global; }; })(); + +var assert = { + sameValue: assertEq, + notSameValue(a, b, msg) { + try { + assertEq(a, b); + throw "equal" + } catch (e) { + if (e === "equal") + throw new Error("Assertion failed: expected different values, got " + a); + } + }, + throws(ctor, f) { + var fullmsg; + try { + f(); + } catch (exc) { + if (exc instanceof ctor) + return; + fullmsg = "Assertion failed: expected exception " + ctor.name + ", got " + exc; + } + if (fullmsg === undefined) + fullmsg = "Assertion failed: expected exception " + ctor.name + ", no exception thrown"; + if (msg !== undefined) + fullmsg += " - " + msg; + throw new Error(fullmsg); + } +} |