How to use Whitebox class of org.powermock.reflect package

Best Powermock code snippet using org.powermock.reflect.Whitebox

Source:UpgradeServiceTest.java

...26import org.junit.Assert;27import org.junit.Before;28import org.junit.Test;29import org.mockito.Mockito;30import org.mockito.internal.util.reflection.Whitebox;31import org.opendaylight.yang.gen.v1.org.onap.appc.lcm.rev160108.*;32import org.opendaylight.yang.gen.v1.org.onap.appc.lcm.rev160108.action.identifiers.ActionIdentifiers;33import org.opendaylight.yang.gen.v1.org.onap.appc.lcm.rev160108.common.header.CommonHeader;34import org.opendaylight.yang.gen.v1.org.onap.appc.lcm.rev160108.status.Status;35import org.onap.appc.executor.objects.LCMCommandStatus;36import static org.mockito.Mockito.mock;37import static org.mockito.Mockito.spy;38public class UpgradeServiceTest {39    private CommonHeader mockCommonHeader = mock(CommonHeader.class);40    private ActionIdentifiers mockAI = mock(ActionIdentifiers.class);41    private Payload mockPayload = mock(Payload.class);42    private UpgradeService upgradePreAction;43    private UpgradeService upgradePostAction;44    private UpgradeService upgradeSoftAction;45    private UpgradeService upgradeBackupAction;46    private UpgradeService upgradeBackoutAction;47    @Before48    public void setUp() throws Exception {49        upgradePreAction = spy(new UpgradeService("upgradePre"));50        upgradePostAction = spy(new UpgradeService("upgradePost"));51        upgradeSoftAction = spy(new UpgradeService("upgradeSoft"));52        upgradeBackupAction = spy(new UpgradeService("upgradeBackup"));53        upgradeBackoutAction = spy(new UpgradeService("upgradeBackout"));54    }55    @Test56    public void testConstructor() throws Exception {57        Action expectedAction = Action.UpgradePreCheck;58        Assert.assertEquals("Should have proper ACTION", expectedAction,59            (Action) org.powermock.reflect.Whitebox.getInternalState(upgradePreAction, "expectedAction"));60        Assert.assertEquals("Should have upgrade-precheck RPC name", "upgrade-pre-check",61            (org.powermock.reflect.Whitebox.getInternalState(upgradePreAction, "rpcName")).toString());62        expectedAction = Action.UpgradePostCheck;63        Assert.assertEquals("Should have proper ACTION", expectedAction,64            (Action) org.powermock.reflect.Whitebox.getInternalState(upgradePostAction, "expectedAction"));65        Assert.assertEquals("Should have upgrade-postcheck RPC name","upgrade-post-check",66            (org.powermock.reflect.Whitebox.getInternalState(upgradePostAction, "rpcName")).toString());67         expectedAction = Action.UpgradeSoftware;68        Assert.assertEquals("Should have proper ACTION", expectedAction,69                (Action) org.powermock.reflect.Whitebox.getInternalState(upgradeSoftAction, "expectedAction"));70        Assert.assertEquals("Should have upgrade-software RPC name", "upgrade-software",71                (org.powermock.reflect.Whitebox.getInternalState(upgradeSoftAction, "rpcName")).toString());72        expectedAction = Action.UpgradeBackup;73        Assert.assertEquals("Should have proper ACTION", expectedAction,74                (Action) org.powermock.reflect.Whitebox.getInternalState(upgradeBackupAction, "expectedAction"));75        Assert.assertEquals("Should have upgrade-backup RPC name","upgrade-backup",76                (org.powermock.reflect.Whitebox.getInternalState(upgradeBackupAction, "rpcName")).toString());77        expectedAction = Action.UpgradeBackout;78        Assert.assertEquals("Should have proper ACTION", expectedAction,79                (Action) org.powermock.reflect.Whitebox.getInternalState(upgradeBackoutAction, "expectedAction"));80        Assert.assertEquals("Should have upgrade-backout RPC name","upgrade-backout",81                (org.powermock.reflect.Whitebox.getInternalState(upgradeBackoutAction, "rpcName")).toString());82    }83    @Test84    public void testValidateForPreCheckAction() throws Exception {85        // test commonHeader error86        upgradePreAction.validate(mockCommonHeader, Action.UpgradePreCheck, mockAI, mockPayload);87        Status status = (Status) Whitebox.getInternalState(upgradePreAction, "status");88        Assert.assertEquals("should return missing parameter",89            Integer.valueOf(LCMCommandStatus.MISSING_MANDATORY_PARAMETER.getResponseCode()), status.getCode());90        ZULU mockTimeStamp = mock(ZULU.class);91        Mockito.doReturn(mockTimeStamp).when(mockCommonHeader).getTimestamp();92        Mockito.doReturn("api ver").when(mockCommonHeader).getApiVer();93        Mockito.doReturn("orignator Id").when(mockCommonHeader).getOriginatorId();94        Mockito.doReturn("request Id").when(mockCommonHeader).getRequestId();95        // test Invalid action96        Mockito.doReturn(null).when(upgradePreAction).validateVnfId(Mockito.any(CommonHeader.class), 97                Mockito.any(Action.class), Mockito.any(ActionIdentifiers.class));98        upgradePreAction.validate(mockCommonHeader, Action.UpgradePreCheck, mockAI, mockPayload);99        status = (Status) Whitebox.getInternalState(upgradePreAction, "status");100        Assert.assertEquals("Should return invalid parameter for action",101            Integer.valueOf(302), status.getCode());102        // test empty ActionIdentifier103        upgradePreAction.validate(mockCommonHeader, Action.UpgradePreCheck, mockAI, mockPayload);104        status = (Status) Whitebox.getInternalState(upgradePreAction, "status");105        Assert.assertEquals("should return missing parameter",106            Integer.valueOf(LCMCommandStatus.MISSING_MANDATORY_PARAMETER.getResponseCode()), status.getCode());107        // test empty VSERVER_ID108        Mockito.doReturn("").when(mockAI).getVnfId();109        upgradePreAction.validate(mockCommonHeader, Action.UpgradePreCheck, mockAI, mockPayload);110        status = (Status) Whitebox.getInternalState(upgradePreAction, "status");111        Assert.assertEquals("should return invalid parameter",112            Integer.valueOf(302), status.getCode());113        Mockito.doReturn("vnfId").when(mockAI).getVnfId();114        // test null payload115        upgradePreAction.validate(mockCommonHeader, Action.UpgradePreCheck, mockAI, null);116        status = (Status) Whitebox.getInternalState(upgradePreAction, "status");117        Assert.assertEquals("should return missing parameter",118            Integer.valueOf(LCMCommandStatus.MISSING_MANDATORY_PARAMETER.getResponseCode()), status.getCode());119        // test empty payload120        Mockito.doReturn("").when(mockPayload).getValue();121        upgradePreAction.validate(mockCommonHeader, Action.UpgradePreCheck, mockAI, mockPayload);122        status = (Status) Whitebox.getInternalState(upgradePreAction, "status");123        Assert.assertEquals("should return invalid parameter",124            Integer.valueOf(301), status.getCode());125        // test space payload126        Mockito.doReturn(null).when(upgradePreAction).validateMustHaveParamValue(Mockito.anyString(),127                Mockito.anyString());128        Mockito.doReturn(" ").when(mockPayload).getValue();129        upgradePreAction.validate(mockCommonHeader, Action.UpgradePreCheck, mockAI, mockPayload);130        status = (Status) Whitebox.getInternalState(upgradePreAction, "status");131        Assert.assertEquals("should return invalid parameter",132                Integer.valueOf(LCMCommandStatus.UNEXPECTED_ERROR.getResponseCode()), status.getCode());133    }134}...

Source:AbstractAmazonJobExecutorTest.java

...26import org.junit.Rule;27import org.junit.Test;28import org.junit.rules.TemporaryFolder;29import org.junit.runner.RunWith;30import org.mockito.internal.util.reflection.Whitebox;31import org.pentaho.amazon.hive.job.AmazonHiveJobExecutor;32import org.pentaho.di.core.vfs.KettleVFS;33import org.powermock.api.mockito.PowerMockito;34import org.powermock.core.classloader.annotations.PowerMockIgnore;35import org.powermock.core.classloader.annotations.PrepareForTest;36import org.powermock.modules.junit4.PowerMockRunner;37import java.io.File;38import static org.junit.Assert.assertEquals;39import static org.mockito.Mockito.mock;40import static org.mockito.Mockito.when;41/**42 * Created by Aliaksandr_Zhuk on 2/7/2018.43 */44@RunWith( PowerMockRunner.class )45@PrepareForTest( AmazonHiveJobExecutor.class )46@PowerMockIgnore( "jdk.internal.reflect.*" )47public class AbstractAmazonJobExecutorTest {48  @Rule49  public TemporaryFolder temporaryFolder = new TemporaryFolder();50  private File stagingFile;51  private File stagingFolder;52  private AbstractAmazonJobExecutor jobExecutor;53  @Before54  public void setUp() throws Exception {55    jobExecutor = PowerMockito.spy( new AmazonHiveJobExecutor() );56    stagingFolder = temporaryFolder.newFolder( "emr" );57    stagingFile = temporaryFolder.newFile( stagingFolder.getName() + "/hive.q" );58  }59  @Test60  public void testGetS3FileObjectPath_validPath() throws Exception {61    String stagingDirWithScheme = "s3://s3/emr/hive";62    String expectedStagingDirPath = "/s3/emr/hive";63    AWSCredentials credentials = mock( AWSCredentials.class );64    when( credentials.getAWSAccessKeyId() ).thenReturn( null );65    when( credentials.getAWSSecretKey() ).thenReturn( null );66    Whitebox.setInternalState( jobExecutor, "stagingDir", stagingDirWithScheme );67    String stagingDirPath = org.powermock.reflect.Whitebox.invokeMethod( jobExecutor, "getS3FileObjectPath" );68    assertEquals( expectedStagingDirPath, stagingDirPath );69  }70  @Test71  public void testGetKeyFromS3StagingDir_getNullKey() throws Exception {72    PowerMockito.doReturn( "/test" ).when( jobExecutor, "getS3FileObjectPath" );73    String bucketKey = org.powermock.reflect.Whitebox.invokeMethod( jobExecutor, "getKeyFromS3StagingDir" );74    assertEquals( null, bucketKey );75  }76  @Test77  public void testGetKeyFromS3StagingDir_getNotNullKey() throws Exception {78    PowerMockito.doReturn( "/bucket/key" ).when( jobExecutor, "getS3FileObjectPath" );79    String bucketKey = org.powermock.reflect.Whitebox.invokeMethod( jobExecutor, "getKeyFromS3StagingDir" );80    assertEquals( "key", bucketKey );81  }82  @Test83  public void testSetS3BucketKey_keyNotNull() throws Exception {84    String bucketKey = "key/subkey";85    String expectedKey = bucketKey + "/" + stagingFile.getName();86    FileObject stagingFileObject = KettleVFS.getFileObject( stagingFile.getPath() );87    PowerMockito.doReturn( bucketKey ).when( jobExecutor, "getKeyFromS3StagingDir" );88    org.powermock.reflect.Whitebox.invokeMethod( jobExecutor, "setS3BucketKey", stagingFileObject );89    String bucketKeyWithFileName = (String) Whitebox.getInternalState( jobExecutor, "key" );90    assertEquals( expectedKey, bucketKeyWithFileName );91  }92  @Test93  public void testSetS3BucketKey_keyNull() throws Exception {94    String bucketKey = null;95    String expectedKey = stagingFile.getName();96    FileObject stagingFileObject = KettleVFS.getFileObject( stagingFile.getPath() );97    PowerMockito.doReturn( bucketKey ).when( jobExecutor, "getKeyFromS3StagingDir" );98    org.powermock.reflect.Whitebox.invokeMethod( jobExecutor, "setS3BucketKey", stagingFileObject );99    String bucketKeyWithFileName = (String) Whitebox.getInternalState( jobExecutor, "key" );100    assertEquals( expectedKey, bucketKeyWithFileName );101  }102  @Test103  public void testSetS3BucketKey_keyEmptyString() throws Exception {104    String bucketKey = "";105    String expectedKey = stagingFile.getName();106    FileObject stagingFileObject = KettleVFS.getFileObject( stagingFile.getPath() );107    PowerMockito.doReturn( bucketKey ).when( jobExecutor, "getKeyFromS3StagingDir" );108    org.powermock.reflect.Whitebox.invokeMethod( jobExecutor, "setS3BucketKey", stagingFileObject );109    String bucketKeyWithFileName = (String) Whitebox.getInternalState( jobExecutor, "key" );110    assertEquals( expectedKey, bucketKeyWithFileName );111  }112  @Test113  public void testGetStagingBucketName_OneFolder() throws Exception {114    String expectedBucketName = "test";115    PowerMockito.doReturn( "/test" ).when( jobExecutor, "getS3FileObjectPath" );116    String bucketName = jobExecutor.getStagingBucketName();117    assertEquals( expectedBucketName, bucketName );118  }119  @Test120  public void testGetStagingBucketName_withSubfolder() throws Exception {121    String expectedBucketName = "test";122    PowerMockito.doReturn( "/test/hive" ).when( jobExecutor, "getS3FileObjectPath" );123    String bucketName = jobExecutor.getStagingBucketName();...

Source:package-info.java

2 * Regression: MethodNotFoundException3 * https://github.com/powermock/powermock/issues/7174 *5 * org.powermock.reflect.exceptions.MethodNotFoundException: No methods matching the name(s) accept were found in the class hierarchy of class java.lang.Object.6 at org.powermock.reflect.internal.WhiteboxImpl.getMethods(WhiteboxImpl.java:1720)7 at org.powermock.reflect.internal.WhiteboxImpl.getMethods(WhiteboxImpl.java:1745)8 at org.powermock.reflect.internal.WhiteboxImpl.getBestMethodCandidate(WhiteboxImpl.java:983)9 at org.powermock.core.MockGateway$MockInvocation.findMethodToInvoke(MockGateway.java:317)10 at org.powermock.core.MockGateway$MockInvocation.init(MockGateway.java:356)11 at org.powermock.core.MockGateway$MockInvocation.<init>(MockGateway.java:307)12 at org.powermock.core.MockGateway.doMethodCall(MockGateway.java:142)13 at org.powermock.core.MockGateway.methodCall(MockGateway.java:125)14 at InstanceFacadeImplTest.pendingInstanceStatusProcessorShouldDoNothing(InstanceFacadeI15 *16 */...

Whitebox

Using AI Code Generation

1import org.powermock.reflect.Whitebox;2import java.lang.reflect.Method;3import java.lang.reflect.InvocationTargetException;4public class 4 {5    public static void main(String[] args) {6        try {7            Class<?> cls = Class.forName("4");8            Method m = cls.getDeclaredMethod("test");9            m.invoke(null);10        } catch (ClassNotFoundException | NoSuchMethodException | IllegalAccessException | InvocationTargetException e) {11            e.printStackTrace();12        }13    }14    public static void test() {15        System.out.println("test");16    }17}18import org.junit.Test;19import static org.junit.Assert.*;20import org.powermock.reflect.Whitebox;21public class 4Test {22    public void test() {23        Whitebox.invokeMethod(4.class, "test");24    }25}26import org.powermock.reflect.Whitebox;27import java.lang.reflect.Method;28import java.lang.reflect.InvocationTargetException;29public class 4 {30    public static void main(String[] args) {31        try {32            Class<?> cls = Class.forName("4");33            Method m = cls.getDeclaredMethod("test");34            m.invoke(null);35        } catch (ClassNotFoundException | NoSuchMethodException | IllegalAccessException | InvocationTargetException e) {36            e.printStackTrace();37        }38    }39    public static void test() {40        System.out.println("test");41    }42}43import org.junit.Test;44import static org.junit.Assert.*;45import org.powermock.reflect.Whitebox;46public class 4Test {47    public void test() {48        Whitebox.invokeMethod(4.class, "test");49    }50}51import org.powermock.reflect.Whitebox;52import java.lang.reflect.Method;53import java.lang.reflect.InvocationTargetException;54public class 4 {55    public static void main(String[] args) {56        try {57            Class<?> cls = Class.forName("4");58            Method m = cls.getDeclaredMethod("test");59            m.invoke(null);60        } catch (ClassNotFoundException | NoSuchMethodException | IllegalAccessException | InvocationTargetException e) {61            e.printStackTrace();62        }63    }64    public static void test() {65        System.out.println("test");66    }67}68import org.junit.Test;69import static org.junit.Assert.*;

Whitebox

Using AI Code Generation

1package com.powermock;2import static org.powermock.api.mockito.PowerMockito.mockStatic;3import org.junit.Test;4import org.powermock.reflect.Whitebox;5public class TestWhitebox {6	public void test() throws Exception {7		mockStatic(Whitebox.class);8		Whitebox.invokeMethod(Whitebox.class, "getInternalState", new Object[] { this, "field" });9	}10}11package com.powermock;12import static org.powermock.api.mockito.PowerMockito.mockStatic;13import org.junit.Test;14import org.powermock.reflect.Whitebox;15public class TestWhitebox {16	public void test() throws Exception {17		mockStatic(Whitebox.class);18		Whitebox.setInternalState(Whitebox.class, "field", "value");19	}20}21package com.powermock;22import static org.powermock.api.mockito.PowerMockito.mockStatic;23import org.junit.Test;24import org.powermock.reflect.Whitebox;25public class TestWhitebox {26	public void test() throws Exception {27		mockStatic(Whitebox.class);28		Whitebox.setInternalState(Whitebox.class, "field", "value");29	}30}31package com.powermock;32import static org.powermock.api.mockito.PowerMockito.mockStatic;33import org.junit.Test;34import org.powermock.reflect.Whitebox;35public class TestWhitebox {36	public void test() throws Exception {37		mockStatic(Whitebox.class);38		Whitebox.setInternalState(Whitebox.class, "field", "value");39	}40}41package com.powermock;42import static org.powermock.api.mockito.PowerMockito.mockStatic;43import org.junit.Test;44import org.powermock.reflect.Whitebox;45public class TestWhitebox {46	public void test() throws Exception {47		mockStatic(Whitebox.class);48		Whitebox.setInternalState(Whitebox.class, "field", "value");49	}50}51package com.powermock;

Whitebox

Using AI Code Generation

1package com.powermock;2import java.io.File;3import java.io.IOException;4import java.util.ArrayList;5import java.util.List;6import org.powermock.reflect.Whitebox;7public class Path {

Whitebox

Using AI Code Generation

1import org.powermock.reflect.Whitebox;2import java.lang.reflect.Method;3public class 4 {4    public static void main(String[] args) throws Exception {5        int a = 5;6        int b = 10;7        int result = Whitebox.invokeMethod(new Calculator(), "add", a, b);8        System.out.println("Result of add method: " + result);9    }10}11public class Calculator {12    private int add(int a, int b) {13        return a + b;14    }15}16import org.powermock.reflect.Whitebox;17import java.lang.reflect.Method;18public class 5 {19    public static void main(String[] args) throws Exception {20        int a = 5;21        int b = 10;22        int result = Whitebox.invokeMethod(null, "add", a, b);23        System.out.println("Result of add method: " + result);24    }25}26public class Calculator {27    private static int add(int a, int b) {28        return a + b;29    }30}31import org.powermock.reflect.Whitebox;32import java.lang.reflect.Method;33public class 6 {34    public static void main(String[] args) throws Exception {35        int a = 5;36        int b = 10;37        int result = Whitebox.invokeMethod(null, Calculator.class, "add", a, b);38        System.out.println("Result of add method: " + result);39    }40}41public class Calculator {42    private static int add(int a, int b) {43        return a + b;44    }45}46import org.powermock.reflect.Whitebox;47import

Whitebox

Using AI Code Generation

1import org.powermock.reflect.Whitebox;2public class 4 {3    public static void main(String[] args) {4        ClassToBeTested c = new ClassToBeTested();5        Whitebox.invokeMethod(c, "privateMethod");6        Whitebox.setInternalState(c, "privateField", "newValue");7        Whitebox.newInstance(ClassToBeTested.class);8    }9}

Whitebox

Using AI Code Generation

1import java.lang.reflect.Field;2import org.powermock.reflect.Whitebox;3public class 4 {4	public static void main(String[] args) throws Exception {5		Example e = new Example();6		Whitebox.setInternalState(e, "privateField", "privateFieldValue");7		String fieldValue = Whitebox.getInternalState(e, "privateField");

Whitebox

Using AI Code Generation

1import org.powermock.reflect.Whitebox; 2public class WhiteboxClass {3    public static void main(String[] args) {4        WhiteboxClass whiteboxClass = new WhiteboxClass();5        whiteboxClass.print();6    }7    private void print() {8        System.out.println("Hello World!");9    }10}11javac -cp powermock-api-mockito-1.6.4.jar;powermock-core-1.6.4.jar;powermock-reflect-1.6.4.jar;mockito-all-1.9.5.jar;objenesis-1.2.jar 4.java12java -cp powermock-api-mockito-1.6.4.jar;powermock-core-1.6.4.jar;powermock-reflect-1.6.4.jar;mockito-all-1.9.5.jar;objenesis-1.2.jar; 413import org.powermock.reflect.Whitebox; 14public class WhiteboxClass {15    public static void main(String[] args) {16        WhiteboxClass whiteboxClass = new WhiteboxClass();17        whiteboxClass.print();18    }19    private void print() {20        System.out.println("Hello World!");21    }22}23javac -cp powermock-api-mockito-1.6.4.jar;powermock-core-1.6.4.jar;powermock-reflect-1.6.4.jar;mockito-all-1.9.5.jar;objenesis-1.2.jar 5.java24java -cp powermock-api-mockito-1.6.4.jar;powermock-core-1.6.4.jar;powermock-reflect-1.6.4.jar;mockito-all-1.9.5.jar;objenesis-1.2.jar; 525import org.powermock.reflect.Whitebox; 26public class WhiteboxClass {27    public static void main(String[] args) {

Whitebox

Using AI Code Generation

1public class Test {2    private String name;3    public String getName() {4        return name;5    }6    public void setName(String name) {7        this.name = name;8    }9}10public class TestTest {11    public void testSetName() {12        Test test = new Test();13        Whitebox.setInternalState(test, "name", "test");14        assertEquals("test", test.getName());15    }16}17at org.powermock.reflect.internal.WhiteboxImpl.getField(WhiteboxImpl.java:142)18at org.powermock.reflect.internal.WhiteboxImpl.setInternalState(WhiteboxImpl.java:203)19at org.powermock.reflect.Whitebox.setInternalState(Whitebox.java:87)20at TestTest.testSetName(TestTest.java:15)21at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)22at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)23at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)24at java.lang.reflect.Method.invoke(Method.java:498)25at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)26at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)27at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)28at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)29at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)30at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)31at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)32at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)33at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)34at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)35at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)36at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)37at org.junit.runners.ParentRunner.run(ParentRunner.java:363)

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