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| 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 check_enumeration_order(obj) { | |
| 29 var value = 0; | |
| 30 for (var name in obj) assertTrue(value < obj[name]); | |
| 31 value = obj[name]; | |
| 32 } | |
| 33 | |
| 34 function make_object(size) { | |
| 35 var a = new Object(); | |
| 36 | |
| 37 for (var i = 0; i < size; i++) a["a_" + i] = i + 1; | |
| 38 check_enumeration_order(a); | |
| 39 | |
| 40 for (var i = 0; i < size; i +=3) delete a["a_" + i]; | |
| 41 check_enumeration_order(a); | |
| 42 } | |
| 43 | |
| 44 // Validate the enumeration order for object up to 100 named properties. | |
| 45 for (var j = 1; j< 100; j++) make_object(j); | |
| 46 | |
| 47 | |
| 48 function make_literal_object(size) { | |
| 49 var code = "{ "; | |
| 50 for (var i = 0; i < size-1; i++) code += " a_" + i + " : " + (i + 1) + ", "; | |
| 51 code += "a_" + (size - 1) + " : " + size; | |
| 52 code += " }"; | |
| 53 eval("var a = " + code); | |
| 54 check_enumeration_order(a); | |
| 55 } | |
| 56 | |
| 57 // Validate the enumeration order for object literals up to 100 named properties
. | |
| 58 for (var j = 1; j< 100; j++) make_literal_object(j); | |
| 59 | |
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