FinalDemoWithAnnotationInjectionTest.java

/*
 * 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.legacy.annotationbased;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.powermock.api.easymock.annotation.Mock;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.legacy.PowerMockRunner;
import samples.finalmocking.FinalDemo;

import static org.easymock.EasyMock.expect;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import static org.powermock.api.easymock.PowerMock.replay;
import static org.powermock.api.easymock.PowerMock.verify;

/**
 * Test class to demonstrate non-static final mocking.
 * 
 */
@RunWith(PowerMockRunner.class)
@PrepareForTest(FinalDemo.class)
public class FinalDemoWithAnnotationInjectionTest {

    @Mock
    private FinalDemo tested;

    @Test
    public void testSay() throws Exception {
        String expected = "Hello altered World";
        expect(tested.say("hello")).andReturn("Hello altered World");
        replay(tested);

        String actual = tested.say("hello");

        verify(tested);
        assertEquals("Expected and actual did not match", expected, actual);

        // Should still be mocked by now.
        try {
            tested.say("world");
            fail("Should throw AssertionError!");
        } catch (AssertionError e) {
            assertEquals("\n  Unexpected method call FinalDemo.say(\"world\"):", e.getMessage());
        }
    }

    @Test
    public void testSayFinalNative() throws Exception {
        String expected = "Hello altered World";
        expect(tested.sayFinalNative("hello")).andReturn("Hello altered World");
        replay(tested);

        String actual = tested.sayFinalNative("hello");

        verify(tested);
        assertEquals("Expected and actual did not match", expected, actual);

        // Should still be mocked by now.
        try {
            tested.sayFinalNative("world");
            fail("Should throw AssertionError!");
        } catch (AssertionError e) {
            assertEquals("\n  Unexpected method call FinalDemo.sayFinalNative(\"world\"):", e.getMessage());
        }
    }
}