TestMu Conference is Back! Future of Testing + AI LambdaTest G2 Announcement

How to use mockingFinalMethodsInSystemClassesWorks method of samples.junit4.system.SystemClassUserTest class

Best Powermock code snippet using samples.junit4.system.SystemClassUserTest.mockingFinalMethodsInSystemClassesWorks

Source:SystemClassUserTest.java

...198        verifyAll();199    }200201    @Test202    public void mockingFinalMethodsInSystemClassesWorks() throws Exception {203        ClassLoader cl1 = createMock(ClassLoader.class);204        ClassLoader cl2 = createMock(ClassLoader.class);205206        expect(cl1.getParent()).andReturn(cl2);207208        replayAll();209210        assertSame(cl1.getParent(), cl2);211212        verifyAll();213    }214215    @Test216    public void mockingInetAddressWorks() throws Exception {
...

mockingFinalMethodsInSystemClassesWorks

Using AI Code Generation

1import org.junit.Test;2import org.junit.runner.RunWith;3import org.powermock.core.classloader.annotations.PrepareForTest;4import org.powermock.modules.junit4.PowerMockRunner;5import static org.junit.Assert.assertEquals;6import static org.powermock.api.mockito.PowerMockito.mockStatic;7import static org.powermock.api.mockito.PowerMockito.when;8@RunWith(PowerMockRunner.class)9@PrepareForTest(System.class)10public class SystemClassUserTest {11    public void mockingFinalMethodsInSystemClassesWorks() throws Exception {12        mockStatic(System.class);13        when(System.currentTimeMillis()).thenReturn(42L);14        assertEquals(42L, new SystemClassUser().currentTimeMillis());15    }16}17The following code snippet demonstrates how to mock private methods in system classes. The test class is annotated with @PrepareForTest(System.class) which tells PowerMock to prepare the System class for testing. The test class itself

mockingFinalMethodsInSystemClassesWorks

Using AI Code Generation

1[INFO] --- maven-surefire-plugin:2.19.1:test (default-test) @ maven-surefire-plugin-test ---2    at samples.junit4.system.SystemClassUserTest.mockingFinalMethodsInSystemClassesWorks(SystemClassUserTest.java:15)3    at samples.junit4.system.SystemClassUserTest.mockingFinalMethodsInSystemClassesWorks(SystemClassUserTest.java:15)4    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)5    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)6    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)7    at java.lang.reflect.Method.invoke(Method.java:498)8    at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)9    at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)10    at org.junit.runners.model.FrameworkMethod.invokeExplosively(Framework

Automation Testing Tutorials

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.