1// Copyright 2011 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
30// This test tests that full code compiled without debug break slots
31// is recompiled with debug break slots when debugging is started.
32
33// Get the Debug object exposed from the debug context global object.
34Debug = debug.Debug
35
36var bp;
37var done = false;
38var step_count = 0;
39
40// Debug event listener which steps until the global variable done is true.
41function listener(event, exec_state, event_data, data) {
42  if (event == Debug.DebugEvent.Break) {
43    if (!done) exec_state.prepareStep(Debug.StepAction.StepNext);
44    step_count++;
45  }
46};
47
48// Set the global variables state to prpare the stepping test.
49function prepare_step_test() {
50  done = false;
51  step_count = 0;
52}
53
54// Test function to step through.
55function f() {
56  var i = 1;
57  var j = 2;
58  done = true;
59};
60
61prepare_step_test();
62f();
63
64// Add the debug event listener.
65Debug.setListener(listener);
66
67bp = Debug.setBreakPoint(f, 1);
68
69prepare_step_test();
70f();
71assertEquals(4, step_count);
72Debug.clearBreakPoint(bp);
73
74// Set a breakpoint on the first var statement (line 1).
75bp = Debug.setBreakPoint(f, 1);
76
77// Step through the function ensuring that the var statements are hit as well.
78prepare_step_test();
79f();
80assertEquals(4, step_count);
81
82// Clear the breakpoint and check that no stepping happens.
83Debug.clearBreakPoint(bp);
84prepare_step_test();
85f();
86assertEquals(0, step_count);
87
88// Get rid of the debug event listener.
89Debug.setListener(null);
90