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lib/Runtime/Library/InJavascript/Intl.js.bc.32b.h
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| //------------------------------------------------------------------------------------------------------- | ||
| // Copyright (C) Microsoft. All rights reserved. | ||
| // Licensed under the MIT license. See LICENSE.txt file in the project root for full license information. | ||
| //------------------------------------------------------------------------------------------------------- | ||
|
|
||
| WScript.LoadScriptFile("..\\UnitTestFramework\\UnitTestFramework.js"); | ||
|
|
||
| function verifyProperties(obj, property, value) | ||
| { | ||
| const descriptor = Object.getOwnPropertyDescriptor(obj, property); | ||
| assert.areEqual(value, obj[property], "Object.fromEntries should set correct valued"); | ||
| assert.isTrue(descriptor.enumerable, "Object.fromEntries should create enumerable properties"); | ||
| assert.isTrue(descriptor.configurable, "Object.fromEntries should create configurable properties"); | ||
| assert.isTrue(descriptor.writable, "Object.fromEntries should create writable properties"); | ||
| obj[property] = "other value"; | ||
| assert.areEqual("other value", obj[property], "should actually be able to write to properties created by Object.fromEntries"); | ||
| assert.doesNotThrow(()=>{"use strict"; delete obj[property];}, "deleting properties created by Object.fromEntries should not throw"); | ||
| assert.isUndefined(obj[property], "deleting properties created by Object.fromEntries should succeed"); | ||
| } | ||
|
|
||
| function verifyObject(expected, actual) | ||
| { | ||
| for (let i in expected) | ||
| { | ||
| assert.isTrue(actual.hasOwnProperty(i), "Object.fromEntries shouldn't create unexpected properties"); | ||
| } | ||
| for (let i in expected) | ||
| { | ||
| verifyProperties(actual, i, expected[i]); | ||
| } | ||
| } | ||
|
|
||
|
|
||
| const tests = [ | ||
| { | ||
| name : "Object.fromEntries invalid parameters", | ||
| body : function () { | ||
| assert.throws(()=>{Object.fromEntries(null);}, TypeError, "Object.fromEntries throws when called with null parameter"); | ||
| assert.throws(()=>{Object.fromEntries(undefined);}, TypeError, "Object.fromEntries throws when called with undefined parameter"); | ||
| assert.throws(()=>{Object.fromEntries("something");}, TypeError, "Object.fromEntries throws when called with string literal parameter"); | ||
| assert.throws(()=>{Object.fromEntries(456);}, TypeError, "Object.fromEntries throws when called with number literal parameter"); | ||
| assert.throws(()=>{Object.fromEntries(Number());}, TypeError, "Object.fromEntries throws when called with Number Object parameter"); | ||
| assert.doesNotThrow(()=>{Object.fromEntries(String());}, "Object.fromEntries does not throw when called with String Object parameter with length 0"); | ||
| assert.throws(()=>{Object.fromEntries(String("anything"));}, TypeError, "Object.fromEntries throws when called with String Object parameter with length > 0"); | ||
| assert.throws(()=>{Object.fromEntries({});}, TypeError, "Object.fromEntries throws when called with Object literal"); | ||
| assert.throws(()=>{Object.fromEntries({a : "5", b : "10"});}, TypeError, "Object.fromEntries throws when called with Object literal"); | ||
| } | ||
| }, | ||
| { | ||
| name : "Object.fromEntries basic cases", | ||
| body : function () { | ||
| const obj1 = Object.fromEntries([["first", 50], ["second", 30], ["third", 60], ["fourth", 70]]); | ||
| verifyObject({first : 50, second : 30, third : 60, fourth : 70}, obj1); | ||
| const obj2 = Object.fromEntries([Object("a12234"),Object("b2kls"),Object("c3deg")]); | ||
| verifyObject({a : "1", b : "2", c : "3"}, obj2); | ||
| } | ||
| }, | ||
| { | ||
| name : "Object.fromEntries does not call setters", | ||
| body : function () { | ||
| let calledSet = false; | ||
| Object.defineProperty(Object.prototype, "prop", { | ||
| set : function () { calledSet = true; } | ||
| }); | ||
| const obj = Object.fromEntries([["prop", 10]]); | ||
| verifyProperties(obj, "prop", 10); | ||
| assert.isFalse(calledSet, "Object.fromEntries should not call setters"); | ||
| } | ||
| }, | ||
| { | ||
| name : "Object.fromEntries iterates over generators", | ||
| body : function () { | ||
| function* gen1 () | ||
| { | ||
| yield ["val1", 10]; | ||
| yield ["val2", 50]; | ||
| yield ["val3", 60, "other stuff"]; | ||
| } | ||
| const obj = Object.fromEntries(gen1()); | ||
| verifyObject({val1 : 10, val2 : 50, val3: 60}, obj); | ||
| let unreachable = false; | ||
| function* gen2 () | ||
| { | ||
| yield ["val1", 10]; | ||
| yield "val2"; | ||
| unreachable = true; | ||
| yield ["val3", 60, "other stuff"]; | ||
| } | ||
| assert.throws(()=>{Object.fromEntries(gen2())}, TypeError, "When generator provides invalid case Object.fromEntries should throw"); | ||
| assert.isFalse(unreachable, "Object.fromEntries does not continue after invalid case provided"); | ||
| } | ||
| }, | ||
| { | ||
| name : "Object.fromEntries access properties in correct order", | ||
| body : function () { | ||
| const accessedProps = []; | ||
| const handler = { | ||
| get : function (target, prop, receiver) { | ||
| accessedProps.push(prop + Reflect.get(target, prop)); | ||
| return Reflect.get(target, prop); | ||
| } | ||
| } | ||
|
|
||
| function* gen () { | ||
| yield new Proxy(["a", "b", "c"], handler); | ||
| yield new Proxy(["e", "g", "h", "j"], handler); | ||
| } | ||
| const obj = Object.fromEntries(gen()); | ||
| verifyObject({a : "b", e : "g"}, obj); | ||
| const expected = ["0a", "1b", "0e", "1g"]; | ||
| const len = accessedProps.length; | ||
| assert.areEqual(4, len, "Object.fromEntries accesses correct number of properties"); | ||
| for (let i = 0; i < len; ++i) | ||
| { | ||
| assert.areEqual(expected[i], accessedProps[i], "Object.fromEntries accesses the correct properties"); | ||
| } | ||
| } | ||
| }, | ||
| { | ||
| name : "Object.fromEntries properties", | ||
| body : function () { | ||
| assert.areEqual("fromEntries", Object.fromEntries.name, "Object.fromEntries.name should be 'fromEntries'"); | ||
| assert.areEqual(1, Object.fromEntries.length, "Object.fromEntries.length should be 1"); | ||
| const descriptor = Object.getOwnPropertyDescriptor(Object, "fromEntries"); | ||
| assert.isFalse(descriptor.enumerable, "Object.fromEntries should be enumerable"); | ||
| assert.isTrue(descriptor.writable, "Object.fromEntries should be writable"); | ||
| assert.isTrue(descriptor.configurable, "Object.fromEntries should be configurable"); | ||
| assert.doesNotThrow(()=>{"use strict"; delete Object.fromEntries.length;}, "Deleting Object.fromEntries.length should succeed"); | ||
| assert.areEqual(0, Object.fromEntries.length, "After deletion Object.fromEntries.length should be 0"); | ||
| assert.doesNotThrow(()=>{"use strict"; delete Object.fromEntries;}, "Deleting Object.fromEntries should succeed"); | ||
| assert.isUndefined(Object.fromEntries, "After deletion Object.fromEntries should be undefined"); | ||
| } | ||
| } | ||
| ]; | ||
|
|
||
| testRunner.runTests(tests, { verbose: WScript.Arguments[0] != "summary" }); |
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