How to use Spy class of org.mockito package

Best Mockito code snippet using org.mockito.Spy

Source:CalculatorMockTest.java Github

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...3import org.junit.Before;4import org.junit.Test;5import org.mockito.Mock;6import org.mockito.MockitoAnnotations;7import org.mockito.Spy;8import org.mockito.cglib.proxy.Proxy;9import java.util.ArrayList;10import java.util.List;11import static org.junit.Assert.assertEquals;12import static org.mockito.Matchers.anyString;13import static org.mockito.Mockito.atLeast;14import static org.mockito.Mockito.atMost;15import static org.mockito.Mockito.doCallRealMethod;16import static org.mockito.Mockito.doNothing;17import static org.mockito.Mockito.doReturn;18import static org.mockito.Mockito.mock;19import static org.mockito.Mockito.never;20import static org.mockito.Mockito.spy;21import static org.mockito.Mockito.timeout;22import static org.mockito.Mockito.times;23import static org.mockito.Mockito.verify;24import static org.mockito.Mockito.verifyNoMoreInteractions;25import static org.mockito.Mockito.verifyZeroInteractions;26import static org.mockito.Mockito.when;27/​**28 * Created by Lin.Hou on 2017/​9/​22.29 */​30public class CalculatorMockTest {31 /​/​Mock和Spy的区别，一个是主动性，一个是被动性的，主动性是Mock，期望调用多少次，与实际调用相比较，Spy不确定调用多少次，只能记录调用次数，传入参数等32 @Mock33 List list;34 /​/​监视器35 @Spy36 ArrayList spyList;37 @Mock38 Calculator calculator1;39 @Spy40 Calculator calculator2;41 /​/​以下几个是测试用的42 @Spy43 SpyUnit spyUnit;44 @Spy45 SpyUnit2 spyUnit2;46 @Mock47 SpyUnit2 mockUnit2;48 @Spy49 ArrayList spyUnit2List;50 @Spy51 SpyUnit3 spyUnit3;52 @Spy53 Calculator spyCalculator1;54 @Spy55 Calculator spyCalculator2;56 @Before57 public void setUp() throws Exception {58 MockitoAnnotations.initMocks(this);59 }60 @After61 public void tearDown() throws Exception {62 }63 @Test64 public void correctMockforVerify() throws Exception{65 list.add("String1");66 list.add("String1");67 list.add("String2");68 list.add("String3");69 list.add("String4");70 list.add(anyString());71 /​/​验证add方法被调用72 verify(list).add("String2");73 /​/​除了anyString还有anyChar，anyInt，anyBoolean，anyList等等74 /​/​ verify(list).add(anyString());75 /​/​time的作用就是将验证这个方法调用的次数76 verify(list,times(2)).add("String1");77 /​/​verify(list,times(2)).add("String2");78 verify(list,never()).add("String10");/​/​从来没有发生过79 verify(list,atLeast(1)).add("String1");/​/​最少被调用一次，最少调用次数80 verify(list,atMost(2)).add("String1");/​/​最多被调用2次，最多调用次数81 }82 @Test83 public void errorMockforVerify() throws Exception{84 list.add("String1");85 list.add("String1");86 list.add("String2");87 list.add("String3");88 list.add("String4");89 list.add(anyString());90 verify(list,times(2)).add("String2");91 verify(list,never()).add("String4");92 verify(list,atMost(2)).add("String3");/​/​最多被调用2次，最多调用次数93 }94 @Test95 public void correctMockforAny() throws Exception{96 list.add(anyString());97 /​/​除了anyString还有anyChar，anyInt，anyBoolean，anyList等等98 verify(list).add(anyString());99 }100 @Test101 public void correctMockforAny1() throws Exception{102 list.add("ssss");103 /​/​除了anyString还有anyChar，anyInt，anyBoolean，anyList等等104 verify(list).add(anyString());105 }106 @Test107 public void correctMockforWhen() throws Exception{108 when(list.get(0)).thenReturn("String");109 System.out.println(list.get(0));110 assertEquals("String",list.get(0));111 }112 @Test113 public void correctMockforWhen1() throws Exception{114 /​/​因为是用@Spy注解的，所以在get（0）的是一定会数组越界，所以想要返回某个值得时候请用correctMockforSpyReturn的例子115 when(spyList.get(0)).thenReturn("String");116 System.out.println(spyList.get(0));117 }118 @Test119 public void correctMockforSpyReturn() throws Exception{120 doReturn("String").when(spyList).get(0);121 System.out.println(spyList.get(0));122 }123 @Test124 public void correctMockforSpyDoCallRealMethod() throws Exception{125 doCallRealMethod().when(calculator1).soutadd(1,2);126 assertEquals("输出结果是：3",calculator2.soutadd(1,2));127 }128 @Test129 public void mocktest4() throws Exception{130 /​/​doThrow(new RuntimeException()).when(list).clear()：如果仅仅这个方法的话，调用这个函数就会报错131 /​/​但是加入doNoting就会发现没有报错132 doNothing().doThrow(new RuntimeException()).when(list).clear();133 list.clear();134 }135 /​/​ @Ignore/​/​测试jacoco的命令时专门注释的136 @Test137 public void mocktest5() throws Exception{138 List li=spy(List.class);139 doReturn("sss").when(li).clear();140 li.clear();141 }142 @Test143 public void correctMockforMockTimes() throws Exception{144 list.get(0);145 list.get(0);146 verify(list,times(2)).get(0);147 }148 @Test149 public void correctMockforMockTimeout() throws Exception{150 list.get(0);151 list.get(0);152 verify(list,timeout(1000)).get(0);153 }154 @Test155 public void correctMockforMockTimeoutAndTimes() throws Exception{156 list.get(0);157 list.get(0);158 verify(list,timeout(1000).times(2)).get(0);159 }160 /​/​验证是否有调用，但是还没验证的方法161 @Test162 public void correctMockforMockVerifyNoMoreInteractions() throws Exception{163 list.add("one");164 list.add("two");165 verify(list).add("one");166 verify(list).add("two");167 verifyNoMoreInteractions(list);168 }169 @Test170 public void errorMockforMockVerifyNoMoreInteractions() throws Exception{171 list.add("one");172 list.add("two");173 verify(list).add("one");174 verifyNoMoreInteractions(list);175 }176 /​/​与上述内容正好相反，验证所有mock对象所有方法都没有被调用,调用后必须被验证，否则就有问题177 @Test178 public void correctMockforMockVerifyZeroInteractions() throws Exception{179 verifyZeroInteractions(list);180 }181 @Test182 public void errorMockforMockVerifyZeroInteractions() throws Exception{183 list.add("one");184 verifyZeroInteractions(list);185 }186 @Test187 public void correctMockforMockVerifyZeroInteractions1() throws Exception{188 list.add("one");189 verify(list).add("one");190 verifyZeroInteractions(list);191 }192 @Test193 public void mockAndSpy() throws Exception{194 spyList.add(anyString());195 verify(spyList).add(anyString());196 }197 @Test198 public void comparisonMockAndSpy() throws Exception{199 System.out.println(list.get(0));200 }201 @Test202 public void comparisonMockAndSpy1() throws Exception{203 assertEquals(3,spyUnit.add(1,2));204 }205 @Test206 public void comparisonMockAndSpy2() throws Exception{207 mockUnit2.listadd(spyUnit2List);208 verify(spyUnit2List,times(5)).add("String");209 System.out.println("-------------------------");210 spyUnit2.listadd(spyUnit2List);211 verify(spyUnit2List,times(5)).add("String");212 System.out.println("---------------------");213 }214 @Test215 public void comparisonClassAndSpy3() throws Exception{216 spyUnit3.add();217 verify(spyUnit3).add();218 assertEquals(3,spyUnit3.adds(1,2));219 }220 @Test221 public void comparisonClassAndSpy4() throws Exception{222 /​/​mock通过动态代理的方式生成对象，但是这个对象有不是真实的对象。223 System.out.println(spyCalculator1.getClass().getName());224 System.out.println(spyCalculator1.hashCode());225 System.out.println(spyCalculator2.hashCode());226 spyCalculator1.setA(1);227 assertEquals(1,spyCalculator2.getA());228 }229 @Test230 public void comparisonClassAndSpy5() throws Exception{231 assertEquals(1,spyCalculator1.getA());232 }233}...

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Source:TestQuorumJournalManagerUnit.java Github

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1/​**2 * Licensed to the Apache Software Foundation (ASF) under one3 * or more contributor license agreements. See the NOTICE file4 * distributed with this work for additional information5 * regarding copyright ownership. The ASF licenses this file6 * to you under the Apache License, Version 2.0 (the7 * "License"); you may not use this file except in compliance8 * with the License. You may obtain a copy of the License at9 *10 * http:/​/​www.apache.org/​licenses/​LICENSE-2.011 *12 * Unless required by applicable law or agreed to in writing, software13 * distributed under the License is distributed on an "AS IS" BASIS,14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.15 * See the License for the specific language governing permissions and16 * limitations under the License.17 */​18package org.apache.hadoop.hdfs.qjournal.client;19import static org.junit.Assert.fail;20import static org.mockito.Matchers.anyLong;21import static org.mockito.Matchers.eq;22import java.io.IOException;23import java.net.URI;24import java.util.List;25import org.junit.Assert;26import org.apache.commons.logging.impl.Log4JLogger;27import org.apache.hadoop.conf.Configuration;28import org.apache.hadoop.hdfs.qjournal.client.AsyncLogger;29import org.apache.hadoop.hdfs.qjournal.client.QuorumException;30import org.apache.hadoop.hdfs.qjournal.client.QuorumJournalManager;31import org.apache.hadoop.hdfs.qjournal.protocol.QJournalProtocolProtos.GetJournalStateResponseProto;32import org.apache.hadoop.hdfs.qjournal.protocol.QJournalProtocolProtos.NewEpochResponseProto;33import org.apache.hadoop.hdfs.server.namenode.EditLogOutputStream;34import org.apache.hadoop.hdfs.server.namenode.NameNodeLayoutVersion;35import org.apache.hadoop.hdfs.server.protocol.NamespaceInfo;36import org.apache.hadoop.test.GenericTestUtils;37import org.apache.log4j.Level;38import org.junit.Before;39import org.junit.Test;40import org.mockito.Mockito;41import org.mockito.stubbing.Stubber;42import com.google.common.collect.ImmutableList;43import com.google.common.util.concurrent.Futures;44import com.google.common.util.concurrent.ListenableFuture;45import com.google.common.util.concurrent.SettableFuture;46import static org.apache.hadoop.hdfs.qjournal.QJMTestUtil.writeOp;47/​**48 * True unit tests for QuorumJournalManager49 */​50public class TestQuorumJournalManagerUnit {51 static {52 ((Log4JLogger)QuorumJournalManager.LOG).getLogger().setLevel(Level.ALL);53 }54 private static final NamespaceInfo FAKE_NSINFO = new NamespaceInfo(55 12345, "mycluster", "my-bp", 0L);56 private final Configuration conf = new Configuration();57 private List<AsyncLogger> spyLoggers;58 private QuorumJournalManager qjm;59 60 @Before61 public void setup() throws Exception {62 spyLoggers = ImmutableList.of(63 mockLogger(),64 mockLogger(),65 mockLogger());66 qjm = new QuorumJournalManager(conf, new URI("qjournal:/​/​host/​jid"), FAKE_NSINFO) {67 @Override68 protected List<AsyncLogger> createLoggers(AsyncLogger.Factory factory) {69 return spyLoggers;70 }71 };72 for (AsyncLogger logger : spyLoggers) {73 futureReturns(GetJournalStateResponseProto.newBuilder()74 .setLastPromisedEpoch(0)75 .setHttpPort(-1)76 .build())77 .when(logger).getJournalState();78 79 futureReturns(80 NewEpochResponseProto.newBuilder().build()81 ).when(logger).newEpoch(Mockito.anyLong());82 83 futureReturns(null).when(logger).format(Mockito.<NamespaceInfo>any());84 }85 86 qjm.recoverUnfinalizedSegments();87 }88 89 private AsyncLogger mockLogger() {90 return Mockito.mock(AsyncLogger.class);91 }92 93 static <V> Stubber futureReturns(V value) {94 ListenableFuture<V> ret = Futures.immediateFuture(value);95 return Mockito.doReturn(ret);96 }97 98 static Stubber futureThrows(Throwable t) {99 ListenableFuture<?> ret = Futures.immediateFailedFuture(t);100 return Mockito.doReturn(ret);101 }102 @Test103 public void testAllLoggersStartOk() throws Exception {104 futureReturns(null).when(spyLoggers.get(0)).startLogSegment(Mockito.anyLong(),105 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));106 futureReturns(null).when(spyLoggers.get(1)).startLogSegment(Mockito.anyLong(),107 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));108 futureReturns(null).when(spyLoggers.get(2)).startLogSegment(Mockito.anyLong(),109 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));110 qjm.startLogSegment(1, NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);111 }112 @Test113 public void testQuorumOfLoggersStartOk() throws Exception {114 futureReturns(null).when(spyLoggers.get(0)).startLogSegment(Mockito.anyLong(),115 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));116 futureReturns(null).when(spyLoggers.get(1)).startLogSegment(Mockito.anyLong(),117 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));118 futureThrows(new IOException("logger failed"))119 .when(spyLoggers.get(2)).startLogSegment(Mockito.anyLong(),120 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));121 qjm.startLogSegment(1, NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);122 }123 @Test124 public void testQuorumOfLoggersFail() throws Exception {125 futureReturns(null).when(spyLoggers.get(0)).startLogSegment(Mockito.anyLong(),126 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));127 futureThrows(new IOException("logger failed"))128 .when(spyLoggers.get(1)).startLogSegment(Mockito.anyLong(),129 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));130 futureThrows(new IOException("logger failed"))131 .when(spyLoggers.get(2)).startLogSegment(Mockito.anyLong(),132 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));133 try {134 qjm.startLogSegment(1, NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);135 fail("Did not throw when quorum failed");136 } catch (QuorumException qe) {137 GenericTestUtils.assertExceptionContains("logger failed", qe);138 }139 }140 141 @Test142 public void testQuorumOutputStreamReport() throws Exception {143 futureReturns(null).when(spyLoggers.get(0)).startLogSegment(Mockito.anyLong(),144 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));145 futureReturns(null).when(spyLoggers.get(1)).startLogSegment(Mockito.anyLong(),146 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));147 futureReturns(null).when(spyLoggers.get(2)).startLogSegment(Mockito.anyLong(),148 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));149 QuorumOutputStream os = (QuorumOutputStream) qjm.startLogSegment(1,150 NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);151 String report = os.generateReport();152 Assert.assertFalse("Report should be plain text", report.contains("<"));153 }154 @Test155 public void testWriteEdits() throws Exception {156 EditLogOutputStream stm = createLogSegment();157 writeOp(stm, 1);158 writeOp(stm, 2);159 160 stm.setReadyToFlush();161 writeOp(stm, 3);162 163 /​/​ The flush should log txn 1-2164 futureReturns(null).when(spyLoggers.get(0)).sendEdits(165 anyLong(), eq(1L), eq(2), Mockito.<byte[]>any());166 futureReturns(null).when(spyLoggers.get(1)).sendEdits(167 anyLong(), eq(1L), eq(2), Mockito.<byte[]>any());168 futureReturns(null).when(spyLoggers.get(2)).sendEdits(169 anyLong(), eq(1L), eq(2), Mockito.<byte[]>any());170 stm.flush();171 /​/​ Another flush should now log txn #3172 stm.setReadyToFlush();173 futureReturns(null).when(spyLoggers.get(0)).sendEdits(174 anyLong(), eq(3L), eq(1), Mockito.<byte[]>any());175 futureReturns(null).when(spyLoggers.get(1)).sendEdits(176 anyLong(), eq(3L), eq(1), Mockito.<byte[]>any());177 futureReturns(null).when(spyLoggers.get(2)).sendEdits(178 anyLong(), eq(3L), eq(1), Mockito.<byte[]>any());179 stm.flush();180 }181 182 @Test183 public void testWriteEditsOneSlow() throws Exception {184 EditLogOutputStream stm = createLogSegment();185 writeOp(stm, 1);186 stm.setReadyToFlush();187 188 /​/​ Make the first two logs respond immediately189 futureReturns(null).when(spyLoggers.get(0)).sendEdits(190 anyLong(), eq(1L), eq(1), Mockito.<byte[]>any());191 futureReturns(null).when(spyLoggers.get(1)).sendEdits(192 anyLong(), eq(1L), eq(1), Mockito.<byte[]>any());193 194 /​/​ And the third log not respond195 SettableFuture<Void> slowLog = SettableFuture.create();196 Mockito.doReturn(slowLog).when(spyLoggers.get(2)).sendEdits(197 anyLong(), eq(1L), eq(1), Mockito.<byte[]>any());198 stm.flush();199 200 Mockito.verify(spyLoggers.get(0)).setCommittedTxId(1L);201 }202 private EditLogOutputStream createLogSegment() throws IOException {203 futureReturns(null).when(spyLoggers.get(0)).startLogSegment(Mockito.anyLong(),204 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));205 futureReturns(null).when(spyLoggers.get(1)).startLogSegment(Mockito.anyLong(),206 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));207 futureReturns(null).when(spyLoggers.get(2)).startLogSegment(Mockito.anyLong(),208 Mockito.eq(NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION));209 EditLogOutputStream stm = qjm.startLogSegment(1,210 NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);211 return stm;212 }213}...

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Source:AttentionManagerServiceTest.java Github

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...44 * Tests for {@link com.android.server.attention.AttentionManagerService}45 */​46@SmallTest47public class AttentionManagerServiceTest {48 private AttentionManagerService mSpyAttentionManager;49 private UserState mSpyUserState;50 private final int mTimeout = 1000;51 @Mock private AttentionCallbackInternal mMockAttentionCallbackInternal;52 @Mock private AttentionHandler mMockHandler;53 @Mock private IAttentionCallback mMockIAttentionCallback;54 @Mock private IPowerManager mMockIPowerManager;55 @Mock Context mContext;56 @Before57 public void setUp() throws RemoteException {58 MockitoAnnotations.initMocks(this);59 /​/​ setup context mock60 doReturn(true).when(mContext).bindServiceAsUser(any(), any(), anyInt(), any());61 /​/​ setup power manager mock62 PowerManager mPowerManager;63 doReturn(true).when(mMockIPowerManager).isInteractive();64 mPowerManager = new PowerManager(mContext, mMockIPowerManager, null);65 Object mLock = new Object();66 /​/​ setup a spy on attention manager67 AttentionManagerService mAttentionManager = new AttentionManagerService(68 mContext,69 mPowerManager,70 mLock,71 mMockHandler);72 mSpyAttentionManager = Mockito.spy(mAttentionManager);73 /​/​ setup a spy on user state74 ComponentName componentName = new ComponentName("a", "b");75 mSpyAttentionManager.mComponentName = componentName;76 UserState mUserState = new UserState(0,77 mContext,78 mLock,79 mMockHandler,80 componentName);81 mUserState.mService = new MockIAttentionService();82 mSpyUserState = spy(mUserState);83 }84 @Test85 public void testCancelAttentionCheck_noCrashWhenNoUserStateLocked() {86 mSpyAttentionManager.cancelAttentionCheck(null);87 }88 @Test89 public void testCancelAttentionCheck_noCrashWhenCallbackMismatched() {90 mSpyUserState.mCurrentAttentionCheck =91 new AttentionCheck(mMockAttentionCallbackInternal, mMockIAttentionCallback);92 doReturn(mSpyUserState).when(mSpyAttentionManager).peekCurrentUserStateLocked();93 mSpyAttentionManager.cancelAttentionCheck(null);94 }95 @Test96 public void testCancelAttentionCheck_cancelCallbackWhenMatched() {97 mSpyUserState.mCurrentAttentionCheck =98 new AttentionCheck(mMockAttentionCallbackInternal, mMockIAttentionCallback);99 doReturn(mSpyUserState).when(mSpyAttentionManager).peekCurrentUserStateLocked();100 mSpyAttentionManager.cancelAttentionCheck(mMockAttentionCallbackInternal);101 verify(mSpyAttentionManager).cancel(any());102 }103 @Test104 public void testCheckAttention_returnFalseWhenPowerManagerNotInteract() throws RemoteException {105 doReturn(false).when(mMockIPowerManager).isInteractive();106 AttentionCallbackInternal callback = Mockito.mock(AttentionCallbackInternal.class);107 assertThat(mSpyAttentionManager.checkAttention(mTimeout, callback)).isFalse();108 }109 @Test110 public void testCheckAttention_callOnSuccess() throws RemoteException {111 doReturn(true).when(mSpyAttentionManager).isServiceEnabled();112 doReturn(true).when(mMockIPowerManager).isInteractive();113 doReturn(mSpyUserState).when(mSpyAttentionManager).getOrCreateCurrentUserStateLocked();114 doNothing().when(mSpyAttentionManager).freeIfInactiveLocked();115 AttentionCallbackInternal callback = Mockito.mock(AttentionCallbackInternal.class);116 mSpyAttentionManager.checkAttention(mTimeout, callback);117 verify(callback).onSuccess(anyInt(), anyLong());118 }119 @Test120 public void testOnSwitchUser_noCrashCurrentServiceIsNull() {121 final int userId = 10;122 mSpyAttentionManager.getOrCreateUserStateLocked(userId);123 mSpyAttentionManager.onSwitchUser(userId);124 }125 private class MockIAttentionService implements IAttentionService {126 public void checkAttention(IAttentionCallback callback) throws RemoteException {127 callback.onSuccess(0, 0);128 }129 public void cancelAttentionCheck(IAttentionCallback callback) {130 }131 public IBinder asBinder() {132 return null;133 }134 }135}...

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Source:SpyingOnRealObjectsTest.java Github

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...16import java.util.List;17import static org.mockito.Matchers.*;18import static org.mockito.Mockito.*;19@SuppressWarnings("unchecked")20public class SpyingOnRealObjectsTest extends TestBase {21 List list = new LinkedList();22 List spy = Mockito.spy(list);23 @Test24 public void shouldVerify() {25 spy.add("one");26 spy.add("two");27 assertEquals("one", spy.get(0));28 assertEquals("two", spy.get(1));29 verify(spy).add("one");30 verify(spy).add("two");31 }32 @Test33 public void shouldBeAbleToMockObjectBecauseWhyNot() {34 spy(new Object());35 }36 @Test37 public void shouldStub() {38 spy.add("one");39 when(spy.get(0))40 .thenReturn("1")41 .thenReturn("1 again");42 assertEquals("1", spy.get(0));43 assertEquals("1 again", spy.get(0));44 assertEquals("one", spy.iterator().next());45 assertEquals(1, spy.size());46 }47 @Test48 public void shouldAllowOverridingStubs() {49 when(spy.contains(anyObject())).thenReturn(true);50 when(spy.contains("foo")).thenReturn(false);51 assertTrue(spy.contains("bar"));52 assertFalse(spy.contains("foo"));53 }54 @SuppressWarnings("deprecation")55 @Test56 public void shouldStubVoid() {57 stubVoid(spy)58 .toReturn()59 .toThrow(new RuntimeException())60 .on().clear();61 spy.add("one");62 spy.clear();63 try {64 spy.clear();65 fail();66 } catch (RuntimeException e) {67 }68 assertEquals(1, spy.size());69 }70 @Test71 public void shouldStubWithDoReturnAndVerify() {72 doReturn("foo")73 .doReturn("bar")74 .when(spy).get(0);75 assertEquals("foo", spy.get(0));76 assertEquals("bar", spy.get(0));77 verify(spy, times(2)).get(0);78 verifyNoMoreInteractions(spy);79 }80 @Test81 public void shouldVerifyInOrder() {82 spy.add("one");83 spy.add("two");84 InOrder inOrder = inOrder(spy);85 inOrder.verify(spy).add("one");86 inOrder.verify(spy).add("two");87 verifyNoMoreInteractions(spy);88 }89 @Test90 public void shouldVerifyInOrderAndFail() {91 spy.add("one");92 spy.add("two");93 InOrder inOrder = inOrder(spy);94 inOrder.verify(spy).add("two");95 try {96 inOrder.verify(spy).add("one");97 fail();98 } catch (VerificationInOrderFailure f) {99 }100 }101 @Test102 public void shouldVerifyNumberOfTimes() {103 spy.add("one");104 spy.add("one");105 verify(spy, times(2)).add("one");106 verifyNoMoreInteractions(spy);107 }108 @Test109 public void shouldVerifyNumberOfTimesAndFail() {110 spy.add("one");111 spy.add("one");112 try {113 verify(spy, times(3)).add("one");114 fail();115 } catch (TooLittleActualInvocations e) {116 }117 }118 @Test119 public void shouldVerifyNoMoreInteractionsAndFail() {120 spy.add("one");121 spy.add("two");122 verify(spy).add("one");123 try {124 verifyNoMoreInteractions(spy);125 fail();126 } catch (NoInteractionsWanted e) {127 }128 }129 @Test130 public void shouldToString() {131 spy.add("foo");132 assertEquals("[foo]", spy.toString());133 }134 interface Foo {135 String print();136 }137 @Test138 public void shouldAllowSpyingAnonymousClasses() {139 /​/​when140 Foo spy = spy(new Foo() {141 public String print() {142 return "foo";143 }144 });145 /​/​then146 assertEquals("foo", spy.print());147 }148 @Test149 public void shouldSayNiceMessageWhenSpyingOnPrivateClass() throws Exception {150 List real = Arrays.asList("first", "second");151 try {152 spy(real);153 fail();154 } catch (MockitoException e) {155 assertContains("Most likely it is a private class that is not visible by Mockito", e.getMessage());156 }157 }158}...

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Source:ClientBeatCheckTaskTest.java Github

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...11import org.junit.runner.RunWith;12import org.mockito.InjectMocks;13import org.mockito.Mock;14import org.mockito.Mockito;15import org.mockito.Spy;16import org.mockito.runners.MockitoJUnitRunner;17import org.springframework.test.util.ReflectionTestUtils;18import java.util.ArrayList;19import java.util.HashMap;20import java.util.List;21import java.util.Map;22/​**23 * @author caoyixiong24 */​25@RunWith(MockitoJUnitRunner.Silent.class)26public class ClientBeatCheckTaskTest {27 @InjectMocks28 @Spy29 private ClientBeatCheckTask clientBeatCheckTask;30 @Mock31 private DistroMapper distroMapperSpy;32 @Mock33 private Service serviceSpy;34 @Mock35 private GlobalConfig globalConfig;36 @Mock37 private PushService pushService;38 @Before39 public void init() {40 ReflectionTestUtils.setField(clientBeatCheckTask, "service", serviceSpy);41 Mockito.doReturn(distroMapperSpy).when(clientBeatCheckTask).getDistroMapper();42 Mockito.doReturn(globalConfig).when(clientBeatCheckTask).getGlobalConfig();43 Mockito.doReturn(pushService).when(clientBeatCheckTask).getPushService();44 }45 @Test46 public void testHeartBeatNotTimeout() {47 List<Instance> instances = new ArrayList<>();48 Instance instance = new Instance();49 instance.setLastBeat(System.currentTimeMillis());50 instance.setMarked(false);51 instance.setHealthy(true);52 Map<String, String> metadata = new HashMap<>();53 metadata.put(PreservedMetadataKeys.HEART_BEAT_TIMEOUT, "1000000000");54 instance.setMetadata(metadata);55 instances.add(instance);56 Mockito.when(serviceSpy.allIPs(true)).thenReturn(instances);57 Mockito.doReturn("test").when(serviceSpy).getName();58 Mockito.doReturn(true).when(distroMapperSpy).responsible(Mockito.anyString());59 clientBeatCheckTask.run();60 Assert.assertTrue(instance.isHealthy());61 }62 @Test63 public void testHeartBeatTimeout() {64 List<Instance> instances = new ArrayList<>();65 Instance instance = new Instance();66 instance.setLastBeat(System.currentTimeMillis() - 1000);67 instance.setMarked(false);68 instance.setHealthy(true);69 Map<String, String> metadata = new HashMap<>();70 metadata.put(PreservedMetadataKeys.HEART_BEAT_TIMEOUT, "10");71 instance.setMetadata(metadata);72 instances.add(instance);73 Mockito.doReturn("test").when(serviceSpy).getName();74 Mockito.doReturn(true).when(distroMapperSpy).responsible(Mockito.anyString());75 Mockito.when(serviceSpy.allIPs(true)).thenReturn(instances);76 clientBeatCheckTask.run();77 Assert.assertFalse(instance.isHealthy());78 }79 @Test80 public void testIpDeleteTimeOut() {81 List<Instance> instances = new ArrayList<>();82 Instance instance = new Instance();83 instance.setLastBeat(System.currentTimeMillis());84 instance.setMarked(true);85 instance.setHealthy(true);86 Map<String, String> metadata = new HashMap<>();87 metadata.put(PreservedMetadataKeys.IP_DELETE_TIMEOUT, "10");88 instance.setMetadata(metadata);89 instances.add(instance);90 Mockito.doReturn(true).when(distroMapperSpy).responsible(null);91 Mockito.doReturn(true).when(globalConfig).isExpireInstance();92 Mockito.when(serviceSpy.allIPs(true)).thenReturn(instances);93 clientBeatCheckTask.run();94 }95 @Test96 public void testIpDeleteNotTimeOut() {97 List<Instance> instances = new ArrayList<>();98 Instance instance = new Instance();99 instance.setLastBeat(System.currentTimeMillis());100 instance.setMarked(true);101 instance.setHealthy(true);102 Map<String, String> metadata = new HashMap<>();103 metadata.put(PreservedMetadataKeys.IP_DELETE_TIMEOUT, "10000");104 instance.setMetadata(metadata);105 instances.add(instance);106 Mockito.doReturn(true).when(distroMapperSpy).responsible(null);107 Mockito.doReturn(true).when(globalConfig).isExpireInstance();108 Mockito.when(serviceSpy.allIPs(true)).thenReturn(instances);109 clientBeatCheckTask.run();110 }111}...

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Source:CalculadoraMockTest.java Github

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...5import org.mockito.ArgumentCaptor;6import org.mockito.Mock;7import org.mockito.Mockito;8import org.mockito.MockitoAnnotations;9import org.mockito.Spy;10public class CalculadoraMockTest {11 @Mock12 private Calculadora calckMock;13 @Spy14 private Calculadora calcSpy;15 16/​/​ @Spy17 private EmailService email; 18 @Before19 public void setup() {20 MockitoAnnotations.initMocks(this);21 }22 @Test23 public void deveMostrarDiferencaEntrewMockSpy() {24 /​**25 * Quando o Mock não sabe o que fazer ele retorna o valor padrão 0;26 */​27 System.out.println(calckMock.somar(1, 2));28 /​**29 * Quando gravo uma espectativa30 */​31 Mockito.when(calckMock.somar(1, 2)).thenReturn(8);32 System.out.println("MOCK: " + calckMock.somar(1, 2));33 34 /​**35 * Para que o Mock utilize o metodo real podemos fazer 36 * desse modo37 */​38 Mockito.when(calckMock.somar(1, 2)).thenCallRealMethod();39 System.out.println("MOCK REAL: " + calckMock.somar(1, 2));40 /​**41 * Comportamento do Spy42 */​43 Mockito.when(calcSpy.somar(1, 2)).thenReturn(8);44 System.out.println("SPY: " + calcSpy.somar(1, 2));45 46 /​**47 * Caso em que o spy não vai saber o que fazer48 */​49 System.out.println("SPY: " + calcSpy.somar(5, 5)); 50 /​**51 * O spy como não sabe o que fazer ele faz a execução REAL do método52 * por isso não se pode usa-lo em inteface, não se pode "espiar uma inteface"53 */​54 System.out.println("Mock");55 calckMock.imprime();56 System.out.println("Spy");57 calcSpy.imprime();58 /​**59 * O Padrão do Mock é NÃO executar o metodo.60 * O Padrão do Spy é executar o metodo61 */​62 63 /​**64 * Para mudar o padrão do Spy65 */​66 Mockito.doNothing().when(calcSpy).imprime();67 System.out.println("No Spy");68 calcSpy.imprime();69 70 /​**71 * Mudar o comportamento 72 */​73 Mockito.doReturn(5).when(calcSpy).somar(1, 2); /​/​retorne 5 quando somar 1 e 274 75 }76 @Test77 public void teste() {78 Calculadora calc = Mockito.mock(Calculadora.class);79 ArgumentCaptor<Integer> argCapt = ArgumentCaptor.forClass(Integer.class);80 Mockito.when(calc.somar(argCapt.capture(), argCapt.capture())).thenReturn(5);81 assertEquals(5, calc.somar(1, 10000));82/​/​ System.out.println(argCapt.getValue());83/​/​ System.out.println(argCapt.getAllValues());84 }85}...

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Source:PowerMockitoSpyAnnotationEngine.java Github

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...15 */​16package org.powermock.api.mockito.internal.configuration;17import org.mockito.Captor;18import org.mockito.Mock;19import org.mockito.Spy;20import org.mockito.exceptions.base.MockitoException;21import org.mockito.internal.configuration.SpyAnnotationEngine;22import org.powermock.api.mockito.PowerMockito;23import org.powermock.reflect.Whitebox;24import java.lang.reflect.Field;25/​**26 * More or less a copy of the {@link SpyAnnotationEngine} but it uses27 * {@link PowerMockito#spy(Object)} instead.28 */​29public class PowerMockitoSpyAnnotationEngine extends SpyAnnotationEngine {30 @SuppressWarnings("deprecation")31 @Override32 public void process(Class<?> context, Object testClass) {33 Field[] fields = context.getDeclaredFields();34 for (Field field : fields) {35 if (field.isAnnotationPresent(Spy.class)) {36 try {37 Whitebox.invokeMethod(this, Spy.class, field, new Class<?>[] { Mock.class,38 org.mockito.MockitoAnnotations.Mock.class, Captor.class });39 } catch (RuntimeException e) {40 throw e;41 } catch (Exception e1) {42 throw new RuntimeException(e1);43 }44 boolean wasAccessible = field.isAccessible();45 field.setAccessible(true);46 try {47 Object instance = field.get(testClass);48 if (instance == null) {49 throw new MockitoException("Cannot create a @Spy for '" + field.getName()50 + "' field because the *instance* is missing\n" + "Example of correct usage of @Spy:\n"51 + " @Spy List mock = new LinkedList();\n");52 }53 field.set(testClass, PowerMockito.spy(instance));54 } catch (IllegalAccessException e) {55 throw new MockitoException("Problems initiating spied field " + field.getName(), e);56 } finally {57 field.setAccessible(wasAccessible);58 }59 }60 }61 }62}...

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Source:MockitoSpyTest.java Github

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1package org.baeldung.mockito;2import org.junit.Test;3import org.junit.runner.RunWith;4import org.mockito.Mockito;5import org.mockito.Spy;6import org.mockito.runners.MockitoJUnitRunner;7import java.util.ArrayList;8import java.util.List;9import static org.junit.Assert.assertEquals;10@RunWith(MockitoJUnitRunner.class)11public class MockitoSpyTest {12 @Spy13 private List<String> aSpyList = new ArrayList<String>();14 @Test15 public void whenSpyingOnList_thenCorrect() {16 final List<String> list = new ArrayList<String>();17 final List<String> spyList = Mockito.spy(list);18 spyList.add("one");19 spyList.add("two");20 Mockito.verify(spyList).add("one");21 Mockito.verify(spyList).add("two");22 assertEquals(2, spyList.size());23 }24 @Test25 public void whenUsingTheSpyAnnotation_thenObjectIsSpied() {26 aSpyList.add("one");27 aSpyList.add("two");28 Mockito.verify(aSpyList).add("one");29 Mockito.verify(aSpyList).add("two");30 assertEquals(2, aSpyList.size());31 }32 @Test33 public void whenStubASpy_thenStubbed() {34 final List<String> list = new ArrayList<String>();35 final List<String> spyList = Mockito.spy(list);36 assertEquals(0, spyList.size());37 Mockito.doReturn(100).when(spyList).size();38 assertEquals(100, spyList.size());39 }40 @Test41 public void whenCreateMock_thenCreated() {42 final List<String> mockedList = Mockito.mock(ArrayList.class);43 mockedList.add("one");44 Mockito.verify(mockedList).add("one");45 assertEquals(0, mockedList.size());46 }47 @Test48 public void whenCreateSpy_thenCreate() {49 final List<String> spyList = Mockito.spy(new ArrayList<String>());50 spyList.add("one");51 Mockito.verify(spyList).add("one");52 assertEquals(1, spyList.size());53 }54}...

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1import static org.mockito.Mockito.spy;2import static org.mockito.Mockito.when;3import java.util.ArrayList;4import java.util.List;5public class SpyTest {6 public static void main(String[] args) {7 List<String> list = new ArrayList<String>();8 List<String> spy = spy(list);9 System.out.println("spy.size() = " + spy.size());10 spy.add("one");11 spy.add("two");12 System.out.println("spy.size() = " + spy.size());13 when(spy.size()).thenReturn(100);14 System.out.println("spy.size() = " + spy.size());15 }16}17spy.size() = 018spy.size() = 219spy.size() = 100

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1package com.ack.j2se.mockito;2import static org.mockito.Mockito.spy;3import static org.mockito.Mockito.verify;4import java.util.ArrayList;5import java.util.List;6public class SpyExample {7 public static void main( String[] args ) {8 List<String> list = new ArrayList<String>();9 List<String> spyList = spy( list );10 spyList.add( "one" );11 spyList.add( "two" );12 verify( spyList ).add( "one" );13 verify( spyList ).add( "two" );14 System.out.println( spyList.get( 0 ) );15 System.out.println( spyList.get( 1 ) );16 }17}18package com.ack.j2se.mockito;19import static org.mockito.Mockito.doReturn;20import static org.mockito.Mockito.spy;21import java.util.ArrayList;22import java.util.List;23public class SpyExample {24 public static void main( String[] args ) {25 List<String> list = new ArrayList<String>();26 List<String> spyList = spy( list );27 doReturn( "foo" ).when( spyList ).get( 0 );28 System.out.println( spyList.get( 0 ) );29 }30}31package com.ack.j2se.mockito;32import static org.mockito.Mockito.doThrow;33import static org.mockito.Mockito.spy;34import java.util.ArrayList;35import java.util.List;36public class SpyExample {37 public static void main( String[] args ) {38 List<String> list = new ArrayList<String>();39 List<String> spyList = spy( list );40 doThrow( new RuntimeException() ).when( spyList ).clear();41 spyList.clear();42 }43}44package com.ack.j2se.mockito;45import static org.mockito.Mockito.doNothing;46import static org.mockito.Mockito.spy;47import java.util.ArrayList;48import java.util.List;49public class SpyExample {50 public static void main( String[] args ) {51 List<String> list = new ArrayList<String>();52 List<String> spyList = spy( list );53 doNothing().when( spyList ).clear();54 spyList.clear();55 }56}

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1import org.mockito.Spy;2import java.util.ArrayList;3import java.util.List;4public class SpyDemo {5 public static void main(String[] args) {6 List<String> list = new ArrayList<>();7 list.add("one");8 list.add("two");9 System.out.println("List: " + list);10 List<String> spyList = Mockito.spy(list);11 System.out.println("First element: " + spyList.get(0));12 System.out.println("List size: " + spyList.size());13 spyList.add("three");14 System.out.println("List: " + spyList);15 System.out.println("Second element: " + spyList.get(1));16 Mockito.verify(spyList).add("three");17 }18}19import org.mockito.Spy;20import java.util.ArrayList;21import java.util.List;22public class SpyDemo {23 public static void main(String[] args) {24 List<String> list = new ArrayList<>();25 list.add("one");26 list.add("two");27 System.out.println("List: " + list);28 List<String> spyList = Mockito.spy(list);29 System.out.println("First element: " + spyList.get(0));30 System.out.println("List size: " + spyList.size());31 spyList.add("three");32 System.out.println("List: " + spyList);33 System.out.println("Second element: " + spyList.get(1));

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1package com.ack.j2se.mock;2import static org.mockito.Mockito.mock;3import static org.mockito.Mockito.spy;4import static org.mockito.Mockito.verify;5import java.util.ArrayList;6import java.util.List;7public class SpyExample {8 public static void main( String[] args ) {9 List<String> list = new ArrayList<String>();10 List<String> spy = spy( list );11 spy.add( "one" );12 spy.add( "two" );13 verify( spy ).add( "one" );14 verify( spy ).add( "two" );15 System.out.println( spy.get( 0 ) );16 System.out.println( spy.get( 1 ) );17 when( spy.size() ).thenReturn( 100 );18 System.out.println( spy.size() );19 verify( spy ).add( "one" );20 verify( spy ).add( "two" );21 }22}23package com.ack.j2se.mock;24import static org.mockito.Mockito.mock;25import static org.mockito.Mockito.spy;26import static org.mockito.Mockito.verify;27import java.util.ArrayList;28import java.util.List;29public class SpyExample {30 public static void main( String[] args ) {31 List<String> list = new ArrayList<String>();32 List<String> spy = spy( list );33 spy.add( "one" );34 spy.add( "two" );35 verify( spy ).add( "one" );36 verify( spy ).add( "two" );37 System.out.println( spy.get( 0 ) );38 System.out.println( spy.get( 1 ) );39 when( spy.size() ).thenReturn( 100 );40 System.out.println( spy.size() );41 verify( spy ).add( "one" );42 verify( spy ).add( "two" );43 }44}45package com.ack.j2se.mock;46import static org.mockito.Mockito.mock;47import static

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1import static org.mockito.Mockito.*;2import org.mockito.*;3import org.mockito.invocation.*;4import org.mockito.stubbing.*;5import org.mockito.verification.*;6import org.mockito.internal.*;7import org.mockito.exceptions.*;8import org.mockito.listeners.*;9import org.mockito.configuration.*;10import org.mockito.internal.matchers.*;11import org.mockito.internal.progress.*;12import org.mockito.internal.stubbing.*;13import org.mockito.internal.verification.*;14import org.mockito.internal.util.*;15import org.mockito.internal.invocation.*;16import org.mockito.internal.debugging.*;17import org.mockito.internal.stubbing.answers.*;18import org.mockito.internal.creation.*;19import org.mockito.internal.creation.jmock.*;20import org.mockito.internal.creation.cglib.*;21import org.mockito.internal.creation.bytebuddy.*;22import org.mockito.internal.creation.instance.*;23import org.mockito.internal.creation.jmock.ClassImposterizer.*;24import org.mockito.internal.creation.jmock.ClassImposterizer.*;25import org.mockito.internal.creation.util.*;26import org.mockito.internal.util.reflection.*;27import org.mockito.exceptions.b

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1import org.mockito.Mockito;2import org.mockito.MockitoAnnotations;3import org.mockito.Spy;4import org.mockito.Mock;5import org.mockito.InjectMocks;6import org.mockito.Captor;7import org.mockito.ArgumentCaptor;8import org.mockito.stubbing.OngoingStubbing;9import org.mockito.stubbing.Answer;10import org.mockito.invocation.InvocationOnMock;11import org.mockito.stubbing.Stubber;12import org.mockito.stubbing.Answer;13import org.mockito.stubbing.Stubber;14import org.mockito.stubbing.VoidMethodStubber;15import org.mockito.stubbing.OngoingStubbing;16import org.mockito.stubbing.DefaultAnswer;17import org.mockito.stubbing.Answer;18import org.mockito.stubbing.Stubber;19import org.mockito.stubbing.VoidMethodStubber;20import org.mockito.stubbing.OngoingStubbing;21import org.mockito.stubbing.DefaultAnswer;22import org.mockito.stubbing.Answer;23import org.mockito.stubbing.Stubber;24import org.mockito.stubbing.VoidMethodStubber;25import org.mockito.stubbing.OngoingStubbing;26import org.mockito.stubbing.DefaultAnswer;27import org.mockito.stubbing.Answer;28import org.mockito.stubbing.Stubber;29import org.mockito.stubbing.VoidMethodStubber;30import org.mockito.stubbing.OngoingStubbing;31import org.mockito.stubbing.DefaultAnswer;32import org.mockito.stubbing.Answer;33import org.mockito.stubbing.Stubber;34import org.mockito.stubbing.VoidMethodStubber;35import org.mockito.stubbing.OngoingStubbing;36import org.mockito.stubbing.DefaultAnswer;37import org.mockito.stubbing.Answer;38import org.mockito.stubbing.Stubber;39import org.mockito.stubbing.VoidMethodStubber;40import org.mockito.stubbing.OngoingStubbing;41import org.mockito.stubbing.DefaultAnswer;42import org.mockito.stubbing.Answer;43import org.mockito.stubbing.Stubber;44import org.mockito.stubbing.VoidMethodStubber;45import org.mockito.stubbing.OngoingStubbing;46import org.mockito.stubbing.DefaultAnswer;47import org.mockito.stubbing.Answer;48import org.mockito.stubbing.Stubber;49import org.mockito.stubbing.VoidMethodStubber;50import org.mockito.stubbing.OngoingStubbing;51import org.mockito.stubbing.DefaultAnswer;52import org.mockito.stubbing.Answer;53import org.mockito.stubbing.Stubber;54import org.mockito.stubbing.VoidMethodStubber;55import org.mockito.stubbing.OngoingStubbing;56import org.mockito.stubbing.DefaultAnswer;57import org.mockito.stubbing.Answer;58import org.mockito.stubbing.Stubber;59import org.mockito.stubbing.VoidMethodStub

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1package com.automobile;2import org.mockito.Mockito;3import org.mockito.Spy;4import org.junit.Test;5import static org.mockito.Mockito.*;6import static org.junit.Assert.*;7import java.util.List;8public class SpyTest {9 @Spy List<String> list = new ArrayList<String>();10 public void testSpy() {11 Mockito.when(list.size()).thenReturn(100);12 assertEquals(100, list.size());13 list.add("one");14 list.add("two");15 verify(list).add("one");16 verify(list).add("two");17 assertEquals(100, list.size());18 }19}20OK (1 test)

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