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

package org.eclipse.jdt.debug.tests.core;

/*
 * (c) Copyright IBM Corp. 2000, 2001.
 * All Rights Reserved.
 */

import java.util.ArrayList;
import java.util.List;

import org.eclipse.debug.core.model.IBreakpoint;
import org.eclipse.debug.core.model.ILineBreakpoint;
import org.eclipse.debug.core.model.IStackFrame;
import org.eclipse.debug.core.model.IValue;
import org.eclipse.debug.core.model.IVariable;
import org.eclipse.jdt.debug.core.IJavaDebugTarget;
import org.eclipse.jdt.debug.core.IJavaObject;
import org.eclipse.jdt.debug.core.IJavaStackFrame;
import org.eclipse.jdt.debug.core.IJavaThread;
import org.eclipse.jdt.debug.core.IJavaVariable;
import org.eclipse.jdt.debug.core.IJavaWatchpoint;
import org.eclipse.jdt.debug.tests.AbstractDebugTest;

public class WatchpointTests extends AbstractDebugTest {
	
	public WatchpointTests(String name) {
		super(name);
	}

	public void testAccessAndModification() throws Exception {
		String typeName = "org.eclipse.debug.tests.targets.Watchpoint";
		
		IJavaWatchpoint wp = createWatchpoint(typeName, "list", true, true);
		
		IJavaThread thread= null;
		try {
			thread= launch(typeName);
			assertNotNull("Breakpoint not hit within timeout period", thread);

			IBreakpoint hit = getBreakpoint(thread);
			IStackFrame frame = thread.getTopStackFrame();
			assertNotNull("No breakpoint", hit);
			
			// should be modification
			assertTrue("First hit should be modification", !wp.isAccessSuspend(thread.getDebugTarget()));
			// line 23
			assertEquals("Should be on line 23", frame.getLineNumber(), 23);
			
			// should hit access 10 times
			int count = 10;
			while (count > 0) {
				thread = resume(thread);
				hit = getBreakpoint(thread);
				frame = thread.getTopStackFrame();
				assertNotNull("No breakpoint", hit);
				assertTrue("Should be an access", wp.isAccessSuspend(thread.getDebugTarget()));
				assertEquals("Should be line 26", frame.getLineNumber(), 26);
				count--;
			}
			
			resumeAndExit(thread);

		} finally {
			terminateAndRemove(thread);
			removeAllBreakpoints();
		}		
	}
	
	public void testModification() throws Exception {
		String typeName = "org.eclipse.debug.tests.targets.Watchpoint";
		
		IJavaWatchpoint wp = createWatchpoint(typeName, "list", false, true);
		
		IJavaThread thread= null;
		try {
			thread= launch(typeName);
			assertNotNull("Breakpoint not hit within timeout period", thread);

			IBreakpoint hit = getBreakpoint(thread);
			IStackFrame frame = thread.getTopStackFrame();
			assertNotNull("No breakpoint", hit);
			
			// should be modification
			assertTrue("First hit should be modification", !wp.isAccessSuspend(thread.getDebugTarget()));
			// line 23
			assertEquals("Should be on line 23", frame.getLineNumber(), 23);
			
			resumeAndExit(thread);

		} finally {
			terminateAndRemove(thread);
			removeAllBreakpoints();
		}		
	}	
	
	public void testAccess() throws Exception {
		String typeName = "org.eclipse.debug.tests.targets.Watchpoint";
		
		IJavaWatchpoint wp = createWatchpoint(typeName, "list", true, false);
		
		IJavaThread thread= null;
		try {
			thread= launch(typeName);
			assertNotNull("Breakpoint not hit within timeout period", thread);

			IBreakpoint hit = getBreakpoint(thread);
			IStackFrame frame = thread.getTopStackFrame();
			assertNotNull("No breakpoint", hit);
			assertTrue("Should be an access", wp.isAccessSuspend(thread.getDebugTarget()));
			assertEquals("Should be line 26", frame.getLineNumber(), 26);			
			
			// should hit access 9 more times
			int count = 9;
			while (count > 0) {
				thread = resume(thread);
				hit = getBreakpoint(thread);
				frame = thread.getTopStackFrame();
				assertNotNull("No breakpoint", hit);
				assertTrue("Should be an access", wp.isAccessSuspend(thread.getDebugTarget()));
				assertEquals("Should be line 26", frame.getLineNumber(), 26);
				count--;
			}
			
			resumeAndExit(thread);

		} finally {
			terminateAndRemove(thread);
			removeAllBreakpoints();
		}		
	}	
}