Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame^] | 1 | // Copyright 2009 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 | var obj = { |
| 29 | a: 7, |
| 30 | b: { x: 12, y: 24 }, |
| 31 | c: 'Zebra' |
| 32 | } |
| 33 | |
| 34 | assertEquals(7, obj.a); |
| 35 | assertEquals(12, obj.b.x); |
| 36 | assertEquals(24, obj.b.y); |
| 37 | assertEquals('Zebra', obj.c); |
| 38 | |
| 39 | var z = 24; |
| 40 | |
| 41 | var obj2 = { |
| 42 | a: 7, |
| 43 | b: { x: 12, y: z }, |
| 44 | c: 'Zebra' |
| 45 | } |
| 46 | |
| 47 | assertEquals(7, obj2.a); |
| 48 | assertEquals(12, obj2.b.x); |
| 49 | assertEquals(24, obj2.b.y); |
| 50 | assertEquals('Zebra', obj2.c); |
| 51 | |
| 52 | var arr = []; |
| 53 | for (var i = 0; i < 2; i++) { |
| 54 | arr[i] = { |
| 55 | a: 7, |
| 56 | b: { x: 12, y: 24 }, |
| 57 | c: 'Zebra' |
| 58 | } |
| 59 | } |
| 60 | |
| 61 | arr[0].b.x = 2; |
| 62 | assertEquals(2, arr[0].b.x); |
| 63 | assertEquals(12, arr[1].b.x); |
| 64 | |
| 65 | |
| 66 | function makeSparseArray() { |
| 67 | return { |
| 68 | '0': { x: 12, y: 24 }, |
| 69 | '1000000': { x: 0, y: 0 } |
| 70 | }; |
| 71 | } |
| 72 | |
| 73 | var sa1 = makeSparseArray(); |
| 74 | sa1[0].x = 0; |
| 75 | var sa2 = makeSparseArray(); |
| 76 | assertEquals(12, sa2[0].x); |
| 77 | |
| 78 | // Test that non-constant literals work. |
| 79 | var n = new Object(); |
| 80 | |
| 81 | function makeNonConstantArray() { return [ [ n ] ]; } |
| 82 | |
| 83 | var a = makeNonConstantArray(); |
| 84 | a[0][0].foo = "bar"; |
| 85 | assertEquals("bar", n.foo); |
| 86 | |
| 87 | function makeNonConstantObject() { return { a: { b: n } }; } |
| 88 | |
| 89 | a = makeNonConstantObject(); |
| 90 | a.a.b.bar = "foo"; |
| 91 | assertEquals("foo", n.bar); |
| 92 | |
| 93 | // Test that exceptions for regexps still hold. |
| 94 | function makeRegexpInArray() { return [ [ /a*/, {} ] ]; } |
| 95 | |
| 96 | a = makeRegexpInArray(); |
| 97 | var b = makeRegexpInArray(); |
| 98 | assertTrue(a[0][0] === b[0][0]); |
| 99 | assertFalse(a[0][1] === b[0][1]); |
| 100 | |
| 101 | function makeRegexpInObject() { return { a: { b: /b*/, c: {} } }; } |
| 102 | a = makeRegexpInObject(); |
| 103 | b = makeRegexpInObject(); |
| 104 | assertTrue(a.a.b === b.a.b); |
| 105 | assertFalse(a.a.c === b.a.c); |