| Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1 | // Copyright 2008 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | |
| 29 | var loop_count = 5 |
| 30 | |
| 31 | |
| 32 | for (var i = 0; i < loop_count; i++) { |
| 33 | var a = new Array(); |
| 34 | var b = Array(); |
| 35 | assertEquals(0, a.length); |
| 36 | assertEquals(0, b.length); |
| 37 | for (var k = 0; k < 10; k++) { |
| 38 | assertEquals('undefined', typeof a[k]); |
| 39 | assertEquals('undefined', typeof b[k]); |
| 40 | } |
| 41 | } |
| 42 | |
| 43 | |
| 44 | for (var i = 0; i < loop_count; i++) { |
| 45 | for (var j = 0; j < 100; j++) { |
| 46 | var a = new Array(j); |
| 47 | var b = Array(j); |
| 48 | assertEquals(j, a.length); |
| 49 | assertEquals(j, b.length); |
| 50 | for (var k = 0; k < j; k++) { |
| 51 | assertEquals('undefined', typeof a[k]); |
| 52 | assertEquals('undefined', typeof b[k]); |
| 53 | } |
| 54 | } |
| 55 | } |
| 56 | |
| 57 | |
| 58 | for (var i = 0; i < loop_count; i++) { |
| 59 | a = new Array(0, 1); |
| 60 | assertArrayEquals([0, 1], a); |
| 61 | a = new Array(0, 1, 2); |
| 62 | assertArrayEquals([0, 1, 2], a); |
| 63 | a = new Array(0, 1, 2, 3); |
| 64 | assertArrayEquals([0, 1, 2, 3], a); |
| 65 | a = new Array(0, 1, 2, 3, 4); |
| 66 | assertArrayEquals([0, 1, 2, 3, 4], a); |
| 67 | a = new Array(0, 1, 2, 3, 4, 5); |
| 68 | assertArrayEquals([0, 1, 2, 3, 4, 5], a); |
| 69 | a = new Array(0, 1, 2, 3, 4, 5, 6); |
| 70 | assertArrayEquals([0, 1, 2, 3, 4, 5, 6], a); |
| 71 | a = new Array(0, 1, 2, 3, 4, 5, 6, 7); |
| 72 | assertArrayEquals([0, 1, 2, 3, 4, 5, 6, 7], a); |
| 73 | a = new Array(0, 1, 2, 3, 4, 5, 6, 7, 8); |
| 74 | assertArrayEquals([0, 1, 2, 3, 4, 5, 6, 7, 8], a); |
| 75 | a = new Array(0, 1, 2, 3, 4, 5, 6, 7, 8, 9); |
| Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame^] | 76 | assertArrayEquals([0, 1, 2, 3, 4, 5, 6, 7, 8, 9], a); |
| Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 77 | } |
| 78 | |
| 79 | |
| 80 | function innerArrayLiteral(n) { |
| 81 | var a = new Array(n); |
| 82 | for (var i = 0; i < n; i++) { |
| 83 | a[i] = i * 2 + 7; |
| 84 | } |
| 85 | return a.join(); |
| 86 | } |
| 87 | |
| 88 | |
| 89 | function testConstructOfSizeSize(n) { |
| 90 | var str = innerArrayLiteral(n); |
| 91 | var a = eval('[' + str + ']'); |
| 92 | var b = eval('new Array(' + str + ')') |
| 93 | var c = eval('Array(' + str + ')') |
| Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame^] | 94 | assertEquals(n, a.length); |
| 95 | assertArrayEquals(a, b); |
| 96 | assertArrayEquals(a, c); |
| Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 97 | } |
| 98 | |
| 99 | |
| 100 | for (var i = 0; i < loop_count; i++) { |
| 101 | // JSObject::kInitialMaxFastElementArray is 10000. |
| 102 | for (var j = 1000; j < 12000; j += 1000) { |
| 103 | testConstructOfSizeSize(j); |
| 104 | } |
| 105 | } |
| 106 | |
| 107 | |
| 108 | for (var i = 0; i < loop_count; i++) { |
| 109 | assertArrayEquals(['xxx'], new Array('xxx')); |
| 110 | assertArrayEquals(['xxx'], Array('xxx')); |
| 111 | assertArrayEquals([true], new Array(true)); |
| 112 | assertArrayEquals([false], Array(false)); |
| 113 | assertArrayEquals([{a:1}], new Array({a:1})); |
| 114 | assertArrayEquals([{b:2}], Array({b:2})); |
| 115 | } |
| 116 | |
| 117 | |
| 118 | assertThrows('new Array(3.14)'); |
| 119 | assertThrows('Array(2.72)'); |