org.eclipse.jdt.debug.tests/tests/org/eclipse/jdt/debug/tests/core/HitCountBreakpointsTests.java

/*******************************************************************************
 * Copyright (c) 2000, 2005 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.debug.tests.core;

import org.eclipse.debug.core.model.IVariable;
import org.eclipse.jdt.debug.core.IJavaLineBreakpoint;
import org.eclipse.jdt.debug.core.IJavaPrimitiveValue;
import org.eclipse.jdt.debug.core.IJavaStackFrame;
import org.eclipse.jdt.debug.core.IJavaThread;
import org.eclipse.jdt.debug.tests.AbstractDebugTest;

/**
 * Tests hit count breakpoints
 */
public class HitCountBreakpointsTests extends AbstractDebugTest {

	public HitCountBreakpointsTests(String name) {
		super(name);
	}

	public void testResetHitCountBreakpoint() throws Exception {
		String typeName = "HitCountLooper";
		IJavaLineBreakpoint bp = createLineBreakpoint(16, typeName);
		bp.setHitCount(3);
		
		IJavaThread thread= null;
		try {
			thread= launchToLineBreakpoint(typeName, bp);

			IJavaStackFrame frame = (IJavaStackFrame)thread.getTopStackFrame();
			IVariable var = findVariable(frame, "i");
			assertNotNull("Could not find variable 'i'", var);
			
			IJavaPrimitiveValue value = (IJavaPrimitiveValue)var.getValue();
			assertNotNull("variable 'i' has no value", value);
			int iValue = value.getIntValue();
			assertTrue("value of 'i' should be '2', but was " + iValue, iValue == 2);
			
			bp.setHitCount(2);
			IJavaThread thread2 = resumeToLineBreakpoint(thread, bp);
			assertTrue("second suspended thread not the same as first", thread == thread2);			
			
			frame = (IJavaStackFrame)thread2.getTopStackFrame();
			var = findVariable(frame, "i");
			value = (IJavaPrimitiveValue)var.getValue();
			assertNotNull("variable 'i' has no value", value);
			iValue = value.getIntValue();
			assertTrue("value of 'i' should be '4', but was " + iValue, iValue == 4);
			
			resumeAndExit(thread2);
			
			bp.delete();
		} finally {
			terminateAndRemove(thread);
			removeAllBreakpoints();
		}		
	}

	public void testExpiredHitCountBreakpoint() throws Exception {
		String typeName = "HitCountLooper";
		IJavaLineBreakpoint bp = createLineBreakpoint(16, typeName);
		bp.setHitCount(3);
		
		IJavaThread thread= null;
		try {
			thread= launchToLineBreakpoint(typeName, bp);

			IJavaStackFrame frame = (IJavaStackFrame)thread.getTopStackFrame();
			IVariable var = findVariable(frame, "i");
			assertNotNull("Could not find variable 'i'", var);
			
			IJavaPrimitiveValue value = (IJavaPrimitiveValue)var.getValue();
			assertNotNull("variable 'i' has no value", value);
			int iValue = value.getIntValue();
			assertTrue("value of 'i' should be '2', but was " + iValue, iValue == 2);
			
			resumeAndExit(thread);
			
			bp.delete();
		} finally {
			terminateAndRemove(thread);
			removeAllBreakpoints();
		}		
	}
}