private boolean append = false;

			if (!append)

				repository.removeAll();

			if (args[i].equalsIgnoreCase("-append"))

				append = true;

		suite.addTest(org.eclipse.equinox.p2.tests.mirror.AllTests.suite());

	/*

	 * Compare 2 copyright objects and fail if they are not considered equal.

	 */

	protected static void assertEquals(String message, Copyright cpyrt1, Copyright cpyrt2) {

		if (cpyrt1 == cpyrt2)

			return;

		if (cpyrt1 == null || cpyrt2 == null) {

			fail();

		}

		assertEquals(message, cpyrt1.getBody(), cpyrt2.getBody());

		assertEquals(message, cpyrt1.getURL().toExternalForm(), cpyrt2.getURL().toExternalForm());

	}

	/**

	 * matches all descriptors from source in the destination

	 * Note: NOT BICONDITIONAL! assertContains(A, B) is NOT the same as assertContains(B, A)

	 */

	protected void assertContains(String message, IArtifactRepository sourceRepo, IArtifactRepository destinationRepo) {

		IArtifactKey[] sourceKeys = sourceRepo.getArtifactKeys();

		for (int i = 0; i < sourceKeys.length; i++) {

			IArtifactDescriptor[] destinationDescriptors = destinationRepo.getArtifactDescriptors(sourceKeys[i]);

			if (destinationDescriptors == null || destinationDescriptors.length == 0)

				fail(message + ": unmatched key: " + sourceKeys[i].toString());

			//this implicitly verifies the keys are present

			IArtifactDescriptor[] sourceDescriptors = sourceRepo.getArtifactDescriptors(sourceKeys[i]);

			assertEquals(message, sourceDescriptors, destinationDescriptors);

		}

	}

	/**

	 * Ensures 2 repositories are equal by ensure all items in repo1 are contained

	 * in repo2 and all items in repo2 are in repo1

	 */

	protected void assertContentEquals(String message, IArtifactRepository repo1, IArtifactRepository repo2) {

		assertContains(message, repo1, repo2);

		assertContains(message, repo2, repo1);

	}

	/**

	 * matches all metadata from source in the destination

	 * Note: NOT BICONDITIONAL! assertContains(A, B) is NOT the same as assertContains(B, A)

	 */

	protected void assertContains(String message, IMetadataRepository sourceRepo, IMetadataRepository destinationRepo) {

		Collector sourceCollector = sourceRepo.query(InstallableUnitQuery.ANY, new Collector(), null);

		Iterator it = sourceCollector.iterator();

		while (it.hasNext()) {

			IInstallableUnit sourceIU = (IInstallableUnit) it.next();

			Collector destinationCollector = destinationRepo.query(new InstallableUnitQuery(sourceIU.getId(), sourceIU.getVersion()), new Collector(), null);

			assertEquals(message, 1, destinationCollector.size());

			assertEquals(sourceIU, (IInstallableUnit) destinationCollector.iterator().next());

		}

	}

	/**

	 * Ensures 2 repositories are equal by ensure all items in repo1 are contained

	 * in repo2 and all items in repo2 are in repo1

	 */

	protected void assertContentEquals(String message, IMetadataRepository repo1, IMetadataRepository repo2) {

		assertContains(message, repo1, repo2);

		assertContains(message, repo2, repo1);

	}

	protected static boolean isEqual(IInstallableUnit iu1, IInstallableUnit iu2) {

		try {

			assertEquals(iu1, iu2);

		} catch (AssertionFailedError e) {

			return false;

		}

		return true;

	}

 org.eclipse.equinox.p2.artifact.repository;bundle-version="1.0.100",

 org.eclipse.equinox.p2.metadata.repository;bundle-version="1.0.100",

/*******************************************************************************

 * Copyright (c) 2008 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

 *     Code 9 - ongoing development

 *******************************************************************************/

package org.eclipse.equinox.p2.tests.mirror;

import java.io.File;

import java.net.MalformedURLException;

import java.util.HashMap;

import java.util.Map;

import org.eclipse.equinox.app.IApplicationContext;

import org.eclipse.equinox.internal.p2.artifact.mirror.MirrorApplication;

import org.eclipse.equinox.internal.p2.core.helpers.ServiceHelper;

import org.eclipse.equinox.internal.provisional.p2.artifact.repository.IArtifactRepository;

import org.eclipse.equinox.internal.provisional.p2.artifact.repository.IArtifactRepositoryManager;

import org.eclipse.equinox.p2.tests.AbstractProvisioningTest;

import org.eclipse.equinox.p2.tests.TestActivator;

import org.osgi.framework.Bundle;

/**

 * Test API of the basic mirror application functionality's implementation.

 */

public class ArtifactMirrorApplicationTest extends AbstractProvisioningTest {

	protected File destRepoLocation;

	protected File sourceRepoLocation; //helloworldfeature

	protected File sourceRepo2Location; //anotherfeature

	protected File sourceRepo3Location; //helloworldfeature + yetanotherfeature

	protected IArtifactRepository destRepo;

	protected IArtifactRepository srcRepo;

	protected IArtifactRepository srcRepo2;

	protected IArtifactRepository srcRepo3;

	private IArtifactRepositoryManager getArtifactRepositoryManager() {

		return (IArtifactRepositoryManager) ServiceHelper.getService(TestActivator.getContext(), IArtifactRepositoryManager.class.getName());

	}

	protected void setUp() throws Exception {

		super.setUp();

		String tempDir = System.getProperty("java.io.tmpdir");

		sourceRepoLocation = getTestData("1.0", "/testData/mirror/mirrorSourceRepo1");

		sourceRepo2Location = getTestData("2.0", "/testData/mirror/mirrorSourceRepo2");

		sourceRepo3Location = getTestData("3.0", "/testData/mirror/mirrorSourceRepo3");

		destRepoLocation = new File(tempDir, "BasicMirrorApplicationTest");

		AbstractProvisioningTest.delete(destRepoLocation);

	}

	protected void tearDown() throws Exception {

		removeRepositories();

		delete(destRepoLocation);

		super.tearDown();

	}

	/**

	 * runs default mirror. source is the source repo, destination is the destination repo

	 */

	private void runMirrorApplication(final File source, final File destination, final boolean append) throws Exception {

		MirrorApplication application = new MirrorApplication();

		application.start(new IApplicationContext() {

			public void applicationRunning() {

			}

			public Map getArguments() {

				Map arguments = new HashMap();

				try {

					arguments.put("application.args", new String[] {"-source", source.toURL().toExternalForm(), "-destination", destination.toURL().toExternalForm(), append ? "-append" : ""});

				} catch (MalformedURLException e) {

					fail("invalid URL for source or target repo");

				}

				return arguments;

			}

			public String getBrandingApplication() {

				return null;

			}

			public Bundle getBrandingBundle() {

				return null;

			}

			public String getBrandingDescription() {

				return null;

			}

			public String getBrandingId() {

				return null;

			}

			public String getBrandingName() {

				return null;

			}

			public String getBrandingProperty(String key) {

				return null;

			}

		});

	}

	/**

	 * Removes all repositories in one go

	 */

	private void removeRepositories() throws Exception {

		getArtifactRepositoryManager().removeRepository(destRepoLocation.toURL());

		getArtifactRepositoryManager().removeRepository(sourceRepoLocation.toURL());

		getArtifactRepositoryManager().removeRepository(sourceRepo2Location.toURL());

		getArtifactRepositoryManager().removeRepository(sourceRepo3Location.toURL());

	}

	/**

	 * Loads all repositories in one go

	 * @throws Exception

	 */

	private void loadRepositories() throws Exception {

		destRepo = getArtifactRepositoryManager().loadRepository(destRepoLocation.toURL(), null);

		srcRepo = getArtifactRepositoryManager().loadRepository(sourceRepoLocation.toURL(), null);

		srcRepo2 = getArtifactRepositoryManager().loadRepository(sourceRepo2Location.toURL(), null);

		srcRepo3 = getArtifactRepositoryManager().loadRepository(sourceRepo3Location.toURL(), null);

	}

	/**

	 * Tests mirroring all artifacts in a repository to an empty repository

	 * @throws Exception 

	 * Source contains A, B

	 * Target contains

	 */

	private void artifactMirrorToEmpty(boolean append) throws Exception {

		runMirrorApplication(sourceRepoLocation, destRepoLocation, append); //do not append

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with non-duplicate entries

	 * @throws Exception

	 * Source contains A, B

	 * Target contains C, D

	 */

	private void artifactMirrorToPopulated(boolean append) throws Exception {

		//Setup: populate destination with non-duplicate artifacts

		runMirrorApplication(sourceRepo2Location, destRepoLocation, false); //value of append does not matter

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

		//Setup ensure setup completes successfully

		assertContentEquals("", srcRepo2, destRepo);

		//mirror test data

		runMirrorApplication(sourceRepoLocation, destRepoLocation, append);

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with exact duplicate data

	 * @throws Exception

	 * Source contains A, B

	 * Target contains A, B

	 */

	private void artifactMirrorToFullDuplicate(boolean append) throws Exception {

		//Setup: populate destination with duplicate artifacts

		runMirrorApplication(sourceRepoLocation, destRepoLocation, false); //value of append does not matter

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

		//Setup: verify contents

		assertContentEquals("", srcRepo, destRepo);

		//mirror test data

		runMirrorApplication(sourceRepoLocation, destRepoLocation, append);

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with partially duplicate data

	 * @throws Exception 

	 * Source contains A, B, C, D

	 * Target contains  A, B

	 */

	private void artifactMirrorToPartialDuplicate(boolean append) throws Exception {

		//Setup: populate destination with duplicate artifacts

		runMirrorApplication(sourceRepoLocation, destRepoLocation, false); //value of append does not matter

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

		//Setup: verify contents

		assertContentEquals("", srcRepo, destRepo);

		//mirror test data

		runMirrorApplication(sourceRepo3Location, destRepoLocation, append);

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with both full duplicate and non-duplicate data

	 * @throws Exception 

	 * Source contains A, B

	 * Target contains A, B, C, D

	 */

	private void artifactMirrorToPopulatedWithFullDuplicate(boolean append) throws Exception {

		//Setup: populate destination with non-duplicate artifacts

		runMirrorApplication(sourceRepo3Location, destRepoLocation, false); //value of append does not matter

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

		//Setup: verify

		assertContentEquals("", srcRepo3, destRepo);

		//mirror duplicate data

		runMirrorApplication(sourceRepoLocation, destRepoLocation, append);

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with both partial duplicate and non-duplicate data

	 * @throws Exception 

	 * Source contains A, B, C, D

	 * Target contains A, B, E, F

	 */

	private void artifactMirrorToPopulatedWithPartialDuplicate(boolean append) throws Exception {

		//Setup: populate destination with non-duplicate artifacts

		runMirrorApplication(sourceRepo2Location, destRepoLocation, false); //value of append does not matter

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

		//Setup: verify

		assertContentEquals("", srcRepo2, destRepo);

		//Setup: populate destination with duplicate artifacts

		runMirrorApplication(sourceRepoLocation, destRepoLocation, true);

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

		//Setup: verify

		assertContains("", srcRepo, destRepo);

		assertContains("", srcRepo2, destRepo);

		//mirror duplicate data

		runMirrorApplication(sourceRepo3Location, destRepoLocation, append);

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

	}

	/**

	 * Tests mirroring all artifacts in a repository to an empty repository with "-append"

	 * @throws Exception 

	 * Source contains A, B

	 * Target contains

	 * Expected is A, B

	 */

	public void testArtifactMirrorToEmptyWithAppend() throws Exception {

		artifactMirrorToEmpty(true);

		destRepo = getArtifactRepositoryManager().loadRepository(destRepoLocation.toURL(), null);

		assertContentEquals("", srcRepo, destRepo);

	}

	/**

	 * Tests mirroring all artifacts in a repository to an empty repository without "-append"

	 * @throws Exception 

	 * Source contains A, B

	 * Target contains

	 * Expected is A, B

	 */

	public void testArtifactMirrorToEmptyWithoutAppend() throws Exception {

		artifactMirrorToEmpty(false);

		assertContentEquals("", srcRepo, destRepo);

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with exact duplicate data with "-append"

	 * @throws Exception

	 * Source contains A, B

	 * Target contains A, B

	 * Expected is A, B

	 */

	public void testArtifactMirrorToFullDuplicateWithAppend() throws Exception {

		artifactMirrorToFullDuplicate(true);

		assertContentEquals("", srcRepo, destRepo);

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with exact duplicate data wihtout "-append"

	 * @throws Exception

	 * Source contains A, B

	 * Target contains A, B

	 * Expected is A, B

	 */

	public void testArtifactMirrorToFullDuplicateWithoutAppend() throws Exception {

		artifactMirrorToFullDuplicate(false);

		assertContentEquals("", srcRepo, destRepo);

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with non-duplicate entries with "-append"

	 * @throws Exception

	 * Source contains A, B

	 * Target contains C, D

	 * Expected is A, B, C, D

	 */

	public void testArtifactMirrorToPopulatedWithAppend() throws Exception {

		artifactMirrorToPopulated(true);

		assertContains("", srcRepo, destRepo);

		assertContains("", srcRepo2, destRepo);

		assertEquals(srcRepo.getArtifactKeys().length + srcRepo2.getArtifactKeys().length, destRepo.getArtifactKeys().length);

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with non-duplicate entries without "-append"

	 * @throws Exception

	 * Source contains A, B

	 * Target contains C, D

	 * Expected is A, B

	 */

	public void testArtifactMirrorToPopulatedWithoutAppend() throws Exception {

		artifactMirrorToPopulated(false);

		assertContentEquals("", srcRepo, destRepo);

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with partially duplicate data

	 * @throws Exception 

	 * Source contains A, B, C, D

	 * Target contains  A, B

	 * Expected is A, B, C, D

	 */

	public void testArtifactMirrorToPartialDuplicateWithAppend() throws Exception {

		artifactMirrorToPartialDuplicate(true);

		assertContentEquals("", srcRepo3, destRepo);

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with partially duplicate data

	 * @throws Exception 

	 * Source contains A, B, C, D

	 * Target contains  A, B

	 * Expected is A, B, C, D

	 */

	public void testArtifactMirrorToPartialDuplicateWithoutAppend() throws Exception {

		artifactMirrorToPartialDuplicate(false);

		assertContentEquals("", srcRepo3, destRepo);

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with both full duplicate and non-duplicate data with "-append"

	 * @throws Exception 

	 * Source contains A, B

	 * Target contains A, B, C, D

	 * Expected is A, B, C, D

	 */

	public void testArtifactMirrorToPopulatedWithFullDuplicateWithAppend() throws Exception {

		artifactMirrorToPopulatedWithFullDuplicate(true);

		assertContentEquals("", srcRepo3, destRepo);

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with both full duplicate and non-duplicate data without "-append"

	 * @throws Exception 

	 * Source contains A, B

	 * Target contains A, B, C, D

	 * Expected is A, B

	 */

	public void testArtifactMirrorToPopulatedWithFullDuplicateWithoutAppend() throws Exception {

		artifactMirrorToPopulatedWithFullDuplicate(false);

		assertContentEquals("", srcRepo, destRepo);

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with both partial duplicate and non-duplicate data with "-append"

	 * @throws Exception 

	 * Source contains A, B, C, D

	 * Target contains A, B, E, F

	 * Expected is A, B, C, D, E, F

	 */

	public void testArtifactMirrorToPopulatedWithPartialDuplicateWithAppend() throws Exception {

		artifactMirrorToPopulatedWithPartialDuplicate(true);

		assertContains("", srcRepo3, destRepo);

		assertContains("", srcRepo2, destRepo);

		assertEquals(srcRepo2.getArtifactKeys().length + srcRepo3.getArtifactKeys().length, destRepo.getArtifactKeys().length);

	}

	/**

	 * Tests mirroring all artifacts in a repository to a repository populated with both partial duplicate and non-duplicate data without "-append"

	 * @throws Exception 

	 * Source contains A, B, C, D

	 * Target contains A, B, E, F

	 * Expected is A, B, C, D

	 */

	public void testArtifactMirrorToPopulatedWithPartialDuplicateWithoutAppend() throws Exception {

		artifactMirrorToPopulatedWithPartialDuplicate(false);

		assertContentEquals("", srcRepo3, destRepo);

	}

}

/*******************************************************************************

 * Copyright (c) 2007, 2008 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.equinox.p2.tests.mirror;

import junit.framework.*;

/**

 * Performs all automated mirror application tests.

 */

public class AllTests extends TestCase {

	public static Test suite() {

		TestSuite suite = new TestSuite(AllTests.class.getName());

		suite.addTestSuite(ArtifactMirrorApplicationTest.class);

		suite.addTestSuite(MetadataMirrorApplicationTest.class);

		return suite;

	}

}

/*******************************************************************************

 * Copyright (c) 2008 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

 *     Code 9 - ongoing development

 *******************************************************************************/

package org.eclipse.equinox.p2.tests.mirror;

import java.io.File;

import java.net.MalformedURLException;

import java.util.HashMap;

import java.util.Map;

import org.eclipse.equinox.app.IApplicationContext;

import org.eclipse.equinox.internal.p2.core.helpers.ServiceHelper;

import org.eclipse.equinox.internal.p2.metadata.mirror.MirrorApplication;

import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit;

import org.eclipse.equinox.internal.provisional.p2.metadata.query.InstallableUnitQuery;

import org.eclipse.equinox.internal.provisional.p2.metadata.repository.IMetadataRepository;

import org.eclipse.equinox.internal.provisional.p2.metadata.repository.IMetadataRepositoryManager;

import org.eclipse.equinox.internal.provisional.p2.query.Collector;

import org.eclipse.equinox.p2.tests.AbstractProvisioningTest;

import org.eclipse.equinox.p2.tests.TestActivator;

import org.osgi.framework.Bundle;

/**

 * Test API of the basic mirror application functionality's implementation.

 */

public class MetadataMirrorApplicationTest extends AbstractProvisioningTest {

	protected File destRepoLocation;

	protected File sourceRepoLocation; //helloworldfeature

	protected File sourceRepo2Location; //anotherfeature

	protected File sourceRepo3Location; //helloworldfeature + yetanotherfeature

	protected IMetadataRepository destRepo;

	protected IMetadataRepository srcRepo;

	protected IMetadataRepository srcRepo2;

	protected IMetadataRepository srcRepo3;

	private IMetadataRepositoryManager getMetadataRepositoryManager() {

		return (IMetadataRepositoryManager) ServiceHelper.getService(TestActivator.getContext(), IMetadataRepositoryManager.class.getName());

	}

	protected void setUp() throws Exception {

		super.setUp();

		String tempDir = System.getProperty("java.io.tmpdir");

		sourceRepoLocation = getTestData("1.0", "/testData/mirror/mirrorSourceRepo1");

		sourceRepo2Location = getTestData("2.0", "/testData/mirror/mirrorSourceRepo2");

		sourceRepo3Location = getTestData("3.0", "/testData/mirror/mirrorSourceRepo3");

		destRepoLocation = new File(tempDir, "BasicMirrorApplicationTest");

		AbstractProvisioningTest.delete(destRepoLocation);

	}

	protected void tearDown() throws Exception {

		removeRepositories();

		delete(destRepoLocation);

		super.tearDown();

	}

	/**

	 * runs default mirror. source is the source repo, destination is the destination repo

	 */

	private void runMirrorApplication(final File source, final File destination, final boolean append) throws Exception {

		MirrorApplication application = new MirrorApplication();

		application.start(new IApplicationContext() {

			public void applicationRunning() {

			}

			public Map getArguments() {

				Map arguments = new HashMap();

				try {

					arguments.put("application.args", new String[] {"-source", source.toURL().toExternalForm(), "-destination", destination.toURL().toExternalForm(), append ? "-append" : ""});

				} catch (MalformedURLException e) {

					fail("invalid URL for source or target repo");

				}

				return arguments;

			}

			public String getBrandingApplication() {

				return null;

			}

			public Bundle getBrandingBundle() {

				return null;

			}

			public String getBrandingDescription() {

				return null;

			}

			public String getBrandingId() {

				return null;

			}

			public String getBrandingName() {

				return null;

			}

			public String getBrandingProperty(String key) {

				return null;

			}

		});

	}

	/**

	 * Removes all repositories in one go

	 */

	private void removeRepositories() throws Exception {

		getMetadataRepositoryManager().removeRepository(destRepoLocation.toURL());

		getMetadataRepositoryManager().removeRepository(sourceRepoLocation.toURL());

		getMetadataRepositoryManager().removeRepository(sourceRepo2Location.toURL());

		getMetadataRepositoryManager().removeRepository(sourceRepo3Location.toURL());

	}

	/**

	 * Loads all repositories in one go

	 * @throws Exception

	 */

	private void loadRepositories() throws Exception {

		destRepo = getMetadataRepositoryManager().loadRepository(destRepoLocation.toURL(), null);

		srcRepo = getMetadataRepositoryManager().loadRepository(sourceRepoLocation.toURL(), null);

		srcRepo2 = getMetadataRepositoryManager().loadRepository(sourceRepo2Location.toURL(), null);

		srcRepo3 = getMetadataRepositoryManager().loadRepository(sourceRepo3Location.toURL(), null);

	}

	private int getNumUnique(Collector c1, Collector c2) {

		Object[] repo1 = c1.toCollection().toArray();

		Object[] repo2 = c2.toCollection().toArray();

		int numKeys = repo1.length + repo2.length;

		for (int i = 0; i < repo1.length; i++) {

			for (int j = 0; j < repo2.length; j++) {

				if (isEqual((IInstallableUnit) repo1[i], (IInstallableUnit) repo2[j]))

					numKeys--;

			}

		}

		return numKeys;

	}

	private void assertNumberOfKeys(int expected, IMetadataRepository repo) {

		assertEquals(expected, repo.query(InstallableUnitQuery.ANY, new Collector(), null).size());

	}

	/**

	 * Tests mirroring all metadata in a repository to an empty repository

	 * @throws Exception 

	 * Source contains A, B

	 * Target contains

	 */

	private void metadataMirrorToEmpty(boolean append) throws Exception {

		runMirrorApplication(sourceRepoLocation, destRepoLocation, append); //do not append

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with non-duplicate entries

	 * @throws Exception

	 * Source contains A, B

	 * Target contains C, D

	 */

	private void metadataMirrorToPopulated(boolean append) throws Exception {

		//Setup: populate destination with non-duplicate metadata

		runMirrorApplication(sourceRepo2Location, destRepoLocation, false); //value of append does not matter

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

		//Setup ensure setup completes successfully

		assertContentEquals("", srcRepo2, destRepo);

		//mirror test data

		runMirrorApplication(sourceRepoLocation, destRepoLocation, append);

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with exact duplicate data

	 * @throws Exception

	 * Source contains A, B

	 * Target contains A, B

	 */

	private void metadataMirrorToFullDuplicate(boolean append) throws Exception {

		//Setup: populate destination with duplicate metadata

		runMirrorApplication(sourceRepoLocation, destRepoLocation, false); //value of append does not matter

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

		//Setup: verify contents

		assertContentEquals("", srcRepo, destRepo);

		//mirror test data

		runMirrorApplication(sourceRepoLocation, destRepoLocation, append);

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with partially duplicate data

	 * @throws Exception 

	 * Source contains A, B, C, D

	 * Target contains  A, B

	 */

	private void metadataMirrorToPartialDuplicate(boolean append) throws Exception {

		//Setup: populate destination with duplicate metadata

		runMirrorApplication(sourceRepoLocation, destRepoLocation, false); //value of append does not matter

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

		//Setup: verify contents

		assertContentEquals("", srcRepo, destRepo);

		//mirror test data

		runMirrorApplication(sourceRepo3Location, destRepoLocation, append);

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with both full duplicate and non-duplicate data

	 * @throws Exception 

	 * Source contains A, B

	 * Target contains A, B, C, D

	 */

	private void metadataMirrorToPopulatedWithFullDuplicate(boolean append) throws Exception {

		//Setup: populate destination with non-duplicate metadata

		runMirrorApplication(sourceRepo3Location, destRepoLocation, false); //value of append does not matter

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

		//Setup: verify

		assertContentEquals("", srcRepo3, destRepo);

		//mirror duplicate data

		runMirrorApplication(sourceRepoLocation, destRepoLocation, append);

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with both partial duplicate and non-duplicate data

	 * @throws Exception 

	 * Source contains A, B, C, D

	 * Target contains A, B, E, F

	 */

	private void metadataMirrorToPopulatedWithPartialDuplicate(boolean append) throws Exception {

		//Setup: populate destination with non-duplicate metadata

		runMirrorApplication(sourceRepo2Location, destRepoLocation, false); //value of append does not matter

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

		//Setup: verify

		assertContentEquals("", srcRepo2, destRepo);

		//Setup: populate destination with duplicate metadata

		runMirrorApplication(sourceRepoLocation, destRepoLocation, true);

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

		//Setup: verify

		assertContains("", srcRepo, destRepo);

		assertContains("", srcRepo2, destRepo);

		//mirror duplicate data

		runMirrorApplication(sourceRepo3Location, destRepoLocation, append);

		//TODO replace with test to ensure repositories are closed once bug 247664 is fixed

		removeRepositories();

		loadRepositories();

	}

	/**

	 * Tests mirroring all metadata in a repository to an empty repository with "-append"

	 * @throws Exception 

	 * Source contains A, B

	 * Target contains

	 * Expected is A, B

	 */

	public void testMetadataMirrorToEmptyWithAppend() throws Exception {

		metadataMirrorToEmpty(true);

		assertContentEquals("", srcRepo, destRepo);

	}

	/**

	 * Tests mirroring all metadata in a repository to an empty repository without "-append"

	 * @throws Exception 

	 * Source contains A, B

	 * Target contains

	 * Expected is A, B

	 */

	public void testMetadataMirrorToEmptyWithoutAppend() throws Exception {

		metadataMirrorToEmpty(false);

		assertContentEquals("", srcRepo, destRepo);

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with exact duplicate data with "-append"

	 * @throws Exception

	 * Source contains A, B

	 * Target contains A, B

	 * Expected is A, B

	 */

	public void testMetadataMirrorToFullDuplicateWithAppend() throws Exception {

		metadataMirrorToFullDuplicate(true);

		assertContentEquals("", srcRepo, destRepo);

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with exact duplicate data wihtout "-append"

	 * @throws Exception

	 * Source contains A, B

	 * Target contains A, B

	 * Expected is A, B

	 */

	public void testMetadataMirrorToFullDuplicateWithoutAppend() throws Exception {

		metadataMirrorToFullDuplicate(false);

		assertContentEquals("", srcRepo, destRepo);

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with non-duplicate entries with "-append"

	 * @throws Exception

	 * Source contains A, B

	 * Target contains C, D

	 * Expected is A, B, C, D

	 */

	public void testMetadataMirrorToPopulatedWithAppend() throws Exception {

		metadataMirrorToPopulated(true);

		assertContains("", srcRepo, destRepo);

		assertContains("", srcRepo2, destRepo);

		assertNumberOfKeys(getNumUnique(srcRepo.query(InstallableUnitQuery.ANY, new Collector(), null), srcRepo2.query(InstallableUnitQuery.ANY, new Collector(), null)), destRepo);

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with non-duplicate entries without "-append"

	 * @throws Exception

	 * Source contains A, B

	 * Target contains C, D

	 * Expected is A, B

	 */

	public void testMetadataMirrorToPopulatedWithoutAppend() throws Exception {

		metadataMirrorToPopulated(false);

		assertContentEquals("", srcRepo, destRepo);

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with partially duplicate data

	 * @throws Exception 

	 * Source contains A, B, C, D

	 * Target contains  A, B

	 * Expected is A, B, C, D

	 */

	public void testMetadataMirrorToPartialDuplicateWithAppend() throws Exception {

		metadataMirrorToPartialDuplicate(true);

		assertContentEquals("", srcRepo3, destRepo);

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with partially duplicate data

	 * @throws Exception 

	 * Source contains A, B, C, D

	 * Target contains  A, B

	 * Expected is A, B, C, D

	 */

	public void testMetadataMirrorToPartialDuplicateWithoutAppend() throws Exception {

		metadataMirrorToPartialDuplicate(false);

		assertContentEquals("", srcRepo3, destRepo);

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with both full duplicate and non-duplicate data with "-append"

	 * @throws Exception 

	 * Source contains A, B

	 * Target contains A, B, C, D

	 * Expected is A, B, C, D

	 */

	public void testMetadataMirrorToPopulatedWithFullDuplicateWithAppend() throws Exception {

		metadataMirrorToPopulatedWithFullDuplicate(true);

		assertContentEquals("", srcRepo3, destRepo);

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with both full duplicate and non-duplicate data without "-append"

	 * @throws Exception 

	 * Source contains A, B

	 * Target contains A, B, C, D

	 * Expected is A, B

	 */

	public void testMetadataMirrorToPopulatedWithFullDuplicateWithoutAppend() throws Exception {

		metadataMirrorToPopulatedWithFullDuplicate(false);

		assertContentEquals("", srcRepo, destRepo);

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with both partial duplicate and non-duplicate data with "-append"

	 * @throws Exception 

	 * Source contains A, B, C, D

	 * Target contains A, B, E, F

	 * Expected is A, B, C, D, E, F

	 */

	public void testMetadataMirrorToPopulatedWithPartialDuplicateWithAppend() throws Exception {

		metadataMirrorToPopulatedWithPartialDuplicate(true);

		assertContains("", srcRepo3, destRepo);

		assertContains("", srcRepo2, destRepo);

		assertNumberOfKeys(getNumUnique(srcRepo2.query(InstallableUnitQuery.ANY, new Collector(), null), srcRepo3.query(InstallableUnitQuery.ANY, new Collector(), null)), destRepo);

	}

	/**

	 * Tests mirroring all metadata in a repository to a repository populated with both partial duplicate and non-duplicate data without "-append"

	 * @throws Exception 

	 * Source contains A, B, C, D

	 * Target contains A, B, E, F

	 * Expected is A, B, C, D

	 */

	public void testMetadataMirrorToPopulatedWithPartialDuplicateWithoutAppend() throws Exception {

		metadataMirrorToPopulatedWithPartialDuplicate(false);

		assertContentEquals("", srcRepo3, destRepo);

	}

}

			if (args[i].equalsIgnoreCase("-append"))

				append = true;