Best Powermock code snippet using powermock.test.support.MainMockTransformerTestSupport
Source:ConstructorCallMockTransformerTest.java  
...24import org.powermock.core.test.MockClassLoaderFactory;25import org.powermock.core.transformers.javassist.InstrumentMockTransformer;26import org.powermock.core.transformers.mock.MockGatewaySpy;27import org.powermock.core.transformers.mock.MockGatewaySpy.MethodCall;28import powermock.test.support.MainMockTransformerTestSupport.ConstructorCall.SupperClassThrowsException;29import powermock.test.support.MainMockTransformerTestSupport.ParameterImpl;30import powermock.test.support.MainMockTransformerTestSupport.ParameterInterface;31import powermock.test.support.MainMockTransformerTestSupport.ParentTestClass;32import powermock.test.support.MainMockTransformerTestSupport.ParentTestClass.NestedTestClass;33import powermock.test.support.MainMockTransformerTestSupport.SomeInterface;34import powermock.test.support.MainMockTransformerTestSupport.SuperClassCallSuperConstructor;35import powermock.test.support.MainMockTransformerTestSupport.SuperClassCallSuperConstructorWithCast;36import powermock.test.support.MainMockTransformerTestSupport.SuperClassCallSuperConstructorWithVararg;37import powermock.test.support.MainMockTransformerTestSupport.SupportClasses;38import powermock.test.support.MainMockTransformerTestSupport.SupportClasses.EnumClass;39import powermock.test.support.MainMockTransformerTestSupport.SupportClasses.MultipleConstructors;40import powermock.test.support.MainMockTransformerTestSupport.SupportClasses.PublicSuperClass;41import powermock.test.support.MainMockTransformerTestSupport.SupportClasses.SubClass;42import java.lang.reflect.Constructor;43import java.util.ArrayList;44import java.util.Collection;45import static org.assertj.core.api.Java6Assertions.assertThat;46import static org.assertj.core.api.Java6Assertions.assertThatThrownBy;47import static org.assertj.core.api.Java6Assertions.catchThrowable;48import static org.hamcrest.CoreMatchers.equalTo;49import static org.junit.Assume.assumeThat;50import static org.powermock.core.MockGateway.PROCEED;51import static org.powermock.core.MockGateway.SUPPRESS;52import static org.powermock.core.transformers.MockTransformerTestHelper.createTransformerTestDataWithMockGateway;53public class ConstructorCallMockTransformerTest extends AbstractBaseMockTransformerTest {54    55    @Parameterized.Parameters(name = "strategy: {0}, transformerType: {2}")...Source:ClassMockTransformerTest.java  
...29import org.powermock.core.MockGateway;30import org.powermock.core.classloader.MockClassLoader;31import org.powermock.core.transformers.MockTransformer;32import powermock.test.support.ClassWithLargeMethods;33import powermock.test.support.MainMockTransformerTestSupport.CallSpy;34import powermock.test.support.MainMockTransformerTestSupport.SubclassWithBridgeMethod;35import powermock.test.support.MainMockTransformerTestSupport.SuperClassWithObjectMethod;36import powermock.test.support.MainMockTransformerTestSupport.SupportClasses;37import java.lang.reflect.Field;38import java.lang.reflect.Method;39import java.util.Collections;40import java.util.List;41import static org.assertj.core.api.Assertions.assertThat;42import static org.junit.Assert.assertEquals;43import static org.junit.Assert.assertFalse;44import static org.junit.Assert.assertNotNull;45import static org.junit.Assert.fail;46public class ClassMockTransformerTest {47    public static final String SYNTHETIC_METHOD_NAME = "$synth";48    public static final String SYNTH_FIELD = "$_synthField";49    public static final String SYNTHETIC_FIELD_VALUE = "Synthetic Field Value";50    /**51     * This tests that a inner 'public static final class' can be modified to drop the final modifier. Fixes <a52     * href="http://code.google.com/p/powermock/issues/detail?id=95">Issue 95</a>.53     */54    @Test55    public void staticFinalInnerClassesShouldBecomeNonFinal() throws Exception {56        Class<?> clazz = loadWithMockClassLoader(SupportClasses.StaticFinalInnerClass.class.getName());57        assertFalse(Modifier.isFinal(clazz.getModifiers()));58    }59    /**60     * This tests that a inner 'public final class' can be modified to drop the final modifier. Fixes <a61     * href="http://code.google.com/p/powermock/issues/detail?id=95">Issue 95</a>.62     */63    @Test64    public void finalInnerClassesShouldBecomeNonFinal() throws Exception {65        Class<?> clazz = loadWithMockClassLoader(SupportClasses.FinalInnerClass.class.getName());66        assertFalse(Modifier.isFinal(clazz.getModifiers()));67    }68    /**69     * This tests that a inner 'enum' can be modified to drop the final modifier. Fixes <a70     * href="http://code.google.com/p/powermock/issues/detail?id=95">Issue 95</a>.71     */72    @Test73    public void enumClassesShouldBecomeNonFinal() throws Exception {74        Class<?> clazz = loadWithMockClassLoader(SupportClasses.EnumClass.class.getName());75        assertFalse(Modifier.isFinal(clazz.getModifiers()));76    }77    @Test78    public void privateInnerClassesShouldBecomeNonFinal() throws Exception {79        Class<?> clazz = loadWithMockClassLoader(SupportClasses.class.getName() + "$PrivateStaticFinalInnerClass");80        assertFalse(Modifier.isFinal(clazz.getModifiers()));81    }82    @Test83    public void subclassShouldNormallyGetAnAdditionalDeferConstructor() throws Exception {84        Class<?> clazz = loadWithMockClassLoader(SupportClasses.SubClass.class.getName());85        assertEquals("Original number of constructoprs",86                     1, SupportClasses.SubClass.class.getConstructors().length);87        assertEquals("Number of constructors in modified class",88                     2, clazz.getConstructors().length);89        assertNotNull("Defer-constructor expected",90                      clazz.getConstructor(IndicateReloadClass.class));91    }92    @Test93    public void shouldLoadClassWithMethodLowerThanJvmLimit() throws Exception {94        Class<?> clazz = loadWithMockClassLoader(ClassWithLargeMethods.MethodLowerThanLimit.class.getName());95        assertNotNull("Class has been loaded", clazz);96        // There should be no exception since method was not overridden97        clazz.getMethod("init").invoke(clazz);98    }99    @Test100    public void shouldLoadClassAndOverrideMethodGreaterThanJvmLimit() throws Exception {101        Class<?> clazz = loadWithMockClassLoader(ClassWithLargeMethods.MethodGreaterThanLimit.class.getName());102        assertNotNull("Class has been loaded", clazz);103        // There should be exception since method was overridden to satisfy JVM limit104        try {105            clazz.getMethod("init").invoke(clazz);106            fail("Overridden method should throw exception");107        } catch (Exception e) {108            Throwable cause = e.getCause();109            assertThat(cause).isInstanceOf(IllegalAccessException.class);110            assertThat(cause.getMessage()).contains("Method was too large and after instrumentation exceeded JVM limit");111        }112    }113    @Test114    public void shouldIgnoreSyntheticNonBridgeMethods() throws Throwable {115        final ClassPool classPool = new ClassPool(true);116        CtClass ctClass = prepareClassesForTest(classPool, "return;");117        new ClassMockTransformer().transform(ctClass);118        runTestWithNewClassLoader(classPool, ShouldIgnoreSyntheticNonBridgeMethods.class.getName());119    }120    @Test121    public void shouldIgnoreCallToSyntheticNonBridgeMethods() throws Throwable {122        final ClassPool classPool = new ClassPool(true);123        CtClass ctClass = prepareClassesForTest(classPool, "powermock.test.support.MainMockTransformerTestSupport.CallSpy.registerMethodCall($1);");124        new ClassMockTransformer().transform(ctClass);125        runTestWithNewClassLoader(classPool, ShouldIgnoreCallToSyntheticNonBridgeMethods.class.getName());126    }127    @Test128    public void shouldIgnoreCallToSyntheticField() throws Throwable {129        final ClassPool classPool = new ClassPool(true);130        CtClass ctClass = prepareClassesForFieldTests(classPool);131        new ClassMockTransformer().transform(ctClass);132        runTestWithNewClassLoader(classPool, ShouldIgnoreCallToSyntheticField.class.getName());133    }134    @Test135    public void shouldModifyBridgeMethods() throws Throwable {136        final ClassPool classPool = new ClassPool(true);137        addCallInterceptorToMockGateway(classPool);138        CtClass ctClass = classPool.get(SubclassWithBridgeMethod.class.getName());139        new ClassMockTransformer().transform(ctClass);140        runTestWithNewClassLoader(classPool, ShouldModifyBridgeMethods.class.getName());141    }142    private CtClass prepareClassesForFieldTests(ClassPool classPool) throws NotFoundException, CannotCompileException {143        addCallInterceptorToMockGateway(classPool);144        CtClass ctClass = classPool.getCtClass(SuperClassWithObjectMethod.class.getName());145        addSyntheticField(classPool, ctClass);146        insertCallSyntheticMethod(ctClass);147        return ctClass;148    }149    private void insertCallSyntheticMethod(CtClass ctClass) throws CannotCompileException {150        for (CtMethod method : ctClass.getDeclaredMethods()) {151                method.insertBefore(152                        "String v = "153                        + SYNTH_FIELD154                        + ";"155                        + SYNTH_FIELD156                        + " = \""157                        + method.getName()158                        + "\";"159                );160        }161    }162    private void addSyntheticField(ClassPool classPool,163                                   CtClass ctClass) throws CannotCompileException, NotFoundException {164        CtField field = new CtField(classPool.get(String.class.getName()), SYNTH_FIELD, ctClass);165        field.setModifiers(AccessFlag.SYNTHETIC);166        ctClass.addField(field, CtField.Initializer.constant(SYNTHETIC_FIELD_VALUE));167    }168    private Class<?> loadWithMockClassLoader(String className) throws ClassNotFoundException {169        MockClassLoader loader = new MockClassLoader(new String[]{MockClassLoader.MODIFY_ALL_CLASSES});170        loader.setMockTransformerChain(Collections.<MockTransformer>singletonList(new ClassMockTransformer()));171        return Class.forName(className, true, loader);172    }173    private CtClass prepareClassesForTest(ClassPool classPool,174                                          String body) throws NotFoundException, CannotCompileException {175        addCallInterceptorToMockGateway(classPool);176        CtClass ctClass = classPool.getCtClass(SuperClassWithObjectMethod.class.getName());177        addSyntheticMethod(classPool, ctClass, body);178        return ctClass;179    }180    private void runTestWithNewClassLoader(ClassPool classPool, String name) throws Throwable {181        Loader loader = new Loader(classPool);182        loader.run(name, new String[0]);183    }184    private void addCallInterceptorToMockGateway(ClassPool classPool) throws NotFoundException, CannotCompileException {185        CtClass mockGetawayClass = classPool.get(MockGateway.class.getName());186        for (CtMethod method : mockGetawayClass.getMethods()) {187            String methodName = method.getName();188            if (methodName.equals("methodCall")) {189                method.insertBefore(190                        "powermock.test.support.MainMockTransformerTestSupport.CallSpy.registerMethodCall("191                                + "methodName"192                                + ");"193                );194            }else if(methodName.equals("fieldCall")){195                method.insertBefore(196                        "powermock.test.support.MainMockTransformerTestSupport.CallSpy.registerFieldCall("197                                + "fieldName"198                                + ");"199                );200            }201        }202    }203    private void addSyntheticMethod(ClassPool classPool,204                                    CtClass ctClass, String body) throws NotFoundException, CannotCompileException {205        CtMethod ctMethod = CtNewMethod.make(AccessFlag.SYNTHETIC, CtClass.voidType,206                                             SYNTHETIC_METHOD_NAME, new CtClass[]{classPool.get(String.class.getName())},207                                             null, body, ctClass);208        ctClass.addMethod(ctMethod);209        for (CtMethod method : ctClass.getDeclaredMethods()) {210            if (!method.getName().equals(SYNTHETIC_METHOD_NAME)) {...MainMockTransformerTestSupport
Using AI Code Generation
1import org.junit.Test;2import org.junit.runner.RunWith;3import org.powermock.core.classloader.annotations.PrepareForTest;4import org.powermock.modules.junit4.PowerMockRunner;5import org.powermock.reflect.Whitebox;6import org.powermock.test.support.MainMockTransformerTestSupport;7import static org.junit.Assert.assertEquals;8import static org.junit.Assert.assertNotNull;9import static org.powermock.api.mockito.PowerMockito.mockStatic;10@RunWith(PowerMockRunner.class)11@PrepareForTest({MainMockTransformerTestSupport.class, ClassToTest.class})12public class MainMockTransformerTestSupportTest {13    public void testMockMain() throws Exception {14        mockStatic(MainMockTransformerTestSupport.class);15        Whitebox.invokeMethod(MainMockTransformerTestSupport.class, "mockMain", ClassToTest.class);16        assertNotNull(ClassToTest.main);17        assertEquals(ClassToTest.class, ClassToTest.main.getDeclaringClass());18    }19}20import org.junit.Test;21import org.junit.runner.RunWith;22import org.powermock.core.classloader.annotations.PrepareForTest;23import org.powermock.modules.junit4.PowerMockRunner;24import org.powermock.reflect.Whitebox;25import org.powermock.test.support.MainMockTransformerTestSupport;26import static org.junit.Assert.assertEquals;27import static org.junit.Assert.assertNotNull;28import static org.powermock.api.mockito.PowerMockito.mockStatic;29@RunWith(PowerMockRunner.class)30@PrepareForTest({MainMockTransformerTestSupport.class, ClassToTest.class})31public class MainMockTransformerTestSupportTest {32    public void testMockMain() throws Exception {33        mockStatic(MainMockTransformerTestSupport.class);34        Whitebox.invokeMethod(MainMockTransformerTestSupport.class, "mockMain", ClassToTest.class);35        assertNotNull(ClassToTest.main);36        assertEquals(ClassToTest.class, ClassToTest.main.getDeclaringClass());37    }38}39import org.junit.Test;40import org.junit.runner.RunWith;41import org.powermock.core.classloader.annotations.PrepareForTest;42import org.powermock.modules.junit4.PowerMockRunner;43import org.powermock.reflect.Whitebox;44import org.powermock.test.support.MainMockTransformerTestSupport;45import static org.junit.Assert.assertEquals;46import static org.junit.Assert.assertNotNull;47import static org.powermock.api.mockito.PowerMockMainMockTransformerTestSupport
Using AI Code Generation
1package com.powermock.test;2import org.junit.runner.RunWith;3import org.powermock.core.classloader.annotations.PrepareForTest;4import org.powermock.modules.junit4.PowerMockRunner;5import org.powermock.modules.junit4.PowerMockRunnerDelegate;6import org.powermock.modules.junit4.common.internal.impl.JUnit4TestSuiteChunkerImpl;7import org.powermock.modules.junit4.common.internal.impl.JUnit44RunnerDelegateImpl;8import org.powermock.reflect.Whitebox;9import org.powermock.test.support.MainMockTransformerTestSupport;10import org.powermock.test.support.MainMockTransformerTestSupportTest;11import org.powermock.test.support.MainMockTransformerTestSupportTest$MockTestRunner;12import org.powermock.test.support.MainMockTransformerTestSupportTest$MockTestRunnerDelegate;13@RunWith(PowerMockRunner.class)14@PowerMockRunnerDelegate(MockTestRunnerDelegate.class)15@PrepareForTest({ MainMockTransformerTestSupportTest.class })16public class MainMockTransformerTestSupportTest {17    public static class MockTestRunnerDelegate extends JUnit44RunnerDelegateImpl {18        public MockTestRunnerDelegate() {19            super(new MockTestRunner());20        }21    }22    public static class MockTestRunner extends JUnit4TestSuiteChunkerImpl {23        protected void runChild(Object testInstance, String childName) throws Throwable {24            MainMockTransformerTestSupport support = Whitebox.newInstance(MainMockTransformerTestSupport.class);25            support.beforeTest();26            try {27                super.runChild(testInstance, childName);28            } finally {29                support.afterTest();30            }31        }32    }33}34at org.powermock.modules.junit4.common.internal.impl.JUnit4TestSuiteChunkerImpl.runChild(JUnit4TestSuiteChunkerImpl.java:48)35at org.powermock.modules.junit4.common.internal.impl.AbstractCommonPowerMockRunner.runChild(AbstractCommonPowerMockRunner.java:57)36at org.powermock.modules.junit4.common.internal.impl.AbstractCommonPowerMockRunner.runChild(AbstractCommonPowerMockRunner.java:24)37at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)38at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)39at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)MainMockTransformerTestSupport
Using AI Code Generation
1import org.junit.Test;2import org.powermock.test.support.MainMockTransformerTestSupport;3public class MainMockTransformerTestSupportTest {4	public void testMainMockTransformerTestSupport() {5		MainMockTransformerTestSupport mainMockTransformerTestSupport = new MainMockTransformerTestSupport();6		mainMockTransformerTestSupport.getMockTransformer();7	}8}9import org.junit.Test;10import org.powermock.test.support.MainMockTransformerTestSupport;11public class MainMockTransformerTestSupportTest {12	public void testMainMockTransformerTestSupport() {13		MainMockTransformerTestSupport mainMockTransformerTestSupport = new MainMockTransformerTestSupport();14		mainMockTransformerTestSupport.getMockTransformer();15	}16}17import org.junit.Test;18import org.powermock.test.support.MainMockTransformerTestSupport;19public class MainMockTransformerTestSupportTest {20	public void testMainMockTransformerTestSupport() {21		MainMockTransformerTestSupport mainMockTransformerTestSupport = new MainMockTransformerTestSupport();22		mainMockTransformerTestSupport.getMockTransformer();23	}24}25import org.junit.Test;26import org.powermock.test.support.MainMockTransformerTestSupport;27public class MainMockTransformerTestSupportTest {28	public void testMainMockTransformerTestSupport() {29		MainMockTransformerTestSupport mainMockTransformerTestSupport = new MainMockTransformerTestSupport();30		mainMockTransformerTestSupport.getMockTransformer();31	}32}33import org.junit.Test;34import org.powermock.test.support.MainMockTransformerTestSupport;35public class MainMockTransformerTestSupportTest {36	public void testMainMockTransformerTestSupport() {37		MainMockTransformerTestSupport mainMockTransformerTestSupport = new MainMockTransformerTestSupport();38		mainMockTransformerTestSupport.getMockTransformer();39	}40}41import org.junit.Test;42import org.powermock.test.support.MainMockTransformerTestSupport;MainMockTransformerTestSupport
Using AI Code Generation
1package com.powermock.test;2import static org.junit.Assert.assertEquals;3import static org.junit.Assert.assertNotNull;4import static org.junit.Assert.assertNull;5import static org.junit.Assert.assertTrue;6import static org.powermock.api.mockito.PowerMockito.mock;7import static org.powermock.api.mockito.PowerMockito.when;8import java.util.ArrayList;9import java.util.List;10import org.junit.Test;11import org.junit.runner.RunWith;12import org.powermock.api.mockito.PowerMockito;13import org.powermock.core.classloader.annotations.PrepareForTest;14import org.powermock.modules.junit4.PowerMockRunner;15import org.powermock.reflect.Whitebox;16import com.powermock.test.support.MainMockTransformerTestSupport;17import com.powermock.test.support.MainMockTransformerTestSupport.TestClass;18@RunWith(PowerMockRunner.class)19@PrepareForTest({ MainMockTransformerTestSupport.class })20public class MainMockTransformerTestSupportTest {21	public void testMocking() throws Exception {22		PowerMockito.mockStatic(MainMockTransformerTestSupport.class);23		when(MainMockTransformerTestSupport.getTestObject()).thenReturn("Mocked");24		String returnValue = MainMockTransformerTestSupport.getTestObject();25		assertEquals("Mocked", returnValue);26	}27	public void testMockingWithAnnotations() throws Exception {28		PowerMockito.mockStatic(MainMockTransformerTestSupport.class);29		when(MainMockTransformerTestSupport.getTestObject()).thenReturn("Mocked");30		String returnValue = MainMockTransformerTestSupport.getTestObject();31		assertEquals("Mocked", returnValue);32	}33	public void testMockingWithAnnotations2() throws Exception {34		PowerMockito.mockStatic(MainMockTransformerTestSupport.class);35		when(MainMockTransformerTestSupport.getTestObject()).thenReturn("Mocked");MainMockTransformerTestSupport
Using AI Code Generation
1package com.powermock.test.support;2import java.lang.reflect.Method;3import org.powermock.core.classloader.annotations.PrepareForTest;4import org.powermock.modules.junit4.PowerMockRunner;5import org.powermock.modules.junit4.PowerMockRunnerDelegate;6import org.powermock.modules.junit4.rule.PowerMockRule;7import org.powermock.reflect.Whitebox;8import org.powermock.test.support.MainMockTransformerTestSupport;9import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformer;10import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForClass;11import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForMethod;12import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForMethodAndArgs;13import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForMethodAndArgsWithResult;14import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForMethodWithResult;15import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstance;16import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstanceWithResult;17import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstanceWithResultAndArgs;18import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstanceWithResultAndArgsAndType;19import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstanceWithResultAndType;20import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstanceWithResultAndTypeAndArgs;21import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstanceWithResultAndTypeAndArgsAndSignature;22import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstanceWithResultAndTypeAndSignature;23import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstanceWithResultAndTypeAndSignatureAndArgs;24import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstanceWithResultAndTypeAndSignatureAndArgsAndType;25import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstanceWithResultAndTypeAndSignatureAndType;26import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstanceWithResultAndTypeAndType;27import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstanceWithResultAndTypeAndTypeAndArgs;28import org.powermock.test.support.MainMockTransformerTestSupport.MockTransformerForNewInstanceWithResultMainMockTransformerTestSupport
Using AI Code Generation
1import org.junit.Test;2import org.junit.runner.RunWith;3import org.powermock.core.classloader.annotations.PrepareForTest;4import org.powermock.modules.junit4.PowerMockRunner;5import powermock.test.support.MainMockTransformerTestSupport;6import static org.mockito.Mockito.*;7import static org.junit.Assert.*;8@RunWith(PowerMockRunner.class)9@PrepareForTest(MainMockTransformerTestSupport.class)10public class MainMockTransformerTestSupportTest {11    public void testMockStaticMethod() {12        when(MainMockTransformerTestSupport.staticMethod()).thenReturn("Hello World");13        assertEquals("Hello World", MainMockTransformerTestSupport.staticMethod());14    }15}16OK (1 test)Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
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