/*******************************************************************************
 *  Copyright (c) 2000, 2015 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.breakpoints;

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

import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.DebugException;
import org.eclipse.debug.core.model.IBreakpoint;
import org.eclipse.debug.core.model.ILineBreakpoint;
import org.eclipse.jdt.core.dom.Message;
import org.eclipse.jdt.debug.core.IJavaBreakpoint;
import org.eclipse.jdt.debug.core.IJavaBreakpointListener;
import org.eclipse.jdt.debug.core.IJavaDebugTarget;
import org.eclipse.jdt.debug.core.IJavaLineBreakpoint;
import org.eclipse.jdt.debug.core.IJavaTargetPatternBreakpoint;
import org.eclipse.jdt.debug.core.IJavaThread;
import org.eclipse.jdt.debug.core.IJavaType;
import org.eclipse.jdt.debug.tests.AbstractDebugTest;
import org.eclipse.jdt.internal.debug.core.JDIDebugPlugin;

/**
 * Tests deferred target pattern breakpoints.
 */
public class TargetPatternBreakpointTests extends AbstractDebugTest implements IJavaBreakpointListener {
	
	/**
	 * Constructor
	 * @param name
	 */
	public TargetPatternBreakpointTests(String name) {
		super(name);
	}

	/**
	 * Tests that several pattern breakpoints are suspending properly
	 * @throws Exception
	 */
	public void testTargetPatternBreakpoints() throws Exception {
		JDIDebugPlugin.getDefault().addJavaBreakpointListener(this);
		
		String sourceName = "Breakpoints.java";
		List<IJavaTargetPatternBreakpoint> bps = new ArrayList<IJavaTargetPatternBreakpoint>();
		// anonymous class
		bps.add(createTargetPatternBreakpoint(43, sourceName));
		// blocks
		bps.add(createTargetPatternBreakpoint(102, sourceName));
		// constructor
		bps.add(createTargetPatternBreakpoint(77, sourceName));
		// else
		bps.add(createTargetPatternBreakpoint(66, sourceName));
		//finally after catch
		bps.add(createTargetPatternBreakpoint(120, sourceName));
		//finally after try
		bps.add(createTargetPatternBreakpoint(128, sourceName));
		// for loop
		bps.add(createTargetPatternBreakpoint(93, sourceName));
		// if
		bps.add(createTargetPatternBreakpoint(81, sourceName));
		// initializer
		bps.add(createTargetPatternBreakpoint(17, sourceName));
		// inner class
		bps.add(createTargetPatternBreakpoint(22, sourceName));
		// return true
		bps.add(createTargetPatternBreakpoint(72, sourceName));
		// instance method
		bps.add(createTargetPatternBreakpoint(107, sourceName));
		// static method 
		bps.add(createTargetPatternBreakpoint(53, sourceName));
		// case statement
		bps.add(createTargetPatternBreakpoint(133, sourceName));
		// default statement
		bps.add(createTargetPatternBreakpoint(140, sourceName));
		// synchronized blocks
		bps.add(createTargetPatternBreakpoint(146, sourceName));
		// try
		bps.add(createTargetPatternBreakpoint(125, sourceName));
		//catch
		bps.add(createTargetPatternBreakpoint(118, sourceName));
		// while
		bps.add(createTargetPatternBreakpoint(97, sourceName));
		
		
		IJavaThread thread= null;
		try {
			thread= launchToBreakpoint("Breakpoints", false);
			assertNotNull("Breakpoint not hit within timeout period", thread);
			while (!bps.isEmpty()) {
				IBreakpoint hit = getBreakpoint(thread);
				assertNotNull("suspended, but not by breakpoint", hit);
				assertTrue("hit un-registered breakpoint", bps.contains(hit));
				assertTrue("suspended, but not by line breakpoint", hit instanceof ILineBreakpoint);
				ILineBreakpoint breakpoint= (ILineBreakpoint) hit;
				int lineNumber = breakpoint.getLineNumber();
				int stackLine = thread.getTopStackFrame().getLineNumber();
				assertEquals("line numbers of breakpoint and stack frame do not match", lineNumber, stackLine);
				bps.remove(breakpoint);
				breakpoint.delete();
				if (!bps.isEmpty()) {
					thread = resume(thread);
				}
			}
		} finally {
			terminateAndRemove(thread);
			removeAllBreakpoints();
			JDIDebugPlugin.getDefault().removeJavaBreakpointListener(this);
		}		
	}
	/**
	 * @see IJavaBreakpointListener#addingBreakpoint(IJavaDebugTarget, IJavaBreakpoint)
	 */
	@Override
	public void addingBreakpoint(
		IJavaDebugTarget target,
		IJavaBreakpoint breakpoint) {
			if (breakpoint instanceof IJavaTargetPatternBreakpoint) {
				IJavaTargetPatternBreakpoint bp = (IJavaTargetPatternBreakpoint)breakpoint;
				try {
					bp.setPattern(target,"Breakp");
				} catch (CoreException e) {
					assertTrue("Failed to set pattern", false);
				}
			}
	}

	/**
	 * @see IJavaBreakpointListener#breakpointHit(IJavaThread, IJavaBreakpoint)
	 */
	@Override
	public int breakpointHit(IJavaThread thread, IJavaBreakpoint breakpoint) {
		return DONT_CARE;
	}

	/**
	 * @see IJavaBreakpointListener#breakpointInstalled(IJavaDebugTarget, IJavaBreakpoint)
	 */
	@Override
	public void breakpointInstalled(
		IJavaDebugTarget target,
		IJavaBreakpoint breakpoint) {
	}

	/**
	 * @see IJavaBreakpointListener#breakpointRemoved(IJavaDebugTarget, IJavaBreakpoint)
	 */
	@Override
	public void breakpointRemoved(
		IJavaDebugTarget target,
		IJavaBreakpoint breakpoint) {
	}

	/**
	 * @see IJavaBreakpointListener#installingBreakpoint(IJavaDebugTarget, IJavaBreakpoint, IJavaType)
	 */
	@Override
	public int installingBreakpoint(
		IJavaDebugTarget target,
		IJavaBreakpoint breakpoint,
		IJavaType type) {
		return DONT_CARE;
	}

	/**
	 * @see IJavaBreakpointListener#breakpointHasCompilationErrors(IJavaLineBreakpoint, Message[])
	 */
	@Override
	public void breakpointHasCompilationErrors(
		IJavaLineBreakpoint breakpoint,
		Message[] errors) {
	}

	/**
	 * @see IJavaBreakpointListener#breakpointHasRuntimeException(IJavaLineBreakpoint, DebugException)
	 */
	@Override
	public void breakpointHasRuntimeException(
		IJavaLineBreakpoint breakpoint,
		DebugException exception) {
	}
}