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How to use createTransformerChain method of org.powermock.core.classloader.MockClassLoaderBuilder class

Best Powermock code snippet using org.powermock.core.classloader.MockClassLoaderBuilder.createTransformerChain

Source:MockClassLoaderBuilder.java

...40    private Class<?> testClass;41    42    private MockClassLoaderBuilder(final ByteCodeFramework byteCodeFramework) {43        this.byteCodeFramework = byteCodeFramework;44        transformerChainFactory = byteCodeFramework.createTransformerChainFactory();45        extraMockTransformers = new ArrayList<MockTransformer>();46    }47    public MockClassLoader build() {48        internalAssertNotNull(testClass, "Test class is null during building classloader. ");49    50        final MockClassLoaderConfiguration configuration = new MockClassLoaderConfiguration(classesToModify, packagesToIgnore);51        final MockClassLoader classLoader = byteCodeFramework.createClassloader(configuration, useClassPathAdjuster);52    53        classLoader.setMockTransformerChain(createTransformerChain());54        return classLoader;55    }56    57    private MockTransformerChain createTransformerChain() {58        final MockTransformerChain mockTransformerChain = transformerChainFactory.createDefaultChain(extraMockTransformers);59        60        final Iterable<MockTransformer> testAwareTransformer = mockTransformerChain.filter(isInstanceOf(TestClassAwareTransformer.class));61        for (MockTransformer transformer : testAwareTransformer) {62            ((TestClassAwareTransformer) transformer).setTestClass(testClass);63        }64        65        return mockTransformerChain;66    }67    68    public MockClassLoaderBuilder addIgnorePackage(String[] packagesToIgnore) {69        this.packagesToIgnore = ArrayUtil.addAll(this.packagesToIgnore, packagesToIgnore);70        return this;71    }...

createTransformerChain

Using AI Code Generation

1import org.powermock.core.classloader.MockClassLoaderBuilder;2import org.powermock.core.classloader.annotations.MockPolicy;3import org.powermock.core.classloader.annotations.PrepareForTest;4import org.powermock.modules.junit4.PowerMockRunner;5import org.powermock.reflect.internal.WhiteboxImpl;6import org.junit.Test;7import org.junit.runner.RunWith;8import org.powermock.classloading.ClassloaderExecutor;9import org.powermock.classloading.ClassloaderExecutorFactory;10import org.powermock.classloading.ClassloaderExecutorFactoryImpl;11import org.powermock.classloading.DeepClonedClassLoader;12import org.powermock.classloading.DeepClonedClassLoaderFactory;13import org.powermock.classloading.DeepClonedClassLoaderFactoryImpl;14import org.powermock.classloading.FinalizeAwareClassLoader;15import org.powermock.classloading.FinalizeAwareClassLoaderFactory;16import org.powermock.classloading.FinalizeAwareClassLoaderFactoryImpl;17import org.powermock.classloading.MockClassLoader;18import org.powermock.classloading.MockClassLoaderFactory;19import org.powermock.classloading.MockClassLoaderFactoryImpl;20import org.powermock.classloading.MockClassLoaderImpl;21import org.powermock.classloading.MockClassLoaderParameter;22import org.powermock.classloading.MockClassLoaderParameterImpl;23import org.powermock.classloading.MockClassLoaderParameters;24import org.powermock.classloading.MockClassLoaderParametersImpl;25import org.powermock.classloading.MockClassLoaderStrategy;26import org.powermock.classloading.MockClassLoaderStrategyFactory;27import org.powermock.classloading.MockClassLoaderStrategyFactoryImpl;28import org.powermock.classloading.MockClassLoaderStrategyImpl;29import org.powermock.classloading.MockClassLoaderStrategyImpl2;30import org.powermock.classloading.MockClassLoaderStrategyImpl3;31import org.powermock.classloading.MockClassLoaderStrategyImpl4;32import org.powermock.classloading.MockClassLoaderStrategyImpl5;33import org.powermock.classloading.MockClassLoaderStrategyImpl6;34import org.powermock.classloading.MockClassLoaderStrategyImpl7;35import org.powermock.classloading.MockClassLoaderStrategyImpl8;36import org.powermock.classloading.MockClassLoaderStrategyImpl9;37import org.powermock.classloading.MockClassLoaderStrategyImpl10;38import org.powermock.classloading.MockClassLoaderStrategyImpl11;39import org.powermock.classloading.MockClassLoaderStrategyImpl12;40import org.powermock.classloading.MockClassLoaderStrategyImpl13;41import org.powermock.classloading.MockClassLoaderStrategyImpl14;42import org.powermock.classloading.MockClassLoaderStrategyImpl15;43import org.powermock.classloading.MockClassLoaderStrategyImpl16;44import org.powermock.classloading.MockClassLoaderStrategyImpl17;45import org.powermock.class

createTransformerChain

Using AI Code Generation

1package com.mycompany.app;2import org.powermock.core.classloader.MockClassLoaderBuilder;3import org.powermock.core.classloader.annotations.PrepareForTest;4import org.powermock.core.transformers.MockTransformer;5import org.powermock.core.transformers.impl.MockTransformerChain;6import org.powermock.core.transformers.impl.SuperClassMockTransformer;7import org.powermock.core.transformers.impl.SuperClassMockTransformerChain;8import org.powermock.modules.junit4.PowerMockRunner;9import org.powermock.modules.junit4.PowerMockRunnerDelegate;10import org.powermock.reflect.Whitebox;11import org.powermock.tests.utils.impl.JUnit4PowerMockRunnerDelegate;12import org.junit.Test;13import org.junit.runner.RunWith;14@RunWith(PowerMockRunner.class)15@PowerMockRunnerDelegate(JUnit4PowerMockRunnerDelegate.class)16@PrepareForTest({MyClass.class})17public class MyClassTest {18    public void testCreateTransformerChain() throws Exception {19        MockTransformerChain mockTransformerChain = (MockTransformerChain) Whitebox.invokeMethod(MockClassLoaderBuilder.createTransformerChain(), "createTransformerChain");20        MockTransformer[] mockTransformers = mockTransformerChain.getTransformers();21        SuperClassMockTransformerChain superChain = (SuperClassMockTransformerChain) mockTransformers[0];22        SuperClassMockTransformer[] superTransformers = superChain.getTransformers();23        assert superTransformers.length == 2;24    }25}26I have a project with a bunch of unit tests (JUnit 4) that are using PowerMock to mock static methods. The tests are running fine in Eclipse, but when I run them in Maven, I get the following error:

createTransformerChain

Using AI Code Generation

1import org.powermock.core.classloader.MockClassLoaderBuilder;2import org.powermock.core.transformers.MockTransformerChain;3import org.powermock.core.transformers.impl.ClassWrapperTransformer;4import org.powermock.core.transformers.impl.MockTransformer;5import org.powermock.core.transformers.impl.MockTransformerChainBuilder;6import org.powermock.core.transformers.impl.TestClassTransformer;7import org.powermock.core.transformers.impl.TestMethodTransformer;8import org.powermock.core.transformers.impl.TestSuiteChunker;9import org.powermock.core.transformers.impl.TestSuiteTransformer;10import org.powermock.core.transformers.impl.TransformStrategy;11import org.powermock.core.transformers.impl.TransformStrategyImpl;12import org.powermock.core.transformers.impl.TransformStrategyImplBuilder;13import org.powermock.core.transformers.impl.TransformStrategyImplBuilderImpl;14import org.powermock.core.transformers.impl.TransformStrategyImplBuilderImplTest;15import org.powermock.core.transformers.impl.TransformStrategyImplTest;16import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestClassTransformerImpl;17import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestMethodTransformerImpl;18import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestSuiteTransformerImpl;19import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl;20import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl2;21import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl3;22import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl4;23import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl5;24import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl6;25import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl7;26import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl8;27import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl9;28import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl10;29import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl11;30import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl12;31import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl13;32import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl14;33import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl15;34import org.powermock.core.transformers.impl

createTransformerChain

Using AI Code Generation

1package com.mycompany.app;2import org.powermock.core.classloader.MockClassLoaderBuilder;3import org.powermock.core.classloader.annotations.PrepareForTest;4import org.powermock.core.transformers.MockTransformer;5import org.powermock.core.transformers.impl.MockTransformerChain;6import org.powermock.core.transformers.impl.SuperClassMockTransformer;7import org.powermock.core.transformers.impl.SuperClassMockTransformerChain;8import org.powermock.modules.junit4.PowerMockRunner;9import org.powermock.modules.junit4.PowerMockRunnerDelegate;10import org.powermock.reflect.Whitebox;11import org.powermock.tests.utils.impl.JUnit4PowerMockRunnerDelegate;12import org.junit.Test;13import org.junit.runner.RunWith;14@RunWith(PowerMockRunner.class)15@PowerMockRunnerDelegate(JUnit4PowerMockRunnerDelegate.class)16@PrepareForTest({MyClass.class})17public class MyClassTest {18    public void testCreateTransformerChain() throws Exception {19        MockTransformerChain mockTransformerChain = (MockTransformerChain) Whitebox.invokeMethod(MockClassLoaderBuilder.createTransformerChain(), "createTransformerChain");20        MockTransformer[] mockTransformers = mockTransformerChain.getTransformers();21        SuperClassMockTransformerChain superChain = (SuperClassMockTransformerChain) mockTransformers[0];22        SuperClassMockTransformer[] superTransformers = superChain.getTransformers();23        assert superTransformers.length == 2;24    }25}26I have a project with a bunch of unit tests (JUnit 4) that are using PowerMock to mock static methods. The tests are running fine in Eclipse, but when I run them in Maven, I get the following error:

createTransformerChain

Using AI Code Generation

1import org.powermock.core.classloader.MockClassLoaderBuilder;2import org.powermock.core.transformers.MockTransformerChain;3import org.powermock.core.transformers.impl.ClassWrapperTransformer;4import org.powermock.core.transformers.impl.MockTransformer;5import org.powermock.core.transformers.impl.MockTransformerChainBuilder;6import org.powermock.core.transformers.impl.TestClassTransformer;7import org.powermock.core.transformers.impl.TestMethodTransformer;8import org.powermock.core.transformers.impl.TestSuiteChunker;9import org.powermock.core.transformers.impl.TestSuiteTransformer;10import org.powermock.core.transformers.impl.TransformStrategy;11import org.powermock.core.transformers.impl.TransformStrategyImpl;12import org.powermock.core.transformers.impl.TransformStrategyImplBuilder;13import org.powermock.core.transformers.impl.TransformStrategyImplBuilderImpl;14import org.powermock.core.transformers.impl.TransformStrategyImplBuilderImplTest;15import org.powermock.core.transformers.impl.TransformStrategyImplTest;16import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestClassTransformerImpl;17import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestMethodTransformerImpl;18import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestSuiteTransformerImpl;19import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl;20import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl2;21import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl3;22import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl4;23import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl5;24import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl6;25import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl7;26import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl8;27import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl9;28import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl10;29import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl11;30import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl12;31import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl13;32import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl14;33import org.powermock.core.transformers.impl.TransformStrategyImplTest.TestTransformerImpl15;34import org.powermock.core.transformers.impl

createTransformerChain

Using AI Code Generation

1java.lang.NoSuchMethodError: org.powermock.core.classloader.MockClassLoaderBuilder.createTransformerChain([Lorg/powermock/core/classloader/AbstractMockTransformer;)Lorg/powermock/core/classloader/AbstractMockTransformer;2Class<?> mockClassLoaderBuilderClass = Class.forName("org.powermock.core.classloader.MockClassLoaderBuilder");3Method createTransformerChainMethod = mockClassLoaderBuilderClass.getMethod("createTransformerChain", AbstractMockTransformer[].class);4AbstractMockTransformer transformer = (AbstractMockTransformer) createTransformerChainMethod.invoke(null, new AbstractMockTransformer[0]);5Class<?> mockClassLoaderBuilderClass = Class.forName("org.powermock.core.classloader.MockClassLoaderBuilder");6Method createTransformerChainMethod = mockClassLoaderBuilderClass.getMethod("createTransformerChain", AbstractMockTransformer[].class);7AbstractMockTransformer transformer = (AbstractMockTransformer) createTransformerChainMethod.invoke(null, new Object[0]);8Class<?> mockClassLoaderBuilderClass = Class.forName("org.powermock.core.classloader.MockClassLoaderBuilder");9Method createTransformerChainMethod = mockClassLoaderBuilderClass.getMethod("createTransformerChain", AbstractMockTransformer[].class);10AbstractMockTransformer transformer = (AbstractMockTransformer) createTransformerChainMethod.invoke(null, new AbstractMockTransformer[]{});11Class<?> mockClassLoaderBuilderClass = Class.forName("org.powermock.core.classloader.MockClassLoaderBuilder");12Method createTransformerChainMethod = mockClassLoaderBuilderClass.getMethod("createTransformerChain", AbstractMockTransformer[].class);13AbstractMockTransformer transformer = (AbstractMockTransformer) createTransformerChainMethod.invoke(null, new AbstractMockTransformer[]{null});14Class<?> mockClassLoaderBuilderClass = Class.forName("org.powermock.core.classloader.MockClassLoaderBuilder");15Method createTransformerChainMethod = mockClassLoaderBuilderClass.getMethod("createTransformerChain", AbstractMockTransformer[].class);16AbstractMockTransformer transformer = (AbstractMockTransformer) createTransformerChainMethod.invoke(null, new Object[]{null});17Class<?> mockClassLoaderBuilderClass = Class.forName("org.powermock.core.classloader.MockClassLoaderBuilder");

createTransformerChain

Using AI Code Generation

1import org.powermock.core.classloader.MockClassLoaderBuilder;2import org.powermock.core.classloader.annotations.PowerMockIgnore;3import org.powermock.core.transformers.impl.TransformStrategy;4import org.powermock.core.transformers.impl.TransformStrategyFactory;5import org.powermock.core.transformers.impl.TransformStrategyFactory.TransformStrategyType;6import org.powermock.core.transformers.impl.TransformStrategyImpl;7import org.powermock.core.transformers.impl.TransformStrategyImpl.TransformStrategyImplBuilder;8import java.lang.instrument.ClassFileTransformer;9import java.util.ArrayList;10import java.util.Arrays;11import java.util.List;12class CustomTransformer implements ClassFileTransformer {13    public byte[] transform(ClassLoader loader, String className, Class<?> classBeingRedefined, java.security.ProtectionDomain protectionDomain, byte[] classfileBuffer) throws IllegalClassFormatException {

createTransformerChain

Using AI Code Generation

1MockClassLoaderBuilder.createTransformerChain(2    new ClassWrapper("com.example.MyClass", ClassWrapper.classToBytes(MyClass.claus)),3    new ClassWrapper("com.example.MyClass2", ClassWrapper.classToBytes(MyClass2.class))4);5MockClassLoaderBuilder mockClassLoaderBuilder = new MockClassLoaderBuilder();6mockClassLoaderBuilder.addTransformerChain(7    new ClassWrapper("com.example.MyClass", ClassWrapper.classToBytes(MyClass.class)),8    new ClassWrapper("com.example.MyClass2", ClassWrapper.classToBytes(MyClass2.class))9);10MockClassLoader mockClassLoader = mockClassLoaderBuilder.build();11Class<?> clazz = mockClassLoader.loadClass("com.example.MyClass");12Object instance = clazz.newInstance();13Method method = clazz.getMethod("test");14method.invoke(instance);15Object instance2 = clazz.newInstance();16method.invoke(instance2);17Object instance3 = clazz.newInstance();18method.invoke(instance3);19Object instance4 = clazz.newInstance();20method.invoke(instance4);21Object instance5 = clazz.newInstance();22method.invoke(instance5);23Object instance6 = clazz.newInstance();24method.invoke(instance6);25Object instance7 = clazz.newInstance();26method.invoke(instance7);27Object instance8 = clazz.newInstance();28method.invoke(instance8);29Object instance9 = clazz.newInstance();30method.invoke(instance9);31Object instance10 = clazz.newInstance();32    }33}34class CustomTransformStrategy implements TransformStrategy {35    public ClassFileTransformer[] createTransformers() {36        List<ClassFileTransformer> transformers = new ArrayList<ClassFileTransformer>();37        transformers.add(new CustomTransformer());38        return transformers.toArray(new ClassFileTransformer[transformers.size()]);39    }40}41class CustomTransformStrategyFactory implements TransformStrategyFactory {42    public TransformStrategy create() {43        return new CustomTransformStrategy();44    }45    public TransformStrategyType getType() {46        return TransformStrategyType.AGENT;47    }48}49class CustomTransformStrategyImplBuilder implements TransformStrategyImplBuilder {50    public TransformStrategyImpl create() {51        return new TransformStrategyImpl(new CustomTransformStrategyFactory());52    }53}54class CustomTransformStrategyImpl extends TransformStrategyImpl {55    public CustomTransformStrategyImpl() {56        super(new CustomTransformStrategyFactory());57    }58}59class CustomTransformStrategyImplFactory implements TransformStrategyImpl.TransformStrategyImplFactory {60    public TransformStrategyImpl create() {

createTransformerChain

Using AI Code Generation

1MockClassLoaderBuilder builder = new MockClassLoaderBuilder();2Class<?>[] classesToMock = new Class<?>[] { ClassToBeMocked.class };3Class<?>[] classesToTransform = new Class<?>[] { ClassToTransform.class };4MockClassLoader mockClassLoader = builder.createTransformerChain(classesToMock, classesToTransform).build();5Class<?> classToBeMocked = mockClassLoader.loadClass("com.test.ClassToBeMocked");6Object classToBeMockedMock = mock(classToBeMocked);7Object classToTransformMock = mock(ClassToTransform.class);8when(classToBeMockedMock.someMethod()).thenReturn(classToTransformMock);9Object classToBeMockedInstance = classToBeMocked.newInstance();10classToBeMockedInstance.someMethod();11verify(classToBeMockedMock).someMethod();12verify(classToBeMockedMock).someMethod(classToTransformMock);13verify(classToBeMockedMock, times(1)).someMethod();14verify(classToBeMockedMock, times(1)).someMethod(classToTransformMock);15verify(classToBeMockedMock, times(1)).someMethod(eq(classToTransformMock));16verify(class

createTransformerChain

Using AI Code Generation

1import org.powermock.core.classloader.MockClassLoaderBuilder;2import org.powermock.core.classloader.annotations.PowerMockIgnore;3import org.powermock.core.classloader.annotations.PrepareForTest;4import org.powermock.modules.junit4.PowerMockRunner;5import org.powermock.reflect.Whitebox;6import org.powermock.reflect.internal.WhiteboxImpl;7import org.powermock.tests.utils.impl.JavaVersion;8import org.powermock.tests.utils.impl.JavaVersions;9import org.powermock.tests.utils.impl.TestFramework;10import org.powermock.tests.utils.impl.TestFrameworks;11import org.powermock.tests.utils.impl.VM;12import org.powermock.tests.utils.impl.VMs;13import org.powermock.tests.utils.impl.VMVersion;14import org.powermock.tests.utils.impl.VMVersions;15import java.util.ArrayList;16import java.util.List;17import static org.junit.Assert.assertEquals;18import static org.junit.Assert.assertTrue;19import static org.junit.Assert.fail;20import static org.powermock.tests.utils.impl.JavaVersions.JAVA_6;21import static org.powermock.tests.utils.impl.JavaVersions.JAVA_7;22import static org.powermock.tests.utils.impl.JavaVersions.JAVA_8;23import static org.powermock.tests.utils.impl.VMVersion.VM_VERSION_11;24import static org.powermock.tests.utils.impl.VMVersion.VM_VERSION_12;25import static org.powermock.tests.utils.impl.VMVersion.VM_VERSION_13;26import static org.powermock.tests.utils.impl.VMVersion.VM_VERSION_14;27import static org.powermock.tests.utils.impl.VMVersion.VM_VERSION_15;28import static org.powermock.tests.utils.impl.VMVersion.VM_VERSION_16;29import static org.powermock.tests.utils.impl.VMVersion.VM_VERSION_17;30import static org.powermock.tests.utils.impl.VMVersion.VM_VERSION_18;31import static org.powermock.tests.utils.impl.VMVersion.VM_VERSION_19;32import static org.powermock.tests.utils.impl.VMVersion.VM_VERSION_20;33import static org.powermock.tests.utils.impl.VMVersion.VM_VERSION_21;34import static org.powermock.tests.utils.impl

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