KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use Log4jMockPolicy class of org.powermock.api.easymock.mockpolicies package

Best Powermock code snippet using org.powermock.api.easymock.mockpolicies.Log4jMockPolicy

Source:Log4jUserTest.java

1package demo.org.powermock.examples;2import org.apache.log4j.Logger;3import org.junit.Test;4import org.junit.runner.RunWith;5import org.powermock.api.easymock.mockpolicies.Log4jMockPolicy;6import org.powermock.core.classloader.annotations.MockPolicy;7import org.powermock.core.classloader.annotations.PrepareOnlyThisForTest;8import org.powermock.modules.junit4.PowerMockRunner;9import org.powermock.reflect.Whitebox;10import static org.easymock.EasyMock.expect;11import static org.junit.Assert.assertEquals;12import static org.junit.Assert.assertTrue;13import static org.powermock.api.easymock.PowerMock.*;14@RunWith(PowerMockRunner.class)15@PrepareOnlyThisForTest(Log4jUser.class)16@MockPolicy(Log4jMockPolicy.class)17public class Log4jUserTest {18	@Test19	public void assertThatLog4jMockPolicyWorks() throws Exception {20		final Log4jUser tested = createPartialMockAndInvokeDefaultConstructor(Log4jUser.class, "getMessage");21		final String otherMessage = "other message";22		final String firstMessage = "first message and ";23		expect(tested.getMessage()).andReturn(firstMessage);24		replayAll();25		final String actual = tested.mergeMessageWith(otherMessage);26		Class<? extends Logger> class1 = Whitebox.getInternalState(Log4jUserParent.class, Logger.class).getClass();27		assertTrue(class1.getName().contains("org.apache.log4j.Logger$$EnhancerByCGLIB$$"));28		verifyAll();29		assertEquals(firstMessage + otherMessage, actual);30	}31}...

Log4jMockPolicy

Using AI Code Generation

1public class Log4jMockPolicy extends AbstractNoOpPolicy {2    public void applyClassLoadingPolicy(final ClassLoader loader) {3    }4    public void applyInterceptionPolicy(final Object target) {5    }6    public void applyStaticInitializationPolicy(final Class<?> target) {7    }8}9@PrepareForTest({Logger.class})10@RunWith(PowerMockRunner.class)11public class TestLog4j {12    public void testLog4j() {13    }14}15@PowerMockIgnore({"javax.management.*", "javax.script.*", "javax.crypto.*", "javax.net.ssl.*", "javax.security.*", "javax.xml.parsers.*", "com.sun.org.apache.xerces.internal.jaxp.*", "com.sun.org.apache.xalan.internal.xsltc.trax.*", "org.xml.sax.*", "org.w3c.dom.*", "com.sun.org.apache.xerces.internal.jaxp.*", "com.sun.org.apache

Log4jMockPolicy

Using AI Code Generation

1@PrepareForTest({Log4jMockPolicy.class, Logger.class})2public class Log4jMockPolicyTest {3    private static final Logger LOG = Logger.getLogger(Log4jMockPolicyTest.class);4    public void test() throws Exception {5        final Log4jMockPolicy policy = new Log4jMockPolicy();6        final Logger logger = Logger.getLogger("test");7        final Appender appender = EasyMock.createMock(Appender.class);8        appender.doAppend(EasyMock.anyObject(LoggingEvent.class));9        EasyMock.expectLastCall().times(1);10        EasyMock.replay(appender);11        policy.addAppender("test", appender);12        logger.info("test");13        EasyMock.verify(appender);14    }15}16@PrepareForTest({Log4jMockPolicy.class, Logger.class})17public class Log4jMockPolicyTest {18    private static final Logger LOG = Logger.getLogger(Log4jMockPolicyTest.class);19    public void test() throws Exception {20        final Log4jMockPolicy policy = new Log4jMockPolicy();21        final Logger logger = Logger.getLogger("test");22        final Appender appender = EasyMock.createMock(Appender.class);23        appender.doAppend(EasyMock.anyObject(LoggingEvent.class));24        EasyMock.expectLastCall().times(1);25        EasyMock.replay(appender);26        policy.addAppender("test", appender);27        logger.info("test");28        EasyMock.verify(appender);29    }30}31@PrepareForTest({Log4jMockPolicy.class, Logger.class})32public class Log4jMockPolicyTest {33    private static final Logger LOG = Logger.getLogger(Log4jMockPolicyTest.class);34    public void test() throws Exception {35        final Log4jMockPolicy policy = new Log4jMockPolicy();36        final Logger logger = Logger.getLogger("test");37        final Appender appender = EasyMock.createMock(Appender.class);38        appender.doAppend(EasyMock.anyObject(LoggingEvent.class));39        EasyMock.expectLastCall().times(1);40        EasyMock.replay(appender);41        policy.addAppender("test", appender);

Log4jMockPolicy

Using AI Code Generation

1@RunWith(PowerMockRunner.class)2@PrepareForTest({LoggerFactory.class})3@PowerMockIgnore("javax.management.*")4public class Log4jMockPolicyTest {5    public void testLog4jMockPolicy() {6        Logger logger = LoggerFactory.getLogger("Log4jMockPolicyTest");7        Log4jMockPolicy mockPolicy = new Log4jMockPolicy();8        mockPolicy.apply(logger, null, null, null, null);9        logger.info("Hello World!");10    }11}12PowerMock can be used to mock static methods of other classes as well. For example, the following test class uses the PowerMockito.mockStatic() method to mock the static method of the Calendar class:13package com.baeldung.powermock;14import org.junit.Test;15import org.junit.runner.RunWith;16import org.powermock.api.mockito.PowerMockito;17import org.powermock.core.classloader.annotations.PrepareForTest;18import org.powermock.modules.junit4.PowerMockRunner;19import java.util.Calendar;20import java.util.Date;21import static org.junit.Assert.assertEquals;22import static org.powermock.api.mockito.PowerMockito.when;23@RunWith(PowerMockRunner.class)24@PrepareForTest({Calendar.class})25public class CalendarStaticMethodMockingUnitTest {26    public void givenCalendarClass_whenMockingStaticMethod_thenCorrect() {27        Calendar calendar = Calendar.getInstance();28        calendar.set(2014, 1, 1);29        Date date = calendar.getTime();30        PowerMockito.mockStatic(Calendar.class);31        when(Calendar.getInstance()).thenReturn(calendar);32        assertEquals(date, Calendar.getInstance().getTime());33    }34}

Log4jMockPolicy

Using AI Code Generation

1@PrepareForTest({Logger.class, Log4jMockPolicy.class})2public class Log4jMockPolicyTest {3    public void testMockStaticMethod() {4        Log4jMockPolicy mockPolicy = new Log4jMockPolicy();5        mockPolicy.applyPolicy(null, null, null, null, null);6        PowerMockito.mockStatic(Logger.class);7        Logger.getLogger(Log4jMockPolicyTest.class).info("Hello");8        PowerMockito.verifyStatic();9        Logger.getLogger(Log4jMockPolicyTest.class).info("Hello");10    }11}

Log4jMockPolicy

Using AI Code Generation

1@PrepareForTest({Logger.class})2@PowerMockPolicy(Log4jMockPolicy.class)3public class Log4jMockPolicyTest {4    public void testLog4j() {5        PowerMockito.mockStatic(Logger.class);6        Logger logger = PowerMockito.mock(Logger.class);7        PowerMockito.when(Logger.getLogger(Log4jMockPolicyTest.class)).thenReturn(logger);8        PowerMockito.when(logger.isDebugEnabled()).thenReturn(true);9        PowerMockito.doNothing().when(logger).debug(Mockito.anyString());10        Log4jMockPolicy.log("test");11        PowerMockito.verifyStatic();12        Logger.getLogger(Log4jMockPolicyTest.class);13        Mockito.verify(logger, Mockito.times(1)).isDebugEnabled();14        Mockito.verify(logger, Mockito.times(1)).debug(Mockito.anyString());15    }16}17@PrepareForTest({Logger.class})18@PowerMockPolicy(Log4jMockPolicy.class)19public class Log4jMockPolicyTest {20    public void testLog4j() {21        PowerMockito.mockStatic(Logger.class);22        Logger logger = PowerMockito.mock(Logger.class);23        PowerMockito.when(Logger.getLogger(Log4jMockPolicyTest.class)).thenReturn(logger);24        PowerMockito.when(logger.isDebugEnabled()).thenReturn(true);25        PowerMockito.doNothing().when(logger).debug(Mockito.anyString());26        Log4jMockPolicy.log("test");

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.