| /******************************************************************************* |
| * Copyright (c) 2014, 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 |
| * Lukas Hanke <hanke@yatta.de> - [templates][content assist] Content assist for 'for' loop should suggest member variables - https://bugs.eclipse.org/117215 |
| * Microsoft Corporation - [templates][content assist] - Extract the UI related code - https://bugs.eclipse.org/549989 |
| *******************************************************************************/ |
| package org.eclipse.jdt.text.tests; |
| |
| import java.util.Hashtable; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| |
| import org.eclipse.jdt.testplugin.JavaProjectHelper; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| |
| import org.eclipse.jface.text.BadLocationException; |
| import org.eclipse.jface.text.templates.Template; |
| import org.eclipse.jface.text.templates.TemplateException; |
| import org.eclipse.jface.text.templates.persistence.TemplateStore; |
| |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.IJavaProject; |
| import org.eclipse.jdt.core.IPackageFragment; |
| import org.eclipse.jdt.core.IPackageFragmentRoot; |
| import org.eclipse.jdt.core.JavaCore; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.core.formatter.DefaultCodeFormatterConstants; |
| |
| import org.eclipse.jdt.internal.corext.template.java.TemplateUtils; |
| |
| import org.eclipse.jdt.internal.ui.JavaPlugin; |
| |
| /** |
| * This class provides general functions to test the for loop template based completion. |
| */ |
| public abstract class AbstractForLoopJavaContextTest { |
| |
| private static final String PROJECT= "NewForLoopJavaContextTest"; |
| |
| private static final String SRC= "src"; |
| |
| private static final String CU_NAME= "A.java"; |
| |
| private static final String CU_PREFIX= "package test;\n" + |
| "\n" + |
| "import java.io.Serializable;\n" + |
| "import java.util.Collection;\n" + |
| "import java.util.List;\n" + |
| "\n" + |
| "public class A<E extends Number> {\n"; |
| |
| private static final String CU_POSTFIX= " {\n" + |
| " \n" + |
| "}\n" + |
| "}\n"; |
| |
| private IJavaProject fProject; |
| |
| private ICompilationUnit fCU; |
| |
| @Before |
| public void setUp() throws Exception { |
| if (JavaCore.getPlugin() != null) { |
| Hashtable<String, String> options= JavaCore.getDefaultOptions(); |
| options.put(DefaultCodeFormatterConstants.FORMATTER_TAB_CHAR, JavaCore.TAB); |
| options.put(DefaultCodeFormatterConstants.FORMATTER_TAB_SIZE, "4"); |
| // options.put(DefaultCodeFormatterConstants.FORMATTER_TAB_LENGTH, "4"); |
| // options.put(DefaultCodeFormatterConstants.FORMATTER_INDENTATION_SIZE, "4"); |
| JavaCore.setOptions(options); |
| } |
| setUpProject(JavaCore.VERSION_1_5); |
| } |
| |
| private void setUpProject(String sourceLevel) throws CoreException, JavaModelException { |
| fProject= JavaProjectHelper.createJavaProject(PROJECT, "bin"); |
| JavaProjectHelper.addRTJar(fProject); |
| fProject.setOption(JavaCore.COMPILER_SOURCE, sourceLevel); |
| IPackageFragmentRoot fragmentRoot= JavaProjectHelper.addSourceContainer(fProject, SRC); |
| IPackageFragment fragment= fragmentRoot.createPackageFragment("test", true, new NullProgressMonitor()); |
| fCU= fragment.createCompilationUnit(CU_NAME, "", true, new NullProgressMonitor()); |
| fCU.becomeWorkingCopy(null); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| fCU.discardWorkingCopy(); |
| JavaProjectHelper.delete(fProject); |
| if (JavaCore.getPlugin() != null) { |
| JavaCore.setOptions(JavaCore.getDefaultOptions()); |
| } |
| } |
| |
| protected Template getTemplate(String id) { |
| TemplateStore store= JavaPlugin.getDefault().getTemplateStore(); |
| return store.getTemplateData(id).getTemplate(); |
| } |
| |
| /** |
| * Load the template using {@link AbstractForLoopJavaContextTest#getTemplate(String)} with the |
| * template's id. |
| * |
| * @return the loaded {@link Template} instance. |
| */ |
| protected abstract Template getForLoop(); |
| |
| protected String evaluateTemplateInMethod(String signature) throws BadLocationException, TemplateException, CoreException { |
| String prefix= CU_PREFIX + getInnerClasses(); |
| fCU.getBuffer().setContents(prefix + signature + CU_POSTFIX); |
| int offset= prefix.length() + signature.length() + 3; |
| fCU.reconcile(ICompilationUnit.NO_AST, false, null, null); |
| return TemplateUtils.evaluateTemplate(getForLoop(), fCU, offset); |
| } |
| |
| /** |
| * Helper which should return all inner class declarations which are used in the tests as |
| * String. |
| * |
| * @return all inner class declarations |
| */ |
| protected abstract String getInnerClasses(); |
| |
| protected String evaluateTemplateInMethodWithField(String signature, String fieldDeclaration) throws BadLocationException, TemplateException, CoreException { |
| StringBuilder buf= new StringBuilder(); |
| buf.append(fieldDeclaration); |
| buf.append(";\n"); |
| buf.append(signature); |
| return evaluateTemplateInMethod(buf.toString()); |
| } |
| |
| } |