Index: test/mjsunit/harmony/typedarray-from.js |
diff --git a/test/mjsunit/harmony/typedarray-from.js b/test/mjsunit/harmony/typedarray-from.js |
deleted file mode 100644 |
index 1529384acc8305bb0503b879c6b266354ee9737c..0000000000000000000000000000000000000000 |
--- a/test/mjsunit/harmony/typedarray-from.js |
+++ /dev/null |
@@ -1,123 +0,0 @@ |
-// Copyright 2015 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 |
- |
-var typedArrayConstructors = [ |
- Uint8Array, |
- Int8Array, |
- Uint16Array, |
- Int16Array, |
- Uint32Array, |
- Int32Array, |
- Uint8ClampedArray, |
- Float32Array, |
- Float64Array |
-]; |
- |
-for (var constructor of typedArrayConstructors) { |
- assertEquals(1, constructor.from.length); |
- |
- // TypedArray.from only callable on this subclassing %TypedArray% |
- assertThrows(function () {constructor.from.call(Array, [])}, TypeError); |
- |
- function assertArrayLikeEquals(value, expected, type) { |
- assertEquals(value.__proto__, type.prototype); |
- assertEquals(expected.length, value.length); |
- for (var i = 0; i < value.length; ++i) { |
- assertEquals(expected[i], value[i]); |
- } |
- } |
- |
- // Assert that calling mapfn with / without thisArg in sloppy and strict modes |
- // works as expected. |
- var global = this; |
- function non_strict() { assertEquals(global, this); } |
- function strict() { 'use strict'; assertEquals(undefined, this); } |
- function strict_null() { 'use strict'; assertEquals(null, this); } |
- constructor.from([1], non_strict); |
- constructor.from([1], non_strict, void 0); |
- constructor.from([1], non_strict, null); |
- constructor.from([1], strict); |
- constructor.from([1], strict, void 0); |
- constructor.from([1], strict_null, null); |
- |
- // TypedArray.from can only be called on TypedArray constructors |
- assertThrows(function() {constructor.from.call({}, [])}, TypeError); |
- assertThrows(function() {constructor.from.call([], [])}, TypeError); |
- assertThrows(function() {constructor.from.call(1, [])}, TypeError); |
- assertThrows(function() {constructor.from.call(undefined, [])}, TypeError); |
- |
- // Converting from various other types, demonstrating that it can |
- // operate on array-like objects as well as iterables. |
- // TODO(littledan): constructors should have similar flexibility. |
- assertArrayLikeEquals(constructor.from( |
- { length: 1, 0: 5 }), [5], constructor); |
- |
- assertArrayLikeEquals(constructor.from( |
- { length: -1, 0: 5 }), [], constructor); |
- |
- assertArrayLikeEquals(constructor.from( |
- [1, 2, 3]), [1, 2, 3], constructor); |
- |
- var set = new Set([1, 2, 3]); |
- assertArrayLikeEquals(constructor.from(set), [1, 2, 3], |
- constructor); |
- |
- function* generator() { |
- yield 4; |
- yield 5; |
- yield 6; |
- } |
- |
- assertArrayLikeEquals(constructor.from(generator()), |
- [4, 5, 6], constructor); |
- |
- assertThrows(function() { constructor.from(null); }, TypeError); |
- assertThrows(function() { constructor.from(undefined); }, TypeError); |
- assertThrows(function() { constructor.from([], null); }, TypeError); |
- assertThrows(function() { constructor.from([], 'noncallable'); }, |
- TypeError); |
- |
- var nullIterator = {}; |
- nullIterator[Symbol.iterator] = null; |
- assertArrayLikeEquals(constructor.from(nullIterator), [], |
- constructor); |
- |
- var nonObjIterator = {}; |
- nonObjIterator[Symbol.iterator] = function() { return 'nonObject'; }; |
- assertThrows(function() { constructor.from(nonObjIterator); }, |
- TypeError); |
- |
- assertThrows(function() { constructor.from([], null); }, TypeError); |
- |
- // Ensure iterator is only accessed once, and only invoked once |
- var called = 0; |
- var arr = [1, 2, 3]; |
- var obj = {}; |
- var counter = 0; |
- |
- // Test order --- only get iterator method once |
- function testIterator() { |
- called++; |
- assertEquals(obj, this); |
- return arr[Symbol.iterator](); |
- } |
- var getCalled = 0; |
- Object.defineProperty(obj, Symbol.iterator, { |
- get: function() { |
- getCalled++; |
- return testIterator; |
- }, |
- set: function() { |
- assertUnreachable('@@iterator should not be set'); |
- } |
- }); |
- assertArrayLikeEquals(constructor.from(obj), [1, 2, 3], constructor); |
- assertEquals(getCalled, 1); |
- assertEquals(called, 1); |
- |
- assertEquals(constructor, Uint8Array.from.call(constructor, [1]).constructor); |
- assertEquals(Uint8Array, constructor.from.call(Uint8Array, [1]).constructor); |
-} |