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// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --expose-debug-as debug
function f() {
var a = 1;
var b = 2;
return a + b;
}
var exception = null;
var break_count = 0;
var throw_count = 0;
function listener(event, exec_state, event_data, data) {
try {
if (event == Debug.DebugEvent.Break) {
break_count++;
// Disable all breakpoints from within the debug event callback.
Debug.debuggerFlags().breakPointsActive.setValue(false);
} else if (event = Debug.DebugEvent.Exception) {
throw_count++;
// Enable all breakpoints from within the debug event callback.
Debug.debuggerFlags().breakPointsActive.setValue(true);
}
} catch (e) {
exception = e;
}
}
Debug = debug.Debug;
Debug.setListener(listener);
Debug.setBreakOnException();
Debug.setBreakPoint(f, 2);
f();
f();
assertEquals(1, break_count);
assertEquals(0, throw_count);
// Trigger exception event.
try { throw 1; } catch (e) {}
f();
f();
Debug.setListener(null);
Debug.clearBreakOnException();
Debug.debuggerFlags().breakPointsActive.setValue(true);
assertEquals(2, break_count);
assertEquals(1, throw_count);
assertNull(exception);
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