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// Copyright 2008 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Flags: --expose-debug-as debug --allow-natives-syntax
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// Get the Debug object exposed from the debug context global object.
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var listenerComplete = false;
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var exception = false;
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var testingConstructCall = false;
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function listener(event, exec_state, event_data, data) {
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if (event == Debug.DebugEvent.Break)
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assertEquals(6, exec_state.frameCount());
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for (var i = 0; i < exec_state.frameCount(); i++) {
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var frame = exec_state.frame(i);
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if (i < exec_state.frameCount() - 1) {
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var expected_a = i * 2 + 1 + (i * 2 + 1) / 100;
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var expected_b = i * 2 + 2 + (i * 2 + 2) / 100;
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var expected_x = (i + 1) * 2 + 1 + ((i + 1) * 2 + 1) / 100;
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var expected_y = (i + 1) * 2 + 2 + ((i + 1) * 2 + 2) / 100;
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// All frames except the bottom one has normal variables a and b.
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assertEquals('a', frame.localName(0));
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assertEquals('b', frame.localName(1));
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assertEquals(expected_a, frame.localValue(0).value());
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assertEquals(expected_b, frame.localValue(1).value());
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// All frames except the bottom one has arguments variables x and y.
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assertEquals('x', frame.argumentName(0));
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assertEquals('y', frame.argumentName(1));
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assertEquals(expected_x, frame.argumentValue(0).value());
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assertEquals(expected_y, frame.argumentValue(1).value());
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// All frames except the bottom one have two scopes.
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assertEquals(2, frame.scopeCount());
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assertEquals(debug.ScopeType.Local, frame.scope(0).scopeType());
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assertEquals(debug.ScopeType.Global, frame.scope(1).scopeType());
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assertEquals(expected_a, frame.scope(0).scopeObject().value()['a']);
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assertEquals(expected_b, frame.scope(0).scopeObject().value()['b']);
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assertEquals(expected_x, frame.scope(0).scopeObject().value()['x']);
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assertEquals(expected_y, frame.scope(0).scopeObject().value()['y']);
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// Evaluate in the inlined frame.
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assertEquals(expected_a, frame.evaluate('a').value());
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assertEquals(expected_x, frame.evaluate('x').value());
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assertEquals(expected_x, frame.evaluate('arguments[0]').value());
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assertEquals(expected_a + expected_b + expected_x + expected_y,
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frame.evaluate('a + b + x + y').value());
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assertEquals(expected_x + expected_y,
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frame.evaluate('arguments[0] + arguments[1]').value());
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// The bottom frame only have the global scope.
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assertEquals(1, frame.scopeCount());
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assertEquals(debug.ScopeType.Global, frame.scope(0).scopeType());
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// Check the frame function.
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case 0: assertEquals(h, frame.func().value()); break;
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case 1: assertEquals(g3, frame.func().value()); break;
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case 2: assertEquals(g2, frame.func().value()); break;
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case 3: assertEquals(g1, frame.func().value()); break;
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case 4: assertEquals(f, frame.func().value()); break;
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default: assertUnreachable();
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// Check for construct call.
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assertEquals(testingConstructCall && i == 4, frame.isConstructCall());
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// When function f is optimized (1 means YES, see runtime.cc) we
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// expect an optimized frame for f with g1, g2 and g3 inlined.
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if (%GetOptimizationStatus(f) == 1) {
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if (i == 1 || i == 2 || i == 3) {
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assertTrue(frame.isOptimizedFrame());
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assertTrue(frame.isInlinedFrame());
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assertEquals(4 - i, frame.inlinedFrameIndex());
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assertTrue(frame.isOptimizedFrame());
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assertFalse(frame.isInlinedFrame());
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assertFalse(frame.isOptimizedFrame());
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assertFalse(frame.isInlinedFrame());
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// Indicate that all was processed.
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listenerComplete = true;
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%OptimizeFunctionOnNextCall(f);
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// Add the debug event listener.
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Debug.setListener(listener);
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debugger; // Breakpoint.
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// Test calling f normally and as a constructor.
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testingConstructCall = true;
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// Make sure that the debug event listener vas invoked.
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assertFalse(exception, "exception in listener " + exception)
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assertTrue(listenerComplete);
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Debug.setListener(null);