1// Copyright 2008 the V8 project authors. All rights reserved.
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3// modification, are permitted provided that the following conditions are
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8//     * Redistributions in binary form must reproduce the above
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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 error objects
30
31function MirrorRefCache(json_refs) {
32  var tmp = eval('(' + json_refs + ')');
33  this.refs_ = [];
34  for (var i = 0; i < tmp.length; i++) {
35    this.refs_[tmp[i].handle] = tmp[i];
36  }
37}
38
39MirrorRefCache.prototype.lookup = function(handle) {
40  return this.refs_[handle];
41}
42
43function testErrorMirror(e) {
44  // Create mirror and JSON representation.
45  var mirror = debug.MakeMirror(e);
46  var serializer = debug.MakeMirrorSerializer();
47  var json = JSON.stringify(serializer.serializeValue(mirror));
48  var refs = new MirrorRefCache(
49      JSON.stringify(serializer.serializeReferencedObjects()));
50
51  // Check the mirror hierachy.
52  assertTrue(mirror instanceof debug.Mirror);
53  assertTrue(mirror instanceof debug.ValueMirror);
54  assertTrue(mirror instanceof debug.ObjectMirror);
55  assertTrue(mirror instanceof debug.ErrorMirror);
56
57  // Check the mirror properties.
58  assertTrue(mirror.isError());
59  assertEquals('error', mirror.type());
60  assertFalse(mirror.isPrimitive());
61  assertEquals(mirror.message(), e.message, 'source');
62
63  // Parse JSON representation and check.
64  var fromJSON = eval('(' + json + ')');
65  assertEquals('error', fromJSON.type);
66  assertEquals('Error', fromJSON.className);
67  if (e.message) {
68    var found_message = false;
69    for (var i in fromJSON.properties) {
70      var p = fromJSON.properties[i];
71      print(p.name);
72      if (p.name == 'message') {
73        assertEquals(e.message, refs.lookup(p.ref).value);
74        found_message = true;
75      }
76    }
77    assertTrue(found_message, 'Property message not found');
78  }
79
80  // Check the formatted text (regress 1231579).
81  assertEquals(fromJSON.text, e.toString(), 'toString');
82}
83
84
85// Test Date values.
86testErrorMirror(new Error());
87testErrorMirror(new Error('This does not work'));
88testErrorMirror(new Error(123+456));
89testErrorMirror(new EvalError('EvalError'));
90testErrorMirror(new RangeError('RangeError'));
91testErrorMirror(new ReferenceError('ReferenceError'));
92testErrorMirror(new SyntaxError('SyntaxError'));
93testErrorMirror(new TypeError('TypeError'));
94testErrorMirror(new URIError('URIError'));
95