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 28function props(x) { 29 var array = []; 30 for (var p in x) array.push(p); 31 return array.sort(); 32} 33 34assertEquals(0, props({}).length, "olen0"); 35assertEquals(1, props({x:1}).length, "olen1"); 36assertEquals(2, props({x:1, y:2}).length, "olen2"); 37 38assertArrayEquals(["x"], props({x:1}), "x"); 39assertArrayEquals(["x", "y"], props({x:1, y:2}), "xy"); 40assertArrayEquals(["x", "y", "zoom"], props({x:1, y:2, zoom:3}), "xyzoom"); 41 42assertEquals(0, props([]).length, "alen0"); 43assertEquals(1, props([1]).length, "alen1"); 44assertEquals(2, props([1,2]).length, "alen2"); 45 46assertArrayEquals(["0"], props([1]), "0"); 47assertArrayEquals(["0", "1"], props([1,2]), "01"); 48assertArrayEquals(["0", "1", "2"], props([1,2,3]), "012"); 49 50var o = {}; 51var a = []; 52for (var i = 0x0020; i < 0x01ff; i+=2) { 53 var s = 'char:' + String.fromCharCode(i); 54 a.push(s); 55 o[s] = i; 56} 57assertArrayEquals(a, props(o), "charcodes"); 58 59var a = []; 60assertEquals(0, props(a).length, "proplen0"); 61a[Math.pow(2,30)-1] = 0; 62assertEquals(1, props(a).length, "proplen1"); 63a[Math.pow(2,31)-1] = 0; 64assertEquals(2, props(a).length, "proplen2"); 65a[1] = 0; 66assertEquals(3, props(a).length, "proplen3"); 67 68for (var hest = 'hest' in {}) { } 69assertEquals('hest', hest, "empty-no-override"); 70 71var result = ''; 72for (var p in {a : [0], b : 1}) { result += p; } 73assertEquals('ab', result, "ab"); 74 75var result = ''; 76for (var p in {a : {v:1}, b : 1}) { result += p; } 77assertEquals('ab', result, "ab-nodeep"); 78 79var result = ''; 80for (var p in { get a() {}, b : 1}) { result += p; } 81assertEquals('ab', result, "abget"); 82 83var result = ''; 84for (var p in { get a() {}, set a(x) {}, b : 1}) { result += p; } 85assertEquals('ab', result, "abgetset"); 86 87