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//
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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
31var all_attributes = debug.PropertyAttribute.ReadOnly |
32                     debug.PropertyAttribute.DontEnum |
33                     debug.PropertyAttribute.DontDelete;
34var 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
40};
41
42function MirrorRefCache(json_refs) {
43  var tmp = eval('(' + json_refs + ')');
44  this.refs_ = [];
45  for (var i = 0; i < tmp.length; i++) {
46    this.refs_[tmp[i].handle] = tmp[i];
47  }
48}
49
50MirrorRefCache.prototype.lookup = function(handle) {
51  return this.refs_[handle];
52}
53
54function 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()));
61
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);
67
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(),
75                 p + ' attributes');
76  }
77
78  // Test text representation
79  assertEquals('/' + r.source + '/', mirror.toText());
80
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);
100      }
101    }
102  }
103}
104
105
106// Test Date values.
107testRegExpMirror(/x/);
108testRegExpMirror(/[abc]/);
109testRegExpMirror(/[\r\n]/g);
110testRegExpMirror(/a*b/gmi);
111