| /* |
| * Copyright 2000-2014 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 org.jetbrains.plugins.groovy.intentions.conversions; |
| |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.psi.PsiClass; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiMethod; |
| import com.intellij.util.IncorrectOperationException; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| import org.jetbrains.plugins.groovy.intentions.base.Intention; |
| import org.jetbrains.plugins.groovy.intentions.base.PsiElementPredicate; |
| import org.jetbrains.plugins.groovy.lang.psi.GroovyPsiElementFactory; |
| import org.jetbrains.plugins.groovy.lang.psi.GroovyRecursiveElementVisitor; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.GrStatement; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.arguments.GrArgumentList; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.branch.GrAssertStatement; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.expressions.GrExpression; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.expressions.GrMethodCall; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| /** |
| * @author Sergey Evdokimov |
| */ |
| public class ConvertJunitAssertionToAssertStatementIntention extends Intention implements PsiElementPredicate { |
| |
| private static final Pattern PATTERN = Pattern.compile("arg(\\d+)"); |
| |
| private static final Map<String, String[]> ourStatementMap = new HashMap<String, String[]>(); |
| static { |
| ourStatementMap.put("assertNotNull", new String[]{null, "assert arg0 != null", "assert arg1 != null : arg0"}); |
| ourStatementMap.put("assertNull", new String[]{null, "assert arg0 == null", "assert arg1 == null : arg0"}); |
| |
| ourStatementMap.put("assertTrue", new String[]{null, "assert arg0", "assert arg1 : arg0"}); |
| ourStatementMap.put("assertFalse", new String[]{null, "assert !arg0", "assert !arg1 : arg0"}); |
| |
| ourStatementMap.put("assertEquals", new String[]{null, null, "assert arg0 == arg1", "assert arg1 == arg2 : arg0"}); |
| |
| ourStatementMap.put("assertSame", new String[]{null, null, "assert arg0.is(arg1)", "assert arg1.is(arg2) : arg0"}); |
| ourStatementMap.put("assertNotSame", new String[]{null, null, "assert !arg0.is(arg1)", "assert !arg1.is(arg2) : arg0"}); |
| } |
| |
| @Nullable |
| private static String getReplacementStatement(@NotNull PsiMethod method, @NotNull GrMethodCall methodCall) { |
| PsiClass containingClass = method.getContainingClass(); |
| if (containingClass == null) return null; |
| |
| String qualifiedName = containingClass.getQualifiedName(); |
| if (!"junit.framework.Assert".equals(qualifiedName) && !"groovy.util.GroovyTestCase".equals(qualifiedName)) return null; |
| |
| String[] replacementStatements = ourStatementMap.get(method.getName()); |
| if (replacementStatements == null) return null; |
| |
| GrArgumentList argumentList = methodCall.getArgumentList(); |
| if (argumentList == null) return null; |
| |
| if (argumentList.getNamedArguments().length > 0) return null; |
| |
| GrExpression[] arguments = argumentList.getExpressionArguments(); |
| |
| if (arguments.length >= replacementStatements.length) return null; |
| |
| return replacementStatements[arguments.length]; |
| } |
| |
| @Nullable |
| private static GrStatement getReplacementElement(@NotNull PsiMethod method, @NotNull GrMethodCall methodCall) { |
| String replacementStatement = getReplacementStatement(method, methodCall); |
| if (replacementStatement == null) return null; |
| |
| @SuppressWarnings("ConstantConditions") final |
| GrExpression[] arguments = methodCall.getArgumentList().getExpressionArguments(); |
| |
| GroovyPsiElementFactory factory = GroovyPsiElementFactory.getInstance(method.getProject()); |
| |
| GrAssertStatement statement = (GrAssertStatement)factory.createStatementFromText(replacementStatement); |
| |
| final Map<GrExpression, GrExpression> replaceMap = new HashMap<GrExpression, GrExpression>(); |
| |
| statement.acceptChildren(new GroovyRecursiveElementVisitor() { |
| @Override |
| public void visitExpression(GrExpression expression) { |
| Matcher matcher = PATTERN.matcher(expression.getText()); |
| if (matcher.matches()) { |
| int index = Integer.parseInt(matcher.group(1)); |
| replaceMap.put(expression, arguments[index]); |
| } |
| else { |
| super.visitExpression(expression); |
| } |
| } |
| }); |
| |
| for (Map.Entry<GrExpression, GrExpression> entry : replaceMap.entrySet()) { |
| entry.getKey().replaceWithExpression(entry.getValue(), true); |
| } |
| |
| return statement; |
| } |
| |
| @Override |
| protected void processIntention(@NotNull PsiElement element, Project project, Editor editor) throws IncorrectOperationException { |
| GrMethodCall methodCall = (GrMethodCall)element; |
| |
| PsiMethod method = methodCall.resolveMethod(); |
| if (method == null) return; |
| |
| GrStatement replacementElement = getReplacementElement(method, methodCall); |
| if (replacementElement == null) return; |
| |
| ((GrMethodCall)element).replaceWithStatement(replacementElement); |
| } |
| |
| @NotNull |
| @Override |
| protected PsiElementPredicate getElementPredicate() { |
| return this; |
| } |
| |
| @Override |
| public boolean satisfiedBy(PsiElement element) { |
| if (!(element instanceof GrMethodCall)) return false; |
| |
| GrMethodCall methodCall = (GrMethodCall)element; |
| |
| PsiMethod method = methodCall.resolveMethod(); |
| if (method == null) return false; |
| |
| return getReplacementStatement(method, methodCall) != null; |
| } |
| } |