Best Powermock code snippet using samples.privatefield.MockSelfPrivateFieldServiceClass
Source:MockSelfPrivateFieldServiceClassTest.java
...19import org.junit.runner.RunWith;20import org.powermock.core.classloader.annotations.PrepareForTest;21import org.powermock.modules.junit4.PowerMockRunner;22import samples.Service;23import samples.privatefield.MockSelfPrivateFieldServiceClass;24/**25 * A test class that demonstrate how to test classes that uses a private field26 * for a service and has no corresponding setter and at the same time mocking a27 * method of the actual test class. This is approach is common in DI frameworks28 * like Guice and Wicket IoC.29 *30 * @author Johan Haleby31 */32@RunWith(PowerMockRunner.class)33@PrepareForTest(MockSelfPrivateFieldServiceClass.class)34public class MockSelfPrivateFieldServiceClassTest {35 @Test36 public void testGetCompositeMessage() throws Exception {37 MockSelfPrivateFieldServiceClass tested = createPartialMock(MockSelfPrivateFieldServiceClass.class, "getOwnMessage");38 Service serviceMock = createMock(Service.class);39 setInternalState(tested, "service", serviceMock, MockSelfPrivateFieldServiceClass.class);40 final String expected = "Hello world";41 expectPrivate(tested, "getOwnMessage").andReturn("Hello");42 expect(serviceMock.getServiceMessage()).andReturn(" world");43 replay(serviceMock);44 replay(tested);45 final String actual = tested.getCompositeMessage();46 verify(serviceMock);47 verify(tested);48 Assert.assertEquals(expected, actual);49 }50}...
Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Get 100 minutes of automation test minutes FREE!!