1// Copyright 2011 the V8 project authors. All rights reserved.
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27
28// Flags: --expose-debug-as debug
29// Flags: --turbo-deoptimization
30
31// This test tests that full code compiled without debug break slots
32// is recompiled with debug break slots when debugging is started.
33
34// Get the Debug object exposed from the debug context global object.
35Debug = debug.Debug
36
37var bp;
38var done = false;
39var step_count = 0;
40
41// Debug event listener which steps until the global variable done is true.
42function listener(event, exec_state, event_data, data) {
43  if (event == Debug.DebugEvent.Break) {
44    if (!done) exec_state.prepareStep(Debug.StepAction.StepNext);
45    step_count++;
46  }
47};
48
49// Set the global variables state to prpare the stepping test.
50function prepare_step_test() {
51  done = false;
52  step_count = 0;
53}
54
55// Test function to step through.
56function f() {
57  var i = 1;
58  var j = 2;
59  done = true;
60};
61
62prepare_step_test();
63f();
64
65// Add the debug event listener.
66Debug.setListener(listener);
67
68bp = Debug.setBreakPoint(f, 1);
69
70prepare_step_test();
71f();
72assertEquals(4, step_count);
73Debug.clearBreakPoint(bp);
74
75// Set a breakpoint on the first var statement (line 1).
76bp = Debug.setBreakPoint(f, 1);
77
78// Step through the function ensuring that the var statements are hit as well.
79prepare_step_test();
80f();
81assertEquals(4, step_count);
82
83// Clear the breakpoint and check that no stepping happens.
84Debug.clearBreakPoint(bp);
85prepare_step_test();
86f();
87assertEquals(0, step_count);
88
89// Get rid of the debug event listener.
90Debug.setListener(null);
91