1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * JDK-8147558: Add support for ES6 collections 26 * 27 * @test 28 * @run 29 * @option --language=es6 30 */ 31 32 33 function testIterator(iter, expectedValues) { 34 let next; 35 36 for (var i = 0; i < expectedValues.length; i++) { 37 next = iter.next(); 38 Assert.assertTrue(next.done === false); 39 40 if (Array.isArray(expectedValues[i])) { 41 Assert.assertTrue(Array.isArray(next.value)); 42 Assert.assertTrue(next.value.length === expectedValues[i].length); 43 Assert.assertTrue(next.value.every(function(v, j) { 44 return v === expectedValues[i][j]; 45 })); 46 47 } else { 48 Assert.assertTrue(next.value === expectedValues[i]); 49 } 50 } 51 52 next = iter.next(); 53 Assert.assertTrue(next.done === true); 54 Assert.assertTrue(next.value === undefined); 55 } 56 57 const str = "abcdefg"; 58 const array = ["a", "b", "c", "d", "e", "f", "g"]; 59 const arrayKeys = [0, 1, 2, 3, 4, 5, 6]; 60 const setEntries = [["a", "a"], ["b", "b"], ["c", "c"], ["d", "d"], ["e", "e"], ["f", "f"], ["g", "g"]]; 61 const mapEntries = [["a", "A"], ["b", "B"], ["c", "C"], ["d", "D"], ["e", "E"], ["f", "F"], ["g", "G"]]; 62 const mapValues = ["A", "B", "C", "D", "E", "F", "G"]; 63 const arrayEntries = [[0, "a"], [1, "b"], [2, "c"], [3, "d"], [4, "e"], [5, "f"], [6, "g"]]; 64 65 // Set iterator tests 66 const set = new Set(str); 67 testIterator(set[Symbol.iterator](), str); 68 testIterator(set.values(), str); 69 testIterator(set.keys(), str); 70 testIterator(set.entries(), setEntries); 71 72 // Map iterator tests 73 const map = new Map(mapEntries); 74 testIterator(map[Symbol.iterator](), mapEntries); 75 testIterator(map.values(), mapValues); 76 testIterator(map.keys(), array); 77 testIterator(map.entries(), mapEntries); 78 79 // String iterator tests 80 testIterator(str[Symbol.iterator](), str); 81 82 // Array iterator tests 83 testIterator(array[Symbol.iterator](), array); 84 testIterator(array.values(), array); 85 testIterator(array.keys(), arrayKeys); 86 testIterator(array.entries(), arrayEntries); 87