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/*******************************************************************************
* Copyright (c) 2008, 2009 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
* EclipseSource - ongoing development
*******************************************************************************/
package org.eclipse.equinox.p2.tests.ui.query;
import org.eclipse.equinox.internal.provisional.p2.metadata.Version;
import java.util.*;
import org.eclipse.equinox.internal.p2.ui.model.IIUElement;
import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit;
import org.eclipse.equinox.internal.provisional.p2.metadata.query.Collector;
import org.eclipse.equinox.internal.provisional.p2.metadata.query.LatestIUVersionQuery;
/**
* Tests for {@link LatestIUVersionQuery}. This has all the tests of the superclass,
* plus some extras for testing the latest IU capabilities.
*/
public class LatestIUVersionElementWrapperTest extends AvailableIUWrapperTest {
/**
* Returns the IU corresponding to the collected element.
*/
protected IInstallableUnit getIU(Object collected) {
if (collected instanceof IInstallableUnit)
return (IInstallableUnit) collected;
return ((IIUElement) collected).getIU();
}
/**
* Tests collecting items that LatestIUVersionElementQuery should
* discard.
*/
public void testCollectObject() {
LatestIUVersionQuery latestIuVersionElementQuery = new LatestIUVersionQuery();
Object object = new Object();
List list = new ArrayList();
list.add(object);
Collector collector = latestIuVersionElementQuery.perform(list.iterator(), new Collector());
assertEquals("1.0", 0, collector.size());
}
/**
* Tests that only the latest version is collected.
*/
public void testCollectLatestIU() {
LatestIUVersionQuery latestIuVersionElementQuery = new LatestIUVersionQuery();
IInstallableUnit unit1 = createIU("f1", new Version(1, 0, 0));
IInstallableUnit unit2 = createIU("f1", new Version(1, 0, 1));
List listOfIUs = new ArrayList();
listOfIUs.add(unit1);
listOfIUs.add(unit2);
Collector collector = latestIuVersionElementQuery.perform(listOfIUs.iterator(), new Collector());
assertEquals("1.0", 1, collector.size());
IInstallableUnit collectedIU = getIU(collector.iterator().next());
assertEquals("1.1", unit2, collectedIU);
}
public void testMultipleIUsAndVersions() {
LatestIUVersionQuery latestIuVersionElementQuery = new LatestIUVersionQuery();
IInstallableUnit unit1 = createIU("A", new Version(1, 0, 0));
IInstallableUnit unit2 = createIU("A", new Version(1, 0, 1));
IInstallableUnit unit3 = createIU("B", new Version(1, 0, 1));
IInstallableUnit unit4 = createIU("B", new Version(0, 1, 1));
IInstallableUnit unit5 = createIU("C", new Version(0, 1, 1));
// We should get unit 2, unit 3 and unit 5
List listOfIUs = new ArrayList();
listOfIUs.add(unit1);
listOfIUs.add(unit2);
listOfIUs.add(unit3);
listOfIUs.add(unit4);
listOfIUs.add(unit5);
Collector collector = latestIuVersionElementQuery.perform(listOfIUs.iterator(), new Collector());
// Should be 3 units
assertEquals("1.0", 3, collector.size());
Collection reslts = collector.toCollection();
assertTrue("1.2", reslts.contains(unit2));
assertTrue("1.3", reslts.contains(unit3));
assertTrue("1.4", reslts.contains(unit5));
}
}
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