AndroidRunnerBuilderUtil.java
/*
* Copyright (C) 2015 The Android Open Source Project
*
* 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 androidx.test.internal.util;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import junit.framework.TestCase;
import junit.framework.TestSuite;
/** Util methods for {@link androidx.test.internal.runner.AndroidRunnerBuilder} */
public class AndroidRunnerBuilderUtil {
/**
* Checks if a particular test class is a JUnit3 test
*
* @param testClass test class to check
* @return true if the test class is a JUnit3 test
*/
public static boolean isJUnit3Test(Class<?> testClass) {
return TestCase.class.isAssignableFrom(testClass);
}
/**
* Checks if a particular test class is a JUnit3 test suite
*
* @param testClass test class to check
* @return true if the test class is a JUnit3 test suite
*/
public static boolean isJUnit3TestSuite(Class<?> testClass) {
return TestSuite.class.isAssignableFrom(testClass);
}
/**
* Checks if a JUnit3 test class has a suite method
*
* @param testClass test class to check
* @return true if the test class has a suite method
*/
public static boolean hasSuiteMethod(Class<?> testClass) {
try {
testClass.getMethod("suite");
} catch (NoSuchMethodException e) {
return false;
}
return true;
}
public static boolean hasJUnit3TestMethod(Class<?> loadedClass) {
for (Method testMethod : loadedClass.getMethods()) {
if (isPublicTestMethod(testMethod)) {
return true;
}
}
return false;
}
/** copied from junit.framework.TestSuite */
private static boolean isPublicTestMethod(Method m) {
return isTestMethod(m) && Modifier.isPublic(m.getModifiers());
}
/** copied from junit.framework.TestSuite */
private static boolean isTestMethod(Method m) {
return m.getParameterTypes().length == 0
&& m.getName().startsWith("test")
&& m.getReturnType().equals(Void.TYPE);
}
}