How to use PowerMockito class of org.powermock.api.mockito package

Best Powermock code snippet using org.powermock.api.mockito.PowerMockito

Source:NavigationCheckerTest.java

...11import org.mockito.Mock;12import org.mockito.Mockito;13import org.mockito.MockitoAnnotations;14import org.powermock.api.easymock.PowerMock;15import org.powermock.api.mockito.PowerMockito;16import org.powermock.core.classloader.annotations.PrepareForTest;17import org.powermock.modules.junit4.PowerMockRunner;18import static junit.framework.Assert.assertEquals;19import static org.powermock.api.support.membermodification.MemberMatcher.method;20import static org.powermock.api.support.membermodification.MemberMatcher.constructor;21import java.util.ArrayList;22import javax.xml.validation.Validator;23/**24 * NavigationChecker is to check the user's current location and compares with25 * navigation instructions. getPosition is tested in the test case.26 */27@RunWith(PowerMockRunner.class)28@PrepareForTest({AsyncTask.class, JSONArray.class})29public class NavigationCheckerTest {30    @Mock31    private Location userLoc;32    @Mock33    private Location destLoc;34    @Mock35    private ArrayList<Position> list;36    private NavigationChecker checker;37    /**38     * SetUp for the later test usage.39     * @throws Exception40     */41    @Before42    public void setup() throws Exception{43        String url = "http://eldersmapapi.herokuapp.com/api/route";44        JSONObject object = Mockito.mock(JSONObject.class);45        PowerMockito.whenNew(JSONObject.class).withNoArguments().thenReturn(object);46        JSONArray jsonArray = PowerMockito.mock(JSONArray.class);47        userLoc = PowerMockito.mock(Location.class);48        destLoc = PowerMockito.mock(Location.class);49        MockitoAnnotations.initMocks(this);50        PowerMockito.when(userLoc.getLongitude()).thenReturn(0.0);51        PowerMockito.when(userLoc.getLatitude()).thenReturn(0.0);52        PowerMockito.when(destLoc.getLatitude()).thenReturn(0.0);53        PowerMockito.when(destLoc.getLatitude()).thenReturn(0.0);54        Mockito.doReturn(0.0).when(object).get("curLatitude");55        Mockito.doReturn(0.0).when(object).get("curLongitude");56        Mockito.doReturn(0.0).when(object).get("desLatitude");57        Mockito.doReturn(0.0).when(object).get("desLongitude");58        HTTPPostRequest request = PowerMockito.mock(HTTPPostRequest.class);59        PowerMockito.whenNew(HTTPPostRequest.class).withAnyArguments().thenReturn(request);60        AsyncTask<JSONObject, Void, String> task = Mockito.mock(AsyncTask.class);61        PowerMockito.whenNew(AsyncTask.class).withAnyArguments().thenReturn(task);62        // Initialise a mock String for task.get(), as a result.63        String testMockString = PowerMock.createMock(String.class);64        PowerMockito.whenNew(String.class).withAnyArguments().thenReturn(testMockString);65        PowerMockito.when(request.execute(object)).thenReturn(task);66        PowerMockito.when(task.get()).thenReturn("Hello");67        AsyncTask task1 = request.execute(object);68        PowerMockito.whenNew(JSONArray.class).withAnyArguments().69                thenReturn(jsonArray);70        PowerMockito.when(jsonArray.length()).thenReturn(1);71        PowerMockito.suppress(constructor(JSONArray.class,Object.class));72        PowerMockito.suppress(method(AsyncTask.class,"get"));73        PowerMockito.suppress(method(HTTPPostRequest.class,"execute",JSONObject.class));74    }75    /**76     * Test getPositions.77     * If success, It should return a list of Positions.78     */79    @Test80    public void getPositions() throws Exception{81        AsyncTask task = PowerMockito.mock(AsyncTask.class, Mockito.CALLS_REAL_METHODS);82        PowerMockito.when(task.get()).thenReturn("Hello");83        NavigationChecker checker = PowerMockito.mock(NavigationChecker.class);84        PowerMockito.when(checker.getPositions()).thenReturn(list);85        assertEquals(list, checker.getPositions());86    }87}...

Source:Powermock_test.java

1package test.java;2import static junit.framework.Assert.assertEquals;3import static org.powermock.api.mockito.PowerMockito.spy;4import main.java.Utility;5import org.junit.Test;6import org.junit.runner.RunWith;7import org.mockito.Mockito;8import org.powermock.api.mockito.PowerMockito;9import org.powermock.core.classloader.annotations.PowerMockIgnore;10import org.powermock.core.classloader.annotations.PrepareForTest;11import org.powermock.modules.junit4.PowerMockRunner;12@RunWith(PowerMockRunner.class)13@PrepareForTest(Utility.class)14@PowerMockIgnore("jdk.internal.reflect.*")15public class Powermock_test {16    @Test17    public void TestFinalMethod_WithPowerMock() throws Exception {18        String message = " PowerMock with Mockito and JUnit ";19        Utility uti = PowerMockito.mock(Utility.class);20        PowerMockito.whenNew(Utility.class).withNoArguments().thenReturn(uti);21        Utility uti2 =  new Utility();22        PowerMockito.verifyNew(Utility.class).withNoArguments();23        PowerMockito.when(uti2.finalMethod(message)).thenReturn(message);24        String message2 = uti2.finalMethod(message);25        Mockito.verify(uti2).finalMethod(message);26        assertEquals(message, message2);27    }28    @Test29    public void TestStaticMethod_WithPowerMock() {30        String call = " Hi there, I'm using PowerMock with Mockito ";31        PowerMockito.mockStatic(Utility.class);32        PowerMockito.when(Utility.staticMethod(call)).thenReturn(" Call Expectation for you. ");33        String actualcall = Utility.staticMethod(call);34        assertEquals(" Call Expectation for you. ", actualcall);35    }36    @Test37    public void TestPrivateMethod_WithPowerMock() throws Exception {38        String message = " PowerMock with Mockito and JUnit ";39        String expectedmessage = " Using with EasyMock ";40        Utility mock = spy(new Utility());41        PowerMockito.doReturn(expectedmessage).when(mock, "privateMethod", message);42        String actualmessage = mock.callPrivateMethod(message);43        assertEquals(expectedmessage, actualmessage);44    }45}46/*47powermock.module.junit4 (2.0.9)48powermock.api.mockito2 (2.0.9)49Its important to take the latest versions, because the earlier versions won't work past java8,50    and its also important to take powermock.api.mockito2 since powermock.api.mockito does not work with the later versions of powermock51SUPPOSEDLY for testing final, static, or private methods52however, implementing many final or static methods isn't considered good coding practices, so in practice PowerMock shouldn't be relied upon53in addition: Mockito has already implemented the features that PowerMock has added to Mockito so there's really no reason to use PowerMock anymore,54    ESPECIALLY given that its not maintained anymore55*/...

Source:LuckyNumberGeneratorUnitTest.java

1package com.baeldung.powermockito.introduction;2import static org.junit.Assert.assertEquals;3import static org.powermock.api.mockito.PowerMockito.doReturn;4import static org.powermock.api.mockito.PowerMockito.spy;5import static org.powermock.api.mockito.PowerMockito.verifyPrivate;6import static org.powermock.api.mockito.PowerMockito.when;7import org.junit.Test;8import org.junit.runner.RunWith;9import org.mockito.ArgumentMatchers;10import org.powermock.core.classloader.annotations.PrepareForTest;11import org.powermock.modules.junit4.PowerMockRunner;12@RunWith(PowerMockRunner.class)13@PrepareForTest(fullyQualifiedNames = "com.baeldung.powermockito.introduction.LuckyNumberGenerator")14public class LuckyNumberGeneratorUnitTest {15    @Test16    public final void givenPrivateMethodWithReturn_whenUsingPowerMockito_thenCorrect() throws Exception {17        LuckyNumberGenerator mock = spy(new LuckyNumberGenerator());18        when(mock, "getDefaultLuckyNumber").thenReturn(300);19        int result = mock.getLuckyNumber(null);20        assertEquals(300, result);21    }22    @Test23    public final void givenPrivateMethodWithArgumentAndReturn_whenUsingPowerMockito_thenCorrect() throws Exception {24        LuckyNumberGenerator mock = spy(new LuckyNumberGenerator());25        doReturn(1).when(mock, "getComputedLuckyNumber", ArgumentMatchers.anyInt());26        int result = mock.getLuckyNumber("Jack");27        assertEquals(1, result);28    }29    @Test30    public final void givenPrivateMethodWithNoArgumentAndReturn_whenUsingPowerMockito_thenCorrect() throws Exception {31        LuckyNumberGenerator mock = spy(new LuckyNumberGenerator());32        int result = mock.getLuckyNumber("Tyranosorous");33        verifyPrivate(mock).invoke("saveIntoDatabase", ArgumentMatchers.anyString());34        assertEquals(10000, result);35    }36}...

PowerMockito

Using AI Code Generation

1import org.powermock.api.mockito.PowerMockito;2import org.powermock.core.classloader.annotations.PrepareForTest;3import org.powermock.modules.junit4.PowerMockRunner;4import org.powermock.modules.junit4.PowerMockRunnerDelegate;5import org.junit.Before;6import org.junit.Test;7import org.junit.runner.RunWith;8import org.junit.runners.JUnit4;9import static org.junit.Assert.*;10@RunWith(PowerMockRunner.class)11@PowerMockRunnerDelegate(JUnit4.class)12@PrepareForTest({4.class})13public class 4Test {14    4 test;15    public void setUp() {16        test = new 4();17    }18    public void test() {19        PowerMockito.mockStatic(4.class);20        PowerMockito.when(4.method()).thenReturn("mocked");21        assertEquals("mocked", test.method());22    }23}24public class 4 {25    public static String method() {26        return "original";27    }28}29java.lang.NoSuchMethodError: org.powermock.api.mockito.internal.verification.VerificationModeFactory$AtMost.atMost(I)Lorg/powermock/api/mockito/internal/verification/VerificationModeFactory$AtMost;30    at org.powermock.api.mockito.internal.verification.VerificationModeFactory.atMost(VerificationModeFactory.java:74)31    at org.powermock.api.mockito.internal.verification.VerificationModeFactory.atMost(VerificationModeFactory.java:70)32    at org.powermock.api.mockito.internal.verification.VerificationModeFactory.atMost(VerificationModeFactory.java:66)33    at org.powermock.api.mockito.internal.verification.VerificationModeFactory.atMost(VerificationModeFactory.java:62)34    at org.powermock.api.mockito.internal.verification.VerificationModeFactory.atMost(VerificationModeFactory.java:58)35    at org.powermock.api.mockito.internal.verification.VerificationModeFactory.atMost(VerificationModeFactory.java:54)36    at org.powermock.api.mockito.internal.verification.VerificationModeFactory.atMost(VerificationModeFactory.java:50)37    at org.powermock.api.mockito.internal.verification.VerificationModeFactory.atMost(VerificationModeFactory.java:46)38    at org.powermock.api.mockito.internal.verification.VerificationModeFactory.atMost(VerificationModeFactory.java:42)

PowerMockito

Using AI Code Generation

1package com.powermock;2import static org.junit.Assert.assertEquals;3import static org.mockito.Mockito.when;4import org.junit.Test;5import org.junit.runner.RunWith;6import org.powermock.api.mockito.PowerMockito;7import org.powermock.core.classloader.annotations.PrepareForTest;8import org.powermock.modules.junit4.PowerMockRunner;9import com.powermock.Employee;10import com.powermock.EmployeeService;11@RunWith(PowerMockRunner.class)12@PrepareForTest(EmployeeService.class)13public class PowerMockitoTest {14public void testGetEmployeeName() throws Exception {15Employee employee = PowerMockito.mock(Employee.class);16EmployeeService employeeService = PowerMockito.mock(EmployeeService.class);17PowerMockito.when(employeeService.getEmployee()).thenReturn(employee);18PowerMockito.when(employee.getName()).thenReturn("John");19String empName = employeeService.getEmployee().getName();20assertEquals("John", empName);21}22}23package com.powermock;24public class EmployeeService {25public static String getEmployeeName() {26return Employee.getEmployeeName();27}28}29package com.powermock;30public class Employee {31public static String getEmployeeName() {32return "John";33}34}35package com.powermock;36import static org.junit.Assert.assertEquals;37import static org.mockito.Mockito.when;38import org.junit.Test;39import org.junit.runner.RunWith;40import org.powermock.api.mockito.PowerMockito;41import org.powermock.core.classloader.annotations.PrepareForTest;42import org.powermock.modules.junit4.PowerMockRunner;43import com.powermock.Employee;44import com.powermock.EmployeeService;45@RunWith(PowerMockRunner.class)46@PrepareForTest(EmployeeService.class)47public class PowerMockitoTest {48public void testGetEmployeeName() throws Exception {49Employee employee = PowerMockito.mock(Employee.class);50EmployeeService employeeService = PowerMockito.mock(EmployeeService.class);51PowerMockito.when(employeeService.getEmployee()).thenReturn(employee);52PowerMockito.when(employee.getName()).thenReturn("John");53String empName = employeeService.getEmployee().getName();54assertEquals("John", empName

PowerMockito

Using AI Code Generation

1package com.automation;2import static org.junit.Assert.*;3import static org.powermock.api.mockito.PowerMockito.*;4import org.junit.Test;5import org.junit.runner.RunWith;6import org.mockito.Mock;7import org.powermock.core.classloader.annotations.PrepareForTest;8import org.powermock.modules.junit4.PowerMockRunner;9@RunWith(PowerMockRunner.class)10@PrepareForTest({PowerMockitoExample.class})11public class PowerMockitoExampleTest {12	private PowerMockitoExample powerMockitoExample;13	public void testPowerMockitoExample() {14		PowerMockitoExample spy = spy(new PowerMockitoExample());15		doNothing().when(spy).print();16		spy.print();17	}18}

PowerMockito

Using AI Code Generation

1import org.powermock.api.mockito.PowerMockito;2import org.mockito.Mockito;3import org.junit.runner.RunWith;4import org.powermock.modules.junit4.PowerMockRunner;5import org.powermock.modules.junit4.PowerMockRunnerDelegate;6import org.powermock.modules.junit4.PowerMockRunnerDelegateClass;7import org.powermock.core.classloader.annotations.PrepareForTest;8import org.junit.Test;9import org.mockito.Mock;10import org.mockito.InjectMocks;11import org.mockito.Captor;12import org.junit.runner.RunWith;13import org.powermock.modules.junit4.PowerMockRunner;14import org.powermock.modules.junit4.PowerMockRunnerDelegate;15import org.powermock.modules.junit4.PowerMockRunnerDelegateClass;16import org.powermock.core.classloader.annotations.PrepareForTest;17import org.junit.Test;18import org.mockito.Mock;19import org.mockito.InjectMocks;20import org.mockito.Captor;21import org.mockito.ArgumentCaptor;22import org.mockito.Mockito;23import org.powermock.api.mockito.PowerMockito;24import org.powermock.api.mockito.PowerMockito;25import org.mockito.Mockito;26import org.junit.runner.RunWith;27import org.powermock.modules.junit4.PowerMockRunner;28import org.powermock.modules.junit4.PowerMockRunnerDelegate;29import org.powermock.modules.junit4.PowerMockRunnerDelegateClass;30import org.powermock.core.classloader.annotations.PrepareForTest;

PowerMockito

Using AI Code Generation

1package com.powermockito;2import static org.mockito.Mockito.mock;3import static org.powermock.api.mockito.PowerMockito.mockStatic;4import static org.powermock.api.mockito.PowerMockito.when;5import org.junit.Test;6import com.powermockito.model.Service;7import com.powermockito.service.ServiceImpl;8import com.powermockito.service.ServiceInterface;9public class TestService {10public void testService() {11Service service = mock(Service.class);12mockStatic(ServiceImpl.class);13when(ServiceImpl.getService()).thenReturn(service);14ServiceInterface serviceInterface = new ServiceImpl();15Service service1 = serviceInterface.getService();16System.out.println(service1);17}18}

PowerMockito

Using AI Code Generation

1package com.powermockito;2import org.powermock.api.mockito.PowerMockito;3import org.powermock.api.mockito.expectation.PowerMockitoStubber;4import org.powermock.api.mockito.internal.mockcreation.MockSettingsImpl;5import org.powermock.core.classloader.annotations.PrepareForTest;6import org.powermock.modules.junit4.PowerMockRunner;7import org.powermock.reflect.Whitebox;8import org.junit.Test;9import org.junit.runner.RunWith;10import static org.mockito.Mockito.*;11import static org.powermock.api.mockito.PowerMockito.*;12@RunWith(PowerMockRunner.class)13@PrepareForTest({Class1.class, Class2.class})14public class PowerMockitoTest {15    public void testPowerMockito() throws Exception {16        Class1 class1 = PowerMockito.mock(Class1.class);17        Class2 class2 = PowerMockito.mock(Class2.class);18        PowerMockito.when(class1, "method1").thenReturn(5);19        PowerMockito.when(class1, "method2", 5).thenReturn(10);20        PowerMockito.when(class1, "method3", anyString()).thenCallRealMethod();21        PowerMockito.when(class1, "method4").thenThrow(new RuntimeException());22        PowerMockito.when(class2, "method5", anyString()).thenThrow(new RuntimeException());23        PowerMockito.when(class1, "method6").thenAnswer(invocation -> {24            Class1 class1Object = invocation.getMock();25            return class1Object.method1();26        });27        PowerMockito.when(class1, "method7").thenCallRealMethod();28        PowerMockito.doNothing().when(class1, "method8");29        PowerMockito.doNothing().when(class1, "method9", anyString());30        PowerMockito.doCallRealMethod().when(class1, "method10");31        PowerMockito.doReturn(5).when(class1, "method11");32        PowerMockito.doReturn(5).when(class1, "method12", anyString());33        PowerMockito.doThrow(new RuntimeException()).when(class1, "method13");34        PowerMockito.doThrow(new RuntimeException()).when(class1, "method14", anyString());35        PowerMockito.doAnswer(invocation -> {36            Class1 class1Object = invocation.getMock();37            return class1Object.method1();38        }).when(class1, "method15");39        PowerMockito.doCallRealMethod().when(class1, "

PowerMockito

Using AI Code Generation

1package com.powermock;2import static org.mockito.Mockito.*;3import static org.powermock.api.mockito.PowerMockito.*;4import org.junit.Test;5public class PowerMockitoTest {6    public void testMockFinalMethod() throws Exception {7        Foo foo = mock(Foo.class);8        when(foo.isAlive()).thenReturn(true);9        System.out.println(foo.isAlive());10    }11}12package com.powermock;13import static org.mockito.Mockito.*;14import static org.powermock.api.mockito.PowerMockito.*;15import org.junit.Test;16public class PowerMockitoTest {17    public void testMockFinalMethod() throws Exception {18        Foo foo = mock(Foo.class);19        when(foo.isAlive()).thenReturn(true);20        System.out.println(foo.isAlive());21    }22}23package com.powermock;24import static org.mockito.Mockito.*;25import static org.powermock.api.mockito.PowerMockito.*;26import org.junit.Test;27public class PowerMockitoTest {28    public void testMockFinalMethod() throws Exception {29        Foo foo = mock(Foo.class);30        when(foo.isAlive()).thenReturn(true);31        System.out.println(foo.isAlive());32    }33}34package com.powermock;35import static org.mockito.Mockito.*;36import static org.powermock.api.mockito.PowerMockito.*;37import org.junit.Test;38public class PowerMockitoTest {39    public void testMockFinalMethod() throws Exception {40        Foo foo = mock(Foo.class);41        when(foo.isAlive()).thenReturn(true);42        System.out.println(foo.isAlive());43    }44}45package com.powermock;46import static org.mockito.Mockito.*;47import static org.powermock.api.mockito.PowerMockito.*;48import org.junit.Test;49public class PowerMockitoTest {50    public void testMockFinalMethod() throws Exception {51        Foo foo = mock(Foo.class);52        when(foo.isAlive()).thenReturn(true);53        System.out.println(foo.isAlive

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.