• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1// Copyright 2009 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// Get the Debug object exposed from the debug context global object.
30Debug = debug.Debug
31
32listenerComplete = false;
33exception = false;
34
35// The base part of all evaluate requests.
36var base_request = '"seq":0,"type":"request","command":"references"'
37
38function safeEval(code) {
39  try {
40    return eval('(' + code + ')');
41  } catch (e) {
42    assertEquals(void 0, e);
43    return undefined;
44  }
45}
46
47function testRequest(dcp, arguments, success, count) {
48  // Generate request with the supplied arguments.
49  var request;
50  if (arguments) {
51    request = '{' + base_request + ',"arguments":' + arguments + '}';
52  } else {
53    request = '{' + base_request + '}'
54  }
55
56  // Process the request and check expectation.
57  var response = safeEval(dcp.processDebugJSONRequest(request));
58  if (success) {
59    assertTrue(response.success, request + ' -> ' + response.message);
60    assertTrue(response.body instanceof Array);
61    if (count) {
62      assertEquals(count, response.body.length);
63    } else {
64      assertTrue(response.body.length > 0);
65    }
66  } else {
67    assertFalse(response.success, request + ' -> ' + response.message);
68  }
69  assertFalse(response.running, request + ' -> expected not running');
70}
71
72function listener(event, exec_state, event_data, data) {
73  try {
74  if (event == Debug.DebugEvent.Break) {
75    // Get the debug command processor.
76    var dcp = exec_state.debugCommandProcessor();
77
78    // Test some illegal references requests.
79    testRequest(dcp, void 0, false);
80    testRequest(dcp, '{"handle":"a"}', false);
81    testRequest(dcp, '{"handle":1}', false);
82    testRequest(dcp, '{"type":"referencedBy"}', false);
83    testRequest(dcp, '{"type":"constructedBy"}', false);
84
85    // Evaluate Point.
86    var evaluate_point = '{"seq":0,"type":"request","command":"evaluate",' +
87                         '"arguments":{"expression":"Point"}}';
88    var response = safeEval(dcp.processDebugJSONRequest(evaluate_point));
89    assertTrue(response.success, "Evaluation of Point failed");
90    var handle = response.body.handle;
91
92    // Test some legal references requests.
93    testRequest(dcp, '{"handle":' + handle + ',"type":"referencedBy"}', true);
94    testRequest(dcp, '{"handle":' + handle + ',"type":"constructedBy"}',
95                true, 2);
96
97    // Indicate that all was processed.
98    listenerComplete = true;
99  }
100  } catch (e) {
101    exception = e
102  };
103};
104
105// Add the debug event listener.
106Debug.setListener(listener);
107
108// Test constructor and objects.
109function Point(x, y) { this.x_ = x; this.y_ = y;}
110p = new Point(0,0);
111q = new Point(1,2);
112
113// Enter debugger causing the event listener to be called.
114debugger;
115
116// Make sure that the debug event listener was invoked.
117assertFalse(exception, "exception in listener")
118assertTrue(listenerComplete, "listener did not run to completion");
119