| Index: test/mjsunit/harmony/array-from.js
|
| diff --git a/test/mjsunit/harmony/array-from.js b/test/mjsunit/harmony/array-from.js
|
| deleted file mode 100644
|
| index 2b7f2902f8ae997a592be61f536835768288d897..0000000000000000000000000000000000000000
|
| --- a/test/mjsunit/harmony/array-from.js
|
| +++ /dev/null
|
| @@ -1,179 +0,0 @@
|
| -// Copyright 2014 the V8 project authors. All rights reserved.
|
| -// Use of this source code is governed by a BSD-style license that can be
|
| -// found in the LICENSE file.
|
| -
|
| -// Flags: --harmony-arrays
|
| -(function() {
|
| -
|
| -assertEquals(1, Array.from.length);
|
| -
|
| -function assertArrayLikeEquals(value, expected, type) {
|
| - assertInstanceof(value, type);
|
| - assertEquals(expected.length, value.length);
|
| - for (var i=0; i<value.length; ++i) {
|
| - assertEquals(expected[i], value[i]);
|
| - }
|
| -}
|
| -
|
| -// Assert that constructor is called with "length" for array-like objects
|
| -var myCollectionCalled = false;
|
| -function MyCollection(length) {
|
| - myCollectionCalled = true;
|
| - assertEquals(1, arguments.length);
|
| - assertEquals(5, length);
|
| -}
|
| -
|
| -Array.from.call(MyCollection, {length: 5});
|
| -assertTrue(myCollectionCalled);
|
| -
|
| -// Assert that calling mapfn with / without thisArg in sloppy and strict modes
|
| -// works as expected.
|
| -var global = this;
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| -function non_strict(){ assertEquals(global, this); }
|
| -function strict(){ "use strict"; assertEquals(void 0, this); }
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| -function strict_null(){ "use strict"; assertEquals(null, this); }
|
| -Array.from([1], non_strict);
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| -Array.from([1], non_strict, void 0);
|
| -Array.from([1], non_strict, null);
|
| -Array.from([1], strict);
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| -Array.from([1], strict, void 0);
|
| -Array.from([1], strict_null, null);
|
| -
|
| -function testArrayFrom(thisArg, constructor) {
|
| - assertArrayLikeEquals(Array.from.call(thisArg, [], undefined), [],
|
| - constructor);
|
| - assertArrayLikeEquals(Array.from.call(thisArg, NaN), [], constructor);
|
| - assertArrayLikeEquals(Array.from.call(thisArg, Infinity), [], constructor);
|
| - assertArrayLikeEquals(Array.from.call(thisArg, 10000000), [], constructor);
|
| - assertArrayLikeEquals(Array.from.call(thisArg, 'test'), ['t', 'e', 's', 't'],
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| - constructor);
|
| -
|
| - assertArrayLikeEquals(Array.from.call(thisArg,
|
| - { length: 1, '0': { 'foo': 'bar' } }), [{'foo': 'bar'}], constructor);
|
| -
|
| - assertArrayLikeEquals(Array.from.call(thisArg,
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| - { length: -1, '0': { 'foo': 'bar' } }), [], constructor);
|
| -
|
| - assertArrayLikeEquals(Array.from.call(thisArg,
|
| - [ 'foo', 'bar', 'baz' ]), ['foo', 'bar', 'baz'], constructor);
|
| -
|
| - var kSet = new Set(['foo', 'bar', 'baz']);
|
| - assertArrayLikeEquals(Array.from.call(thisArg, kSet), ['foo', 'bar', 'baz'],
|
| - constructor);
|
| -
|
| - var kMap = new Map(['foo', 'bar', 'baz'].entries());
|
| - assertArrayLikeEquals(Array.from.call(thisArg, kMap),
|
| - [[0, 'foo'], [1, 'bar'], [2, 'baz']], constructor);
|
| -
|
| -
|
| - function* generator() {
|
| - yield 'a';
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| - yield 'b';
|
| - yield 'c';
|
| - }
|
| -
|
| - assertArrayLikeEquals(Array.from.call(thisArg, generator()),
|
| - ['a', 'b', 'c'], constructor);
|
| -
|
| - // Mozilla:
|
| - // Array.from on a string handles surrogate pairs correctly.
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| - var gclef = "\uD834\uDD1E"; // U+1D11E MUSICAL SYMBOL G CLEF
|
| - assertArrayLikeEquals(Array.from.call(thisArg, gclef), [gclef], constructor);
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| - assertArrayLikeEquals(Array.from.call(thisArg, gclef + " G"),
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| - [gclef, " ", "G"], constructor);
|
| -
|
| - assertArrayLikeEquals(Array.from.call(thisArg, 'test', function(x) {
|
| - return this.filter(x);
|
| - }, {
|
| - filter: function(x) { return x.toUpperCase(); }
|
| - }), ['T', 'E', 'S', 'T'], constructor);
|
| - assertArrayLikeEquals(Array.from.call(thisArg, 'test', function(x) {
|
| - return x.toUpperCase();
|
| - }), ['T', 'E', 'S', 'T'], constructor);
|
| -
|
| - assertThrows(function() { Array.from.call(thisArg, null); }, TypeError);
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| - assertThrows(function() { Array.from.call(thisArg, undefined); }, TypeError);
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| - assertThrows(function() { Array.from.call(thisArg, [], null); }, TypeError);
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| - assertThrows(function() { Array.from.call(thisArg, [], "noncallable"); },
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| - TypeError);
|
| -
|
| - var nullIterator = {};
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| - nullIterator[Symbol.iterator] = null;
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| - assertArrayLikeEquals(Array.from.call(thisArg, nullIterator), [],
|
| - constructor);
|
| -
|
| - var nonObjIterator = {};
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| - nonObjIterator[Symbol.iterator] = function() { return "nonObject"; };
|
| - assertThrows(function() { Array.from.call(thisArg, nonObjIterator); },
|
| - TypeError);
|
| -
|
| - assertThrows(function() { Array.from.call(thisArg, [], null); }, TypeError);
|
| -
|
| - // Ensure iterator is only accessed once, and only invoked once
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| - var called = false;
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| - var arr = [1, 2, 3];
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| - var obj = {};
|
| -
|
| - // Test order --- only get iterator method once
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| - function testIterator() {
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| - assertFalse(called, "@@iterator should be called only once");
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| - called = true;
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| - assertEquals(obj, this);
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| - return arr[Symbol.iterator]();
|
| - }
|
| - var getCalled = false;
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| - Object.defineProperty(obj, Symbol.iterator, {
|
| - get: function() {
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| - assertFalse(getCalled, "@@iterator should be accessed only once");
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| - getCalled = true;
|
| - return testIterator;
|
| - },
|
| - set: function() {
|
| - assertUnreachable("@@iterator should not be set");
|
| - }
|
| - });
|
| - assertArrayLikeEquals(Array.from.call(thisArg, obj), [1, 2, 3], constructor);
|
| -}
|
| -
|
| -function Other() {}
|
| -
|
| -var boundFn = (function() {}).bind(Array, 27);
|
| -
|
| -testArrayFrom(Array, Array);
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| -testArrayFrom(null, Array);
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| -testArrayFrom({}, Array);
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| -testArrayFrom(Object, Object);
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| -testArrayFrom(Other, Other);
|
| -testArrayFrom(Math.cos, Array);
|
| -testArrayFrom(Math.cos.bind(Math), Array);
|
| -testArrayFrom(boundFn, boundFn);
|
| -
|
| -// Assert that [[DefineOwnProperty]] is used in ArrayFrom, meaning a
|
| -// setter isn't called, and a failed [[DefineOwnProperty]] will throw.
|
| -var setterCalled = 0;
|
| -function exotic() {
|
| - Object.defineProperty(this, '0', {
|
| - get: function() { return 2; },
|
| - set: function() { setterCalled++; }
|
| - });
|
| -}
|
| -// Non-configurable properties can't be overwritten with DefineOwnProperty
|
| -assertThrows(function () { Array.from.call(exotic, [1]); }, TypeError);
|
| -// The setter wasn't called
|
| -assertEquals(0, setterCalled);
|
| -
|
| -// Check that array properties defined are writable, enumerable, configurable
|
| -function ordinary() { }
|
| -var x = Array.from.call(ordinary, [2]);
|
| -var xlength = Object.getOwnPropertyDescriptor(x, 'length');
|
| -assertEquals(1, xlength.value);
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| -assertEquals(true, xlength.writable);
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| -assertEquals(true, xlength.enumerable);
|
| -assertEquals(true, xlength.configurable);
|
| -var x0 = Object.getOwnPropertyDescriptor(x, 0);
|
| -assertEquals(2, x0.value);
|
| -assertEquals(true, xlength.writable);
|
| -assertEquals(true, xlength.enumerable);
|
| -assertEquals(true, xlength.configurable);
|
| -
|
| -})();
|
|
|