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 --stack-trace-on-illegal
29
30// Get the Debug object exposed from the debug context global object.
31Debug = debug.Debug
32
33listenerComplete = false;
34exception = false;
35
36// The base part of all evaluate requests.
37var base_request = '"seq":0,"type":"request","command":"references"'
38
39function safeEval(code) {
40  try {
41    return eval('(' + code + ')');
42  } catch (e) {
43    assertEquals(void 0, e);
44    return undefined;
45  }
46}
47
48function testRequest(dcp, arguments, success, count) {
49  // Generate request with the supplied arguments.
50  var request;
51  if (arguments) {
52    request = '{' + base_request + ',"arguments":' + arguments + '}';
53  } else {
54    request = '{' + base_request + '}'
55  }
56
57  // Process the request and check expectation.
58  var response = safeEval(dcp.processDebugJSONRequest(request));
59  if (success) {
60    assertTrue(response.success, request + ' -> ' + response.message);
61    assertTrue(response.body instanceof Array);
62    if (count) {
63      assertEquals(count, response.body.length);
64    } else {
65      assertTrue(response.body.length > 0);
66    }
67  } else {
68    assertFalse(response.success, request + ' -> ' + response.message);
69  }
70  assertEquals(response.running, dcp.isRunning(), request + ' -> expected not running');
71}
72
73function listener(event, exec_state, event_data, data) {
74  try {
75  if (event == Debug.DebugEvent.Break) {
76    // Get the debug command processor.
77    var dcp = exec_state.debugCommandProcessor("unspecified_running_state");
78
79    // Test some illegal references requests.
80    testRequest(dcp, void 0, false);
81    testRequest(dcp, '{"handle":"a"}', false);
82    testRequest(dcp, '{"handle":1}', false);
83    testRequest(dcp, '{"type":"referencedBy"}', false);
84    testRequest(dcp, '{"type":"constructedBy"}', false);
85
86    // Evaluate Point.
87    var evaluate_point = '{"seq":0,"type":"request","command":"evaluate",' +
88                         '"arguments":{"expression":"Point"}}';
89    var response = safeEval(dcp.processDebugJSONRequest(evaluate_point));
90    assertTrue(response.success, "Evaluation of Point failed");
91    var handle = response.body.handle;
92
93    // Test some legal references requests.
94    testRequest(dcp, '{"handle":' + handle + ',"type":"referencedBy"}', true);
95    testRequest(dcp, '{"handle":' + handle + ',"type":"constructedBy"}',
96                true, 2);
97
98    // Indicate that all was processed.
99    listenerComplete = true;
100  }
101  } catch (e) {
102    exception = e;
103    print(e + "\n" + e.stack);
104  };
105};
106
107// Add the debug event listener.
108Debug.setListener(listener);
109
110// Test constructor and objects.
111function Point(x, y) { this.x_ = x; this.y_ = y;}
112p = new Point(0,0);
113q = new Point(1,2);
114
115// Enter debugger causing the event listener to be called.
116debugger;
117
118// Make sure that the debug event listener was invoked.
119assertFalse(exception, "exception in listener")
120assertTrue(listenerComplete, "listener did not run to completion");
121