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/*******************************************************************************
* Copyright (c) 2021, 2021 Hannes Wellmann and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Hannes Wellmann - initial API and implementation
*******************************************************************************/
package org.eclipse.osgi.tests.container;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.eclipse.osgi.container.Module;
import org.eclipse.osgi.container.ModuleCapability;
import org.eclipse.osgi.container.ModuleContainer;
import org.eclipse.osgi.container.ModuleRequirement;
import org.eclipse.osgi.container.ModuleRevision;
import org.eclipse.osgi.container.ModuleWire;
import org.eclipse.osgi.container.ModuleWiring;
import org.eclipse.osgi.tests.container.dummys.DummyContainerAdaptor;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.osgi.framework.BundleException;
import org.osgi.framework.Constants;
import org.osgi.framework.wiring.BundleCapability;
import org.osgi.framework.wiring.BundleRequirement;
import org.osgi.framework.wiring.BundleWire;
import org.osgi.resource.Capability;
import org.osgi.resource.Requirement;
import org.osgi.resource.Wire;
public class ModuleWiringTest extends AbstractTest {
private ModuleWiring wiring;
@Before
public void setUpBefore() throws BundleException, IOException {
// Based on TestModuleContainer.testSimpleResolve
DummyContainerAdaptor adaptor = createDummyAdaptor();
ModuleContainer container = adaptor.getContainer();
Module systemBundle = installDummyModule("system.bundle.MF", Constants.SYSTEM_BUNDLE_LOCATION, container);
ModuleRevision systemRevision = systemBundle.getCurrentRevision();
container.resolve(Arrays.asList(systemBundle), true);
ModuleWiring systemWiring = systemRevision.getWiring();
assertNotNull("system wiring is null", systemWiring);
Module b1 = installDummyModule("b1_v1.MF", "b1", container);
ModuleRevision b1Revision = b1.getCurrentRevision();
container.resolve(Arrays.asList(b1), true);
wiring = b1Revision.getWiring();
assertNotNull("b1 wiring is null", wiring);
}
// --- test org.eclipse.osgi.container.ModuleWiring specific methods ---
@Test
public void testGetModuleCapabilities_isUnmodifiable() {
List<ModuleCapability> capabilities = wiring.getModuleCapabilities(null);
assertUnmodifiable(capabilities);
}
@Test
public void testGetModuleRequirements_isUnmodifiable() {
List<ModuleRequirement> requirements = wiring.getModuleRequirements(null);
assertUnmodifiable(requirements);
}
@Test
public void testGetProvidedModuleWires_isUnmodifiable() {
List<ModuleWire> wiries = wiring.getProvidedModuleWires(null);
assertUnmodifiable(wiries);
}
@Test
public void testGetRequiredModuleWires_isUnmodifiable() {
List<ModuleWire> wiries = wiring.getRequiredModuleWires(null);
assertUnmodifiable(wiries);
}
// --- test org.osgi.framework.wiring.BundleWiring specific methods ---
@Test
public void testGetCapabilities_isModifiable() {
List<BundleCapability> capabilities = wiring.getCapabilities(null);
assertModifiable(capabilities);
}
@Test
public void testGetRequirements_isModifiable() {
List<BundleRequirement> requirements = wiring.getRequirements(null);
assertModifiable(requirements);
}
@Test
public void testGetProvidedWires_isModifiable() {
List<BundleWire> wiries = wiring.getProvidedWires(null);
assertModifiable(wiries);
}
@Test
public void testGetRequiredWires_isModifiable() {
List<BundleWire> wiries = wiring.getRequiredWires(null);
assertModifiable(wiries);
}
// --- test org.osgi.resource.Wiring specific methods ---
@Test
public void testGetResourceCapabilities_isModifiable() {
List<Capability> capabilities = wiring.getResourceCapabilities(null);
assertModifiable(capabilities);
}
@Test
public void testGetResourceRequirements_isModifiable() {
List<Requirement> requirements = wiring.getResourceRequirements(null);
assertModifiable(requirements);
}
@Test
public void testGetProvidedResourceWires_isModifiable() {
List<Wire> wiries = wiring.getProvidedResourceWires(null);
assertModifiable(wiries);
}
@Test
public void testGetRequiredResourceWires_isModifiable() {
List<Wire> wiries = wiring.getRequiredResourceWires(null);
assertModifiable(wiries);
}
// --- utility methods ---
private static <T> void assertUnmodifiable(List<T> list) {
Assert.assertThrows(RuntimeException.class, () -> list.add(null));
Assert.assertThrows(RuntimeException.class, () -> list.remove(0));
Assert.assertThrows(RuntimeException.class, () -> list.set(0, null));
}
private static <T> void assertModifiable(List<T> list) {
List<T> copy = new ArrayList<>(list);
list.add(null);
copy.add(null);
assertEquals(copy, list);
list.set(0, null);
copy.set(0, null);
assertEquals(copy, list);
list.remove(0);
copy.remove(0);
assertEquals(copy, list);
}
}
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