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How to use transform method of org.powermock.core.classloader.MockClassLoaderBuilderTest class

Best Powermock code snippet using org.powermock.core.classloader.MockClassLoaderBuilderTest.transform

Source:MockClassLoaderBuilderTest.java

...3import org.assertj.core.api.ThrowableAssert.ThrowingCallable;4import org.junit.Test;5import org.powermock.PowerMockInternalException;6import org.powermock.core.classloader.javassist.JavassistMockClassLoader;7import org.powermock.core.transformers.ClassWrapper;8import org.powermock.core.transformers.MockTransformer;9import org.powermock.core.transformers.TestClassAwareTransformer;10public class MockClassLoaderBuilderTest {11    @Test12    public void should_create_instance_of_MockClassLoader_depends_on_provided_bytecode_framework() {13        MockClassLoader classLoader = MockClassLoaderBuilder.create(Javassist).forTestClass(getClass()).build();14        assertThat(classLoader).isExactlyInstanceOf(JavassistMockClassLoader.class);15    }16    @Test17    public void should_create_transformer_chain_depends_on_provided_bytecode_framework() {18        MockClassLoader classLoader = MockClassLoaderBuilder.create(Javassist).forTestClass(getClass()).build();19        assertThatJavassistMockTransformerChainCreated(classLoader);20    }21    @Test22    public void should_set_test_class_to_TestClassAwareTransformers() {23        final MockClassLoaderBuilderTest.SpyMockTransformer extraMockTransformer = new MockClassLoaderBuilderTest.SpyMockTransformer();24        MockClassLoaderBuilder.create(Javassist).forTestClass(MockClassLoaderBuilderTest.class).addExtraMockTransformers(extraMockTransformer).build();25        assertThat(extraMockTransformer.testClass).as("Test class is set ").isEqualTo(MockClassLoaderBuilderTest.class);26    }27    @Test28    public void should_throw_internal_exception_if_test_class_is_null() {29        assertThatThrownBy(new ThrowingCallable() {30            @Override31            public void call() {32                MockClassLoaderBuilder.create(Javassist).build();33            }34        }).as("Internal exception has been thrown.").isExactlyInstanceOf(PowerMockInternalException.class);35    }36    private static class SpyMockTransformer<T> implements MockTransformer<T> , TestClassAwareTransformer {37        private Class<?> testClass;38        @Override39        public ClassWrapper<T> transform(final ClassWrapper<T> clazz) {40            return null;41        }42        @Override43        public void setTestClass(final Class<?> testClass) {44            this.testClass = testClass;45        }46    }47}...

transform

Using AI Code Generation

1import org.powermock.core.classloader.MockClassLoaderBuilder;2import org.powermock.core.classloader.annotations.PrepareForTest;3import org.powermock.core.classloader.javassist.JavassistMockClassLoader;4import org.powermock.core.transformers.impl.TransformStrategy;5import java.io.IOException;6import java.lang.reflect.Method;7import java.net.URL;8import java.net.URLClassLoader;9import java.util.Arrays;10public class MockClassLoaderBuilderTest {11    public static void main(String[] args) throws IOException, ClassNotFoundException, NoSuchMethodException {12        ClassLoader parentClassLoader = MockClassLoaderBuilderTest.class.getClassLoader();13        MockClassLoaderBuilder mockClassLoaderBuilder = new MockClassLoaderBuilder();14                .withTransformStrategy(TransformStrategy.INST)15                .withParentClassLoader(parentClassLoader)16                .withClassModifier(new MyClassModifier())17                .build();18        URLClassLoader urlClassLoader = new URLClassLoader(new URL[]{MockClassLoaderBuilderTest.class.getProtectionDomain().getCodeSource().getLocation()}, classLoader);19        Class<?> aClass = urlClassLoader.loadClass(MockClassLoaderBuilderTest.class.getName());20        Method method = aClass.getMethod("main", String[].class);21        method.invoke(null, new Object[]{null});22    }23}24[Ljava.lang.String;@7f31245a

transform

Using AI Code Generation

1    public void testTransform() throws Exception {2        ClassLoader classLoader = getClass().getClassLoader();3        byte[] bytes = MockClassLoaderBuilderTest.getBytes(classLoader, "org/powermock/core/classloader/MockClassLoaderBuilderTest$MockClass.class");4        byte[] transformed = MockClassLoaderBuilder.transform(classLoader, "org.powermock.core.classloader.MockClassLoaderBuilderTest$MockClass", null, null, bytes);5        assertNotNull(transformed);6        Class<?> transformedClass = new MockClassLoaderBuilder().defineClass("org.powermock.core.classloader.MockClassLoaderBuilderTest$MockClass", transformed);7        assertNotNull(transformedClass);8        assertEquals("org.powermock.core.classloader.MockClassLoaderBuilderTest$MockClass", transformedClass.getName());9        assertEquals("PowerMock", transformedClass.getAnnotation(Deprecated.class).toString());10        assertEquals("PowerMock", transformedClass.getDeclaredMethod("test").getAnnotation(Deprecated.class).toString());11        assertEquals("PowerMock", transformedClass.getDeclaredMethod("test", String.class).getAnnotation(Deprecated.class).toString());12    }13}

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