How to use TestClassTransformerBuilder class of org.powermock.core.transformers package

Best Powermock code snippet using org.powermock.core.transformers.TestClassTransformerBuilder

Source:AbstractCommonTestSuiteChunkerImpl.java

...4import org.powermock.core.classloader.annotations.PrepareForTest;5import org.powermock.core.classloader.annotations.PrepareOnlyThisForTest;6import org.powermock.core.classloader.annotations.SuppressStaticInitializationFor;7import org.powermock.core.transformers.MockTransformer;8import org.powermock.core.transformers.TestClassTransformerBuilder;9import org.powermock.tests.utils.TestChunk;10import org.powermock.tests.utils.TestSuiteChunker;11import java.lang.annotation.Annotation;12import java.lang.reflect.Method;13import java.util.ArrayList;14import java.util.Collection;15import java.util.LinkedHashMap;16import java.util.LinkedList;17import java.util.List;18public abstract class AbstractCommonTestSuiteChunkerImpl implements TestSuiteChunker {19    20    protected static final int NOT_INITIALIZED = -1;21    22    static final int DEFAULT_TEST_LISTENERS_SIZE = 1;23    static final int INTERNAL_INDEX_NOT_FOUND = NOT_INITIALIZED;24    /*25    * Maps between a specific class and a map of test methods loaded by a26    * specific mock class loader.27    */28    private final List<TestCaseEntry> internalSuites = new LinkedList<TestCaseEntry>();29    /*30     * Maps the list of test indexes that is assigned to a specific test suite31     * index.32     */33    final LinkedHashMap<Integer, List<Integer>> testAtDelegateMapper = new LinkedHashMap<Integer, List<Integer>>();34    final Class<?>[] testClasses;35    36    private int currentTestIndex = NOT_INITIALIZED;37    protected AbstractCommonTestSuiteChunkerImpl(Class<?> testClass) throws Exception {38        this(new Class[]{testClass});39    }40    AbstractCommonTestSuiteChunkerImpl(Class<?>... testClasses) throws Exception {41        this.testClasses = testClasses;42        for (Class<?> clazz : testClasses) {43            chunkClass(clazz);44        }45    }46    @Override47    public int getChunkSize() {48        return getTestChunks().size();49    }50    public List<TestChunk> getTestChunks() {51        List<TestChunk> allChunks = new LinkedList<TestChunk>();52        for (TestCaseEntry entry : internalSuites) {53            allChunks.addAll(entry.getTestChunks());54        }55        return allChunks;56    }57    public List<TestChunk> getTestChunksEntries(Class<?> testClass) {58        for (TestCaseEntry entry : internalSuites) {59            if (entry.getTestClass().equals(testClass)) {60                return entry.getTestChunks();61            }62        }63        return null;64    }65    public TestChunk getTestChunk(Method method) {66        for (TestChunk testChunk : getTestChunks()) {67            if (testChunk.isMethodToBeExecutedByThisClassloader(method)) {68                return testChunk;69            }70        }71        return null;72    }73    74    private void chunkClass(final Class<?> testClass) throws Exception {75        List<Method> testMethodsForOtherClassLoaders = new ArrayList<Method>();76        77        final ClassLoader defaultMockLoader = createDefaultMockLoader(testClass, testMethodsForOtherClassLoaders);78    79        List<Method> currentClassloaderMethods = new LinkedList<Method>();80        TestChunk defaultTestChunk = new TestChunkImpl(defaultMockLoader, currentClassloaderMethods);81        82        // Put the first suite in the map of internal suites.83        List<TestChunk> testChunks = new LinkedList<TestChunk>();84        testChunks.add(defaultTestChunk);85        86        internalSuites.add(new TestCaseEntry(testClass, testChunks));87        initEntries(internalSuites);88        89        if (!currentClassloaderMethods.isEmpty()) {90            List<TestChunk> allTestChunks = internalSuites.get(0).getTestChunks();91            for (TestChunk chunk : allTestChunks.subList(1, allTestChunks.size())) {92                testMethodsForOtherClassLoaders.addAll(chunk.getTestMethodsToBeExecutedByThisClassloader());93            }94        } else if (2 <= internalSuites.size()95                           || 1 == internalSuites.size()96                                      && 2 <= internalSuites.get(0).getTestChunks().size()) {97            /*98             * If we don't have any test that should be executed by the default99             * class loader remove it to avoid duplicate test print outs.100             */101            internalSuites.get(0).getTestChunks().remove(0);102        }103        //else{ /*Delegation-runner maybe doesn't use test-method annotations!*/ }104    }105    106    private ClassLoader createDefaultMockLoader(final Class<?> testClass, final Collection<Method> testMethodsForOtherClassLoaders) {107        final MockTransformer extraMockTransformer;108        if (null == testMethodAnnotation()) {109            extraMockTransformer = null;110        } else {111            extraMockTransformer = TestClassTransformerBuilder112                                       .forTestClass(testClass)113                                       .removesTestMethodAnnotation(testMethodAnnotation())114                                       .fromMethods(testMethodsForOtherClassLoaders);115        }116        return new MockClassLoaderFactory(testClass).createForClass(extraMockTransformer);117    }118    119    private void putMethodToChunk(TestCaseEntry testCaseEntry, Class<?> testClass, Method method) {120        if (shouldExecuteTestForMethod(testClass, method)) {121            currentTestIndex++;122            if (hasChunkAnnotation(method)) {123                LinkedList<Method> methodsInThisChunk = new LinkedList<Method>();124                methodsInThisChunk.add(method);125                126                final ClassLoader mockClassloader = createClassLoaderForMethod(testClass, method);127                128                final TestChunkImpl chunk = new TestChunkImpl(mockClassloader, methodsInThisChunk);129                testCaseEntry.getTestChunks().add(chunk);130                updatedIndexes();131            } else {132                testCaseEntry.getTestChunks().get(0).getTestMethodsToBeExecutedByThisClassloader().add(method);133                // currentClassloaderMethods.add(method);134                final int currentDelegateIndex = internalSuites.size() - 1;135                /*136                 * Add this test index to the main junit runner137                 * delegator.138                 */139                List<Integer> testList = testAtDelegateMapper.get(currentDelegateIndex);140                if (testList == null) {141                    testList = new LinkedList<Integer>();142                    testAtDelegateMapper.put(currentDelegateIndex, testList);143                }144                145                testList.add(currentTestIndex);146            }147        }148    }149    150    private ClassLoader createClassLoaderForMethod(final Class<?> testClass, final Method method) {151        152        final MockTransformer extraMockTransformer;153        if (null == testMethodAnnotation()) {154            extraMockTransformer = null;155        } else {156            extraMockTransformer = TestClassTransformerBuilder.forTestClass(testClass)157                                                              .bytecodeFrameworkClue(method)158                                                              .removesTestMethodAnnotation(testMethodAnnotation())159                                                              .fromAllMethodsExcept(method);160        }161        162        final MockClassLoaderFactory classLoaderFactory = new MockClassLoaderFactory(testClass);163        return classLoaderFactory.createForMethod(method, extraMockTransformer);164    }165    166    protected Class<? extends Annotation> testMethodAnnotation() {167        return null;168    }169    170    private void initEntries(List<TestCaseEntry> entries) {...

Source:TestClassTransformerBuilder.java

...5import org.powermock.core.transformers.javassist.testclass.FromAllMethodsExceptJavaAssistTestClassTransformer;6import java.lang.annotation.Annotation;7import java.lang.reflect.Method;8import java.util.Collection;9public class TestClassTransformerBuilder {10    11    public static TestClassTransformerBuilder forTestClass(final Class<?> testClass) {12        return new TestClassTransformerBuilder(testClass);13    }14    15    private final Class<?> testClass;16    17    private TestClassTransformerBuilder(final Class<?> testClass) {18        this.testClass = testClass;19    }20    21    public RemovesTestMethodAnnotation removesTestMethodAnnotation(final Class<? extends Annotation> testMethodAnnotation) {22        return new RemovesTestMethodAnnotation(testClass, testMethodAnnotation, ByteCodeFramework.getByteCodeFrameworkForTestClass(testClass));23    }24    25    public TestClassTransformerBuilderWithClue bytecodeFrameworkClue(final Method method) {26        return new TestClassTransformerBuilderWithClue(testClass, method);27    }28    29    public static class TestClassTransformerBuilderWithClue {30        31        private final Class<?> testClass;32        private final Method method;33        34        private TestClassTransformerBuilderWithClue(final Class<?> testClass, final Method method) {35            this.testClass = testClass;36            this.method = method;37        }38        39        public RemovesTestMethodAnnotation removesTestMethodAnnotation(final Class<? extends Annotation> testMethodAnnotation) {40            return new RemovesTestMethodAnnotation(testClass, testMethodAnnotation, ByteCodeFramework.getByteCodeFrameworkForMethod(testClass, method));41        }42    }43    44    public static class RemovesTestMethodAnnotation {45        private final Class<? extends Annotation> testMethodAnnotation;46        private final Class<?> testClass;47        private final ByteCodeFramework byteCodeFramework;48        ...

TestClassTransformerBuilder

Using AI Code Generation

1package org.powermock.core.transformers.test;2import org.powermock.core.transformers.ClassWrapper;3import org.powermock.core.transformers.MockTransformer;4import org.powermock.core.transformers.MockTransformerChain;5import org.powermock.core.transformers.MockTransformerFactory;6import org.powermock.core.transformers.TestClassTransformerBuilder;7public class TestClassTransformerBuilderTest {8    public static void main(String[] args) {9        MockTransformer mockTransformer = new MockTransformer() {10            public byte[] transform(ClassLoader loader, String className, Class<?> classBeingRedefined,11                    byte[] classfileBuffer, ClassWrapper classWrapper) throws Exception {12                System.out.println("MockTransformer");13                return classfileBuffer;14            }15        };16        MockTransformerFactory mockTransformerFactory = new MockTransformerFactory() {17            public MockTransformer create(ClassLoader loader, String className, Class<?> classBeingRedefined,18                    byte[] classfileBuffer, ClassWrapper classWrapper) throws Exception {19                System.out.println("MockTransformerFactory");20                return mockTransformer;21            }22        };23        MockTransformerChain mockTransformerChain = new MockTransformerChain();24        mockTransformerChain.add(mockTransformerFactory);25        TestClassTransformerBuilder builder = new TestClassTransformerBuilder();26        builder.setMockTransformerChain(mockTransforme

TestClassTransformerBuilder

Using AI Code Generation

1package org.powermock.core.transformers;2import java.io.IOException;3import java.lang.instrument.IllegalClassFormatException;4import java.security.ProtectionDomain;5import org.powermock.core.transformers.impl.TestClassTransformerBuilder;6public class TestClassTransformer extends AbstractTestTransformer {7    private final TestClassTransformerBuilder builder;8    public TestClassTransformer() {9        builder = new TestClassTransformerBuilder();10    }11    public byte[] transform(ClassLoader loader, String className, Class<?> classBeingRedefined,12            ProtectionDomain protectionDomain, byte[] classfileBuffer) throws IllegalClassFormatException {13        try {14            return builder.transform(loader, className, classBeingRedefined, protectionDomain, classfileBuffer);15        } catch (IOException e) {16            throw new IllegalClassFormatException(e.getMessage());17        }18    }19}20package org.powermock.core.transformers;21import java.lang.instrument.Instrumentation;22public class JavaAgent {23    public static void premain(String agentArgs, Instrumentation inst) {24        inst.addTransformer(new TestClassTransformer());25    }26}27package org.powermock.core.transformers;28import java.lang.instrument.Instrumentation;29public class JavaAgent {30    public static void premain(String agentArgs, Instrumentation inst) {31        inst.addTransformer(new TestClassTransformer());32    }33}34package org.powermock.core.transformers;35import java.lang.instrument.Instrumentation;36public class JavaAgent {37    public static void premain(String agentArgs, Instrumentation inst) {38        inst.addTransformer(new TestClassTransformer());39    }40}41package org.powermock.core.transformers;42import java.lang.instrument.Instrumentation;43public class JavaAgent {44    public static void premain(String agentArgs, Instrumentation inst) {45        inst.addTransformer(new TestClassTransformer());46    }47}48package org.powermock.core.transformers;49import java.lang.instrument.Instrumentation;50public class JavaAgent {

TestClassTransformerBuilder

Using AI Code Generation

1package org.powermock.core.transformers;2import java.io.File;3import java.io.IOException;4import java.lang.reflect.Constructor;5import java.lang.reflect.InvocationTargetException;6import java.util.ArrayList;7import java.util.List;8import org.powermock.core.classloader.MockClassLoader;9import org.powermock.core.transformers.impl.MockTransformer;10import org.powermock.core.transformers.impl.MockTransformerChain;11import com.sun.org.apache.xalan.internal.xsltc.trax.TransformerFactoryImpl;12public class TestClassTransformerBuilder {13	private final List<MockTransformer> transformers = new ArrayList<MockTransformer>();14	private final List<Class<?>[]> constructorParameters = new ArrayList<Class<?>[]>();15	private final List<Object[]> constructorArguments = new ArrayList<Object[]>();16	private final List<String> transformerNames = new ArrayList<String>();17	private final List<String> transformerDescriptions = new ArrayList<String>();18	private final List<Integer> transformerPriorities = new ArrayList<Integer>();19	private final List<ClassLoader> classLoaders = new ArrayList<ClassLoader>();20	private final List<Class<?>> transformerClasses = new ArrayList<Class<?>>();21	private final List<Class<?>> transformerInterfaces = new ArrayList<Class<?>>();22	private final List<Class<?>> transformerSuperClasses = new ArrayList<Class<?>>();23	private final List<Class<?>[]> transformerInterfacesToImplement = new ArrayList<Class<?>[]>();24	private final List<Class<?>[]> transformerSuperClassesToImplement = new ArrayList<Class<?>[]>();25	private final List<Class<?>[]> transformerInterfacesToImplementForConstructors = new ArrayList<Class<?>[]>();26	private final List<Class<?>[]> transformerSuperClassesToImplementForConstructors = new ArrayList<Class<?>[]>();27	private final List<String> transformerClassFileNames = new ArrayList<String>();28	private final List<File> transformerClassFiles = new ArrayList<File>();29	private final List<String> transformerClassFileNamesForConstructors = new ArrayList<String>();30	private final List<File> transformerClassFilesForConstructors = new ArrayList<File>();31	private final List<Transformer> transformerInstances = new ArrayList<Transformer>();32	private final List<Transformer> transformerInstancesForConstructors = new ArrayList<Transformer>();33	private final List<String> transformerClassNames = new ArrayList<String>();34	private final List<String> transformerClassNamesForConstructors = new ArrayList<String>();35	private final List<Class<?>> transformerClassesForConstructors = new ArrayList<Class<?>>();36	private final List<Class<?>> transformerInterfacesForConstructors = new ArrayList<Class<?>>();37	private final List<Class<?>> transformerSuperClassesForConstructors = new ArrayList<Class<?>>();

TestClassTransformerBuilder

Using AI Code Generation

1import org.powermock.core.transformers.*;2import org.powermock.core.transformers.impl.*;3import org.powermock.core.transformers.impl.*;4import java.util.*;5import java.io.*;6import java.lang.reflect.*;7import java.lang.instrument.*;8import java.security.*;9import java.security.ProtectionDomain;10public class TestClassTransformerBuilder{11public static void main(String[] args) throws Exception{

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