TestMu Conference is Back! Future of Testing + AIHow to use ReflectionMethodInvoker method of powermock.classloading.classes.ReflectionMethodInvoker class
Best Powermock code snippet using powermock.classloading.classes.ReflectionMethodInvoker.ReflectionMethodInvoker
Source:ObjenesisClassloaderExecutorTest.java 
...29import powermock.classloading.classes.MyIntegerHolder;30import powermock.classloading.classes.MyPrimitiveArrayHolder;31import powermock.classloading.classes.MyReferenceFieldHolder;32import powermock.classloading.classes.MyReturnValue;33import powermock.classloading.classes.ReflectionMethodInvoker;34@Ignore("Test are failed on JDK more that 1.6. On Travis we can run only on JDK8 and JDK9")35public class ObjenesisClassloaderExecutorTest {36 @Test37 public void loadsObjectGraphInSpecifiedClassloaderAndReturnsResultInOriginalClassloader() throws Exception {38 MockClassLoader classloader = createClassloader();39 final MyReturnValue expectedConstructorValue = new MyReturnValue(new MyArgument("first value"));40 final MyClass myClass = new MyClass(expectedConstructorValue);41 final MyArgument expected = new MyArgument("A value");42 MyReturnValue[] actual = new org.powermock.classloading.SingleClassloaderExecutor(classloader).execute(new Callable<MyReturnValue[]>() {43 public MyReturnValue[] call() throws Exception {44 Assert.assertEquals(JavassistMockClassLoader.class.getName(), this.getClass().getClassLoader().getClass().getName());45 return myClass.myMethod(expected);46 }47 });48 Assert.assertFalse(MockClassLoader.class.getName().equals(this.getClass().getClassLoader().getClass().getName()));49 final MyReturnValue myReturnValue = actual[0];50 Assert.assertEquals(expectedConstructorValue.getMyArgument().getValue(), myReturnValue.getMyArgument().getValue());51 Assert.assertEquals(expected.getValue(), actual[1].getMyArgument().getValue());52 }53 @Test54 public void loadsObjectGraphThatIncludesPrimitiveValuesInSpecifiedClassloaderAndReturnsResultInOriginalClassloader() throws Exception {55 MockClassLoader classloader = createClassloader();56 final Integer expected = 42;57 final MyIntegerHolder myClass = new MyIntegerHolder(expected);58 Integer actual = new org.powermock.classloading.SingleClassloaderExecutor(classloader).execute(new Callable<Integer>() {59 public Integer call() throws Exception {60 Assert.assertEquals(JavassistMockClassLoader.class.getName(), this.getClass().getClassLoader().getClass().getName());61 final int myInteger = myClass.getMyInteger();62 Assert.assertEquals(((int) (expected)), myInteger);63 return myInteger;64 }65 });66 Assert.assertFalse(MockClassLoader.class.getName().equals(this.getClass().getClassLoader().getClass().getName()));67 Assert.assertEquals(expected, actual);68 }69 @Test70 public void loadsObjectGraphThatIncludesEnumsInSpecifiedClassloaderAndReturnsResultInOriginalClassloader() throws Exception {71 MockClassLoader classloader = createClassloader();72 final MyEnum expected = MyEnum.MyEnum1;73 final MyEnumHolder myClass = new MyEnumHolder(expected);74 MyEnum actual = new org.powermock.classloading.SingleClassloaderExecutor(classloader).execute(new Callable<MyEnum>() {75 public MyEnum call() throws Exception {76 Assert.assertEquals(JavassistMockClassLoader.class.getName(), this.getClass().getClassLoader().getClass().getName());77 MyEnum myEnum = myClass.getMyEnum();78 Assert.assertEquals(expected, myEnum);79 return myEnum;80 }81 });82 Assert.assertFalse(MockClassLoader.class.getName().equals(this.getClass().getClassLoader().getClass().getName()));83 Assert.assertEquals(expected, actual);84 }85 @Test86 public void loadsObjectGraphThatIncludesPrimitiveArraysInSpecifiedClassloaderAndReturnsResultInOriginalClassloader() throws Exception {87 MockClassLoader classloader = createClassloader();88 final int[] expected = new int[]{ 1, 2 };89 final MyPrimitiveArrayHolder myClass = new MyPrimitiveArrayHolder(expected);90 int[] actual = new org.powermock.classloading.SingleClassloaderExecutor(classloader).execute(new Callable<int[]>() {91 public int[] call() throws Exception {92 Assert.assertEquals(JavassistMockClassLoader.class.getName(), this.getClass().getClassLoader().getClass().getName());93 int[] myArray = myClass.getMyArray();94 Assert.assertArrayEquals(expected, myArray);95 return myArray;96 }97 });98 Assert.assertFalse(MockClassLoader.class.getName().equals(this.getClass().getClassLoader().getClass().getName()));99 Assert.assertArrayEquals(expected, actual);100 }101 @Test102 public void usesReferenceCloningWhenTwoFieldsPointToSameInstance() throws Exception {103 final MockClassLoader classloader = createClassloader();104 final MyReferenceFieldHolder tested = new MyReferenceFieldHolder();105 Assert.assertSame(tested.getMyArgument1(), tested.getMyArgument2());106 Assert.assertSame(tested.getMyArgument1(), MyReferenceFieldHolder.MY_ARGUMENT);107 new org.powermock.classloading.SingleClassloaderExecutor(classloader).execute(new Runnable() {108 public void run() {109 Assert.assertEquals(JavassistMockClassLoader.class.getName(), this.getClass().getClassLoader().getClass().getName());110 Assert.assertEquals(tested.getMyArgument1(), tested.getMyArgument2());111 Assert.assertEquals(tested.getMyArgument1(), MyReferenceFieldHolder.MY_ARGUMENT);112 Assert.assertSame(tested.getMyArgument1(), tested.getMyArgument2());113 // FIXME: This assertion should work:114 // assertSame(tested.getMyArgument1(), MyReferenceFieldHolder.MY_ARGUMENT);115 }116 });117 }118 @Test119 public void worksWithObjectHierarchy() throws Exception {120 final MockClassLoader classloader = createClassloader();121 final MyHierarchicalFieldHolder tested = new MyHierarchicalFieldHolder();122 Assert.assertSame(tested.getMyArgument1(), tested.getMyArgument2());123 Assert.assertEquals(tested.getMyArgument3(), tested.getMyArgument2());124 new org.powermock.classloading.SingleClassloaderExecutor(classloader).execute(new Runnable() {125 public void run() {126 Assert.assertEquals(JavassistMockClassLoader.class.getName(), this.getClass().getClassLoader().getClass().getName());127 Assert.assertSame(tested.getMyArgument1(), tested.getMyArgument2());128 Assert.assertEquals(tested.getMyArgument3(), tested.getMyArgument2());129 }130 });131 }132 @Test133 public void worksWithReflection() throws Exception {134 final MockClassLoader classloader = createClassloader();135 final MyArgument myArgument = new MyArgument("test");136 final MyReturnValue instance = new MyReturnValue(myArgument);137 Method method = instance.getClass().getMethod("getMyArgument");138 final ReflectionMethodInvoker tested = new ReflectionMethodInvoker(method, instance);139 execute(new Runnable() {140 public void run() {141 Object invoke = tested.invoke();142 Assert.assertSame(invoke, myArgument);143 }144 });145 }146}...
Source:ReflectionMethodInvoker.java
...14 * limitations under the License.15 */16package powermock.classloading.classes;17import java.lang.reflect.Method;18public class ReflectionMethodInvoker {19 private final Method method;20 private final Object instance;21 public ReflectionMethodInvoker(Method method, Object instance) {22 this.method = method;23 this.instance = instance;24 }25 public Object invoke() {26 try {27 return method.invoke(instance);28 } catch (Exception e) {29 throw new RuntimeException(e);30 }31 }32}...
ReflectionMethodInvoker
Using AI Code Generation
1package com.example.powermock;2import org.powermock.core.classloader.annotations.PrepareForTest;3import org.powermock.modules.junit4.PowerMockRunner;4import org.powermock.reflect.Whitebox;5import org.junit.Test;6import org.junit.runner.RunWith;7@RunWith(PowerMockRunner.class)8@PrepareForTest(ReflectionMethodInvoker.class)9public class ReflectionMethodInvokerTest {10 public void testReflectionMethodInvoker() throws Exception {11 ReflectionMethodInvoker rmi = new ReflectionMethodInvoker();12 Whitebox.invokeMethod(rmi, "privateMethod");13 }14}15package com.example.powermock;16import org.powermock.core.classloader.annotations.PrepareForTest;17import org.powermock.modules.junit4.PowerMockRunner;18import org.powermock.reflect.Whitebox;19import org.junit.Test;20import org.junit.runner.RunWith;21@RunWith(PowerMockRunner.class)22@PrepareForTest(ReflectionMethodInvoker.class)23public class ReflectionMethodInvokerTest {24 public void testReflectionMethodInvoker() throws Exception {25 ReflectionMethodInvoker rmi = new ReflectionMethodInvoker();26 Whitebox.invokeMethod(rmi, "privateMethod");27 }28}29package com.example.powermock;30import org.powermock.core.classloader.annotations.PrepareForTest;31import org.powermock.modules.junit4.PowerMockRunner;32import org.powermock.reflect.Whitebox;33import org.junit.Test;34import org.junit.runner.RunWith;35@RunWith(PowerMockRunner.class)36@PrepareForTest(ReflectionMethodInvoker.class)37public class ReflectionMethodInvokerTest {38 public void testReflectionMethodInvoker() throws Exception {39 ReflectionMethodInvoker rmi = new ReflectionMethodInvoker();40 Whitebox.invokeMethod(rmi, "privateMethod");41 }42}43package com.example.powermock;44import org.powermock.core.classloader.annotations.PrepareForTest;45import org.powermock.modules.junit4.PowerMockRunner;46import org.powermock.reflect.Whitebox;47import org.junit.Test;48import org.junit.runner.RunWith;49@RunWith(PowerMockRunner.class)50@PrepareForTest(ReflectionMethodInvoker.class)51public class ReflectionMethodInvokerTest {
ReflectionMethodInvoker
Using AI Code Generation
1package powermock.classloading.classes;2import java.lang.reflect.InvocationTargetException;3import org.junit.Test;4import org.powermock.core.classloader.annotations.PrepareForTest;5import junit.framework.TestCase;6@PrepareForTest(ReflectionMethodInvoker.class)7public class ReflectionMethodInvokerTest extends TestCase {8 public void testReflectionMethodInvoker() throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {9 ReflectionMethodInvoker reflectionMethodInvoker = new ReflectionMethodInvoker();10 reflectionMethodInvoker.methodToInvoke();11 }12}13package powermock.classloading.classes;14import java.lang.reflect.InvocationTargetException;15import org.junit.Test;16import org.powermock.core.classloader.annotations.PrepareForTest;17import junit.framework.TestCase;18@PrepareForTest(ReflectionMethodInvoker.class)19public class ReflectionMethodInvokerTest extends TestCase {20 public void testReflectionMethodInvoker() throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {21 ReflectionMethodInvoker reflectionMethodInvoker = new ReflectionMethodInvoker();22 reflectionMethodInvoker.methodToInvoke();23 }24}25package powermock.classloading.classes;26import java.lang.reflect.InvocationTargetException;27import org.junit.Test;28import org.powermock.core.classloader.annotations.PrepareForTest;29import junit.framework.TestCase;30@PrepareForTest(ReflectionMethodInvoker.class)31public class ReflectionMethodInvokerTest extends TestCase {32 public void testReflectionMethodInvoker() throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {33 ReflectionMethodInvoker reflectionMethodInvoker = new ReflectionMethodInvoker();34 reflectionMethodInvoker.methodToInvoke();35 }36}37package powermock.classloading.classes;38import java.lang.reflect.InvocationTargetException;39import org.junit.Test;40import org.powermock.core.classloader.annotations.PrepareForTest;41import junit.framework.TestCase;42@PrepareForTest(ReflectionMethodInvoker.class)43public class ReflectionMethodInvokerTest extends TestCase {44 public void testReflectionMethodInvoker() throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {45 ReflectionMethodInvoker reflectionMethodInvoker = new ReflectionMethodInvoker();46 reflectionMethodInvoker.methodToInvoke();47 }48}
ReflectionMethodInvoker
Using AI Code Generation
1public class 4 {2 public static void main(String[] args) {3 try {4 Class<?> c = Class.forName("powermock.classloading.classes.ReflectionMethodInvoker");5 Method m = c.getDeclaredMethod("invoke", String.class, String.class, Object[].class);6 m.setAccessible(true);7 m.invoke(null, "4", "main", new Object[]{args});8 } catch (Exception e) {9 e.printStackTrace();10 }11 }12}13public class ReflectionMethodInvoker {14 public static void invoke(String className, String methodName, Object[] args) {15 try {16 Class<?> c = Class.forName(className);17 Method m = c.getDeclaredMethod(methodName, String[].class);18 m.setAccessible(true);19 m.invoke(null, args);20 } catch (Exception e) {21 e.printStackTrace();22 }23 }24}25public class 4 {26 public static void main(String[] args) {27 try {28 Class<?> c = Class.forName("powermock.classloading.classes.ReflectionMethodInvoker");29 Method m = c.getDeclaredMethod("invoke", String.class, String.class, Object[].class);30 m.setAccessible(true);31 m.invoke(null, "4", "main", new Object[]{args});32 } catch (Exception e) {33 e.printStackTrace();34 }35 }36}37public class ReflectionMethodInvoker {38 public static void invoke(String className, String methodName, Object[] args) {39 try {40 Class<?> c = Class.forName(className);41 Method m = c.getDeclaredMethod(methodName, String[].class);42 m.setAccessible(true);43 m.invoke(null, args);44 } catch (Exception e) {45 e.printStackTrace();46 }47 }48}49public class 4 {50 public static void main(String[] args) {51 try {52 Class<?> c = Class.forName("powermock.classloading.classes.ReflectionMethodInvoker");53 Method m = c.getDeclaredMethod("invoke", String.class, String.class, Object[].class);54 m.setAccessible(true);55 m.invoke(null, "4", "main", new Object
ReflectionMethodInvoker
Using AI Code Generation
1import java.lang.reflect.InvocationTargetException;2import java.lang.reflect.Method;3import org.powermock.reflect.internal.WhiteboxImpl;4public class Test {5public static void main(String[] args) throws ClassNotFoundException, NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {6 Class<?> classToTest = Class.forName("com.test.TestClass");7 Method method = classToTest.getDeclaredMethod("privateMethod", null);8 method.setAccessible(true);9 method.invoke(classToTest.newInstance(), null);10}11}12import java.lang.reflect.InvocationTargetException;13import java.lang.reflect.Method;14import org.powermock.reflect.internal.WhiteboxImpl;15public class Test {16public static void main(String[] args) throws ClassNotFoundException, NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {17 Class<?> classToTest = Class.forName("com.test.TestClass");18 Method method = classToTest.getDeclaredMethod("privateMethod", null);19 method.setAccessible(true);20 method.invoke(classToTest.newInstance(), null);21}22}23import java.lang.reflect.InvocationTargetException;24import java.lang.reflect.Method;25import org.powermock.reflect.internal.WhiteboxImpl;26public class Test {27public static void main(String[] args) throws ClassNotFoundException, NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {28 Class<?> classToTest = Class.forName("com.test.TestClass");29 Method method = classToTest.getDeclaredMethod("privateMethod", null);30 method.setAccessible(true);31 method.invoke(classToTest.newInstance(), null);32}33}34import java.lang.reflect.InvocationTargetException;35import java.lang.reflect.Method;36import org.powermock.reflect.internal.WhiteboxImpl;37public class Test {38public static void main(String[] args) throws ClassNotFoundException, NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
ReflectionMethodInvoker
Using AI Code Generation
1package com.powermock;2import java.lang.reflect.InvocationTargetException;3import org.powermock.classloading.classes.ReflectionMethodInvoker;4public class ReflectionMethodInvokerTest {5public static void main(String[] args) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException {6ReflectionMethodInvokerTest rmit=new ReflectionMethodInvokerTest();7ReflectionMethodInvoker.invokeMethod(rmit, "privateMethod");8}9private void privateMethod(){10System.out.println("private method invoked");11}12}
ReflectionMethodInvoker
Using AI Code Generation
1package powermock.classloading.classes;2import java.lang.reflect.InvocationTargetException;3public class ReflectionMethodInvoker {4 public static Object invokeMethod(Object object, String methodName, Class<?>[] parameterTypes, Object[] parameters) throws NoSuchMethodException, IllegalAccessException, InvocationTargetException {5 return object.getClass().getDeclaredMethod(methodName, parameterTypes).invoke(object, parameters);6 }7}8package powermock.classloading.classes;9import org.junit.Test;10import org.junit.runner.RunWith;11import org.powermock.api.mockito.PowerMockito;12import org.powermock.core.classloader.annotations.PrepareForTest;13import org.powermock.modules.junit4.PowerMockRunner;14import java.lang.reflect.InvocationTargetException;15import static org.junit.Assert.assertEquals;16import static org.mockito.Mockito.when;17@RunWith(PowerMockRunner.class)18@PrepareForTest(ReflectionMethodInvoker.class)19public class TestPowerMock {20 public void testPrivateMethod() throws NoSuchMethodException, InvocationTargetException, IllegalAccessException {21 PowerMockito.mockStatic(ReflectionMethodInvoker.class);22 when(ReflectionMethodInvoker.invokeMethod(new TestClass(), "add", new Class<?>[]{int.class, int.class}, new Object[]{1, 1})).thenReturn(2);23 assertEquals(2, new TestClass().add(1, 1));24 }25}26package powermock.classloading.classes;27public class TestClass {28 private int add(int a, int b) {29 return a + b;30 }31}
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