From f87b1b8850d97eb7c9c9e5adb31594251a934441 Mon Sep 17 00:00:00 2001 From: Gaming4JC Date: Wed, 4 Dec 2019 22:11:58 -0500 Subject: Bug 1317389: Change property attributes for generator and async functions to match ES2015/2017. Tag #1287 --- .../tests/ecma_2017/AsyncFunctions/properties.js | 76 ++++++++++++++ js/src/tests/ecma_6/Generators/properties.js | 111 +++++++++++++++++++++ 2 files changed, 187 insertions(+) create mode 100644 js/src/tests/ecma_2017/AsyncFunctions/properties.js create mode 100644 js/src/tests/ecma_6/Generators/properties.js (limited to 'js/src/tests') diff --git a/js/src/tests/ecma_2017/AsyncFunctions/properties.js b/js/src/tests/ecma_2017/AsyncFunctions/properties.js new file mode 100644 index 000000000..ca383901b --- /dev/null +++ b/js/src/tests/ecma_2017/AsyncFunctions/properties.js @@ -0,0 +1,76 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +function assertOwnDescriptor(object, propertyKey, expected) { + var desc = Object.getOwnPropertyDescriptor(object, propertyKey); + if (desc === undefined) { + assertEq(expected, undefined, "Property shouldn't be present"); + return; + } + + assertEq(desc.enumerable, expected.enumerable, `${String(propertyKey)}.[[Enumerable]]`); + assertEq(desc.configurable, expected.configurable, `${String(propertyKey)}.[[Configurable]]`); + + if (Object.prototype.hasOwnProperty.call(desc, "value")) { + assertEq(desc.value, expected.value, `${String(propertyKey)}.[[Value]]`); + assertEq(desc.writable, expected.writable, `${String(propertyKey)}.[[Writable]]`); + } else { + assertEq(desc.get, expected.get, `${String(propertyKey)}.[[Get]]`); + assertEq(desc.set, expected.set, `${String(propertyKey)}.[[Set]]`); + } +} + +async function asyncFunc(){} +var AsyncFunctionPrototype = Object.getPrototypeOf(asyncFunc); +var AsyncFunction = AsyncFunctionPrototype.constructor; + + +// ES2017, 25.5.2 Properties of the AsyncFunction Constructor + +assertEqArray(Object.getOwnPropertyNames(AsyncFunction).sort(), ["length", "name", "prototype"]); +assertEqArray(Object.getOwnPropertySymbols(AsyncFunction), []); + +assertOwnDescriptor(AsyncFunction, "length", { + value: 1, writable: false, enumerable: false, configurable: true +}); + +assertOwnDescriptor(AsyncFunction, "name", { + value: "AsyncFunction", writable: false, enumerable: false, configurable: true +}); + +assertOwnDescriptor(AsyncFunction, "prototype", { + value: AsyncFunctionPrototype, writable: false, enumerable: false, configurable: false +}); + + +// ES2017, 25.5.3 Properties of the AsyncFunction Prototype Object + +assertEqArray(Object.getOwnPropertyNames(AsyncFunctionPrototype).sort(), ["constructor"]); +assertEqArray(Object.getOwnPropertySymbols(AsyncFunctionPrototype), [Symbol.toStringTag]); + +assertOwnDescriptor(AsyncFunctionPrototype, "constructor", { + value: AsyncFunction, writable: false, enumerable: false, configurable: true +}); + +assertOwnDescriptor(AsyncFunctionPrototype, Symbol.toStringTag, { + value: "AsyncFunction", writable: false, enumerable: false, configurable: true +}); + + +// ES2017, 25.5.4 AsyncFunction Instances + +assertEqArray(Object.getOwnPropertyNames(asyncFunc).sort(), ["length", "name"]); +assertEqArray(Object.getOwnPropertySymbols(asyncFunc), []); + +assertOwnDescriptor(asyncFunc, "length", { + value: 0, writable: false, enumerable: false, configurable: true +}); + +assertOwnDescriptor(asyncFunc, "name", { + value: "asyncFunc", writable: false, enumerable: false, configurable: true +}); + + +if (typeof reportCompare == "function") + reportCompare(true, true); diff --git a/js/src/tests/ecma_6/Generators/properties.js b/js/src/tests/ecma_6/Generators/properties.js new file mode 100644 index 000000000..7782e64c0 --- /dev/null +++ b/js/src/tests/ecma_6/Generators/properties.js @@ -0,0 +1,111 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +function assertOwnDescriptor(object, propertyKey, expected) { + var desc = Object.getOwnPropertyDescriptor(object, propertyKey); + if (desc === undefined) { + assertEq(expected, undefined, "Property shouldn't be present"); + return; + } + + assertEq(desc.enumerable, expected.enumerable, `${String(propertyKey)}.[[Enumerable]]`); + assertEq(desc.configurable, expected.configurable, `${String(propertyKey)}.[[Configurable]]`); + + if (Object.prototype.hasOwnProperty.call(desc, "value")) { + assertEq(desc.value, expected.value, `${String(propertyKey)}.[[Value]]`); + assertEq(desc.writable, expected.writable, `${String(propertyKey)}.[[Writable]]`); + } else { + assertEq(desc.get, expected.get, `${String(propertyKey)}.[[Get]]`); + assertEq(desc.set, expected.set, `${String(propertyKey)}.[[Set]]`); + } +} + +function* generator(){} +var GeneratorFunctionPrototype = Object.getPrototypeOf(generator); +var GeneratorFunction = GeneratorFunctionPrototype.constructor; +var GeneratorPrototype = GeneratorFunctionPrototype.prototype; + + +// ES2017, 25.2.2 Properties of the GeneratorFunction Constructor + +assertEqArray(Object.getOwnPropertyNames(GeneratorFunction).sort(), ["length", "name", "prototype"]); +assertEqArray(Object.getOwnPropertySymbols(GeneratorFunction), []); + +assertOwnDescriptor(GeneratorFunction, "length", { + value: 1, writable: false, enumerable: false, configurable: true +}); + +assertOwnDescriptor(GeneratorFunction, "name", { + value: "GeneratorFunction", writable: false, enumerable: false, configurable: true +}); + +assertOwnDescriptor(GeneratorFunction, "prototype", { + value: GeneratorFunctionPrototype, writable: false, enumerable: false, configurable: false +}); + + +// ES2017, 25.2.3 Properties of the GeneratorFunction Prototype Object + +assertEqArray(Object.getOwnPropertyNames(GeneratorFunctionPrototype).sort(), ["constructor", "prototype"]); +assertEqArray(Object.getOwnPropertySymbols(GeneratorFunctionPrototype), [Symbol.toStringTag]); + +assertOwnDescriptor(GeneratorFunctionPrototype, "constructor", { + value: GeneratorFunction, writable: false, enumerable: false, configurable: true +}); + +assertOwnDescriptor(GeneratorFunctionPrototype, "prototype", { + value: GeneratorPrototype, writable: false, enumerable: false, configurable: true +}); + +assertOwnDescriptor(GeneratorFunctionPrototype, Symbol.toStringTag, { + value: "GeneratorFunction", writable: false, enumerable: false, configurable: true +}); + + +// ES2017, 25.2.4 GeneratorFunction Instances + +assertEqArray(Object.getOwnPropertyNames(generator).sort(), ["length", "name", "prototype"]); +assertEqArray(Object.getOwnPropertySymbols(generator), []); + +assertOwnDescriptor(generator, "length", { + value: 0, writable: false, enumerable: false, configurable: true +}); + +assertOwnDescriptor(generator, "name", { + value: "generator", writable: false, enumerable: false, configurable: true +}); + +assertOwnDescriptor(generator, "prototype", { + value: generator.prototype, writable: true, enumerable: false, configurable: false +}); + + +// ES2017, 25.3.1 Properties of Generator Prototype + +assertEqArray(Object.getOwnPropertyNames(GeneratorPrototype).sort(), ["constructor", "next", "return", "throw"]); +assertEqArray(Object.getOwnPropertySymbols(GeneratorPrototype), [Symbol.toStringTag]); + +assertOwnDescriptor(GeneratorPrototype, "constructor", { + value: GeneratorFunctionPrototype, writable: false, enumerable: false, configurable: true +}); + +assertOwnDescriptor(GeneratorPrototype, "next", { + value: GeneratorPrototype.next, writable: true, enumerable: false, configurable: true +}); + +assertOwnDescriptor(GeneratorPrototype, "return", { + value: GeneratorPrototype.return, writable: true, enumerable: false, configurable: true +}); + +assertOwnDescriptor(GeneratorPrototype, "throw", { + value: GeneratorPrototype.throw, writable: true, enumerable: false, configurable: true +}); + +assertOwnDescriptor(GeneratorPrototype, Symbol.toStringTag, { + value: "Generator", writable: false, enumerable: false, configurable: true +}); + + +if (typeof reportCompare == "function") + reportCompare(true, true); -- cgit v1.2.3