| /******************************************************************************* |
| * Copyright (c) 2000, 2013 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 |
| * Oakland Software (Francis Upton) <francisu@ieee.org> - |
| * Fix for Bug 63149 [ltk] allow changes to be executed after the 'main' change during an undo [refactoring] |
| *******************************************************************************/ |
| package org.eclipse.ltk.core.refactoring.tests.participants; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import junit.framework.TestCase; |
| |
| import org.junit.Assert; |
| |
| import org.eclipse.core.runtime.ILogListener; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| import org.eclipse.core.runtime.Platform; |
| |
| import org.eclipse.ltk.core.refactoring.Change; |
| import org.eclipse.ltk.core.refactoring.IRefactoringCoreStatusCodes; |
| |
| public class FailingParticipantTests extends TestCase { |
| |
| private ElementRenameRefactoring fRefactoring; |
| |
| private ILogListener fLogListener; |
| private List<IStatus> fLogEntries; |
| |
| @Override |
| protected void setUp() { |
| fLogListener= new ILogListener() { |
| @Override |
| public void logging(IStatus status, String plugin) { |
| fLogEntries.add(status); |
| } |
| }; |
| Platform.addLogListener(fLogListener); |
| } |
| |
| @Override |
| protected void tearDown() throws Exception { |
| Platform.removeLogListener(fLogListener); |
| } |
| |
| private void resetLog() { |
| fLogEntries= new ArrayList<>(); |
| } |
| |
| public void testFailingParticipants() throws Exception { |
| fRefactoring= new ElementRenameRefactoring(0); |
| fRefactoring.checkInitialConditions(new NullProgressMonitor()); |
| fRefactoring.checkFinalConditions(new NullProgressMonitor()); |
| |
| resetLog(); |
| |
| boolean exception= false; |
| try { |
| // blows up because FailingParticipant throws in createChange |
| fRefactoring.createChange(new NullProgressMonitor()); |
| } catch (FailingParticipant.Exception e) { |
| exception= true; |
| } |
| |
| Assert.assertEquals(1, fLogEntries.size()); |
| IStatus status= fLogEntries.get(0); |
| Assert.assertTrue("Exception wrong", status.getException().getClass().equals(FailingParticipant.Exception.class)); |
| Assert.assertTrue("No exception generated", exception); |
| |
| resetLog(); |
| |
| // FailingParticipant now disabled |
| |
| fRefactoring= new ElementRenameRefactoring(0); |
| fRefactoring.checkInitialConditions(new NullProgressMonitor()); |
| fRefactoring.checkFinalConditions(new NullProgressMonitor()); |
| // FailingParticipant2 blows up when executing the change |
| Change change= fRefactoring.createChange(new NullProgressMonitor()); |
| exception= false; |
| try { |
| change.perform(new NullProgressMonitor()); |
| } catch (FailingParticipant2.Exception e) { |
| exception= true; |
| } |
| |
| Assert.assertEquals(1, fLogEntries.size()); |
| status= fLogEntries.get(0); |
| Assert.assertTrue("Exception wrong", status.getException().getClass().equals(FailingParticipant2.Exception.class)); |
| Assert.assertTrue("No exception generated", exception); |
| |
| resetLog(); |
| |
| // FailingParticipant2 now disabled |
| |
| // this time everything must pass - only working participant |
| fRefactoring= new ElementRenameRefactoring(0); |
| fRefactoring.checkInitialConditions(new NullProgressMonitor()); |
| fRefactoring.checkFinalConditions(new NullProgressMonitor()); |
| change= fRefactoring.createChange(new NullProgressMonitor()); |
| change.perform(new NullProgressMonitor()); |
| |
| Assert.assertEquals(0, fLogEntries.size()); |
| Assert.assertTrue("Working participant not executed", ElementRenameProcessor.fHistory.contains(ElementRenameProcessor.WORKING_EXEC)); |
| } |
| |
| // If the main refactoring fails to execute, disable any participants contributing preChanges |
| public void testFailingRefactorWithPreParticipants() throws Exception { |
| fRefactoring= new ElementRenameRefactoring(ElementRenameRefactoring.WORKING | ElementRenameRefactoring.FAIL_TO_EXECUTE | ElementRenameRefactoring.PRE_CHANGE); |
| fRefactoring.checkInitialConditions(new NullProgressMonitor()); |
| fRefactoring.checkFinalConditions(new NullProgressMonitor()); |
| |
| resetLog(); |
| boolean exception= false; |
| Change change= fRefactoring.createChange(new NullProgressMonitor()); |
| exception= false; |
| try { |
| // blows up because main refactoring fails to execute |
| change.perform(new NullProgressMonitor()); |
| } catch (RuntimeException e) { |
| exception= true; |
| } |
| |
| //System.out.println(fLogEntries); |
| Assert.assertEquals(2, fLogEntries.size()); |
| IStatus status= fLogEntries.get(0); |
| Assert.assertTrue("Exception wrong", status.getException().getClass().equals(RuntimeException.class)); |
| Assert.assertEquals("Status code wrong", IRefactoringCoreStatusCodes.REFACTORING_EXCEPTION_DISABLED_PARTICIPANTS, status.getCode()); |
| status= fLogEntries.get(1); |
| Assert.assertEquals("Exception wrong", null, status.getException()); |
| Assert.assertEquals("Status code wrong", IRefactoringCoreStatusCodes.PARTICIPANT_DISABLED, status.getCode()); |
| Assert.assertTrue("No exception generated", exception); |
| |
| //System.out.println(ElementRenameProcessor.fHistory); |
| |
| Assert.assertTrue("Working participant not created", ElementRenameProcessor.fHistory.contains(ElementRenameProcessor.WORKING_CREATE)); |
| Assert.assertFalse("Working participant executed", ElementRenameProcessor.fHistory.contains(ElementRenameProcessor.WORKING_EXEC)); |
| Assert.assertTrue("Working participant pre not created pre", ElementRenameProcessor.fHistory.contains(ElementRenameProcessor.WORKINGPRE_CREATEPRE)); |
| Assert.assertTrue("Working participant pre not created", ElementRenameProcessor.fHistory.contains(ElementRenameProcessor.WORKINGPRE_CREATE)); |
| Assert.assertTrue("Working participant pre not executed pre", ElementRenameProcessor.fHistory.contains(ElementRenameProcessor.WORKINGPRE_EXECPRE)); |
| Assert.assertFalse("Working participant pre executed", ElementRenameProcessor.fHistory.contains(ElementRenameProcessor.WORKINGPRE_EXEC)); |
| |
| |
| // Now try it again and the working participant should not be called at all, |
| // since it was disabled by the failure in the main refactoring |
| fRefactoring= new ElementRenameRefactoring(ElementRenameRefactoring.WORKING | ElementRenameRefactoring.PRE_CHANGE); |
| fRefactoring.checkInitialConditions(new NullProgressMonitor()); |
| fRefactoring.checkFinalConditions(new NullProgressMonitor()); |
| |
| resetLog(); |
| |
| change= fRefactoring.createChange(new NullProgressMonitor()); |
| change.perform(new NullProgressMonitor()); |
| |
| Assert.assertEquals(0, fLogEntries.size()); |
| |
| Assert.assertTrue("Working participant not created", ElementRenameProcessor.fHistory.contains(ElementRenameProcessor.WORKING_CREATE)); |
| Assert.assertTrue("Working participant not executed", ElementRenameProcessor.fHistory.contains(ElementRenameProcessor.WORKING_EXEC)); |
| Assert.assertFalse("Working participant pre created pre", ElementRenameProcessor.fHistory.contains(ElementRenameProcessor.WORKINGPRE_CREATEPRE)); |
| Assert.assertFalse("Working participant pre created", ElementRenameProcessor.fHistory.contains(ElementRenameProcessor.WORKINGPRE_CREATE)); |
| Assert.assertFalse("Working participant pre executed", ElementRenameProcessor.fHistory.contains(ElementRenameProcessor.WORKINGPRE_EXEC)); |
| Assert.assertFalse("Working participant pre executed pre", ElementRenameProcessor.fHistory.contains(ElementRenameProcessor.WORKINGPRE_EXECPRE)); |
| |
| } |
| } |