org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/browsing/PackagesViewContentProviderTests.java - jdt/eclipse.jdt.ui - Git at Google

 /*******************************************************************************
  * Copyright (c) 2000, 2003 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Common Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/cpl-v10.html
  *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.jdt.ui.tests.browsing;


 import java.io.File;

 import junit.framework.Test;
 import junit.framework.TestCase;
 import junit.framework.TestSuite;

 import org.eclipse.jdt.testplugin.JavaProjectHelper;
 import org.eclipse.jdt.testplugin.JavaTestPlugin;

 import org.eclipse.core.resources.IResource;
 import org.eclipse.core.resources.IWorkspace;
 import org.eclipse.core.resources.IWorkspaceDescription;
 import org.eclipse.core.resources.ResourcesPlugin;
 import org.eclipse.core.runtime.Path;

 import org.eclipse.jface.viewers.ITreeContentProvider;

 import org.eclipse.ui.IViewPart;
 import org.eclipse.ui.IWorkbench;
 import org.eclipse.ui.IWorkbenchPage;
 import org.eclipse.ui.PlatformUI;

 import org.eclipse.jdt.core.ICompilationUnit;
 import org.eclipse.jdt.core.IJavaElement;
 import org.eclipse.jdt.core.IJavaProject;
 import org.eclipse.jdt.core.IPackageFragment;
 import org.eclipse.jdt.core.IPackageFragmentRoot;

 import org.eclipse.jdt.internal.ui.browsing.LogicalPackage;


 public class PackagesViewContentProviderTests extends TestCase {

 	public static Test suite() {
 		TestSuite suite= new TestSuite("org.eclipse.jdt.ui.tests.PackagesViewContentProviderTests"); //$NON-NLS-1$
 		//$JUnit-BEGIN$
 		suite.addTestSuite(PackagesViewContentProviderTests.class);
 		//$JUnit-END$
 		return suite;
 	}

 	private IJavaProject fJProject1;
 	private IJavaProject fJProject2;

 	private IPackageFragmentRoot fRoot1;
 	private IWorkspace fWorkspace;
 	private IWorkbench fWorkbench;
 	private MockPluginView fMyPart;

 	private ITreeContentProvider fProvider;
 	private IPackageFragmentRoot fArchiveFragmentRoot;
 	private IPackageFragment fPackJunit;
 	private IPackageFragment fPackJunitSamples;
 	private IPackageFragment fPackJunitSamplesMoney;

 	private ICompilationUnit fCUIMoney;
 	private ICompilationUnit fCUMoney;
 	private ICompilationUnit fCUMoneyBag;
 	private ICompilationUnit fCUMoneyTest;

 	private IWorkbenchPage page;
 	private IPackageFragmentRoot fRoot2;
 	private IPackageFragment fPack12;
 	private IPackageFragment fPack32;
 	private IPackageFragment fPack42;
 	private IPackageFragment fPack52;
 	private IPackageFragment fPack62;
 	private ICompilationUnit fCU12;
 	private ICompilationUnit fCU22;
 	private IPackageFragment fPack21;
 	private ICompilationUnit fCU11;
 	private ICompilationUnit fCU21;
 	private IPackageFragment fPack61;
 	private IPackageFragment fPack51;
 	private IPackageFragment fPack41;
 	private IPackageFragment fPack31;
 	private IPackageFragment fPackDefault1;
 	private IPackageFragment fPackDefault2;
 	private IPackageFragment fPack17;
 	private IPackageFragment fPack81;
 	private IPackageFragment fPack91;
 	private IPackageFragmentRoot fInternalJarRoot;
 	private IPackageFragment fInternalPackDefault;
 	private IPackageFragment fInternalPack3;
 	private IPackageFragment fInternalPack4;
 	private IPackageFragment fInternalPack5;
 	private IPackageFragment fInternalPack10;
 	private IPackageFragment fInternalPack6;
 	private IPackageFragment fInternalPackMetaInf;
 	private boolean fEnableAutoBuildAfterTesting;

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

 	//---------Test for getChildren-------------------

 	public void testGetChildrenProjectWithSourceFolders() throws Exception{

 		//create a logical package for packages with name "pack3"
 		LogicalPackage cp= new LogicalPackage(fPack31);
 		cp.add(fPack32);
 		cp.add(fInternalPack3);

 		//create a logical package for default package
 		LogicalPackage defaultCp= new LogicalPackage(fPackDefault1);
 		defaultCp.add(fPackDefault2);
 		defaultCp.add(fInternalPackDefault);

 		Object[] expectedChildren= new Object[]{fPack21, fPack12, cp, defaultCp, fInternalPackMetaInf};
 		Object[] children= fProvider.getChildren(fJProject2);
 		assertTrue("Wrong children found for project", compareArrays(children, expectedChildren));//$NON-NLS-1$
 	}


 	public void testGetChildrentMidLevelFragmentNotLogicalPackage() throws Exception{
 		//initialise map
 		fProvider.getChildren(fJProject2);

 		Object[] expectedChildren= new Object[]{fPack17};
 		Object[] children= fProvider.getChildren(fPack12);
 		assertTrue("Wrong children found for PackageFragment",compareArrays(children, expectedChildren));//$NON-NLS-1$
 	}

 	public void testGetChildrenBottomLevelFragment() throws Exception{
 		Object[] expectedChildren= new Object[]{};
 		Object[] children= fProvider.getChildren(fPack21);
 		assertTrue("Wrong children found for PackageFragment",compareArrays(children, expectedChildren));//$NON-NLS-1$
 	}

 	public void testGetChildrenLogicalPackage() throws Exception{

 		//create a logical package for packages with name "pack3"
 		LogicalPackage cp= new LogicalPackage(fPack31);
 		cp.add(fPack32);
 		cp.add(fInternalPack3);

 		//create a logical package for packages with name "pack3.pack4"
 		LogicalPackage ChildCp1= new LogicalPackage(fPack41);
 		ChildCp1.add(fPack42);
 		ChildCp1.add(fInternalPack4);

 		//create a logical package for packages with name "pack3.pack5"
 		LogicalPackage ChildCp2= new LogicalPackage(fPack51);
 		ChildCp2.add(fPack52);
 		ChildCp2.add(fInternalPack5);

 		//initialize Map
 		fProvider.getChildren(fJProject2);

 		Object[] expectedChildren= new Object[]{fPack81, ChildCp1, ChildCp2};
 		Object[] children= fProvider.getChildren(cp);
 		assertTrue("Wrong children found for project", compareArrays(children, expectedChildren)); //$NON-NLS-1$

 	}

 	public void testGetChildrenLogicalPackage2() throws Exception{

 		//create a logical package for packages with name "pack3.pack4"
 		LogicalPackage cp= new LogicalPackage(fPack41);
 		cp.add(fPack42);
 		cp.add(fInternalPack4);

 		//create a logical package for packages with name "pack3"
 		LogicalPackage cp3= new LogicalPackage(fPack31);
 		cp3.add(fPack32);
 		cp3.add(fInternalPack3);

 		fProvider.getChildren(fJProject2);
 		fProvider.getChildren(cp3);

 		Object[] expectedChildren= new Object[]{fPack91, fInternalPack10};
 		Object[] children= fProvider.getChildren(cp);
 		assertTrue("Wrong children found for project", compareArrays(children, expectedChildren));//$NON-NLS-1$
 	}


 	public void testGetChildrenMidLevelFragmentInArchive() throws Exception{
 		//initialise map
 		fProvider.getChildren(fArchiveFragmentRoot);
 		fProvider.getChildren(fPackJunit);

 		Object[] expectedChildren= new Object[]{fPackJunitSamplesMoney};
 		Object[] children= fProvider.getChildren(fPackJunitSamples);
 		assertTrue("wrong children found for a NON bottom PackageFragment in PackageFragmentRoot Archive", compareArrays(children, expectedChildren));//$NON-NLS-1$
 	}

 	public void testGetChildrenBottomLevelFragmentInArchive() throws Exception{
 		Object[] expectedChildren= new Object[]{};
 		Object[] children= fProvider.getChildren(fPackJunitSamplesMoney);
 		assertTrue("wrong children found for a bottom PackageFragment in PackageFragmentRoot Archive", compareArrays(children, expectedChildren));	//$NON-NLS-1$
 	}

 	public void testGetChildrenSourceFolder() throws Exception {
 		Object[] expectedChildren = new Object[] {fPack21, fPack31, fPackDefault1};
 		Object[] children = fProvider.getChildren(fRoot1);
 		assertTrue("Wrong children found for PackageFragmentRoot", compareArrays(children, expectedChildren));//$NON-NLS-1$
 	}

 	public void testGetChildrenArchive(){
 		Object[] expectedChildren= new Object[]{fPackJunit, fArchiveFragmentRoot.getPackageFragment("")};//$NON-NLS-1$
 		Object[] children= fProvider.getChildren(fArchiveFragmentRoot);
 		assertTrue("Wrong child found for PackageFragmentRoot Archive", compareArrays(children,expectedChildren));//$NON-NLS-1$
 	}

 	//---------------Get Parent Tests-----------------------------

 	public void testGetParentArchive() throws Exception{
 		Object parent= fProvider.getParent(fArchiveFragmentRoot);
 		assertTrue("Wrong parent found for PackageFragmentRoot Archive", parent==null);//$NON-NLS-1$
 	}

 	public void testGetParentMidLevelFragmentInArchive() throws Exception{

 		//initialise Map
 		fProvider.getChildren(fArchiveFragmentRoot);
 		fProvider.getChildren(fPackJunit);
 		fProvider.getChildren(fPackJunitSamples);

 		Object expectedParent= fPackJunitSamples;
 		Object parent= fProvider.getParent(fPackJunitSamplesMoney);
 		assertTrue("Wrong parent found for a NON top level PackageFragment in an Archive", expectedParent.equals(parent));//$NON-NLS-1$
 	}

 	public void testGetParentTopLevelFragmentInArchive() throws Exception{
 		Object expectedParent= fPackJunit;
 		Object parent= fProvider.getParent(fPackJunitSamples);
 		assertTrue("Wrong parent found for a top level PackageFragment in an Archive", expectedParent.equals(parent));	//$NON-NLS-1$
 	}

 	public void testGetParentTopLevelLogicalPackage() throws Exception{

 		LogicalPackage cp= new LogicalPackage(fPack31);
 		cp.add(fPack32);
 		cp.add(fInternalPack3);

 		Object parent= fProvider.getParent(cp);
 		assertTrue("Wrong parent found for a top level LogicalPackage", fJProject2.equals(parent));//$NON-NLS-1$
 	}

 	public void testGetParentPackageFragmentWithLogicalPackageParent() throws Exception{

 		LogicalPackage cp= new LogicalPackage(fPack31);
 		cp.add(fPack32);
 		cp.add(fInternalPack3);

 		//initialize map
 		fProvider.getChildren(fJProject2);

 		Object parent= fProvider.getParent(fPack81);
 		assertTrue("Wrong parent found for a top level LogicalPackage", cp.equals(parent));//$NON-NLS-1$
 	}

 	public void testGetParentOfLogicalPackagetWithLogicalPackageParent() throws Exception{

 		LogicalPackage cp= new LogicalPackage(fPack41);
 		cp.add(fPack42);
 		cp.add(fInternalPack4);

 		LogicalPackage parentCp= new LogicalPackage(fPack31);
 		parentCp.add(fPack32);
 		parentCp.add(fInternalPack3);

 		//initialize map
 		fProvider.getChildren(fJProject2);

 		Object parent= fProvider.getParent(cp);
 		assertTrue("Wrong parent found for a top level LogicalPackage", parentCp.equals(parent));//$NON-NLS-1$
 	}

 //	public void testGetParentWithPFRootFocus(){
 //		//set up map
 //		Object[] children= fProvider.getChildren(fRoot1);
 //		for (int i= 0; i < children.length; i++) {
 //			Object object= children[i];
 //			fProvider.getChildren(object);
 //		}
 //
 //		Object parent= fProvider.getParent(fPack41);
 //		Object expectedParent= fPack31;
 //		assertTrue("Wrong parent found for a mid level Fragment with Root Focus", expectedParent.equals(parent));		//$NON-NLS-1$
 //	}

 	public void testGetParentPFwithProjectFocus(){
 		Object[] children= fProvider.getChildren(fJProject2);
 		for (int i= 0; i < children.length; i++) {
 			Object object= children[i];
 			fProvider.getChildren(object);
 		}

 		LogicalPackage cp= new LogicalPackage(fPack31);
 		cp.add(fPack32);
 		cp.add(fInternalPack3);

 		Object parent= fProvider.getParent(fPack41);
 		assertTrue("Wrong parent found for a mid level Fragment with Root Focus", cp.equals(parent));		//$NON-NLS-1$
 	}

 	public void testGetParentWithRootFocusAfterProjectFocus(){
 		//set up map with project focus
 		Object[] children= fProvider.getChildren(fJProject2);
 		for (int i= 0; i < children.length; i++) {
 			Object object= children[i];
 			fProvider.getChildren(object);
 		}

 		LogicalPackage cp= new LogicalPackage(fPack31);
 		cp.add(fPack32);
 		cp.add(fInternalPack3);

 		//create a logical package for default package
 		LogicalPackage defaultCp= new LogicalPackage(fPackDefault1);
 		defaultCp.add(fPackDefault2);
 		defaultCp.add(fInternalPackDefault);

 		Object[] expectedChildren= new Object[]{fPack21, fPack12, cp, defaultCp, fInternalPackMetaInf};

 		assertTrue("expected children of project with focus", compareArrays(children, expectedChildren));//$NON-NLS-1$

 		//set up map with root focus
 		children= fProvider.getChildren(fRoot1);
 		for (int i= 0; i < children.length; i++) {
 			Object object= children[i];
 			fProvider.getChildren(object);
 		}

 //		Object parent= fProvider.getParent(fPack41);
 //		Object expectedParent= fPack31;
 //		assertTrue("Wrong parent found for a mid level Fragment with Project Focus", expectedParent.equals(parent));//$NON-NLS-1$
 	}

 	public void testGetParentTopLevelFragment() throws Exception{
 		Object parent= fProvider.getParent(fPack21);
 		Object expectedParent= fRoot1;
 		assertTrue("Wrong parent found for a top level PackageFragment", expectedParent.equals(parent)); //$NON-NLS-1$

 	}

 	public void testGetParentMidLevelFragment() throws Exception{
 		Object expectedParent= fPack12;
 		Object parent= fProvider.getParent(fPack17);
 		assertTrue("Wrong parent found for a NON top level PackageFragment", expectedParent.equals(parent)); //$NON-NLS-1$

 	}


 	/*
 	 * @see TestCase#setUp()
 	 */
 	protected void setUp() throws Exception {
 		super.setUp();

 		fWorkspace= ResourcesPlugin.getWorkspace();
 		assertNotNull(fWorkspace);

 		IWorkspaceDescription workspaceDesc= fWorkspace.getDescription();
 		fEnableAutoBuildAfterTesting= workspaceDesc.isAutoBuilding();
 		if (fEnableAutoBuildAfterTesting)
 			JavaProjectHelper.setAutoBuilding(false);

 		fJProject1= JavaProjectHelper.createJavaProject("TestProject1", "bin");//$NON-NLS-1$//$NON-NLS-2$
 		fJProject2= JavaProjectHelper.createJavaProject("TestProject2", "bin");//$NON-NLS-1$//$NON-NLS-2$

 		assertNotNull("project1 null", fJProject1);//$NON-NLS-1$
 		assertNotNull("project2 null", fJProject2);//$NON-NLS-1$


 		//------------set up project #1 : External Jar and zip file-------

 		IPackageFragmentRoot jdk= JavaProjectHelper.addVariableRTJar(fJProject1, "JRE_LIB_TEST", null, null);//$NON-NLS-1$
 		assertTrue("jdk not found", jdk != null);//$NON-NLS-1$


 		//---Create zip file-------------------

 		java.io.File junitSrcArchive= JavaTestPlugin.getDefault().getFileInPlugin(JavaProjectHelper.JUNIT_SRC);

 		assertTrue("junit src not found", junitSrcArchive != null && junitSrcArchive.exists());//$NON-NLS-1$

 		fArchiveFragmentRoot= JavaProjectHelper.addSourceContainerWithImport(fJProject1, "src", junitSrcArchive);//$NON-NLS-1$

 		fPackJunit= fArchiveFragmentRoot.getPackageFragment("junit");//$NON-NLS-1$
 		fPackJunitSamples= fArchiveFragmentRoot.getPackageFragment("junit.samples");//$NON-NLS-1$
 		fPackJunitSamplesMoney= fArchiveFragmentRoot.getPackageFragment("junit.samples.money");//$NON-NLS-1$

 		assertNotNull("creating fPackJunit", fPackJunit);//$NON-NLS-1$
 		assertNotNull("creating fPackJunitSamples", fPackJunitSamples);//$NON-NLS-1$
 		assertNotNull("creating fPackJunitSamplesMoney",fPackJunitSamplesMoney);//$NON-NLS-1$

 		fCUIMoney= fPackJunitSamplesMoney.getCompilationUnit("IMoney.java");//$NON-NLS-1$
 		fCUMoney= fPackJunitSamplesMoney.getCompilationUnit("Money.java");//$NON-NLS-1$
 		fCUMoneyBag= fPackJunitSamplesMoney.getCompilationUnit("MoneyBag.java");//$NON-NLS-1$
 		fCUMoneyTest= fPackJunitSamplesMoney.getCompilationUnit("MoneyTest.java");//$NON-NLS-1$

 		//java.io.File mylibJar= JavaTestPlugin.getDefault().getFileInPlugin(JavaProjectHelper.MYLIB);
 		//assertTrue("lib not found", mylibJar != null && mylibJar.exists());//$NON-NLS-1$
 		//JavaProjectHelper.addLibraryWithImport(fJProject1, new Path(mylibJar.getPath()), null, null);

 		//----------------Set up internal jar----------------------------
 		File myInternalJar= JavaTestPlugin.getDefault().getFileInPlugin(new Path("testresources/compoundtest.jar"));//$NON-NLS-1$
 		assertTrue("lib not found", myInternalJar != null && myInternalJar.exists());//$NON-NLS-1$

 		fInternalJarRoot= JavaProjectHelper.addLibraryWithImport(fJProject2, new Path(myInternalJar.getPath()), null, null); //$NON-NLS-1$

 		fInternalPackDefault= fInternalJarRoot.getPackageFragment("");//$NON-NLS-1$
 		fInternalPack3= fInternalJarRoot.getPackageFragment("pack3");//$NON-NLS-1$
 		fInternalPack4= fInternalJarRoot.getPackageFragment("pack3.pack4");//$NON-NLS-1$
 		fInternalPack5= fInternalJarRoot.getPackageFragment("pack3.pack5");//$NON-NLS-1$
 		fInternalPack6= fInternalJarRoot.getPackageFragment("pack3.pack5.pack6");//$NON-NLS-1$
 		fInternalPack10= fInternalJarRoot.getPackageFragment("pack3.pack4.pack10");//$NON-NLS-1$
 		fInternalPackMetaInf= fInternalJarRoot.getPackageFragment("META-INF");//$NON-NLS-1$

 		//-----------------Set up source folder--------------------------

 		fRoot2= JavaProjectHelper.addSourceContainer(fJProject2, "src2");//$NON-NLS-1$
 		fPackDefault2= fRoot2.createPackageFragment("",true,null);//$NON-NLS-1$
 		fPack12= fRoot2.createPackageFragment("pack1", true, null);//$NON-NLS-1$
 		fPack17= fRoot2.createPackageFragment("pack1.pack7",true,null);//$NON-NLS-1$
 		fPack32= fRoot2.createPackageFragment("pack3",true,null);//$NON-NLS-1$
 		fPack42= fRoot2.createPackageFragment("pack3.pack4", true,null);//$NON-NLS-1$
 		fPack52= fRoot2.createPackageFragment("pack3.pack5",true,null);//$NON-NLS-1$
 		fPack62= fRoot2.createPackageFragment("pack3.pack5.pack6", true, null);//$NON-NLS-1$

 		fCU12= fPack12.createCompilationUnit("Object.java", "", true, null);//$NON-NLS-1$//$NON-NLS-2$
 		fCU22= fPack62.createCompilationUnit("Object.java","", true, null);//$NON-NLS-1$//$NON-NLS-2$


 		//set up project #2: file system structure with in a source folder

 	//	JavaProjectHelper.addVariableEntry(fJProject2, new Path("JRE_LIB_TEST"), null, null);

 		//----------------Set up source folder--------------------------

 		fRoot1= JavaProjectHelper.addSourceContainer(fJProject2, "src1"); //$NON-NLS-1$
 		fPackDefault1= fRoot1.createPackageFragment("",true,null); //$NON-NLS-1$
 		fPack21= fRoot1.createPackageFragment("pack2", true, null);//$NON-NLS-1$
 		fPack31= fRoot1.createPackageFragment("pack3",true,null);//$NON-NLS-1$
 		fPack41= fRoot1.createPackageFragment("pack3.pack4", true,null);//$NON-NLS-1$
 		fPack91= fRoot1.createPackageFragment("pack3.pack4.pack9",true,null);//$NON-NLS-1$
 		fPack51= fRoot1.createPackageFragment("pack3.pack5",true,null);//$NON-NLS-1$
 		fPack61= fRoot1.createPackageFragment("pack3.pack5.pack6", true, null);//$NON-NLS-1$
 		fPack81= fRoot1.createPackageFragment("pack3.pack8", true, null);//$NON-NLS-1$

 		fCU11= fPack21.createCompilationUnit("Object.java", "", true, null);//$NON-NLS-1$//$NON-NLS-2$
 		fCU21= fPack61.createCompilationUnit("Object.java","", true, null);//$NON-NLS-1$//$NON-NLS-2$

 		//set up the mock view
 		setUpMockView();
 	}

 	public void setUpMockView() throws Exception{

 		fWorkbench= PlatformUI.getWorkbench();
 		assertNotNull(fWorkbench);

 		page= fWorkbench.getActiveWorkbenchWindow().getActivePage();
 		assertNotNull(page);

 		//just testing to make sure my part can be created
 		IViewPart myPart= new MockPluginView();
 		((MockPluginView)myPart).setListState(false);
 		assertNotNull(myPart);

 		myPart= page.showView("org.eclipse.jdt.ui.tests.browsing.MockPluginView");//$NON-NLS-1$
 		if (myPart instanceof MockPluginView) {
 			fMyPart= (MockPluginView) myPart;
 			fProvider= (ITreeContentProvider)fMyPart.getTreeViewer().getContentProvider();
 			//create map and set listener
 			fProvider.inputChanged(null,null,fJProject2);
 		}else assertTrue("Unable to get view",false);//$NON-NLS-1$

 		assertNotNull(fProvider);
 	}

 	/*
 	 * @see TestCase#tearDown()
 	 */
 	protected void tearDown() throws Exception {

 		JavaProjectHelper.delete(fJProject1);
 		JavaProjectHelper.delete(fJProject2);
 		fProvider.inputChanged(null, null, null);
 		page.hideView(fMyPart);
 		fMyPart.dispose();

 		if (fEnableAutoBuildAfterTesting)
 			JavaProjectHelper.setAutoBuilding(true);


 		super.tearDown();
 	}

 	private boolean compareArrays(Object[] children, Object[] expectedChildren) {
 		if(children.length!=expectedChildren.length)
 			return false;
 		for (int i= 0; i < children.length; i++) {
 			Object child= children[i];
 			if (child instanceof IJavaElement) {
 				IJavaElement el= (IJavaElement) child;
 				if(!contains(el, expectedChildren))
 					return false;
 			} else if(child instanceof IResource){
 				IResource res = (IResource) child;
 				if(!contains(res, expectedChildren)){
 					return false;
 				}
 			} else if (child instanceof LogicalPackage){
 				if(!contains((LogicalPackage)child, expectedChildren))
 					return false;
 			}
 		}
 		return true;
 	}

 	private boolean contains(IResource res, Object[] expectedChildren) {
 		for (int i= 0; i < expectedChildren.length; i++) {
 			Object object= expectedChildren[i];
 			if (object instanceof IResource) {
 				IResource expres= (IResource) object;
 				if(expres.equals(res))
 					return true;
 			}
 		}
 		return false;
 	}

 	private boolean contains(IJavaElement fragment, Object[] expectedChildren) {
 		for (int i= 0; i < expectedChildren.length; i++) {
 			Object object= expectedChildren[i];
 			if (object instanceof IJavaElement) {
 				IJavaElement expfrag= (IJavaElement) object;
 				if(expfrag.equals(fragment))
 					return true;
 			}
 		}
 		return false;
 	}

 	private boolean contains(LogicalPackage lp, Object[] expectedChildren) {
 		for (int i= 0; i < expectedChildren.length; i++) {
 			Object object= expectedChildren[i];
 			if (object instanceof LogicalPackage) {
 				LogicalPackage explp= (LogicalPackage) object;
 				if (explp.equals(lp))
 					return true;
 			}
 		}
 		return false;
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2000, 2003 IBM Corporation and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Common Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/cpl-v10.html
	*
	* Contributors:
	* IBM Corporation - initial API and implementation
	*******************************************************************************/
	package org.eclipse.jdt.ui.tests.browsing;


	import java.io.File;

	import junit.framework.Test;
	import junit.framework.TestCase;
	import junit.framework.TestSuite;

	import org.eclipse.jdt.testplugin.JavaProjectHelper;
	import org.eclipse.jdt.testplugin.JavaTestPlugin;

	import org.eclipse.core.resources.IResource;
	import org.eclipse.core.resources.IWorkspace;
	import org.eclipse.core.resources.IWorkspaceDescription;
	import org.eclipse.core.resources.ResourcesPlugin;
	import org.eclipse.core.runtime.Path;

	import org.eclipse.jface.viewers.ITreeContentProvider;

	import org.eclipse.ui.IViewPart;
	import org.eclipse.ui.IWorkbench;
	import org.eclipse.ui.IWorkbenchPage;
	import org.eclipse.ui.PlatformUI;

	import org.eclipse.jdt.core.ICompilationUnit;
	import org.eclipse.jdt.core.IJavaElement;
	import org.eclipse.jdt.core.IJavaProject;
	import org.eclipse.jdt.core.IPackageFragment;
	import org.eclipse.jdt.core.IPackageFragmentRoot;

	import org.eclipse.jdt.internal.ui.browsing.LogicalPackage;


	public class PackagesViewContentProviderTests extends TestCase {

	public static Test suite() {
	TestSuite suite= new TestSuite("org.eclipse.jdt.ui.tests.PackagesViewContentProviderTests"); //$NON-NLS-1$
	//$JUnit-BEGIN$
	suite.addTestSuite(PackagesViewContentProviderTests.class);
	//$JUnit-END$
	return suite;
	}

	private IJavaProject fJProject1;
	private IJavaProject fJProject2;

	private IPackageFragmentRoot fRoot1;
	private IWorkspace fWorkspace;
	private IWorkbench fWorkbench;
	private MockPluginView fMyPart;

	private ITreeContentProvider fProvider;
	private IPackageFragmentRoot fArchiveFragmentRoot;
	private IPackageFragment fPackJunit;
	private IPackageFragment fPackJunitSamples;
	private IPackageFragment fPackJunitSamplesMoney;

	private ICompilationUnit fCUIMoney;
	private ICompilationUnit fCUMoney;
	private ICompilationUnit fCUMoneyBag;
	private ICompilationUnit fCUMoneyTest;

	private IWorkbenchPage page;
	private IPackageFragmentRoot fRoot2;
	private IPackageFragment fPack12;
	private IPackageFragment fPack32;
	private IPackageFragment fPack42;
	private IPackageFragment fPack52;
	private IPackageFragment fPack62;
	private ICompilationUnit fCU12;
	private ICompilationUnit fCU22;
	private IPackageFragment fPack21;
	private ICompilationUnit fCU11;
	private ICompilationUnit fCU21;
	private IPackageFragment fPack61;
	private IPackageFragment fPack51;
	private IPackageFragment fPack41;
	private IPackageFragment fPack31;
	private IPackageFragment fPackDefault1;
	private IPackageFragment fPackDefault2;
	private IPackageFragment fPack17;
	private IPackageFragment fPack81;
	private IPackageFragment fPack91;
	private IPackageFragmentRoot fInternalJarRoot;
	private IPackageFragment fInternalPackDefault;
	private IPackageFragment fInternalPack3;
	private IPackageFragment fInternalPack4;
	private IPackageFragment fInternalPack5;
	private IPackageFragment fInternalPack10;
	private IPackageFragment fInternalPack6;
	private IPackageFragment fInternalPackMetaInf;
	private boolean fEnableAutoBuildAfterTesting;

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

	//---------Test for getChildren-------------------

	public void testGetChildrenProjectWithSourceFolders() throws Exception{

	//create a logical package for packages with name "pack3"
	LogicalPackage cp= new LogicalPackage(fPack31);
	cp.add(fPack32);
	cp.add(fInternalPack3);

	//create a logical package for default package
	LogicalPackage defaultCp= new LogicalPackage(fPackDefault1);
	defaultCp.add(fPackDefault2);
	defaultCp.add(fInternalPackDefault);

	Object[] expectedChildren= new Object[]{fPack21, fPack12, cp, defaultCp, fInternalPackMetaInf};
	Object[] children= fProvider.getChildren(fJProject2);
	assertTrue("Wrong children found for project", compareArrays(children, expectedChildren));//$NON-NLS-1$
	}


	public void testGetChildrentMidLevelFragmentNotLogicalPackage() throws Exception{
	//initialise map
	fProvider.getChildren(fJProject2);

	Object[] expectedChildren= new Object[]{fPack17};
	Object[] children= fProvider.getChildren(fPack12);
	assertTrue("Wrong children found for PackageFragment",compareArrays(children, expectedChildren));//$NON-NLS-1$
	}

	public void testGetChildrenBottomLevelFragment() throws Exception{
	Object[] expectedChildren= new Object[]{};
	Object[] children= fProvider.getChildren(fPack21);
	assertTrue("Wrong children found for PackageFragment",compareArrays(children, expectedChildren));//$NON-NLS-1$
	}

	public void testGetChildrenLogicalPackage() throws Exception{

	//create a logical package for packages with name "pack3"
	LogicalPackage cp= new LogicalPackage(fPack31);
	cp.add(fPack32);
	cp.add(fInternalPack3);

	//create a logical package for packages with name "pack3.pack4"
	LogicalPackage ChildCp1= new LogicalPackage(fPack41);
	ChildCp1.add(fPack42);
	ChildCp1.add(fInternalPack4);

	//create a logical package for packages with name "pack3.pack5"
	LogicalPackage ChildCp2= new LogicalPackage(fPack51);
	ChildCp2.add(fPack52);
	ChildCp2.add(fInternalPack5);

	//initialize Map
	fProvider.getChildren(fJProject2);

	Object[] expectedChildren= new Object[]{fPack81, ChildCp1, ChildCp2};
	Object[] children= fProvider.getChildren(cp);
	assertTrue("Wrong children found for project", compareArrays(children, expectedChildren)); //$NON-NLS-1$

	}

	public void testGetChildrenLogicalPackage2() throws Exception{

	//create a logical package for packages with name "pack3.pack4"
	LogicalPackage cp= new LogicalPackage(fPack41);
	cp.add(fPack42);
	cp.add(fInternalPack4);

	//create a logical package for packages with name "pack3"
	LogicalPackage cp3= new LogicalPackage(fPack31);
	cp3.add(fPack32);
	cp3.add(fInternalPack3);

	fProvider.getChildren(fJProject2);
	fProvider.getChildren(cp3);

	Object[] expectedChildren= new Object[]{fPack91, fInternalPack10};
	Object[] children= fProvider.getChildren(cp);
	assertTrue("Wrong children found for project", compareArrays(children, expectedChildren));//$NON-NLS-1$
	}



	public void testGetChildrenMidLevelFragmentInArchive() throws Exception{
	//initialise map
	fProvider.getChildren(fArchiveFragmentRoot);
	fProvider.getChildren(fPackJunit);

	Object[] expectedChildren= new Object[]{fPackJunitSamplesMoney};
	Object[] children= fProvider.getChildren(fPackJunitSamples);
	assertTrue("wrong children found for a NON bottom PackageFragment in PackageFragmentRoot Archive", compareArrays(children, expectedChildren));//$NON-NLS-1$
	}

	public void testGetChildrenBottomLevelFragmentInArchive() throws Exception{
	Object[] expectedChildren= new Object[]{};
	Object[] children= fProvider.getChildren(fPackJunitSamplesMoney);
	assertTrue("wrong children found for a bottom PackageFragment in PackageFragmentRoot Archive", compareArrays(children, expectedChildren)); //$NON-NLS-1$
	}

	public void testGetChildrenSourceFolder() throws Exception {
	Object[] expectedChildren = new Object[] {fPack21, fPack31, fPackDefault1};
	Object[] children = fProvider.getChildren(fRoot1);
	assertTrue("Wrong children found for PackageFragmentRoot", compareArrays(children, expectedChildren));//$NON-NLS-1$
	}

	public void testGetChildrenArchive(){
	Object[] expectedChildren= new Object[]{fPackJunit, fArchiveFragmentRoot.getPackageFragment("")};//$NON-NLS-1$
	Object[] children= fProvider.getChildren(fArchiveFragmentRoot);
	assertTrue("Wrong child found for PackageFragmentRoot Archive", compareArrays(children,expectedChildren));//$NON-NLS-1$
	}

	//---------------Get Parent Tests-----------------------------

	public void testGetParentArchive() throws Exception{
	Object parent= fProvider.getParent(fArchiveFragmentRoot);
	assertTrue("Wrong parent found for PackageFragmentRoot Archive", parent==null);//$NON-NLS-1$
	}

	public void testGetParentMidLevelFragmentInArchive() throws Exception{

	//initialise Map
	fProvider.getChildren(fArchiveFragmentRoot);
	fProvider.getChildren(fPackJunit);
	fProvider.getChildren(fPackJunitSamples);

	Object expectedParent= fPackJunitSamples;
	Object parent= fProvider.getParent(fPackJunitSamplesMoney);
	assertTrue("Wrong parent found for a NON top level PackageFragment in an Archive", expectedParent.equals(parent));//$NON-NLS-1$
	}

	public void testGetParentTopLevelFragmentInArchive() throws Exception{
	Object expectedParent= fPackJunit;
	Object parent= fProvider.getParent(fPackJunitSamples);
	assertTrue("Wrong parent found for a top level PackageFragment in an Archive", expectedParent.equals(parent)); //$NON-NLS-1$
	}

	public void testGetParentTopLevelLogicalPackage() throws Exception{

	LogicalPackage cp= new LogicalPackage(fPack31);
	cp.add(fPack32);
	cp.add(fInternalPack3);

	Object parent= fProvider.getParent(cp);
	assertTrue("Wrong parent found for a top level LogicalPackage", fJProject2.equals(parent));//$NON-NLS-1$
	}

	public void testGetParentPackageFragmentWithLogicalPackageParent() throws Exception{

	LogicalPackage cp= new LogicalPackage(fPack31);
	cp.add(fPack32);
	cp.add(fInternalPack3);

	//initialize map
	fProvider.getChildren(fJProject2);

	Object parent= fProvider.getParent(fPack81);
	assertTrue("Wrong parent found for a top level LogicalPackage", cp.equals(parent));//$NON-NLS-1$
	}

	public void testGetParentOfLogicalPackagetWithLogicalPackageParent() throws Exception{

	LogicalPackage cp= new LogicalPackage(fPack41);
	cp.add(fPack42);
	cp.add(fInternalPack4);

	LogicalPackage parentCp= new LogicalPackage(fPack31);
	parentCp.add(fPack32);
	parentCp.add(fInternalPack3);

	//initialize map
	fProvider.getChildren(fJProject2);

	Object parent= fProvider.getParent(cp);
	assertTrue("Wrong parent found for a top level LogicalPackage", parentCp.equals(parent));//$NON-NLS-1$
	}

	// public void testGetParentWithPFRootFocus(){
	// //set up map
	// Object[] children= fProvider.getChildren(fRoot1);
	// for (int i= 0; i < children.length; i++) {
	// Object object= children[i];
	// fProvider.getChildren(object);
	// }
	//
	// Object parent= fProvider.getParent(fPack41);
	// Object expectedParent= fPack31;
	// assertTrue("Wrong parent found for a mid level Fragment with Root Focus", expectedParent.equals(parent)); //$NON-NLS-1$
	// }

	public void testGetParentPFwithProjectFocus(){
	Object[] children= fProvider.getChildren(fJProject2);
	for (int i= 0; i < children.length; i++) {
	Object object= children[i];
	fProvider.getChildren(object);
	}

	LogicalPackage cp= new LogicalPackage(fPack31);
	cp.add(fPack32);
	cp.add(fInternalPack3);

	Object parent= fProvider.getParent(fPack41);
	assertTrue("Wrong parent found for a mid level Fragment with Root Focus", cp.equals(parent)); //$NON-NLS-1$
	}

	public void testGetParentWithRootFocusAfterProjectFocus(){
	//set up map with project focus
	Object[] children= fProvider.getChildren(fJProject2);
	for (int i= 0; i < children.length; i++) {
	Object object= children[i];
	fProvider.getChildren(object);
	}

	LogicalPackage cp= new LogicalPackage(fPack31);
	cp.add(fPack32);
	cp.add(fInternalPack3);

	//create a logical package for default package
	LogicalPackage defaultCp= new LogicalPackage(fPackDefault1);
	defaultCp.add(fPackDefault2);
	defaultCp.add(fInternalPackDefault);

	Object[] expectedChildren= new Object[]{fPack21, fPack12, cp, defaultCp, fInternalPackMetaInf};

	assertTrue("expected children of project with focus", compareArrays(children, expectedChildren));//$NON-NLS-1$

	//set up map with root focus
	children= fProvider.getChildren(fRoot1);
	for (int i= 0; i < children.length; i++) {
	Object object= children[i];
	fProvider.getChildren(object);
	}

	// Object parent= fProvider.getParent(fPack41);
	// Object expectedParent= fPack31;
	// assertTrue("Wrong parent found for a mid level Fragment with Project Focus", expectedParent.equals(parent));//$NON-NLS-1$
	}

	public void testGetParentTopLevelFragment() throws Exception{
	Object parent= fProvider.getParent(fPack21);
	Object expectedParent= fRoot1;
	assertTrue("Wrong parent found for a top level PackageFragment", expectedParent.equals(parent)); //$NON-NLS-1$

	}

	public void testGetParentMidLevelFragment() throws Exception{
	Object expectedParent= fPack12;
	Object parent= fProvider.getParent(fPack17);
	assertTrue("Wrong parent found for a NON top level PackageFragment", expectedParent.equals(parent)); //$NON-NLS-1$

	}


	/*
	* @see TestCase#setUp()
	*/
	protected void setUp() throws Exception {
	super.setUp();

	fWorkspace= ResourcesPlugin.getWorkspace();
	assertNotNull(fWorkspace);

	IWorkspaceDescription workspaceDesc= fWorkspace.getDescription();
	fEnableAutoBuildAfterTesting= workspaceDesc.isAutoBuilding();
	if (fEnableAutoBuildAfterTesting)
	JavaProjectHelper.setAutoBuilding(false);

	fJProject1= JavaProjectHelper.createJavaProject("TestProject1", "bin");//$NON-NLS-1$//$NON-NLS-2$
	fJProject2= JavaProjectHelper.createJavaProject("TestProject2", "bin");//$NON-NLS-1$//$NON-NLS-2$

	assertNotNull("project1 null", fJProject1);//$NON-NLS-1$
	assertNotNull("project2 null", fJProject2);//$NON-NLS-1$


	//------------set up project #1 : External Jar and zip file-------

	IPackageFragmentRoot jdk= JavaProjectHelper.addVariableRTJar(fJProject1, "JRE_LIB_TEST", null, null);//$NON-NLS-1$
	assertTrue("jdk not found", jdk != null);//$NON-NLS-1$


	//---Create zip file-------------------

	java.io.File junitSrcArchive= JavaTestPlugin.getDefault().getFileInPlugin(JavaProjectHelper.JUNIT_SRC);

	assertTrue("junit src not found", junitSrcArchive != null && junitSrcArchive.exists());//$NON-NLS-1$

	fArchiveFragmentRoot= JavaProjectHelper.addSourceContainerWithImport(fJProject1, "src", junitSrcArchive);//$NON-NLS-1$

	fPackJunit= fArchiveFragmentRoot.getPackageFragment("junit");//$NON-NLS-1$
	fPackJunitSamples= fArchiveFragmentRoot.getPackageFragment("junit.samples");//$NON-NLS-1$
	fPackJunitSamplesMoney= fArchiveFragmentRoot.getPackageFragment("junit.samples.money");//$NON-NLS-1$

	assertNotNull("creating fPackJunit", fPackJunit);//$NON-NLS-1$
	assertNotNull("creating fPackJunitSamples", fPackJunitSamples);//$NON-NLS-1$
	assertNotNull("creating fPackJunitSamplesMoney",fPackJunitSamplesMoney);//$NON-NLS-1$

	fCUIMoney= fPackJunitSamplesMoney.getCompilationUnit("IMoney.java");//$NON-NLS-1$
	fCUMoney= fPackJunitSamplesMoney.getCompilationUnit("Money.java");//$NON-NLS-1$
	fCUMoneyBag= fPackJunitSamplesMoney.getCompilationUnit("MoneyBag.java");//$NON-NLS-1$
	fCUMoneyTest= fPackJunitSamplesMoney.getCompilationUnit("MoneyTest.java");//$NON-NLS-1$

	//java.io.File mylibJar= JavaTestPlugin.getDefault().getFileInPlugin(JavaProjectHelper.MYLIB);
	//assertTrue("lib not found", mylibJar != null && mylibJar.exists());//$NON-NLS-1$
	//JavaProjectHelper.addLibraryWithImport(fJProject1, new Path(mylibJar.getPath()), null, null);

	//----------------Set up internal jar----------------------------
	File myInternalJar= JavaTestPlugin.getDefault().getFileInPlugin(new Path("testresources/compoundtest.jar"));//$NON-NLS-1$
	assertTrue("lib not found", myInternalJar != null && myInternalJar.exists());//$NON-NLS-1$

	fInternalJarRoot= JavaProjectHelper.addLibraryWithImport(fJProject2, new Path(myInternalJar.getPath()), null, null); //$NON-NLS-1$

	fInternalPackDefault= fInternalJarRoot.getPackageFragment("");//$NON-NLS-1$
	fInternalPack3= fInternalJarRoot.getPackageFragment("pack3");//$NON-NLS-1$
	fInternalPack4= fInternalJarRoot.getPackageFragment("pack3.pack4");//$NON-NLS-1$
	fInternalPack5= fInternalJarRoot.getPackageFragment("pack3.pack5");//$NON-NLS-1$
	fInternalPack6= fInternalJarRoot.getPackageFragment("pack3.pack5.pack6");//$NON-NLS-1$
	fInternalPack10= fInternalJarRoot.getPackageFragment("pack3.pack4.pack10");//$NON-NLS-1$
	fInternalPackMetaInf= fInternalJarRoot.getPackageFragment("META-INF");//$NON-NLS-1$

	//-----------------Set up source folder--------------------------

	fRoot2= JavaProjectHelper.addSourceContainer(fJProject2, "src2");//$NON-NLS-1$
	fPackDefault2= fRoot2.createPackageFragment("",true,null);//$NON-NLS-1$
	fPack12= fRoot2.createPackageFragment("pack1", true, null);//$NON-NLS-1$
	fPack17= fRoot2.createPackageFragment("pack1.pack7",true,null);//$NON-NLS-1$
	fPack32= fRoot2.createPackageFragment("pack3",true,null);//$NON-NLS-1$
	fPack42= fRoot2.createPackageFragment("pack3.pack4", true,null);//$NON-NLS-1$
	fPack52= fRoot2.createPackageFragment("pack3.pack5",true,null);//$NON-NLS-1$
	fPack62= fRoot2.createPackageFragment("pack3.pack5.pack6", true, null);//$NON-NLS-1$

	fCU12= fPack12.createCompilationUnit("Object.java", "", true, null);//$NON-NLS-1$//$NON-NLS-2$
	fCU22= fPack62.createCompilationUnit("Object.java","", true, null);//$NON-NLS-1$//$NON-NLS-2$


	//set up project #2: file system structure with in a source folder

	// JavaProjectHelper.addVariableEntry(fJProject2, new Path("JRE_LIB_TEST"), null, null);

	//----------------Set up source folder--------------------------

	fRoot1= JavaProjectHelper.addSourceContainer(fJProject2, "src1"); //$NON-NLS-1$
	fPackDefault1= fRoot1.createPackageFragment("",true,null); //$NON-NLS-1$
	fPack21= fRoot1.createPackageFragment("pack2", true, null);//$NON-NLS-1$
	fPack31= fRoot1.createPackageFragment("pack3",true,null);//$NON-NLS-1$
	fPack41= fRoot1.createPackageFragment("pack3.pack4", true,null);//$NON-NLS-1$
	fPack91= fRoot1.createPackageFragment("pack3.pack4.pack9",true,null);//$NON-NLS-1$
	fPack51= fRoot1.createPackageFragment("pack3.pack5",true,null);//$NON-NLS-1$
	fPack61= fRoot1.createPackageFragment("pack3.pack5.pack6", true, null);//$NON-NLS-1$
	fPack81= fRoot1.createPackageFragment("pack3.pack8", true, null);//$NON-NLS-1$

	fCU11= fPack21.createCompilationUnit("Object.java", "", true, null);//$NON-NLS-1$//$NON-NLS-2$
	fCU21= fPack61.createCompilationUnit("Object.java","", true, null);//$NON-NLS-1$//$NON-NLS-2$

	//set up the mock view
	setUpMockView();
	}

	public void setUpMockView() throws Exception{

	fWorkbench= PlatformUI.getWorkbench();
	assertNotNull(fWorkbench);

	page= fWorkbench.getActiveWorkbenchWindow().getActivePage();
	assertNotNull(page);

	//just testing to make sure my part can be created
	IViewPart myPart= new MockPluginView();
	((MockPluginView)myPart).setListState(false);
	assertNotNull(myPart);

	myPart= page.showView("org.eclipse.jdt.ui.tests.browsing.MockPluginView");//$NON-NLS-1$
	if (myPart instanceof MockPluginView) {
	fMyPart= (MockPluginView) myPart;
	fProvider= (ITreeContentProvider)fMyPart.getTreeViewer().getContentProvider();
	//create map and set listener
	fProvider.inputChanged(null,null,fJProject2);
	}else assertTrue("Unable to get view",false);//$NON-NLS-1$

	assertNotNull(fProvider);
	}

	/*
	* @see TestCase#tearDown()
	*/
	protected void tearDown() throws Exception {

	JavaProjectHelper.delete(fJProject1);
	JavaProjectHelper.delete(fJProject2);
	fProvider.inputChanged(null, null, null);
	page.hideView(fMyPart);
	fMyPart.dispose();

	if (fEnableAutoBuildAfterTesting)
	JavaProjectHelper.setAutoBuilding(true);


	super.tearDown();
	}

	private boolean compareArrays(Object[] children, Object[] expectedChildren) {
	if(children.length!=expectedChildren.length)
	return false;
	for (int i= 0; i < children.length; i++) {
	Object child= children[i];
	if (child instanceof IJavaElement) {
	IJavaElement el= (IJavaElement) child;
	if(!contains(el, expectedChildren))
	return false;
	} else if(child instanceof IResource){
	IResource res = (IResource) child;
	if(!contains(res, expectedChildren)){
	return false;
	}
	} else if (child instanceof LogicalPackage){
	if(!contains((LogicalPackage)child, expectedChildren))
	return false;
	}
	}
	return true;
	}

	private boolean contains(IResource res, Object[] expectedChildren) {
	for (int i= 0; i < expectedChildren.length; i++) {
	Object object= expectedChildren[i];
	if (object instanceof IResource) {
	IResource expres= (IResource) object;
	if(expres.equals(res))
	return true;
	}
	}
	return false;
	}

	private boolean contains(IJavaElement fragment, Object[] expectedChildren) {
	for (int i= 0; i < expectedChildren.length; i++) {
	Object object= expectedChildren[i];
	if (object instanceof IJavaElement) {
	IJavaElement expfrag= (IJavaElement) object;
	if(expfrag.equals(fragment))
	return true;
	}
	}
	return false;
	}

	private boolean contains(LogicalPackage lp, Object[] expectedChildren) {
	for (int i= 0; i < expectedChildren.length; i++) {
	Object object= expectedChildren[i];
	if (object instanceof LogicalPackage) {
	LogicalPackage explp= (LogicalPackage) object;
	if (explp.equals(lp))
	return true;
	}
	}
	return false;
	}

	}