Index: test/mjsunit/harmony/array-of.js |
diff --git a/test/mjsunit/harmony/array-of.js b/test/mjsunit/harmony/array-of.js |
deleted file mode 100644 |
index 7fd5eeaf61ff89aec2460b1c02a9ae1e9e2bd4d2..0000000000000000000000000000000000000000 |
--- a/test/mjsunit/harmony/array-of.js |
+++ /dev/null |
@@ -1,214 +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. |
- |
-// Based on Mozilla Array.of() tests at http://dxr.mozilla.org/mozilla-central/source/js/src/jit-test/tests/collections |
- |
-// Flags: --harmony-arrays |
- |
- |
- |
-// Array.of makes real arrays. |
- |
-function check(a) { |
- assertEquals(Object.getPrototypeOf(a), Array.prototype); |
- assertEquals(Array.isArray(a), true); |
- a[9] = 9; |
- assertEquals(a.length, 10); |
-} |
- |
- |
-check(Array.of()); |
-check(Array.of(0)); |
-check(Array.of(0, 1, 2)); |
-var f = Array.of; |
-check(f()); |
- |
- |
-// Array.of basics |
- |
-var a = Array.of(); |
- |
-assertEquals(a.length, 0); |
-a = Array.of(undefined, null, 3.14, []); |
-assertEquals(a, [undefined, null, 3.14, []]); |
-a = []; |
-for (var i = 0; i < 1000; i++) |
- a[i] = i; |
-assertEquals(Array.of.apply(null, a), a); |
- |
- |
-// Array.of does not leave holes |
- |
-assertEquals(Array.of(undefined), [undefined]); |
-assertEquals(Array.of(undefined, undefined), [undefined, undefined]); |
-assertEquals(Array.of.apply(null, [,,undefined]), [undefined, undefined, undefined]); |
-assertEquals(Array.of.apply(null, Array(4)), [undefined, undefined, undefined, undefined]); |
- |
- |
-// Array.of can be transplanted to other classes. |
- |
-var hits = 0; |
-function Bag() { |
- hits++; |
-} |
-Bag.of = Array.of; |
- |
-hits = 0; |
-var actual = Bag.of("zero", "one"); |
-assertEquals(hits, 1); |
- |
-hits = 0; |
-var expected = new Bag; |
-expected[0] = "zero"; |
-expected[1] = "one"; |
-expected.length = 2; |
-assertEquals(areSame(actual, expected), true); |
- |
-hits = 0; |
-actual = Array.of.call(Bag, "zero", "one"); |
-assertEquals(hits, 1); |
-assertEquals(areSame(actual, expected), true); |
- |
-function areSame(object, array) { |
- var result = object.length == array.length; |
- for (var i = 0; i < object.length; i++) { |
- result = result && object[i] == array[i]; |
- } |
- return result; |
-} |
- |
- |
-// Array.of does not trigger prototype setters. |
-// (It defines elements rather than assigning to them.) |
- |
-var status = "pass"; |
-Object.defineProperty(Array.prototype, "0", {set: function(v) {status = "FAIL 1"}}); |
-assertEquals(Array.of(1)[0], 1); |
-assertEquals(status, "pass"); |
- |
-Object.defineProperty(Bag.prototype, "0", {set: function(v) {status = "FAIL 2"}}); |
-assertEquals(Bag.of(1)[0], 1); |
-assertEquals(status, "pass"); |
- |
- |
-// Array.of passes the number of arguments to the constructor it calls. |
- |
-var hits = 0; |
- |
-function Herd(n) { |
- assertEquals(arguments.length, 1); |
- assertEquals(n, 5); |
- hits++; |
-} |
- |
-Herd.of = Array.of; |
-Herd.of("sheep", "cattle", "elephants", "whales", "seals"); |
-assertEquals(hits, 1); |
- |
- |
-// Array.of calls a "length" setter if one is present. |
- |
-var hits = 0; |
-var lastObj = null, lastVal = undefined; |
-function setter(v) { |
- hits++; |
- lastObj = this; |
- lastVal = v; |
-} |
- |
-// when the setter is on the new object |
-function Pack() { |
- Object.defineProperty(this, "length", {set: setter}); |
-} |
-Pack.of = Array.of; |
-var pack = Pack.of("wolves", "cards", "cigarettes", "lies"); |
-assertEquals(lastObj, pack); |
-assertEquals(lastVal, 4); |
- |
-// when the setter is on the new object's prototype |
-function Bevy() {} |
-Object.defineProperty(Bevy.prototype, "length", {set: setter}); |
-Bevy.of = Array.of; |
-var bevy = Bevy.of("quail"); |
-assertEquals(lastObj, bevy); |
-assertEquals(lastVal, 1); |
- |
- |
-// Array.of does a strict assignment to the new object's .length. |
-// The assignment is strict even if the code we're calling from is not strict. |
- |
-function Empty() {} |
-Empty.of = Array.of; |
-Object.defineProperty(Empty.prototype, "length", {get: function() { return 0; }}); |
- |
-var nothing = new Empty; |
-nothing.length = 2; // no exception; this is not a strict mode assignment |
- |
-assertThrows(function() { Empty.of(); }, TypeError); |
- |
- |
-// Check superficial features of Array.of. |
- |
-var desc = Object.getOwnPropertyDescriptor(Array, "of"); |
- |
-assertEquals(desc.configurable, true); |
-assertEquals(desc.enumerable, false); |
-assertEquals(desc.writable, true); |
-assertEquals(Array.of.length, 0); |
-assertThrows(function() { new Array.of() }, TypeError); // not a constructor |
- |
-// When the this-value passed in is not a constructor, the result is an array. |
-[ |
- undefined, |
- null, |
- false, |
- "cow", |
- NaN, |
- 67, |
- Infinity, |
- -Infinity, |
- Math.cos, // builtin functions with no [[Construct]] slot |
- Math.cos.bind(Math) // bound builtin functions with no [[Construct]] slot |
-].forEach(function(val) { |
- assertEquals(Array.isArray(Array.of.call(val, val)), true); |
-}); |
- |
- |
-(function testBoundConstructor() { |
- var boundFn = (function() {}).bind(null); |
- var instance = Array.of.call(boundFn, 1, 2, 3); |
- assertEquals(instance.length, 3); |
- assertEquals(instance instanceof boundFn, true); |
- assertEquals(Array.isArray(instance), false); |
-})(); |
- |
-(function testDefinesOwnProperty() { |
- // 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.of.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.of.call(ordinary, 2); |
- var xlength = Object.getOwnPropertyDescriptor(x, 'length'); |
- assertEquals(1, xlength.value); |
- assertEquals(true, xlength.writable); |
- 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); |
-})(); |