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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 // Flags: --expose-debug-as debug | |
| 29 // Test the mirror object for regular expression values | |
| 30 | |
| 31 var dont_enum = debug.PropertyAttribute.DontEnum; | |
| 32 var dont_delete = debug.PropertyAttribute.DontDelete; | |
| 33 var expected_prototype_attributes = { | |
| 34 'source': dont_enum, | |
| 35 'global': dont_enum, | |
| 36 'ignoreCase': dont_enum, | |
| 37 'multiline': dont_enum, | |
| 38 'unicode' : dont_enum, | |
| 39 }; | |
| 40 | |
| 41 function MirrorRefCache(json_refs) { | |
| 42 var tmp = eval('(' + json_refs + ')'); | |
| 43 this.refs_ = []; | |
| 44 for (var i = 0; i < tmp.length; i++) { | |
| 45 this.refs_[tmp[i].handle] = tmp[i]; | |
| 46 } | |
| 47 } | |
| 48 | |
| 49 MirrorRefCache.prototype.lookup = function(handle) { | |
| 50 return this.refs_[handle]; | |
| 51 } | |
| 52 | |
| 53 function testRegExpMirror(r) { | |
| 54 // Create mirror and JSON representation. | |
| 55 var mirror = debug.MakeMirror(r); | |
| 56 var serializer = debug.MakeMirrorSerializer(); | |
| 57 var json = JSON.stringify(serializer.serializeValue(mirror)); | |
| 58 var refs = new MirrorRefCache( | |
| 59 JSON.stringify(serializer.serializeReferencedObjects())); | |
| 60 | |
| 61 // Check the mirror hierachy. | |
| 62 assertTrue(mirror instanceof debug.Mirror); | |
| 63 assertTrue(mirror instanceof debug.ValueMirror); | |
| 64 assertTrue(mirror instanceof debug.ObjectMirror); | |
| 65 assertTrue(mirror instanceof debug.RegExpMirror); | |
| 66 | |
| 67 // Check the mirror properties. | |
| 68 assertTrue(mirror.isRegExp()); | |
| 69 assertEquals('regexp', mirror.type()); | |
| 70 assertFalse(mirror.isPrimitive()); | |
| 71 assertEquals(dont_enum | dont_delete, | |
| 72 mirror.property('lastIndex').attributes()); | |
| 73 var proto_mirror = mirror.protoObject(); | |
| 74 for (var p in expected_prototype_attributes) { | |
| 75 assertEquals(expected_prototype_attributes[p], | |
| 76 proto_mirror.property(p).attributes(), | |
| 77 p + ' attributes'); | |
| 78 } | |
| 79 | |
| 80 // Test text representation | |
| 81 assertEquals('/' + r.source + '/', mirror.toText()); | |
| 82 | |
| 83 // Parse JSON representation and check. | |
| 84 var fromJSON = eval('(' + json + ')'); | |
| 85 assertEquals('regexp', fromJSON.type); | |
| 86 assertEquals('RegExp', fromJSON.className); | |
| 87 assertEquals('lastIndex', fromJSON.properties[0].name); | |
| 88 assertEquals(dont_enum | dont_delete, fromJSON.properties[0].attributes); | |
| 89 assertEquals(mirror.property('lastIndex').propertyType(), | |
| 90 fromJSON.properties[0].propertyType); | |
| 91 assertEquals(mirror.property('lastIndex').value().value(), | |
| 92 refs.lookup(fromJSON.properties[0].ref).value); | |
| 93 } | |
| 94 | |
| 95 | |
| 96 // Test Date values. | |
| 97 testRegExpMirror(/x/); | |
| 98 testRegExpMirror(/[abc]/); | |
| 99 testRegExpMirror(/[\r\n]/g); | |
| 100 testRegExpMirror(/a*b/gmi); | |
| 101 testRegExpMirror(/(\u{0066}|\u{0062})oo/u); | |
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