FinalDemoTest.java

/*
 * 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 samples.testng.agent;

import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.testng.PowerMockTestCase;
import org.testng.AssertJUnit;
import org.testng.annotations.Test;
import samples.finalmocking.FinalDemo;

import static org.easymock.EasyMock.expect;
import static org.powermock.api.easymock.PowerMock.*;
import static org.testng.Assert.fail;
import static org.testng.AssertJUnit.assertEquals;

/**
 * Test class to demonstrate non-static final mocking.
 * 
 */
@PrepareForTest(FinalDemo.class)
public class FinalDemoTest extends PowerMockTestCase {

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

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

		verify(tested);
		AssertJUnit.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 {
		FinalDemo tested = createMock(FinalDemo.class);
		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());
		}
	}
}