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/*
* Copyright 2003-2014 Dave Griffith, Bas Leijdekkers
*
* 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.siyeh.ig.psiutils;
import com.intellij.codeInsight.AnnotationUtil;
import com.intellij.codeInsight.TestFrameworks;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.roots.ProjectFileIndex;
import com.intellij.openapi.roots.ProjectRootManager;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.*;
import com.intellij.psi.util.InheritanceUtil;
import com.intellij.psi.util.PsiTreeUtil;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
public class TestUtils {
private TestUtils() {
}
public static boolean isInTestSourceContent(@Nullable PsiElement element) {
if (element == null) {
return false;
}
final PsiFile file = element.getContainingFile();
final VirtualFile virtualFile = file.getVirtualFile();
if (virtualFile == null) {
return true;
}
final Project project = element.getProject();
final ProjectRootManager rootManager = ProjectRootManager.getInstance(project);
final ProjectFileIndex fileIndex = rootManager.getFileIndex();
return fileIndex.isInTestSourceContent(virtualFile);
}
public static boolean isPartOfJUnitTestMethod(@NotNull PsiElement element) {
final PsiMethod method = PsiTreeUtil.getParentOfType(element, PsiMethod.class, false);
return method != null && isJUnitTestMethod(method);
}
public static boolean isJUnit4BeforeOrAfterMethod(
@NotNull PsiMethod method) {
return AnnotationUtil.isAnnotated(method, "org.junit.Before", true) ||
AnnotationUtil.isAnnotated(method, "org.junit.After", true);
}
public static boolean isJUnit4BeforeClassOrAfterClassMethod(
@NotNull PsiMethod method) {
return AnnotationUtil.isAnnotated(method, "org.junit.BeforeClass", true) ||
AnnotationUtil.isAnnotated(method, "org.junit.AfterClass", true);
}
public static boolean isJUnitTestMethod(@Nullable PsiMethod method) {
return isRunnable(method) && (isJUnit3TestMethod(method) || isJUnit4TestMethod(method));
}
public static boolean isRunnable(PsiMethod method) {
if (method == null) {
return false;
}
if (method.hasModifierProperty(PsiModifier.ABSTRACT) ||
method.hasModifierProperty(PsiModifier.STATIC) ||
!method.hasModifierProperty(PsiModifier.PUBLIC)) {
return false;
}
final PsiType returnType = method.getReturnType();
if (!PsiType.VOID.equals(returnType)) {
return false;
}
final PsiParameterList parameterList = method.getParameterList();
return parameterList.getParametersCount() == 0;
}
public static boolean isJUnit3TestMethod(@Nullable PsiMethod method) {
if (method == null) {
return false;
}
final String methodName = method.getName();
@NonNls final String test = "test";
if (!methodName.startsWith(test)) {
return false;
}
final PsiClass containingClass = method.getContainingClass();
return isJUnitTestClass(containingClass);
}
public static boolean isJUnit4TestMethod(@Nullable PsiMethod method) {
return method != null && AnnotationUtil.isAnnotated(method, "org.junit.Test", true);
}
public static boolean isJUnitTestClass(@Nullable PsiClass targetClass) {
return targetClass != null && InheritanceUtil.isInheritor(targetClass, "junit.framework.TestCase");
}
public static boolean isInTestCode(PsiElement element) {
if (isPartOfJUnitTestMethod(element)) {
return true;
}
final PsiClass containingClass = PsiTreeUtil.getParentOfType(element, PsiClass.class);
if (containingClass != null && TestFrameworks.getInstance().isTestOrConfig(containingClass)) {
return true;
}
return isInTestSourceContent(element);
}
}
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