| /******************************************************************************* |
| * Copyright (c) 2000, 2020 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 |
| *******************************************************************************/ |
| package org.eclipse.jdt.ui.tests.refactoring; |
| |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import org.junit.Rule; |
| import org.junit.Test; |
| |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| |
| import org.eclipse.ltk.core.refactoring.Refactoring; |
| import org.eclipse.ltk.core.refactoring.RefactoringStatus; |
| import org.eclipse.ltk.core.refactoring.participants.ProcessorBasedRefactoring; |
| |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IJavaProject; |
| import org.eclipse.jdt.core.IMember; |
| import org.eclipse.jdt.core.IMethod; |
| import org.eclipse.jdt.core.IType; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.core.Signature; |
| |
| import org.eclipse.jdt.internal.corext.codemanipulation.CodeGenerationSettings; |
| import org.eclipse.jdt.internal.corext.refactoring.RefactoringAvailabilityTester; |
| import org.eclipse.jdt.internal.corext.refactoring.structure.ExtractSupertypeProcessor; |
| import org.eclipse.jdt.internal.corext.refactoring.util.JavaElementUtil; |
| |
| import org.eclipse.jdt.ui.tests.refactoring.rules.Java1d5Setup; |
| |
| import org.eclipse.jdt.internal.ui.preferences.JavaPreferencesSettings; |
| |
| /** |
| * Test suite for the extract supertype tests. |
| * |
| * Note: Extract Supertype heavily relies on PullUpRefactoring and its tests |
| */ |
| public final class ExtractSupertypeTests extends GenericRefactoringTest { |
| @Rule |
| public Java1d5Setup js= new Java1d5Setup(); |
| |
| private static final String REFACTORING_PATH= "ExtractSupertype/"; |
| |
| private static ExtractSupertypeProcessor createRefactoringProcessor(IMember[] members) throws JavaModelException { |
| IJavaProject project= null; |
| if (members != null && members.length > 0) |
| project= members[0].getJavaProject(); |
| if (RefactoringAvailabilityTester.isExtractSupertypeAvailable(members)) { |
| final CodeGenerationSettings settings= JavaPreferencesSettings.getCodeGenerationSettings(project); |
| settings.createComments= false; |
| ExtractSupertypeProcessor processor= new ExtractSupertypeProcessor(members, settings); |
| new ProcessorBasedRefactoring(processor); |
| return processor; |
| } |
| return null; |
| } |
| |
| private static IMethod[] getMethods(IMember[] members) { |
| List<IJavaElement> l= Arrays.asList(JavaElementUtil.getElementsOfType(members, IJavaElement.METHOD)); |
| return l.toArray(new IMethod[l.size()]); |
| } |
| |
| @Override |
| protected String getRefactoringPath() { |
| return REFACTORING_PATH; |
| } |
| |
| private void helper1(String[] methodNames, String[][] signatures, boolean deleteAllInSourceType, boolean deleteAllMatchingMethods, boolean replaceOccurences) throws Exception { |
| ICompilationUnit cu= createCUfromTestFile(getPackageP(), "A"); |
| IType type= getType(cu, "B"); |
| IMethod[] methods= getMethods(type, methodNames, signatures); |
| |
| ExtractSupertypeProcessor processor= createRefactoringProcessor(methods); |
| Refactoring refactoring= processor.getRefactoring(); |
| processor.setMembersToMove(methods); |
| |
| assertTrue("activation", refactoring.checkInitialConditions(new NullProgressMonitor()).isOK()); |
| |
| processor.setTypesToExtract(new IType[] { type}); |
| processor.setTypeName("Z"); |
| processor.setCreateMethodStubs(true); |
| processor.setInstanceOf(false); |
| processor.setReplace(replaceOccurences); |
| if (deleteAllInSourceType) |
| processor.setDeletedMethods(methods); |
| if (deleteAllMatchingMethods) |
| processor.setDeletedMethods(getMethods(processor.getMatchingElements(new NullProgressMonitor(), false))); |
| |
| RefactoringStatus status= refactoring.checkFinalConditions(new NullProgressMonitor()); |
| assertFalse("precondition was supposed to pass", status.hasError()); |
| performChange(refactoring, false); |
| |
| String expected= getFileContents(getOutputTestFileName("A")); |
| String actual= cu.getSource(); |
| assertEqualLines(expected, actual); |
| |
| expected= getFileContents(getOutputTestFileName("Z")); |
| ICompilationUnit unit= getPackageP().getCompilationUnit("Z.java"); |
| assertTrue("extracted compilation unit does not exist", unit.exists()); |
| actual= unit.getBuffer().getContents(); |
| assertEqualLines(expected, actual); |
| |
| } |
| |
| @Test |
| public void test0() throws Exception { |
| helper1(new String[] { "m"}, new String[][] { new String[0]}, true, false, true); |
| } |
| |
| @Test |
| public void test1() throws Exception { |
| helper1(new String[] { "m"}, new String[][] { new String[0]}, true, false, true); |
| } |
| |
| @Test |
| public void test2() throws Exception { |
| helper1(new String[] { "m", "n"}, new String[][] { new String[0], new String[0]}, true, false, true); |
| } |
| |
| @Test |
| public void test3() throws Exception { |
| helper1(new String[] { "m", "n"}, new String[][] { new String[0], new String[0]}, true, false, true); |
| } |
| |
| @Test |
| public void test4() throws Exception { |
| helper1(new String[] { "m"}, new String[][] { new String[0]}, true, false, true); |
| } |
| |
| @Test |
| public void testBug151683() throws Exception { |
| helper1(new String[] { "m" }, new String[][] { new String[0] }, true, false, false); |
| } |
| |
| @Test |
| public void testBug240353() throws Exception { |
| helper1(new String[] { "foo" }, new String[][] { new String[] { Signature.createTypeSignature("T", false) } }, true, false, false); |
| } |
| } |