How to use everythingDeclaredIn method of org.powermock.api.support.membermodification.MemberMatcher class

Best Powermock code snippet using org.powermock.api.support.membermodification.MemberMatcher.everythingDeclaredIn

Source:MemberModificationExampleTest.java Github

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...34import static org.junit.Assert.assertThat;35import static org.junit.Assert.fail;36import static org.powermock.api.support.membermodification.MemberMatcher.constructor;37import static org.powermock.api.support.membermodification.MemberMatcher.constructorsDeclaredIn;38import static org.powermock.api.support.membermodification.MemberMatcher.everythingDeclaredIn;39import static org.powermock.api.support.membermodification.MemberMatcher.field;40import static org.powermock.api.support.membermodification.MemberMatcher.method;41import static org.powermock.api.support.membermodification.MemberMatcher.methods;42import static org.powermock.api.support.membermodification.MemberMatcher.methodsDeclaredIn;43import static org.powermock.api.support.membermodification.MemberModifier.replace;44import static org.powermock.api.support.membermodification.MemberModifier.stub;45import static org.powermock.api.support.membermodification.MemberModifier.suppress;46/**47 * Demonstrates PowerMock's ability to modify member structures.48 */49@RunWith(PowerMockRunner.class)50@PrepareForTest({SuppressMethod.class, SuppressField.class, SuppressEverything.class})51public class MemberModificationExampleTest {52 @Rule53 public PowerMockRule powerMockRule = new PowerMockRule();54 @Test55 public void suppressSingleMethodExample() throws Exception {56 suppress(method(SuppressMethod.class, "getObject"));57 assertNull(new SuppressMethod().getObject());58 }59 @Test60 public void suppressMultipleMethodsExample1() throws Exception {61 suppress(methods(SuppressMethod.class, "getObject", "getInt"));62 assertNull(new SuppressMethod().getObject());63 assertEquals(0, new SuppressMethod().getInt());64 }65 @Test66 public void suppressMultipleMethodsExample2() throws Exception {67 suppress(methods(method(SuppressMethod.class, "getObject"), method(SuppressMethod.class, "getInt")));68 assertNull(new SuppressMethod().getObject());69 assertEquals(0, new SuppressMethod().getInt());70 }71 @Test72 public void suppressAllMethodsExample() throws Exception {73 suppress(methodsDeclaredIn(SuppressMethod.class));74 final SuppressMethod tested = new SuppressMethod();75 assertNull(tested.getObject());76 assertNull(SuppressMethod.getObjectStatic());77 assertEquals(0, tested.getByte());78 }79 @Test80 public void suppressSingleFieldExample() throws Exception {81 suppress(field(SuppressField.class, "domainObject"));82 SuppressField tested = new SuppressField();83 assertNull(tested.getDomainObject());84 }85 @Test86 public void suppressConstructorExample() throws Exception {87 suppress(constructor(SuppressConstructorHierarchy.class));88 SuppressConstructorHierarchy tested = new SuppressConstructorHierarchy("message");89 assertEquals(42, tested.getNumber());90 assertNull(tested.getMessage());91 }92 @Test93 public void stubSingleMethodExample() throws Exception {94 final String expectedReturnValue = "new";95 stub(method(SuppressMethod.class, "getObject")).toReturn(expectedReturnValue);96 final SuppressMethod tested = new SuppressMethod();97 assertEquals(expectedReturnValue, tested.getObject());98 assertEquals(expectedReturnValue, tested.getObject());99 }100 @Test101 public void duckTypeStaticMethodExample() throws Exception {102 replace(method(SuppressMethod.class, "getObjectStatic")).with(103 method(StaticAndInstanceDemo.class, "getStaticMessage"));104 assertEquals(SuppressMethod.getObjectStatic(), StaticAndInstanceDemo.getStaticMessage());105 }106 @Test107 public void whenReplacingMethodWithAMethodOfIncorrectReturnTypeThenAnIAEIsThrown() throws Exception {108 try {109 replace(method(SuppressMethod.class, "getObjectStatic")).with(110 method(StaticAndInstanceDemo.class, "aVoidMethod"));111 fail("Should thow IAE");112 } catch (Exception e) {113 assertEquals("The replacing method (public static void samples.staticandinstance.StaticAndInstanceDemo.aVoidMethod()) needs to return java.lang.Object and not void.", e.getMessage());114 }115 }116 @Test117 public void whenReplacingMethodWithAMethodOfWithIncorrectParametersThenAnIAEIsThrown() throws Exception {118 try {119 replace(method(SuppressMethod.class, "getObjectStatic")).with(120 method(StaticAndInstanceDemo.class, "aMethod2"));121 fail("Should thow IAE");122 } catch (Exception e) {123 assertEquals("The replacing method, \"public static java.lang.Object samples.staticandinstance.StaticAndInstanceDemo.aMethod2(java.lang.String)\", needs to have the same number of parameters of the same type as as method \"public static java.lang.Object samples.suppressmethod.SuppressMethod.getObjectStatic()\".", e.getMessage());124 }125 }126 @Test127 public void changingReturnValueExample() throws Exception {128 replace(method(SuppressMethod.class, "getObjectWithArgument")).with(new ReturnValueChangingInvocationHandler());129 final SuppressMethod tested = new SuppressMethod();130 assertThat(tested.getObjectWithArgument("don't do anything"), is(instanceOf(Object.class)));131 assertEquals("hello world", tested.getObjectWithArgument("make it a string"));132 }133 @Test134 public void suppressAllConstructors() throws Exception {135 suppress(constructorsDeclaredIn(SuppressEverything.class));136 SuppressEverything suppressEverything = new SuppressEverything();137 new SuppressEverything("test");138 try {139 suppressEverything.something();140 fail("Should throw ISE");141 } catch (IllegalStateException e) {142 assertEquals("error", e.getMessage());143 }144 }145 @Test146 public void suppressEverythingExample() throws Exception {147 suppress(everythingDeclaredIn(SuppressEverything.class));148 SuppressEverything suppressEverything = new SuppressEverything();149 new SuppressEverything("test");150 suppressEverything.something();151 suppressEverything.somethingElse();152 }153 private final class ReturnValueChangingInvocationHandler implements InvocationHandler {154 @Override155 public Object invoke(Object object, Method method, Object[] arguments) throws Throwable {156 if (arguments[0].equals("make it a string")) {157 return "hello world";158 } else {159 return method.invoke(object, arguments);160 }161 }...

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Source:MyClass2Test.java Github

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...5import org.powermock.modules.junit4.PowerMockRunner;6import static org.junit.Assert.assertNull;7import static org.powermock.api.support.membermodification.MemberMatcher.constructor;8import static org.powermock.api.support.membermodification.MemberMatcher.constructorsDeclaredIn;9import static org.powermock.api.support.membermodification.MemberMatcher.everythingDeclaredIn;10import static org.powermock.api.support.membermodification.MemberMatcher.methodsDeclaredIn;11import static org.powermock.api.support.membermodification.MemberModifier.suppress;12@PrepareForTest(MyClass2.class)13@RunWith(PowerMockRunner.class)14public class MyClass2Test {15 @Test16 public void testSupressingConstructorMethod() throws Exception {17 suppress(constructor(MyClass2.class));18 assertNull(new MyClass2().getStr());19 }20 @Test21 public void testSupressingAllConstructorMethod() throws Exception {22 suppress(constructorsDeclaredIn(MyClass2.class));23 assertNull(new MyClass2("test").getStr());24 }25 @Test26 public void testSupressingAllMethods() throws Exception {27 suppress(methodsDeclaredIn(MyClass2.class));28 assertNull(new MyClass2("test").getStr());29 }30 @Test31 public void testSupressingEntireClass() throws Exception {32 suppress(everythingDeclaredIn(MyClass2.class));33 assertNull(new MyClass2("test").getStr());34 }35}...

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everythingDeclaredIn

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1package org.powermock.examples.tutorial.membermodification;2import org.junit.Test;3import org.junit.runner.RunWith;4import org.powermock.core.classloader.annotations.PrepareForTest;5import org.powermock.modules.junit4.PowerMockRunner;6import org.powermock.api.support.membermodification.MemberMatcher;7import java.lang.reflect.Method;8import java.lang.reflect.Field;9import java.lang.reflect.Constructor;10import static org.junit.Assert.assertEquals;11import static org.junit.Assert.assertNotNull;12import static org.junit.Assert.assertNull;13@RunWith(PowerMockRunner.class)14@PrepareForTest({MemberMatcher.class})15public class MemberMatcherTest {16 public void testEverythingDeclaredIn() throws Exception {17 Class<?>[] classes = MemberMatcher.everythingDeclaredIn(Foo.class);18 assertEquals(2, classes.length);19 assertEquals("org.powermock.examples.tutorial.membermodification.Foo", classes[0].getName());20 assertEquals("org.powermock.examples.tutorial.membermodification.Foo$Bar", classes[1].getName());21 Method[] methods = MemberMatcher.everythingDeclaredIn(Foo.class);22 assertEquals(2, methods.length);23 assertEquals("foo", methods[0].getName());24 assertEquals("bar", methods[1].getName());25 Field[] fields = MemberMatcher.everythingDeclaredIn(Foo.class);26 assertEquals(1, fields.length);27 assertEquals("foo", fields[0].getName());28 Constructor<?>[] constructors = MemberMatcher.everythingDeclaredIn(Foo.class);29 assertEquals(1, constructors.length);30 assertEquals(0, constructors[0].getParameterTypes().length);31 }32 public void testEverythingDeclaredInWithNull() throws Exception {33 Class<?>[] classes = MemberMatcher.everythingDeclaredIn(null);34 assertEquals(0, classes.length);35 Method[] methods = MemberMatcher.everythingDeclaredIn(null);36 assertEquals(0, methods.length);37 Field[] fields = MemberMatcher.everythingDeclaredIn(null);38 assertEquals(0, fields.length);39 Constructor<?>[] constructors = MemberMatcher.everythingDeclaredIn(null);40 assertEquals(0, constructors.length);41 }42 public void testEverythingDeclaredInWithNonClass() throws Exception {43 Class<?>[] classes = MemberMatcher.everythingDeclaredIn(String.class);44 assertEquals(0, classes.length);45 Method[] methods = MemberMatcher.everythingDeclaredIn(String.class);46 assertEquals(0, methods.length);

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everythingDeclaredIn

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1package org.powermock.examples.tutorial.membermodification;2import org.powermock.api.support.membermodification.MemberMatcher;3import org.powermock.api.support.membermodification.MemberModifier;4import org.powermock.core.classloader.annotations.PrepareForTest;5import org.powermock.modules.junit4.PowerMockRunner;6import org.powermock.modules.junit4.PowerMockRunnerDelegate;7import org.junit.Test;8import org.junit.runner.RunWith;9import org.junit.runners.JUnit4;10import java.lang.reflect.Field;11import java.lang.reflect.Method;12import static org.junit.Assert.assertEquals;13import static org.junit.Assert.assertTrue;14import static org.powermock.api.support.membermodification.MemberMatcher.*;15@RunWith(PowerMockRunner.class)16@PowerMockRunnerDelegate(JUnit4.class)17@PrepareForTest({ClassWithFinalMethods.class})18public class ClassWithFinalMethodsTest {19 public void testEverythingDeclaredIn() throws Exception {20 MemberModifier.suppress(21 everythingDeclaredIn(ClassWithFinalMethods.class)22 .excluding(MemberMatcher.method(ClassWithFinalMethods.class, "staticFinalMethod"))23 );24 final ClassWithFinalMethods classWithFinalMethods = new ClassWithFinalMethods();25 assertTrue(classWithFinalMethods.finalMethod());26 assertEquals(0, ClassWithFinalMethods.staticFinalMethod());27 assertEquals(0, classWithFinalMethods.callPrivateMethod());28 assertEquals(0, ClassWithFinalMethods.callPrivateStaticMethod());29 assertEquals(0, classWithFinalMethods.callPrivateFinalMethod());30 assertEquals(0, ClassWithFinalMethods.callPrivateFinalStaticMethod());31 assertEquals(0, ClassWithFinalMethods.callPrivateStaticFinalMethod());32 assertEquals(0, classWithFinalMethods.callPrivateFinalStaticMethod());33 assertEquals(0, classWithFinalMethods.callPrivateFinalStaticMethod());34 assertEquals(0, classWithFinalMethods.callPrivateStaticFinalMethod());35 assertEquals(0, classWithFinalMethods.callPrivateFinalStaticMethod());

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everythingDeclaredIn

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1import org.powermock.api.support.membermodification.MemberMatcher;2import org.powermock.api.support.membermodification.MemberModifier;3import org.powermock.reflect.Whitebox;4import java.lang.reflect.Field;5import java.lang.reflect.Method;6import java.util.ArrayList;7import java.util.List;8public class 4 {9 private static final String CLASS_NAME = "com.example.demo.DemoClass";10 private static final String FIELD_NAME = "list";11 private static final String METHOD_NAME = "printList";12 public static void main(String[] args) throws Exception {13 Class<?> classObject = Class.forName(CLASS_NAME);14 Object classInstance = classObject.newInstance();15 Field field = classObject.getDeclaredField(FIELD_NAME);16 Method method = classObject.getDeclaredMethod(METHOD_NAME);17 Field[] declaredFields = MemberMatcher.fieldsDeclaredIn(classObject);18 Method[] declaredMethods = MemberMatcher.methodsDeclaredIn(classObject);19 Field[] allFields = MemberMatcher.fields(classObject, MemberMatcher.any());20 Method[] allMethods = MemberMatcher.methods(classObject, MemberMatcher.any());21 Field[] publicFields = MemberMatcher.fields(classObject, MemberMatcher.isPublic());22 Method[] publicMethods = MemberMatcher.methods(classObject, MemberMatcher.isPublic());23 Field[] privateFields = MemberMatcher.fields(classObject, MemberMatcher.isPrivate());24 Method[] privateMethods = MemberMatcher.methods(classObject, MemberMatcher.isPrivate());25 Field[] protectedFields = MemberMatcher.fields(classObject, MemberMatcher.isProtected());26 Method[] protectedMethods = MemberMatcher.methods(classObject, MemberMatcher.isProtected());27 Field[] staticFields = MemberMatcher.fields(classObject, MemberMatcher.isStatic());28 Method[] staticMethods = MemberMatcher.methods(classObject, MemberMatcher.isStatic());

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everythingDeclaredIn

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1import org.powermock.api.support.membermodification.MemberMatcher;2import org.powermock.api.support.membermodification.MemberModifier;3import org.powermock.reflect.Whitebox;4import java.lang.reflect.Method;5public class 4 {6 public static void main(String[] args) {7 MemberModifier.suppress(MemberMatcher.methodsDeclaredIn(4.class));8 System.out.println("Everything declared in 4 class is suppressed");9 }10}11import org.powermock.api.support.membermodification.MemberMatcher;12import org.powermock.api.support.membermodification.MemberModifier;13import org.powermock.reflect.Whitebox;14import java.lang.reflect.Method;15public class 5 {16 public static void main(String[] args) {17 MemberModifier.suppress(MemberMatcher.methodsDeclaredIn(5.class));18 System.out.println("Everything declared in 5 class is suppressed");19 }20}21import org.powermock.api.support.membermodification.MemberMatcher;22import org.powermock.api.support.membermodification.MemberModifier;23import org.powermock.reflect.Whitebox;24import java.lang.reflect.Method;25public class 6 {26 public static void main(String[] args) {27 MemberModifier.suppress(MemberMatcher.methodsDeclaredIn(6.class));28 System.out.println("Everything declared in 6 class is suppressed");29 }30}31import org.powermock.api.support.membermodification.MemberMatcher;32import org.powermock.api.support.membermodification.MemberModifier;33import org.powermock.reflect.Whitebox;34import java.lang.reflect.Method;35public class 7 {36 public static void main(String[] args) {37 MemberModifier.suppress(MemberMatcher.methodsDeclaredIn(7.class));38 System.out.println("Everything declared in 7 class is suppressed");39 }40}41import org.powermock.api.support.membermodification.MemberMatcher;42import org.powermock.api.support.membermodification.MemberModifier;43import org.powermock.reflect.Whitebox;44import java.lang.reflect.Method;45public class 8 {46 public static void main(String[] args) {47 MemberModifier.suppress(MemberMatcher.methodsDeclaredIn(

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everythingDeclaredIn

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1package com.powermock;2import static org.powermock.api.support.membermodification.MemberMatcher.methodsDeclaredIn;3import java.lang.reflect.Method;4public class 4 {5 public static void main(String[] args) {6 Method[] methods = methodsDeclaredIn(Object.class);7 for (Method method : methods) {8 System.out.println(method.getName());9 }10 }11}

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everythingDeclaredIn

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1package org.powermock.examples.tutorial.membermodification;2import org.powermock.api.support.membermodification.MemberMatcher;3import org.powermock.core.classloader.annotations.PrepareForTest;4@PrepareForTest({MemberMatcher.class})5public class MemberMatcherExample {6 public void testEverythingDeclaredIn() {7 MemberMatcher.method(MemberMatcherExample.class, "testEverythingDeclaredIn");8 }9}10package org.powermock.examples.tutorial.membermodification;11import org.powermock.api.support.membermodification.MemberMatcher;12import org.powermock.core.classloader.annotations.PrepareForTest;13@PrepareForTest({MemberMatcher.class})14public class MemberMatcherExample {15 public void testEverythingDeclaredIn() {16 MemberMatcher.method(MemberMatcherExample.class, "testEverythingDeclaredIn");17 }18}19package org.powermock.examples.tutorial.membermodification;20import org.powermock.api.support.membermodification.MemberMatcher;21import org.powermock.core.classloader.annotations.PrepareForTest;22@PrepareForTest({MemberMatcher.class})23public class MemberMatcherExample {24 public void testEverythingDeclaredIn() {25 MemberMatcher.method(MemberMatcherExample.class, "testEverythingDeclaredIn");26 }27}28package org.powermock.examples.tutorial.membermodification;29import org.powermock.api.support.membermodification.MemberMatcher;30import org.powermock.core.classloader.annotations.PrepareForTest;31@PrepareForTest({MemberMatcher.class})32public class MemberMatcherExample {33 public void testEverythingDeclaredIn() {34 MemberMatcher.method(MemberMatcherExample.class, "testEverythingDeclaredIn");35 }36}37package org.powermock.examples.tutorial.membermodification;38import org.powermock.api.support.membermodification.MemberMatcher;39import org.powermock.core.classloader.annotations.PrepareForTest;40@PrepareForTest({MemberMatcher.class})41public class MemberMatcherExample {42 public void testEverythingDeclaredIn() {43 MemberMatcher.method(MemberMatcherExample.class, "testEverythingDeclaredIn");44 }45}

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everythingDeclaredIn

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1import org.powermock.api.support.membermodification.MemberMatcher;2import org.powermock.api.support.membermodification.MemberModifier;3public class Test {4 public static void main(String[] args) {5 Class<?>[] clazzes = MemberMatcher.everythingDeclaredIn(Test.class);6 for (Class<?> clazz : clazzes) {7 System.out.println(clazz);8 }9 }10}

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