/*
* Copyright 2011 the original author or authors.
*
* 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.powermock.tests.utils.impl;
import org.junit.Test;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.reflect.Whitebox;
import java.io.Serializable;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
/**
* Unit tests for the {@link PrepareForTestExtractorImpl} class.
*
*/
public class PrepareForTestExtractorImplTest {
/**
* Makes sure that issue <a
* href="http://code.google.com/p/powermock/issues/detail?id=81">81</a> is
* solved.
*/
@Test
public void assertThatInterfacesWorks() throws Exception {
final PrepareForTestExtractorImpl tested = new PrepareForTestExtractorImpl();
final Set<String> hashSet = new HashSet<String>();
Whitebox.invokeMethod(tested, "addClassHierarchy", hashSet, Serializable.class);
assertEquals(1, hashSet.size());
assertEquals(Serializable.class.getName(), hashSet.iterator().next());
}
/**
* Makes sure that issue <a
* href="http://code.google.com/p/powermock/issues/detail?id=111">111</a> is
* solved.
*/
@Test
public void shouldFindClassesToPrepareForTestInTheWholeClassHierarchy() throws Exception {
final PrepareForTestExtractorImpl tested = new PrepareForTestExtractorImpl();
final String[] classesToPrepare = tested.getTestClasses(PrepareForTestDemoClass.class);
assertEquals(8, classesToPrepare.length);
final String classPrefix = "Class";
final List<String> classesToPrepareList = Arrays.asList(classesToPrepare);
final int noOfClassesExplicitlyPrepared = 5;
for (int i = 0; i < noOfClassesExplicitlyPrepared; i++) {
final String className = classPrefix + (i + 1);
assertTrue("Should prepare " + className, classesToPrepareList.contains(className));
}
// We assert that the implicit classes (the test cases) are also added.
assertTrue(classesToPrepareList.contains(PrepareForTestDemoClass.class.getName()));
assertTrue(classesToPrepareList.contains(PrepareForTestDemoClassParent.class.getName()));
assertTrue(classesToPrepareList.contains(PrepareForTestDemoClassGrandParent.class.getName()));
}
}
@PrepareForTest(fullyQualifiedNames = { "Class1", "Class2" })
class PrepareForTestDemoClass extends PrepareForTestDemoClassParent {
}
@PrepareForTest(fullyQualifiedNames = { "Class3" })
class PrepareForTestDemoClassParent extends PrepareForTestDemoClassGrandParent {
}
@PrepareForTest(fullyQualifiedNames = { "Class4", "Class5" })
class PrepareForTestDemoClassGrandParent {
}