| /* |
| * Copyright 2000-2011 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.testIntegration.createTest; |
| |
| import com.intellij.codeInsight.CodeInsightBundle; |
| import com.intellij.codeInsight.CodeInsightUtil; |
| import com.intellij.codeInsight.FileModificationService; |
| import com.intellij.codeInsight.template.Template; |
| import com.intellij.ide.fileTemplates.FileTemplate; |
| import com.intellij.ide.fileTemplates.FileTemplateDescriptor; |
| import com.intellij.ide.fileTemplates.FileTemplateManager; |
| import com.intellij.ide.fileTemplates.FileTemplateUtil; |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.fileEditor.ex.IdeDocumentHistory; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.ui.Messages; |
| import com.intellij.openapi.util.Comparing; |
| import com.intellij.openapi.util.Computable; |
| import com.intellij.openapi.util.text.StringUtil; |
| import com.intellij.psi.*; |
| import com.intellij.psi.impl.source.PostprocessReformattingAspect; |
| import com.intellij.psi.search.GlobalSearchScope; |
| import com.intellij.psi.search.GlobalSearchScopesCore; |
| import com.intellij.refactoring.util.classMembers.MemberInfo; |
| import com.intellij.testIntegration.TestFramework; |
| import com.intellij.testIntegration.TestIntegrationUtils; |
| import com.intellij.util.Function; |
| import com.intellij.util.IncorrectOperationException; |
| import com.intellij.util.containers.ContainerUtil; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.Collection; |
| import java.util.HashSet; |
| import java.util.Properties; |
| import java.util.Set; |
| |
| public class JavaTestGenerator implements TestGenerator { |
| public JavaTestGenerator() { |
| } |
| |
| public PsiElement generateTest(final Project project, final CreateTestDialog d) { |
| return PostprocessReformattingAspect.getInstance(project).postponeFormattingInside(new Computable<PsiElement>() { |
| public PsiElement compute() { |
| return ApplicationManager.getApplication().runWriteAction(new Computable<PsiElement>() { |
| public PsiElement compute() { |
| try { |
| IdeDocumentHistory.getInstance(project).includeCurrentPlaceAsChangePlace(); |
| |
| PsiClass targetClass = createTestClass(d); |
| if (targetClass == null) { |
| return null; |
| } |
| final TestFramework frameworkDescriptor = d.getSelectedTestFrameworkDescriptor(); |
| final String defaultSuperClass = frameworkDescriptor.getDefaultSuperClass(); |
| final String superClassName = d.getSuperClassName(); |
| if (!Comparing.strEqual(superClassName, defaultSuperClass)) { |
| addSuperClass(targetClass, project, superClassName); |
| } |
| |
| Editor editor = CodeInsightUtil.positionCursor(project, targetClass.getContainingFile(), targetClass.getLBrace()); |
| addTestMethods(editor, |
| targetClass, |
| frameworkDescriptor, |
| d.getSelectedMethods(), |
| d.shouldGeneratedBefore(), |
| d.shouldGeneratedAfter()); |
| return targetClass; |
| } |
| catch (IncorrectOperationException e) { |
| showErrorLater(project, d.getClassName()); |
| return null; |
| } |
| } |
| }); |
| } |
| }); |
| } |
| |
| @Nullable |
| private static PsiClass createTestClass(CreateTestDialog d) { |
| final TestFramework testFrameworkDescriptor = d.getSelectedTestFrameworkDescriptor(); |
| final FileTemplateDescriptor fileTemplateDescriptor = TestIntegrationUtils.MethodKind.TEST_CLASS.getFileTemplateDescriptor(testFrameworkDescriptor); |
| final PsiDirectory targetDirectory = d.getTargetDirectory(); |
| |
| final PsiPackage aPackage = JavaDirectoryService.getInstance().getPackage(targetDirectory); |
| if (aPackage != null) { |
| final GlobalSearchScope scope = GlobalSearchScopesCore.directoryScope(targetDirectory, false); |
| final PsiClass[] classes = aPackage.findClassByShortName(d.getClassName(), scope); |
| if (classes.length > 0) { |
| if (!FileModificationService.getInstance().preparePsiElementForWrite(classes[0])) { |
| return null; |
| } |
| return classes[0]; |
| } |
| } |
| |
| if (fileTemplateDescriptor != null) { |
| final PsiClass classFromTemplate = createTestClassFromCodeTemplate(d, fileTemplateDescriptor, targetDirectory); |
| if (classFromTemplate != null) { |
| return classFromTemplate; |
| } |
| } |
| |
| return JavaDirectoryService.getInstance().createClass(targetDirectory, d.getClassName()); |
| } |
| |
| private static PsiClass createTestClassFromCodeTemplate(final CreateTestDialog d, |
| final FileTemplateDescriptor fileTemplateDescriptor, |
| final PsiDirectory targetDirectory) { |
| final String templateName = fileTemplateDescriptor.getFileName(); |
| final FileTemplate fileTemplate = FileTemplateManager.getInstance().getCodeTemplate(templateName); |
| final Properties defaultProperties = FileTemplateManager.getInstance().getDefaultProperties(targetDirectory.getProject()); |
| Properties properties = new Properties(defaultProperties); |
| properties.setProperty(FileTemplate.ATTRIBUTE_NAME, d.getClassName()); |
| try { |
| final PsiElement psiElement = FileTemplateUtil.createFromTemplate(fileTemplate, templateName, properties, targetDirectory); |
| if (psiElement instanceof PsiClass) { |
| return (PsiClass)psiElement; |
| } |
| return null; |
| } |
| catch (Exception e) { |
| return null; |
| } |
| } |
| |
| private static void addSuperClass(PsiClass targetClass, Project project, String superClassName) throws IncorrectOperationException { |
| if (superClassName == null) return; |
| final PsiReferenceList extendsList = targetClass.getExtendsList(); |
| if (extendsList == null) return; |
| |
| PsiElementFactory ef = JavaPsiFacade.getInstance(project).getElementFactory(); |
| PsiJavaCodeReferenceElement superClassRef; |
| |
| PsiClass superClass = findClass(project, superClassName); |
| if (superClass != null) { |
| superClassRef = ef.createClassReferenceElement(superClass); |
| } |
| else { |
| superClassRef = ef.createFQClassNameReferenceElement(superClassName, GlobalSearchScope.allScope(project)); |
| } |
| final PsiJavaCodeReferenceElement[] referenceElements = extendsList.getReferenceElements(); |
| if (referenceElements.length == 0) { |
| extendsList.add(superClassRef); |
| } else { |
| referenceElements[0].replace(superClassRef); |
| } |
| } |
| |
| @Nullable |
| private static PsiClass findClass(Project project, String fqName) { |
| GlobalSearchScope scope = GlobalSearchScope.allScope(project); |
| return JavaPsiFacade.getInstance(project).findClass(fqName, scope); |
| } |
| |
| public static void addTestMethods(Editor editor, |
| PsiClass targetClass, |
| final TestFramework descriptor, |
| Collection<MemberInfo> methods, |
| boolean generateBefore, |
| boolean generateAfter) throws IncorrectOperationException { |
| final Set<String> existingNames = new HashSet<String>(); |
| if (generateBefore && descriptor.findSetUpMethod(targetClass) == null) { |
| generateMethod(TestIntegrationUtils.MethodKind.SET_UP, descriptor, targetClass, editor, null, existingNames); |
| } |
| if (generateAfter && descriptor.findTearDownMethod(targetClass) == null) { |
| generateMethod(TestIntegrationUtils.MethodKind.TEAR_DOWN, descriptor, targetClass, editor, null, existingNames); |
| } |
| |
| final Template template = TestIntegrationUtils.createTestMethodTemplate(TestIntegrationUtils.MethodKind.TEST, descriptor, targetClass, null, true, existingNames); |
| final String prefix = JavaPsiFacade.getElementFactory(targetClass.getProject()).createMethodFromText(template.getTemplateText(), targetClass).getName(); |
| existingNames.addAll(ContainerUtil.map(targetClass.getMethods(), new Function<PsiMethod, String>() { |
| @Override |
| public String fun(PsiMethod method) { |
| return StringUtil.decapitalize(StringUtil.trimStart(method.getName(), prefix)); |
| } |
| })); |
| |
| for (MemberInfo m : methods) { |
| generateMethod(TestIntegrationUtils.MethodKind.TEST, descriptor, targetClass, editor, m.getMember().getName(), existingNames); |
| } |
| } |
| |
| private static void showErrorLater(final Project project, final String targetClassName) { |
| ApplicationManager.getApplication().invokeLater(new Runnable() { |
| public void run() { |
| Messages.showErrorDialog(project, |
| CodeInsightBundle.message("intention.error.cannot.create.class.message", targetClassName), |
| CodeInsightBundle.message("intention.error.cannot.create.class.title")); |
| } |
| }); |
| } |
| |
| private static void generateMethod(TestIntegrationUtils.MethodKind methodKind, |
| TestFramework descriptor, |
| PsiClass targetClass, |
| Editor editor, |
| @Nullable String name, Set<String> existingNames) { |
| PsiMethod method = (PsiMethod)targetClass.add(TestIntegrationUtils.createDummyMethod(targetClass)); |
| PsiDocumentManager.getInstance(targetClass.getProject()).doPostponedOperationsAndUnblockDocument(editor.getDocument()); |
| TestIntegrationUtils.runTestMethodTemplate(methodKind, descriptor, editor, targetClass, method, name, true, existingNames); |
| } |
| |
| @Override |
| public String toString() { |
| return CodeInsightBundle.message("intention.create.test.dialog.java"); |
| } |
| } |