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
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7 // notice, this list of conditions and the following disclaimer.
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28 // Flags: --expose-debug-as debug
29 // Test the mirror object for regular expression values
31 var all_attributes = debug.PropertyAttribute.ReadOnly |
32 debug.PropertyAttribute.DontEnum |
33 debug.PropertyAttribute.DontDelete;
34 var expected_attributes = {
35 'source': all_attributes,
36 'global': all_attributes,
37 'ignoreCase': all_attributes,
38 'multiline': all_attributes,
39 'lastIndex': debug.PropertyAttribute.DontEnum | debug.PropertyAttribute.DontDelete
42 function MirrorRefCache(json_refs) {
43 var tmp = eval('(' + json_refs + ')');
45 for (var i = 0; i < tmp.length; i++) {
46 this.refs_[tmp[i].handle] = tmp[i];
50 MirrorRefCache.prototype.lookup = function(handle) {
51 return this.refs_[handle];
54 function testRegExpMirror(r) {
55 // Create mirror and JSON representation.
56 var mirror = debug.MakeMirror(r);
57 var serializer = debug.MakeMirrorSerializer();
58 var json = JSON.stringify(serializer.serializeValue(mirror));
59 var refs = new MirrorRefCache(
60 JSON.stringify(serializer.serializeReferencedObjects()));
62 // Check the mirror hierachy.
63 assertTrue(mirror instanceof debug.Mirror);
64 assertTrue(mirror instanceof debug.ValueMirror);
65 assertTrue(mirror instanceof debug.ObjectMirror);
66 assertTrue(mirror instanceof debug.RegExpMirror);
68 // Check the mirror properties.
69 assertTrue(mirror.isRegExp());
70 assertEquals('regexp', mirror.type());
71 assertFalse(mirror.isPrimitive());
72 for (var p in expected_attributes) {
73 assertEquals(expected_attributes[p],
74 mirror.property(p).attributes(),
78 // Test text representation
79 assertEquals('/' + r.source + '/', mirror.toText());
81 // Parse JSON representation and check.
82 var fromJSON = eval('(' + json + ')');
83 assertEquals('regexp', fromJSON.type);
84 assertEquals('RegExp', fromJSON.className);
85 for (var p in expected_attributes) {
86 for (var i = 0; i < fromJSON.properties.length; i++) {
87 if (fromJSON.properties[i].name == p) {
88 assertEquals(expected_attributes[p],
89 fromJSON.properties[i].attributes,
90 'Unexpected value for ' + p + ' attributes');
91 assertEquals(mirror.property(p).propertyType(),
92 fromJSON.properties[i].propertyType,
93 'Unexpected value for ' + p + ' propertyType');
94 assertEquals(mirror.property(p).value().handle(),
95 fromJSON.properties[i].ref,
96 'Unexpected handle for ' + p);
97 assertEquals(mirror.property(p).value().value(),
98 refs.lookup(fromJSON.properties[i].ref).value,
99 'Unexpected value for ' + p);
107 testRegExpMirror(/x/);
108 testRegExpMirror(/[abc]/);
109 testRegExpMirror(/[\r\n]/g);
110 testRegExpMirror(/a*b/gmi);