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 | function props(x) { |
| 29 | var array = []; |
| 30 | for (var p in x) array.push(p); |
| 31 | return array.sort(); |
| 32 | } |
| 33 | |
| 34 | function f1() { |
| 35 | this.x = 1; |
| 36 | } |
| 37 | |
| 38 | function f2(x) { |
| 39 | this.x = x; |
| 40 | } |
| 41 | |
| 42 | function f3(x) { |
| 43 | this.x = x; |
| 44 | this.y = 1; |
| 45 | this.z = f1; |
| 46 | } |
| 47 | |
| 48 | function f4(x) { |
| 49 | this.x = x; |
| 50 | this.y = 1; |
| 51 | if (x == 1) return; |
| 52 | this.z = f1; |
| 53 | } |
| 54 | |
| 55 | o1_1 = new f1(); |
| 56 | assertEquals(1, o1_1.x, "1"); |
| 57 | o1_2 = new f1(); |
| 58 | assertEquals(1, o1_1.x, "2"); |
| 59 | assertArrayEquals(["x"], props(o1_1), "3"); |
| 60 | assertArrayEquals(["x"], props(o1_2), "4"); |
| 61 | |
| 62 | o2_1 = new f2(0); |
| 63 | o2_2 = new f2(0); |
| 64 | assertArrayEquals(["x"], props(o2_1)); |
| 65 | assertArrayEquals(["x"], props(o2_2)); |
| 66 | |
| 67 | o3_1 = new f3(0); |
| 68 | o3_2 = new f3(0); |
| 69 | assertArrayEquals(["x", "y", "z"], props(o3_1)); |
| 70 | assertArrayEquals(["x", "y", "z"], props(o3_2)); |
| 71 | |
| 72 | o4_0_1 = new f4(0); |
| 73 | o4_0_2 = new f4(0); |
| 74 | assertArrayEquals(["x", "y", "z"], props(o4_0_1)); |
| 75 | assertArrayEquals(["x", "y", "z"], props(o4_0_2)); |
| 76 | |
| 77 | o4_1_1 = new f4(1); |
| 78 | o4_1_2 = new f4(1); |
| 79 | assertArrayEquals(["x", "y"], props(o4_1_1)); |
| 80 | assertArrayEquals(["x", "y"], props(o4_1_2)); |
| 81 | |
| 82 | function f5(x, y) { |
| 83 | this.x = x; |
| 84 | this.y = y; |
| 85 | } |
| 86 | |
| 87 | function f6(x, y) { |
| 88 | this.y = y; |
| 89 | this.x = x; |
| 90 | } |
| 91 | |
| 92 | function f7(x, y, z) { |
| 93 | this.x = x; |
| 94 | this.y = y; |
| 95 | } |
| 96 | |
| 97 | function testArgs(fun) { |
| 98 | obj = new fun(); |
| 99 | assertArrayEquals(["x", "y"], props(obj)); |
| 100 | assertEquals(void 0, obj.x); |
| 101 | assertEquals(void 0, obj.y); |
| 102 | |
| 103 | obj = new fun("x"); |
| 104 | assertArrayEquals(["x", "y"], props(obj)); |
| 105 | assertEquals("x", obj.x); |
| 106 | assertEquals(void 0, obj.y); |
| 107 | |
| 108 | obj = new fun("x", "y"); |
| 109 | assertArrayEquals(["x", "y"], props(obj)); |
| 110 | assertEquals("x", obj.x); |
| 111 | assertEquals("y", obj.y); |
| 112 | |
| 113 | obj = new fun("x", "y", "z"); |
| 114 | assertArrayEquals(["x", "y"], props(obj)); |
| 115 | assertEquals("x", obj.x); |
| 116 | assertEquals("y", obj.y); |
| 117 | } |
| 118 | |
| 119 | for (var i = 0; i < 10; i++) { |
| 120 | testArgs(f5); |
| 121 | testArgs(f6); |
| 122 | testArgs(f7); |
| 123 | } |
| 124 | |
| 125 | function g(){ |
| 126 | this.x=1 |
| 127 | } |
| 128 | |
| 129 | o = new g(); |
| 130 | assertEquals(1, o.x); |
| 131 | o = new g(); |
| 132 | assertEquals(1, o.x); |
| 133 | g.prototype = {y:2} |
| 134 | o = new g(); |
| 135 | assertEquals(1, o.x); |
| 136 | assertEquals(2, o.y); |
| 137 | o = new g(); |
| 138 | assertEquals(1, o.x); |
| 139 | assertEquals(2, o.y); |