debug-continue.js revision a7e24c173cf37484693b9abb38e494fa7bd7baeb 
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//
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
32// Simple function which stores the last debug event.
33listenerComplete = false;
34exception = false;
35
36var base_request = '"seq":0,"type":"request","command":"continue"'
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 testArguments(dcp, arguments, success) {
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  var response = safeEval(dcp.processDebugJSONRequest(request));
56  if (success) {
57    assertTrue(response.success, request + ' -> ' + response.message);
58    assertTrue(response.running, request + ' -> expected running');
59  } else {
60    assertFalse(response.success, request + ' -> ' + response.message);
61    assertFalse(response.running, request + ' -> expected not running');
62  }
63}
64
65function listener(event, exec_state, event_data, data) {
66  try {
67  if (event == Debug.DebugEvent.Break) {
68    // Get the debug command processor.
69    var dcp = exec_state.debugCommandProcessor();
70
71    // Test simple continue request.
72    testArguments(dcp, void 0, true);
73
74    // Test some illegal continue requests.
75    testArguments(dcp, '{"stepaction":"maybe"}', false);
76    testArguments(dcp, '{"stepcount":-1}', false);
77
78    // Test some legal continue requests.
79    testArguments(dcp, '{"stepaction":"in"}', true);
80    testArguments(dcp, '{"stepaction":"min"}', true);
81    testArguments(dcp, '{"stepaction":"next"}', true);
82    testArguments(dcp, '{"stepaction":"out"}', true);
83    testArguments(dcp, '{"stepcount":1}', true);
84    testArguments(dcp, '{"stepcount":10}', true);
85    testArguments(dcp, '{"stepcount":"10"}', true);
86    testArguments(dcp, '{"stepaction":"next","stepcount":10}', true);
87
88    // Indicate that all was processed.
89    listenerComplete = true;
90  }
91  } catch (e) {
92    exception = e
93  };
94};
95
96// Add the debug event listener.
97Debug.setListener(listener);
98
99function f() {
100  a=1
101};
102
103function g() {
104  f();
105};
106
107// Set a break point and call to invoke the debug event listener.
108Debug.setBreakPoint(g, 0, 0);
109g();
110
111// Make sure that the debug event listener vas invoked.
112assertTrue(listenerComplete, "listener did not run to completion");
113assertFalse(exception, "exception in listener")
114