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/*******************************************************************************
* Copyright (c) 2012 Tasktop Technologies 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:
* Tasktop Technologies - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.commons.tests.core;
import java.util.Arrays;
import java.util.Collections;
import junit.framework.TestCase;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.mylyn.commons.core.ExtensionPointReader;
/**
* @author Steffen Pingel
* @author Sam Davis
*/
public class ExtensionPointReaderTest extends TestCase {
public static interface ExtensionPointReaderExtension {
}
public static class ExtensionPointReaderExtensionImplementation implements ExtensionPointReaderExtension {
String id = getClass().getName();
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((id == null) ? 0 : id.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
ExtensionPointReaderExtensionImplementation other = (ExtensionPointReaderExtensionImplementation) obj;
if (id == null) {
if (other.id != null) {
return false;
}
} else if (!id.equals(other.id)) {
return false;
}
return true;
}
}
public static class P5ExtensionPointReaderExtensionImplementation extends
ExtensionPointReaderExtensionImplementation {
}
public static class PNegative5ExtensionPointReaderExtensionImplementation extends
ExtensionPointReaderExtensionImplementation {
}
public static class P10ExtensionPointReaderExtensionImplementation extends
ExtensionPointReaderExtensionImplementation {
}
public static class P0ExtensionPointReaderExtensionImplementation extends
ExtensionPointReaderExtensionImplementation {
}
private static final String ID_PLUGIN = "org.eclipse.mylyn.commons.tests";
public void testRead() {
ExtensionPointReader<ExtensionPointReaderExtension> reader = new ExtensionPointReader<ExtensionPointReaderExtension>(
ID_PLUGIN, "extensionPointReaderTest", "extensionElement", ExtensionPointReaderExtension.class);
IStatus status = reader.read();
assertEquals(IStatus.OK, status.getSeverity());
assertEquals(
Arrays.asList(new ExtensionPointReaderExtension[] { new ExtensionPointReaderExtensionImplementation(), }),
reader.getItems());
assertEquals(new ExtensionPointReaderExtensionImplementation(), reader.getItem());
}
public void testReadWithFiltering() {
ExtensionPointReader<ExtensionPointReaderExtension> reader = new ExtensionPointReader<ExtensionPointReaderExtension>(
ID_PLUGIN, "extensionPointReaderTest", "extensionElementWithPriority",
ExtensionPointReaderExtension.class, "testFilterAttribute", "value1");
IStatus status = reader.read();
assertEquals(IStatus.OK, status.getSeverity());
assertEquals(Collections.singletonList(new P5ExtensionPointReaderExtensionImplementation()), reader.getItems());
assertEquals(new P5ExtensionPointReaderExtensionImplementation(), reader.getItem());
reader.setFilterAttributeValue("nomatch");
status = reader.read();
assertEquals(IStatus.OK, status.getSeverity());
assertEquals(Collections.emptyList(), reader.getItems());
assertNull(reader.getItem());
}
public void testReadWithPriority() {
ExtensionPointReader<ExtensionPointReaderExtension> reader = new ExtensionPointReader<ExtensionPointReaderExtension>(
ID_PLUGIN, "extensionPointReaderTest", "extensionElementWithPriority",
ExtensionPointReaderExtension.class);
IStatus status = reader.read();
assertEquals(IStatus.OK, status.getSeverity());
assertEquals(
Arrays.asList(new ExtensionPointReaderExtension[] {
new P10ExtensionPointReaderExtensionImplementation(),
new P5ExtensionPointReaderExtensionImplementation(),
new P0ExtensionPointReaderExtensionImplementation(),
new PNegative5ExtensionPointReaderExtensionImplementation() }), reader.getItems());
}
public void testReadWithCustomPriority() {
ExtensionPointReader<ExtensionPointReaderExtension> reader = new ExtensionPointReader<ExtensionPointReaderExtension>(
ID_PLUGIN, "extensionPointReaderTest", "extensionElementWithPriority",
ExtensionPointReaderExtension.class);
reader.setPriorityAttributeId("customPriority");
IStatus status = reader.read();
assertEquals(IStatus.OK, status.getSeverity());
assertEquals(
Arrays.asList(new ExtensionPointReaderExtension[] {
new P10ExtensionPointReaderExtensionImplementation(),
new PNegative5ExtensionPointReaderExtensionImplementation(),
new P0ExtensionPointReaderExtensionImplementation(),
new P5ExtensionPointReaderExtensionImplementation() }), reader.getItems());
}
}
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