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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

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