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// Flags: --turbo-deoptimization
30// Get the Debug object exposed from the debug context global object.
31var Debug = debug.Debug
32
33// Simple function which stores the last debug event.
34var listenerComplete = false;
35var exception = false;
36
37var base_request = '"seq":0,"type":"request","command":"clearbreakpointgroup"';
38var scriptId = null;
39
40function safeEval(code) {
41  try {
42    return eval('(' + code + ')');
43  } catch (e) {
44    assertEquals(void 0, e);
45    return undefined;
46  }
47}
48
49function testArguments(dcp, arguments, success) {
50  var request = '{' + base_request + ',"arguments":' + arguments + '}'
51  var json_response = dcp.processDebugJSONRequest(request);
52  var response = safeEval(json_response);
53  if (success) {
54    assertTrue(response.success, json_response);
55  } else {
56    assertFalse(response.success, json_response);
57  }
58}
59
60function listener(event, exec_state, event_data, data) {
61  try {
62    if (event == Debug.DebugEvent.Break) {
63      // Get the debug command processor.
64      var dcp = exec_state.debugCommandProcessor("unspecified_running_state");
65
66      // Clear breakpoint group 1.
67      testArguments(dcp, '{"groupId":1}', true);
68
69      // Indicate that all was processed.
70      listenerComplete = true;
71    } else if (event == Debug.DebugEvent.AfterCompile) {
72      scriptId = event_data.script().id();
73      assertEquals(source, event_data.script().source());
74    }
75  } catch (e) {
76    exception = e
77  };
78};
79
80
81// Add the debug event listener.
82Debug.setListener(listener);
83
84var source = 'function f(n) {\nreturn n+1;\n}\nfunction g() {return f(10);}' +
85             '\nvar r = g(); g;';
86eval(source);
87
88assertNotNull(scriptId);
89
90var groupId1 = 1;
91var groupId2 = 2;
92// Set a break point and call to invoke the debug event listener.
93var bp1 = Debug.setScriptBreakPointById(scriptId, 1, null, null, groupId1);
94var bp2 = Debug.setScriptBreakPointById(scriptId, 1, null, null, groupId2);
95var bp3 = Debug.setScriptBreakPointById(scriptId, 1, null, null, null);
96var bp4 = Debug.setScriptBreakPointById(scriptId, 3, null, null, groupId1);
97var bp5 = Debug.setScriptBreakPointById(scriptId, 4, null, null, groupId2);
98
99assertEquals(5, Debug.scriptBreakPoints().length);
100
101// Call function 'g' from the compiled script to trigger breakpoint.
102g();
103
104// Make sure that the debug event listener vas invoked.
105assertTrue(listenerComplete,
106           "listener did not run to completion: " + exception);
107
108var breakpoints = Debug.scriptBreakPoints();
109assertEquals(3, breakpoints.length);
110var breakpointNumbers = breakpoints.map(
111    function(scriptBreakpoint) { return scriptBreakpoint.number(); },
112    breakpointNumbers);
113
114// Check that all breakpoints from group 1 were deleted and all the
115// rest are preserved.
116assertEquals([bp2, bp3, bp5].sort(), breakpointNumbers.sort());
117
118assertFalse(exception, "exception in listener");
119
120// Clear all breakpoints to allow the test to run again (--stress-opt).
121Debug.clearBreakPoint(bp2);
122Debug.clearBreakPoint(bp3);
123Debug.clearBreakPoint(bp5);
124