How to use injectMocks method of org.easymock.internal.Injector class

Best Easymock code snippet using org.easymock.internal.Injector.injectMocks

Source:EasyMockSupport.java Github

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...568 * {@code replayAll/verifyAll} to work afterwards569 * @param obj the object on which to inject mocks570 * @since 3.2571 */572 public static void injectMocks(Object obj) {573 Injector.injectMocks(obj);574 }575 /**576 * Will return the class that was mocked if it's a mock or {@code null} otherwise.577 *578 * @param possibleMock mock we want the type of579 * @param <T> type of the possible mock580 * @param <R> type of mocked class581 * @return the mocked type or null of not a mock582 * @since 3.5583 */584 public static <T, R extends T> Class<R> getMockedClass(T possibleMock) {585 // Check that it is a real EasyMock mock586 if(possibleMock == null) {587 return null;...

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Source:Injector.java Github

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...52 * {@code replayAll/verifyAll} to work afterwards53 * @param host the object on which to inject mocks54 * @since 3.255 */56 public static void injectMocks(Object host) {57 InjectionPlan injectionPlan = new InjectionPlan();58 Class<?> hostClass = host.getClass();59 while (hostClass != Object.class) {60 createMocksForAnnotations(hostClass, host, injectionPlan);61 hostClass = hostClass.getSuperclass();62 }63 for (Field f : injectionPlan.getTestSubjectFields()) {64 f.setAccessible(true);65 Object testSubject;66 try {67 testSubject = f.get(host);68 } catch (IllegalAccessException e) {69 // ///CLOVER:OFF70 throw new AssertionError(e);71 // ///CLOVER:ON72 }73 if (testSubject == null) {74 // The attribute isn't initialized, try to call the default constructor75 testSubject = instantiateTestSubject(f);76 try {77 f.setAccessible(true);78 f.set(host, testSubject);79 } catch (ReflectiveOperationException e) {80 throw new AssertionError("Failed to assign the created TestSubject to " + f.getName(), e);81 }82 }83 Class<?> testSubjectClass = testSubject.getClass();84 while (testSubjectClass != Object.class) {85 injectMocksOnClass(testSubjectClass, testSubject, injectionPlan);86 testSubjectClass = testSubjectClass.getSuperclass();87 }88 }89 // Check for unsatisfied qualified injections only after having scanned all TestSubjects and their superclasses90 for (Injection injection : injectionPlan.getQualifiedInjections()) {91 if (!injection.isMatched()) {92 throw new AssertionError(93 String.format("Unsatisfied qualifier: '%s'", injection.getAnnotation().fieldName()));94 }95 }96 }97 static <T> T instantiateTestSubject(Field f) {98 T testSubject;99 @SuppressWarnings("unchecked")100 Class<T> type = (Class<T>) f.getType();101 if(type.isMemberClass() && !Modifier.isStatic(type.getModifiers())) {102 throw new AssertionError("TestSubject is an inner class. You need to instantiate '" + f.getName() + "' manually");103 }104 Constructor<T> defaultConstructor;105 try {106 defaultConstructor = type.getDeclaredConstructor();107 } catch (NoSuchMethodException e) {108 throw new AssertionError("TestSubject is null and has no default constructor. You need to instantiate '" + f.getName() + "' manually");109 }110 defaultConstructor.setAccessible(true);111 try {112 testSubject = defaultConstructor.newInstance();113 } catch (ReflectiveOperationException e) {114 throw new AssertionError("TestSubject is null and default constructor fails on invocation. You need to instantiate '" + f.getName() + "' manually", e);115 }116 return testSubject;117 }118 /**119 * Create the mocks and find the fields annotated with {@link TestSubject}120 *121 * @param hostClass class to search122 * @param host object of the class123 * @param injectionPlan output parameter where the created mocks and fields to inject are added124 */125 private static void createMocksForAnnotations(Class<?> hostClass, Object host,126 InjectionPlan injectionPlan) {127 Field[] fields = hostClass.getDeclaredFields();128 for (Field f : fields) {129 TestSubject ima = f.getAnnotation(TestSubject.class);130 if (ima != null) {131 injectionPlan.addTestSubjectField(f);132 continue;133 }134 Mock annotation = f.getAnnotation(Mock.class);135 if (annotation == null) {136 continue;137 }138 Class<?> type = f.getType();139 String name = annotation.name();140 // Empty string means we are on the default value which we means no name (aka null) from the EasyMock point of view141 name = (name.length() == 0 ? null : name);142 MockType mockType = mockTypeFromAnnotation(annotation);143 Object mock;144 if (host instanceof EasyMockSupport) {145 mock = ((EasyMockSupport) host).createMock(name, mockType, type);146 }147 else {148 mock = EasyMock.createMock(name, mockType, type);149 }150 f.setAccessible(true);151 try {152 f.set(host, mock);153 } catch (IllegalAccessException e) {154 // ///CLOVER:OFF155 throw new RuntimeException(e);156 // ///CLOVER:ON157 }158 injectionPlan.addInjection(new Injection(mock, annotation));159 }160 }161 private static MockType mockTypeFromAnnotation(Mock annotation) {162 MockType valueMockType = annotation.value();163 MockType mockType = annotation.type();164 if(valueMockType != MockType.DEFAULT && mockType != MockType.DEFAULT) {165 throw new AssertionError("@Mock.value() and @Mock.type() are aliases, you can't specify both at the same time");166 }167 if(valueMockType != MockType.DEFAULT) {168 mockType = valueMockType;169 }170 return mockType;171 }172 /**173 * Try to inject a mock to every fields in the class174 *175 * @param clazz class where the fields are taken176 * @param obj object being a instance of clazz177 * @param injectionPlan details of possible mocks for injection178 */179 private static void injectMocksOnClass(Class<?> clazz, Object obj,180 InjectionPlan injectionPlan) {181 List<Field> fields = injectByName(clazz, obj, injectionPlan.getQualifiedInjections());182 injectByType(obj, fields, injectionPlan.getUnqualifiedInjections());183 }184 private static List<Field> injectByName(Class<?> clazz, Object obj,185 List<Injection> qualifiedInjections) {186 List<Field> fields = fieldsOf(clazz);187 for (Injection injection : qualifiedInjections) {188 Field f = getFieldByName(clazz, injection.getQualifier());189 InjectionTarget target = injectionTargetWithField(f);190 if (target == null) {191 continue;192 }193 if (target.accepts(injection)) {...

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injectMocks

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1package com.easymock;2import static org.easymock.EasyMock.createMock;3import static org.easymock.EasyMock.expect;4import static org.easymock.EasyMock.replay;5import static org.easymock.EasyMock.verify;6import static org.easymock.EasyMock.expectLastCall;7import java.lang.reflect.Field;8import org.easymock.internal.Injector;9public class EasyMockTest {10 public static void main(String[] args) throws Exception {11 EasyMockTest test = new EasyMockTest();12 Injector injector = new Injector();13 HelloWorld mock = createMock(HelloWorld.class);14 expect(mock.getGreeting()).andReturn("Hello World");15 replay(mock);16 injector.injectMocks(test, mock);17 verify(mock);18 }19 public String sayHello(HelloWorld helloWorld) {20 return helloWorld.getGreeting();21 }22}23package com.easymock;24import static org.easymock.EasyMock.createMock;25import static org.easymock.EasyMock.expect;26import static org.easymock.EasyMock.replay;27import static org.easymock.EasyMock.verify;28import static org.easymock.EasyMock.expectLastCall;29import java.lang.reflect.Field;30import org.easymock.EasyMockRunner;31import org.easymock.EasyMockSupport;32import org.easymock.Mock;33import org.junit.Test;34import org.junit.runner.RunWith;35@RunWith(EasyMockRunner.class)36public class EasyMockTest2 extends EasyMockSupport {37 HelloWorld mock;38 public void test() {39 expect(mock.getGreeting()).andReturn("Hello World");40 replay(mock);41 String result = sayHello(mock);

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injectMocks

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1import org.easymock.EasyMock;2import org.easymock.internal.Injector;3import org.junit.Before;4import org.junit.Test;5import org.junit.runner.RunWith;6import org.junit.runners.JUnit4;7@RunWith(JUnit4.class)8public class 1 {9 private Dependency dependency;10 private ClassUnderTest classUnderTest;11 public void setUp() {12 dependency = EasyMock.createMock(Dependency.class);13 classUnderTest = new ClassUnderTest();14 Injector.injectMocks(classUnderTest, this);15 }16 public void testSomething() {17 dependency.doSomething();18 EasyMock.replay(dependency);19 classUnderTest.doSomething();20 EasyMock.verify(dependency);21 }22}23import org.easymock.EasyMock;24import org.easymock.EasyMockRunner;25import org.easymock.Mock;26import org.junit.Test;27import org.junit.runner.RunWith;28@RunWith(EasyMockRunner.class)29public class 2 {30 private Dependency dependency;31 private ClassUnderTest classUnderTest;32 public void testSomething() {33 classUnderTest = new ClassUnderTest();34 dependency.doSomething();35 EasyMock.replay(dependency);36 classUnderTest.doSomething();37 EasyMock.verify(dependency);38 }39}40import org.easymock.EasyMock;41import org.easymock.EasyMockSupport;42import org.junit.Test;43public class 3 extends EasyMockSupport {44 private Dependency dependency;45 private ClassUnderTest classUnderTest;46 public void testSomething() {47 dependency = createMock(Dependency.class);48 classUnderTest = new ClassUnderTest();49 dependency.doSomething();50 replayAll();51 classUnderTest.doSomething();52 verifyAll();53 }54}55import org.easymock.EasyMock;56import org.easymock.EasyMockRule;57import org.easymock.Mock;58import org.junit.Rule;59import org.junit.Test;60public class 4 {61 private Dependency dependency;62 private ClassUnderTest classUnderTest;

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injectMocks

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1package com.easymock;2import org.easymock.EasyMock;3import org.easymock.EasyMockRunner;4import org.easymock.IAnswer;5import org.easymock.Mock;6import org.easymock.internal.Injector;7import org.junit.Test;8import org.junit.runner.RunWith;9@RunWith(EasyMockRunner.class)10public class EasyMockTest {11 private Dependency dependency;12 public void testMethod() {13 IAnswer<Integer> iAnswer = new IAnswer<Integer>() {14 public Integer answer() throws Throwable {15 return 2;16 }17 };18 EasyMock.expect(dependency.method1()).andAnswer(iAnswer);19 EasyMock.expect(dependency.method2()).andReturn(2);20 EasyMock.replay(dependency);21 ClassToTest classToTest = new ClassToTest();22 Injector.injectMocks(classToTest, this);23 classToTest.method();24 EasyMock.verify(dependency);25 }26}27package com.easymock;28public class ClassToTest {29 private Dependency dependency;30 public void setDependency(Dependency dependency) {31 this.dependency = dependency;32 }33 public void method() {34 int a = dependency.method1();35 int b = dependency.method2();36 System.out.println("a = " + a + " b = " + b);37 }38}39package com.easymock;40public class Dependency {41 public int method1() {42 throw new UnsupportedOperationException("Not supported yet.");43 }44 public int method2() {45 throw new UnsupportedOperationException("Not supported yet.");46 }47}

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injectMocks

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1import org.easymock.EasyMock;2import org.easymock.internal.Injector;3import org.junit.Test;4public class 1 {5 public void test() {6 MyInterface mock1 = EasyMock.createMock(MyInterface.class);7 MyInterface mock2 = EasyMock.createMock(MyInterface.class);8 MyInterface mock3 = EasyMock.createMock(MyInterface.class);9 MyTestClass testClass = new MyTestClass();10 Injector.injectMocks(testClass, mock1, mock2, mock3);11 assertSame(mock1, testClass.getMock1());12 assertSame(mock2, testClass.getMock2());13 assertSame(mock3, testClass.getMock3());14 }15}16import org.easymock.EasyMock;17import org.easymock.internal.Injector;18import org.junit.Test;19public class 2 {20 public void test() {21 MyInterface mock1 = EasyMock.createMock(MyInterface.class);22 MyInterface mock2 = EasyMock.createMock(MyInterface.class);23 MyInterface mock3 = EasyMock.createMock(MyInterface.class);24 MyTestClass testClass = new MyTestClass();25 Injector.injectMocks(testClass, mock1, mock2, mock3);26 assertSame(mock1, testClass.getMock1());27 assertSame(mock2, testClass.getMock2());28 assertSame(mock3, testClass.getMock3());29 }30}31import org.easymock.EasyMock;32import org.easymock.internal.Injector;33import org.junit.Test;34public class 3 {35 public void test() {36 MyInterface mock1 = EasyMock.createMock(MyInterface.class);

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injectMocks

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1package org.easymock.test;2import org.easymock.InjectMocks;3import org.easymock.Mock;4import org.easymock.MockType;5import org.easymock.test.support.Collaborator;6import org.easymock.test.support.Collaborator2;7import org.junit.Test;8public class TestClass {9 @Mock(type = MockType.NICE)10 private Collaborator collaborator;11 @Mock(type = MockType.NICE)12 private Collaborator2 collaborator2;13 private ClassToTest classToTest;14 public void test() {15 classToTest.doSomething();16 }17}18package org.easymock.test;19import org.easymock.EasyMockRunner;20import org.easymock.InjectMocks;21import org.easymock.Mock;22import org.easymock.MockType;23import org.easymock.test.support.Collaborator;24import org.easymock.test.support.Collaborator2;25import org.junit.Test;26import org.junit.runner.RunWith;27@RunWith(EasyMockRunner.class)28public class TestClass {29 @Mock(type = MockType.NICE)30 private Collaborator collaborator;31 @Mock(type = MockType.NICE)32 private Collaborator2 collaborator2;33 private ClassToTest classToTest;34 public void test() {35 classToTest.doSomething();36 }37}38package org.easymock.test;39import org.easymock.EasyMockSupport;40import org.easymock.InjectMocks;41import org.easymock.Mock;42import org.easymock.MockType;43import org.easymock.test.support.Collaborator;44import org.easymock.test.support.Collaborator2;45import org.junit.Test;46public class TestClass extends EasyMockSupport {47 @Mock(type = MockType.NICE)48 private Collaborator collaborator;49 @Mock(type = MockType.NICE)50 private Collaborator2 collaborator2;51 private ClassToTest classToTest;

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1public class TestClass {2 private ClassUnderTest classUnderTest;3 private MockClass mockClass;4 public void setup() {5 mockClass = EasyMock.createMock(MockClass.class);6 classUnderTest = new ClassUnderTest();7 Injector.injectMocks(classUnderTest, mockClass);8 }9 public void testMethod() {10 }11}

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injectMocks

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1import org.easymock.EasyMock;2import org.easymock.internal.Injector;3public class 1 {4 private String name;5 private Integer age;6 private Boolean isMale;7 public String getName() {8 return name;9 }10 public Integer getAge() {11 return age;12 }13 public Boolean getIsMale() {14 return isMale;15 }16 public static void main(String[] args) {17 String name = "John";18 Integer age = 30;19 Boolean isMale = true;20 1 person = new 1();21 Injector.injectMocks(person, name, age, isMale);22 System.out.println("name: " + person.getName());23 System.out.println("age: " + person.getAge());24 System.out.println("isMale: " + person.getIsMale());25 }26}27import org.easymock.EasyMock;28import org.easymock.internal.Injector;29public class 2 {30 private String name;31 private Integer age;32 private Boolean isMale;33 public String getName() {34 return name;35 }36 public Integer getAge() {37 return age;38 }39 public Boolean getIsMale() {40 return isMale;41 }42 public static void main(String[] args) {43 String name = "John";44 Integer age = 30;45 Boolean isMale = true;46 2 person = new 2();47 Injector.injectMocks(person, name, age, isMale);48 System.out.println("name: " + person.getName());49 System.out.println("age: " + person.getAge());50 System.out.println("isMale: " + person.getIsMale());51 }52}53import org.easymock.EasyMock;54import org.easymock.internal.Injector;55public class 3 {56 private String name;57 private Integer age;58 private Boolean isMale;59 public String getName() {60 return name;61 }62 public Integer getAge() {63 return age;64 }

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