/*
* Copyright 2008 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 samples.junit4.classwithinnermembers;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.powermock.reflect.Whitebox;
import samples.classwithinnermembers.ClassWithInnerMembers;
import static org.junit.Assert.assertEquals;
import static org.powermock.api.easymock.PowerMock.*;
/**
* Test PowerMock's basic support for inner (member) and local classes.
*/
@RunWith(PowerMockRunner.class)
@PrepareForTest(ClassWithInnerMembers.class)
public class ClassWithInnerMembersTest {
@Test
public void assertStaticMemberClassMockingWorksWithNoConstructorArguments() throws Exception {
Class<Object> innerClassType = Whitebox.getInnerClassType(ClassWithInnerMembers.class, "MyInnerClass");
Object innerClassMock = createMock(innerClassType);
expectNew(innerClassType).andReturn(innerClassMock);
expectPrivate(innerClassMock, "doStuff").andReturn("something else");
replayAll();
assertEquals("something else", new ClassWithInnerMembers().getValue());
verifyAll();
}
@Test
public void assertStaticMemberClassMockingWorksWithConstructorArguments() throws Exception {
Class<Object> innerClassType = Whitebox.getInnerClassType(ClassWithInnerMembers.class, "StaticInnerClassWithConstructorArgument");
Object innerClassMock = createMock(innerClassType);
expectNew(innerClassType, "value").andReturn(innerClassMock);
expectPrivate(innerClassMock, "doStuff").andReturn("something else");
replayAll();
assertEquals("something else", new ClassWithInnerMembers().getValueForStaticInnerClassWithConstructorArgument());
verifyAll();
}
@Test
public void assertLocalClassMockingWorks() throws Exception {
final Class<Object> type = Whitebox.getLocalClassType(ClassWithInnerMembers.class, 1, "MyLocalClass");
Object innerClassMock = createMock(type);
expectNew(type).andReturn(innerClassMock);
expectPrivate(innerClassMock, "doStuff").andReturn("something else");
replayAll();
assertEquals("something else", new ClassWithInnerMembers().getLocalClassValue());
verifyAll();
}
@Test
public void assertLocalClassMockingWorksWithArguments() throws Exception {
final Class<Object> type = Whitebox.getLocalClassType(ClassWithInnerMembers.class, 2, "MyLocalClass");
Object innerClassMock = createMock(type);
expectNew(type, "my value").andReturn(innerClassMock);
expectPrivate(innerClassMock, "doStuff").andReturn("something else");
replayAll();
assertEquals("something else", new ClassWithInnerMembers().getLocalClassValueWithArgument());
verifyAll();
}
@Test
public void assertNonStaticMemberClassMockingWorksWithArguments() throws Exception {
Class<Object> innerClassType = Whitebox.getInnerClassType(ClassWithInnerMembers.class, "MyInnerClassWithConstructorArgument");
Object innerClassMock = createMock(innerClassType);
expectNew(innerClassType, "value").andReturn(innerClassMock);
expectPrivate(innerClassMock, "doStuff").andReturn("something else");
replayAll();
assertEquals("something else", new ClassWithInnerMembers().getValueForInnerClassWithConstructorArgument());
verifyAll();
}
@Test
public void assertThatAnonymousInnerClassesWorks() throws Exception {
final Class<Object> type = Whitebox.getAnonymousInnerClassType(ClassWithInnerMembers.class, 1);
Object innerClassMock = createMock(type);
expectNew(type).andReturn(innerClassMock);
expectPrivate(innerClassMock, "doStuff").andReturn("something else");
replayAll();
assertEquals("something else", new ClassWithInnerMembers().getValueForAnonymousInnerClass());
verifyAll();
}
}