How to use SpyTest class of samples.powermockito.junit4.spy package

Best Powermock code snippet using samples.powermockito.junit4.spy.SpyTest

Source:SpyTest.java

...25import static org.powermock.api.mockito.PowerMockito.spy;26import static org.powermock.api.mockito.PowerMockito.when;27@RunWith(PowerMockRunner.class)28@PrepareForTest({SpyObject.class})29public class SpyTest {30    private SpyObject partialMock = null;31    @Before32    public void setup() throws Exception {33        partialMock = spy(new SpyObject());34    }35    @Test36    public void spyingOnPrivateMethodWorks() throws Exception {37        when(partialMock, "getMyString").thenReturn("ikk2");38        assertThat(partialMock.getMyString(), equalTo("ikk2"));39        assertThat(partialMock.getStringTwo(), equalTo("two"));40    }41}...

SpyTest

Using AI Code Generation

1package samples.powermockito.junit4.spy;2import org.junit.Test;3import org.junit.runner.RunWith;4import org.powermock.core.classloader.annotations.PrepareForTest;5import org.powermock.modules.junit4.PowerMockRunner;6import org.powermock.reflect.Whitebox;7import java.util.List;8import static org.junit.Assert.assertEquals;9import static org.junit.Assert.assertNotNull;10import static org.mockito.Mockito.mock;11import static org.powermock.api.mockito.PowerMockito.spy;12import static org.powermock.api.mockito.PowerMockito.when;13@RunWith(PowerMockRunner.class)14@PrepareForTest(SpyTest.class)15public class SpyTest {16    public void testSpy() throws Exception {17        List<String> list = spy(List.class);18        when(list.get(0)).thenReturn("hello world");19        assertEquals("hello world", list.get(0));20        assertNotNull(list);21    }22    public void testSpyWithConstructor() throws Exception {23        List<String> list = spy(new List() {24            public Object get(int index) {25                return null;26            }27            public int size() {28                return 0;29            }30        });31        when(list.get(0)).thenReturn("hello world");32        assertEquals("hello world", list.get(0));33        assertNotNull(list);34    }35    public void testSpyWithMockito() throws Exception {36        List<String> list = mock(List.class);37        when(list.get(0)).thenReturn("hello world");38        assertEquals("hello world", list.get(0));39        assertNotNull(list);40    }41    public void testSpyWithPowerMockito() throws Exception {42        List<String> list = spy(List.class);43        Whitebox.invokeMethod(list, "add", "hello world");44        assertEquals("hello world", list.get(0));45        assertNotNull(list);46    }47}48As you can see, the first test case uses the spy() method of PowerMockito to create a spy object. The second test case uses the spy() method of PowerMockito to

SpyTest

Using AI Code Generation

1package samples.powermockito.junit4.spy;2import org.junit.Test;3import org.junit.runner.RunWith;4import org.powermock.core.classloader.annotations.PrepareForTest;5import org.powermock.modules.junit4.PowerMockRunner;6import static org.junit.Assert.assertEquals;7import static org.mockito.Mockito.mock;8import static org.mockito.Mockito.spy;9import static org.powermock.api.mockito.PowerMockito.doReturn;10import static org.powermock.api.mockito.PowerMockito.verifyPrivate;11import static org.powermock.api.mockito.PowerMockito.when;12@RunWith(PowerMockRunner.class)13@PrepareForTest(SpyTest.class)14public class SpyTest {15    public void testSpy() throws Exception {16        SpyTest spyTest = spy(new SpyTest());17        when(spyTest, "privateMethod").thenReturn("spy");18        assertEquals("spy", spyTest.publicMethod());19        verifyPrivate(spyTest).invoke("privateMethod");20    }21    private String privateMethod() {22        return "private";23    }24    public String publicMethod() {25        return privateMethod();26    }27}28package samples.powermockito.junit4.spy;29import org.junit.Test;30import org.junit.runner.RunWith;31import org.powermock.core.classloader.annotations.PrepareForTest;32import org.powermock.modules.junit4.PowerMockRunner;33import static org.junit.Assert.assertEquals;34import static org.mockito.Mockito.mock;35import static org.mockito.Mockito.spy;36import static org.powermock.api.mockito.PowerMockito.doReturn;37import static org.powermock.api.mockito.PowerMockito.verifyPrivate;38import static org.powermock.api.mockito.PowerMockito.when;39@RunWith(PowerMockRunner.class)40@PrepareForTest(SpyTest.class)41public class SpyTest {42    public void testSpy() throws Exception {43        SpyTest spyTest = spy(new SpyTest());44        when(spyTest, "privateMethod").thenReturn("spy");45        assertEquals("spy", spyTest.publicMethod());46        verifyPrivate(spyTest).invoke("privateMethod");47    }48    private String privateMethod() {49        return "private";50    }51    public String publicMethod() {52        return privateMethod();53    }54}

SpyTest

Using AI Code Generation

1package samples.powermockito.junit4.spy;2import org.junit.Test;3import org.junit.runner.RunWith;4import org.powermock.core.classloader.annotations.PrepareForTest;5import org.powermock.modules.junit4.PowerMockRunner;6import org.powermock.reflect.Whitebox;7import java.util.LinkedList;8import static org.junit.Assert.assertEquals;9import static org.junit.Assert.assertNotEquals;10import static org.powermock.api.mockito.PowerMockito.*;11@RunWith(PowerMockRunner.class)12@PrepareForTest(LinkedList.class)13public class SpyTest {14    public void testSpy() throws Exception {15        LinkedList<String> spyList = spy(new LinkedList<String>());16        Whitebox.setInternalState(spyList, "size", 100);17        spyList.add("one");18        assertNotEquals(100, spyList.size());19        assertEquals(1, spyList.size());20        verifyPrivate(spyList).invoke("linkLast", "one");21    }22}

SpyTest

Using AI Code Generation

1package samples.powermockito.junit4.spy;2import org.junit.Test;3import org.junit.runner.RunWith;4import org.powermock.core.classloader.annotations.PrepareForTest;5import org.powermock.modules.junit4.PowerMockRunner;6import static org.junit.Assert.assertEquals;7import static org.junit.Assert.assertNotNull;8import static org.junit.Assert.assertNull;9import static org.powermock.api.mockito.PowerMockito.doReturn;10import static org.powermock.api.mockito.PowerMockito.spy;11@RunWith(PowerMockRunner.class)12@PrepareForTest({SpyTest.class})13public class SpyTest {14    public void testSpy() throws Exception {15        final Foo foo = new Foo();16        final Foo spy = spy(foo);17        assertEquals("Foo.bar()", spy.bar());18        doReturn("Hello World").when(spy).bar();19        assertEquals("Hello World", spy.bar());20        doReturn(new RuntimeException()).when(spy).bar();21        assertNull(spy.bar());22        doReturn("Goodbye World").when(spy).bar();23        assertEquals("Goodbye World", spy.bar());24        doReturn("Goodbye World").when(spy, "bar");25        assertEquals("Goodbye World", spy.bar());26        doReturn("Goodbye World").when(spy, "bar", "Hello World");27        assertEquals("Goodbye World", spy.bar("Hello World"));28        doReturn("Goodbye World").when(spy, "bar", new Object[] {"Hello World"});29        assertEquals("Goodbye World", spy.bar("Hello World"));30        doReturn("Goodbye World").when(spy, "bar", new Object[] {"Hello World"});31        assertEquals("Goodbye World", spy.bar("Hello World"));32        doReturn("Goodbye World").when(spy, "bar", "Hello World");33        assertEquals("Goodbye World", spy.bar("Hello

SpyTest

Using AI Code Generation

1@RunWith(PowerMockRunner.class)2@PrepareForTest({SpyTest.class})3public class SpyTest {4    public void testSpy() {5        SpyTest spy = PowerMockito.spy(new SpyTest());6        PowerMockito.when(spy, "methodThatReturnsOne").thenReturn(2);7        int result = spy.methodThatReturnsOne();8        assertEquals(2, result);9    }10    public int methodThatReturnsOne() {11        return 1;12    }13}14	at org.powermock.reflect.internal.WhiteboxImpl.newIllegalArgumentException(WhiteboxImpl.java:135)15	at org.powermock.reflect.internal.WhiteboxImpl.newIllegalArgumentException(WhiteboxImpl.java:141)16	at org.powermock.reflect.internal.WhiteboxImpl.getWhiteboxImpl(WhiteboxImpl.java:99)17	at org.powermock.reflect.internal.WhiteboxImpl.invokeMethod(WhiteboxImpl.java:420)18	at org.powermock.reflect.Whitebox.invokeMethod(Whitebox.java:447)19	at org.powermock.api.mockito.internal.mockcreation.MockCreator.createMock(MockCreator.java:42)20	at org.powermock.api.mockito.internal.mockcreation.MockCreator.createMock(MockCreator.java:26)21	at org.powermock.api.mockito.internal.mockcreation.AbstractMockCreator.createMock(AbstractMockCreator.java:17)22	at org.powermock.api.mockito.PowerMockito.mockStatic(PowerMockito.java:87)23	at org.powermock.api.mockito.PowerMockito.mockStatic(PowerMockito.java:82)24	at org.powermock.api.mockito.PowerMockito.mockStatic(PowerMockito.java:77)25	at org.powermock.api.mockito.PowerMockito.mockStatic(PowerMockito.java:72)26	at org.powermock.api.mockito.PowerMockito.mockStatic(PowerMockito.java:67)27	at org.powermock.api.mockito.PowerMockito.mockStatic(PowerMockito.java:62)28	at org.powermock.api.mockito.PowerMockito.mockStatic(PowerMockito.java:57)29	at org.powermock.api.mockito.PowerMockito.mockStatic(PowerMockito.java:52)30	at org.powermock.api.mockito.PowerMockito.mockStatic(PowerMockito.java:47)31	at org.powermock.api.mockito.PowerMockito.mockStatic(PowerMockito.java:42)32	at org.powermock.api.mockito.PowerMockito.mockStatic(PowerMockito.java:37)33	at org.powermock.api.mockito.PowerMockito.mockStatic(P

SpyTest

Using AI Code Generation

1import samples.powermockito.junit4.spy.SpyTest;2import java.util.ArrayList;3import java.util.List;4import static org.junit.Assert.assertEquals;5import static org.mockito.Mockito.mock;6import static org.mockito.Mockito.verify;7import static org.mockito.Mockito.when;8import org.junit.Test;9import org.junit.runner.RunWith;10import org.powermock.api.mockito.PowerMockito;11import org.powermock.core.classloader.annotations.PrepareForTest;12import org.powermock.modules.junit4.PowerMockRunner;13@RunWith(PowerMockRunner.class)14@PrepareForTest({SpyTest.class})15public class SpyTest {16public void testSpy() throws Exception {17List list = new ArrayList();18List spy = PowerMockito.spy(list);19when(spy.size()).thenReturn(100);20spy.add("one");21spy.add("two");22verify(spy).add("one");23verify(spy).add("two");24}25}26package org.kodejava.example.powermockito.junit4;27import org.junit.Test;28import org.junit.runner.RunWith;29import org.powermock.api.mockito.PowerMockito;30import org.powermock.core.classloader.annotations.PrepareForTest;31import org.powermock.modules.junit4.PowerMockRunner;32import static org.junit.Assert.assertEquals;33import static org.mockito.Mockito.when;34@RunWith(PowerMockRunner.class)35@PrepareForTest({Math.class})36public class PowerMockitoMockStaticMethodTest {37public void testMockStaticMethod() {38PowerMockito.mockStatic(Math.class);

SpyTest

Using AI Code Generation

1@RunWith(PowerMockRunner.class)2@PowerMockRunnerDelegate(JUnit4.class)3@PrepareForTest({PowerMockitoTest.class})4public class PowerMockitoTest {5    public void testSpyingOnRealObjects() {6        List list = new LinkedList();7        List spy = spy(list);8        when(spy.size()).thenReturn(100);9        spy.add("one");10        spy.add("two");11        System.out.println(spy.get(0));12        System.out.println(spy.size());13        verify(spy).add("one");14        verify(spy).add("two");15    }16}17@RunWith(PowerMockRunner.class)18@PowerMockRunnerDelegate(JUnit4.class)19@PrepareForTest({PowerMockitoTest.class})20public class PowerMockitoTest {21    List list = new LinkedList();22    public void testSpyingOnRealObjects() {23        when(list.size()).thenReturn(100);24        list.add("one");25        list.add("two");26        System.out.println(list.get(0));27        System.out.println(list.size());28        verify(list).add("one");29        verify(list).add("two");30    }31}

SpyTest

Using AI Code Generation

1public void testSpy() throws Exception {2    SpyTest test = new SpyTest();3    test = spy(test);4    when(test.getSpy()).thenReturn(100);5    assertEquals(100, test.getSpy());6}7public void testSpyAnnotation() throws Exception {8    SpyTest test = spy(new SpyTest());9    when(test.getSpy()).thenReturn(100);10    assertEquals(100, test.getSpy());11}12public void testSpyAnnotationWithStubbing() throws Exception {13    SpyTest test = spy(new SpyTest());14    doReturn(100).when(test).getSpy();15    assertEquals(100, test.getSpy());16}17public void testSpyAnnotationWithStubbing2() throws Exception {18    SpyTest test = spy(new SpyTest());19    doReturn(100).when(test).getSpy();20    assertEquals(100, test.getSpy());21    assertEquals(100, test.getSpy());22}23public void testSpyAnnotationWithStubbing3() throws Exception {24    SpyTest test = spy(new SpyTest());25    doReturn(100).when(test).getSpy();26    assertEquals(100, test.getSpy());27    assertEquals(100, test.getSpy());28    assertEquals(100, test.getSpy());29}30public void testSpyAnnotationWithStubbing4() throws Exception {31    SpyTest test = spy(new SpyTest());32    doReturn(100).when(test).getSpy();33    assertEquals(100, test.getSpy());34    assertEquals(100, test.getSpy());35    assertEquals(100, test.getSpy());36    assertEquals(100, test.getSpy());37}38public void testSpyAnnotationWithStubbing5() throws Exception {39    SpyTest test = spy(new SpyTest());40    doReturn(100).when(test).getSpy();

SpyTest

Using AI Code Generation

1class SpyTest {2    private List list;3    private List spy;4    public void setUp() {5        list = new LinkedList();6        spy = Spy.on(list);7    }8    public void testSpy() {9        when(spy.size()).thenReturn(100);10        assertEquals(100, spy.size());11        verify(spy).size();12        spy.add("one");13        spy.add("two");14        assertEquals("one", spy.get(0));15        assertEquals("two", spy.get(1));16        verify(spy).add("one");17        verify(spy).add("two");18        verifyNoMoreInteractions(spy);19    }20}21The when() method is used to stub the size() method and returns 100 . The verify() method is used to verify that the size() method is called

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.