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157
...ipse.core.tests.resources/src/org/eclipse/core/tests/resources/regression/Bug_297635.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,157 @@ | ||
| /******************************************************************************* | ||
| * Copyright (c) 2010, 2015 IBM Corporation 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: | ||
| * IBM Corporation - initial API and implementation | ||
| * Alexander Kurtakov <[email protected]> - Bug 459343 | ||
| *******************************************************************************/ | ||
| package org.eclipse.core.tests.resources.regression; | ||
|
|
||
| import static org.mockito.Mockito.spy; | ||
| import static org.mockito.Mockito.verify; | ||
|
|
||
| import java.lang.reflect.Field; | ||
| import java.util.function.Consumer; | ||
| import org.eclipse.core.internal.resources.SaveManager; | ||
| import org.eclipse.core.resources.ISaveContext; | ||
| import org.eclipse.core.resources.ISaveParticipant; | ||
| import org.eclipse.core.resources.IWorkspace; | ||
| import org.eclipse.core.runtime.CoreException; | ||
| import org.eclipse.core.runtime.Platform; | ||
| import org.eclipse.core.tests.harness.BundleTestingHelper; | ||
| import org.eclipse.core.tests.resources.ResourceTest; | ||
| import org.eclipse.core.tests.resources.content.ContentTypeTest; | ||
| import org.osgi.framework.Bundle; | ||
| import org.osgi.framework.BundleContext; | ||
| import org.osgi.framework.BundleException; | ||
|
|
||
| /** | ||
| * Tests regression of bug 297635 | ||
| */ | ||
| public class Bug_297635 extends ResourceTest { | ||
|
|
||
| @Override | ||
| protected void setUp() throws Exception { | ||
| super.setUp(); | ||
| BundleWithSaveParticipant.install(); | ||
| saveFull(); | ||
| } | ||
|
|
||
| @Override | ||
| protected void tearDown() throws Exception { | ||
| try { | ||
| BundleWithSaveParticipant.uninstall(); | ||
| } finally { | ||
| super.tearDown(); | ||
| } | ||
| } | ||
|
|
||
| public void testCleanSaveStateBySaveParticipantOnSnapshotSave() throws Exception { | ||
| executeWithSaveManagerSpy(saveManagerSpy -> { | ||
| try { | ||
| saveSnapshot(saveManagerSpy); | ||
| } catch (CoreException e) { | ||
| } | ||
| verify(saveManagerSpy).forgetSavedTree(BundleWithSaveParticipant.getBundleName()); | ||
| }); | ||
| } | ||
|
|
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| private void saveFull() throws CoreException { | ||
| getWorkspace().save(true, getMonitor()); | ||
| } | ||
|
|
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| private void saveSnapshot(SaveManager saveManager) throws CoreException { | ||
| saveManager.save(ISaveContext.SNAPSHOT, true, null, getMonitor()); | ||
| } | ||
|
|
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| private void executeWithSaveManagerSpy(Consumer<SaveManager> executeOnSpySaveManager) throws Exception { | ||
| IWorkspace workspace = getWorkspace(); | ||
| String saveManagerFieldName = "saveManager"; | ||
| SaveManager originalSaveManager = (SaveManager) getField(workspace, saveManagerFieldName); | ||
| SaveManager spySaveManager = spy(originalSaveManager); | ||
| try { | ||
| setField(workspace, saveManagerFieldName, spySaveManager); | ||
| executeOnSpySaveManager.accept(spySaveManager); | ||
| } finally { | ||
| setField(workspace, saveManagerFieldName, originalSaveManager); | ||
| } | ||
| } | ||
|
|
||
| private static Object getField(Object object, String fieldName) throws Exception { | ||
| Field field = object.getClass().getDeclaredField(fieldName); | ||
| field.setAccessible(true); | ||
| return field.get(object); | ||
| } | ||
|
|
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| private static void setField(Object object, String fieldName, Object value) throws Exception { | ||
| Field field = object.getClass().getDeclaredField(fieldName); | ||
| field.setAccessible(true); | ||
| field.set(object, value); | ||
| } | ||
|
|
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| private static final class BundleWithSaveParticipant { | ||
| private static String TEST_BUNDLE_LOCATION = "content/bundle01"; | ||
|
|
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| private static Bundle bundle; | ||
|
|
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| private static ISaveParticipant saveParticipant = new ISaveParticipant() { | ||
| @Override | ||
| public void doneSaving(ISaveContext context) { | ||
| // nothing to do | ||
| } | ||
|
|
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| @Override | ||
| public void prepareToSave(ISaveContext context) { | ||
| context.needDelta(); | ||
| context.needSaveNumber(); | ||
| } | ||
|
|
||
| @Override | ||
| public void rollback(ISaveContext context) { | ||
| // nothing to do | ||
| } | ||
|
|
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| @Override | ||
| public void saving(ISaveContext context) { | ||
| // nothing to do | ||
| } | ||
| }; | ||
|
|
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| public static String getBundleName() { | ||
| if (bundle == null) { | ||
| throw new IllegalStateException("Bundle has not been installed"); | ||
| } | ||
| return bundle.getSymbolicName(); | ||
| } | ||
|
|
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| public static void uninstall() throws BundleException { | ||
| if (bundle != null) { | ||
| bundle.uninstall(); | ||
| } | ||
| } | ||
|
|
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| public static void install() throws Exception { | ||
| bundle = BundleTestingHelper.installBundle("", getContext(), | ||
| ContentTypeTest.TEST_FILES_ROOT + TEST_BUNDLE_LOCATION); | ||
| BundleTestingHelper.resolveBundles(getContext(), new Bundle[] { bundle }); | ||
| bundle.start(Bundle.START_TRANSIENT); | ||
| registerSaveParticipant(bundle); | ||
| } | ||
|
|
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| private static BundleContext getContext() { | ||
| return Platform.getBundle(PI_RESOURCES_TESTS).getBundleContext(); | ||
| } | ||
|
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| private static void registerSaveParticipant(Bundle saveParticipantsBundle) throws CoreException { | ||
| getWorkspace().addSaveParticipant(saveParticipantsBundle.getSymbolicName(), saveParticipant); | ||
| } | ||
|
|
||
| } | ||
| } |
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