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How to use create method of org.mockito.junit.jupiter.MockitoExtension class

Best Mockito code snippet using org.mockito.junit.jupiter.MockitoExtension.create

Source:MockitoExtension.java

...20import java.lang.reflect.Parameter;21import java.util.LinkedHashSet;22import java.util.Optional;23import java.util.Set;24import static org.junit.jupiter.api.extension.ExtensionContext.Namespace.create;25import static org.junit.platform.commons.support.AnnotationSupport.findAnnotation;26/**27 * Extension that initializes mocks and handles strict stubbings. This extension is the JUnit Jupiter equivalent28 * of our JUnit4 {@link MockitoJUnitRunner}.29 *30 * Example usage:31 *32 * <pre class="code"><code class="java">33 * <b>&#064;ExtendWith(MockitoExtension.class)</b>34 * public class ExampleTest {35 *36 *     &#064;Mock37 *     private List&lt;Integer&gt; list;38 *39 *     &#064;Test40 *     public void shouldDoSomething() {41 *         list.add(100);42 *     }43 * }44 * </code></pre>45 *46 * If you would like to configure the used strictness for the test class, use {@link MockitoSettings}.47 *48 * <pre class="code"><code class="java">49 * <b>&#064;MockitoSettings(strictness = Strictness.STRICT_STUBS)</b>50 * public class ExampleTest {51 *52 *     &#064;Mock53 *     private List&lt;Integer&gt; list;54 *55 *     &#064;Test56 *     public void shouldDoSomething() {57 *         list.add(100);58 *     }59 * }60 * </code></pre>61 *62 * This extension also supports JUnit Jupiter's method parameters.63 * Use parameters for initialization of mocks that you use only in that specific test method.64 * In other words, where you would initialize local mocks in JUnit 4 by calling {@link Mockito#mock(Class)},65 * use the method parameter. This is especially beneficial when initializing a mock with generics, as you no66 * longer get a warning about "Unchecked assignment".67 * Please refer to JUnit Jupiter's documentation to learn when method parameters are useful.68 *69 * <pre class="code"><code class="java">70 * <b>&#064;ExtendWith(MockitoExtension.class)</b>71 * public class ExampleTest {72 *73 *     &#064;Mock74 *     private List&lt;Integer&gt; sharedList;75 *76 *     &#064;Test77 *     public void shouldDoSomething() {78 *         sharedList.add(100);79 *     }80 *81 *     &#064;Test82 *     public void hasLocalMockInThisTest(@Mock List&lt;Integer&gt; localList) {83 *         localList.add(100);84 *         sharedList.add(100);85 *     }86 * }87 * </code></pre>88 *89 * Lastly, the extension supports JUnit Jupiter's constructor parameters.90 * This allows you to do setup work in the constructor and set91 * your fields to <code>final</code>.92 * Please refer to JUnit Jupiter's documentation to learn when constructor parameters are useful.93 *94 * <pre class="code"><code class="java">95 * <b>&#064;ExtendWith(MockitoExtension.class)</b>96 * public class ExampleTest {97 *98 *      private final List&lt;Integer&gt; sharedList;99 *100 *      ExampleTest(&#064;Mock sharedList) {101 *          this.sharedList = sharedList;102 *      }103 *104 *      &#064;Test105 *      public void shouldDoSomething() {106 *          sharedList.add(100);107 *      }108 * }109 * </code></pre>110 */111public class MockitoExtension implements TestInstancePostProcessor,BeforeEachCallback, AfterEachCallback, ParameterResolver {112    private final static Namespace MOCKITO = create("org.mockito");113    private final static String SESSION = "session";114    private final static String TEST_INSTANCE = "testInstance";115    private final Strictness strictness;116    // This constructor is invoked by JUnit Jupiter via reflection or ServiceLoader117    @SuppressWarnings("unused")118    public MockitoExtension() {119        this(Strictness.STRICT_STUBS);120    }121    private MockitoExtension(Strictness strictness) {122        this.strictness = strictness;123    }124    /**125     * <p>Callback for post-processing the supplied test instance.126     *...

Source:PersonServiceTest.java

...21    @InjectMocks22    private PersonService personService;23    @Test24    void testGivenPersonDTOThenReturnSavedMessage() {25        PersonDTO personDTO = createFakeDTO();26        Person expectedSavedPerson = createFakeEntity();27        when(personRepository.save(any(Person.class))).thenReturn(expectedSavedPerson);28        MessageResponseDTO expectedSuccessMessage = createExpectedMessageResponse(expectedSavedPerson.getId());29        MessageResponseDTO succesMessage = personService.createPerson(personDTO);30        assertEquals(expectedSuccessMessage, succesMessage);31    }32    private MessageResponseDTO createExpectedMessageResponse(Long id) {33        return MessageResponseDTO34                .builder()35                .message("Created person with ID " + id)36                .build();37    }38}...

Source:CategoryServiceImplTest.java

...20    @InjectMocks21    CategoryServiceImpl categoryService;22    private static final Category category = new Category();23    @BeforeAll24    static void createCategory() {25        category.setCategoryName("History");26        category.setBooks(null);27    }28    @BeforeEach29    void setMockOutput(){30        categoryService = new CategoryServiceImpl(categoryRepository);31        categoryRepository.save(category);32    }33    @Test34    void getCategoryNameByCategoryName(){35        Mockito.when(categoryRepository.findCategoryByCategoryName(category.getCategoryName())).thenReturn(category);36        Assertions.assertEquals("History", categoryService.findCategoryByCategoryName(category.getCategoryName()).getCategoryName());37    }38}...

create

Using AI Code Generation

1import org.junit.jupiter.api.Test;2import org.junit.jupiter.api.extension.ExtendWith;3import org.mockito.Mock;4import org.mockito.junit.jupiter.MockitoExtension;5import org.mockito.junit.jupiter.MockitoSettings;6import org.mockito.quality.Strictness;7@ExtendWith(MockitoExtension.class)8@MockitoSettings(strictness = Strictness.LENIENT)9public class 1 {10    private List<String> list;11    public void test() {12        list.add("test");13    }14}15import org.junit.jupiter.api.Test;16import org.junit.jupiter.api.extension.ExtendWith;17import org.mockito.Mock;18import org.mockito.junit.jupiter.MockitoExtension;19import org.mockito.junit.jupiter.MockitoSettings;20import org.mockito.quality.Strictness;21@ExtendWith(MockitoExtension.class)22@MockitoSettings(strictness = Strictness.LENIENT)23public class 2 {24    private List<String> list;25    public void test() {26        list.add("test");27    }28}29import org.junit.jupiter.api.Test;30import org.junit.jupiter.api.extension.ExtendWith;31import org.mockito.Mock;32import org.mockito.junit.jupiter.MockitoExtension;33import org.mockito.junit.jupiter.MockitoSettings;34import org.mockito.quality.Strictness;35@ExtendWith(MockitoExtension.class)36@MockitoSettings(strictness = Strictness.LENIENT)37public class 3 {38    private List<String> list;39    public void test() {40        list.add("test");41    }42}43import org.junit.jupiter.api.Test;44import org.junit.jupiter.api.extension.ExtendWith;45import org.mockito.Mock;46import org.mockito.junit.jupiter.MockitoExtension;47import org.mockito.junit.jupiter.MockitoSettings;48import org.mockito.quality.Strictness;49@ExtendWith(MockitoExtension.class)50@MockitoSettings(strictness = Strictness.LENIENT)51public class 4 {52    private List<String> list;53    public void test() {54        list.add("test");55    }56}57import org.junit.jupiter.api.Test

create

Using AI Code Generation

1import org.junit.jupiter.api.Test;2import org.junit.jupiter.api.extension.ExtendWith;3import org.mockito.Mock;4import org.mockito.junit.jupiter.MockitoExtension;5import java.util.List;6import java.util.Map;7@ExtendWith(MockitoExtension.class)8public class MockitoExtensionTest {9    List<String> mockedList;10    Map<String, String> mockedMap;11    public void testMock() {12        mockedList.add("one");13        mockedMap.put("key", "value");14    }15}16import org.junit.jupiter.api.Test;17import org.junit.jupiter.api.extension.ExtendWith;18import org.mockito.Mock;19import org.mockito.junit.jupiter.MockitoExtension;20import java.util.List;21import java.util.Map;22@ExtendWith(MockitoExtension.class)23public class MockitoExtensionTest {24    List<String> mockedList;25    Map<String, String> mockedMap;26    public void testMock() {27        mockedList.add("one");28        mockedMap.put("key", "value");29    }30}31import org.junit.jupiter.api.Test;32import org.junit.jupiter.api.extension.ExtendWith;33import org.mockito.Mock;34import org.mockito.junit.jupiter.MockitoExtension;35import java.util.List;36import java.util.Map;37@ExtendWith(MockitoExtension.class)38public class MockitoExtensionTest {39    List<String> mockedList;40    Map<String, String> mockedMap;41    public void testMock() {42        mockedList.add("one");43        mockedMap.put("key", "value");44    }45}46import org.junit.jupiter.api.Test;47import org.junit.jupiter.api.extension.ExtendWith;48import org.mockito.Mock;49import org.mockito.junit.jupiter.MockitoExtension;50import java.util.List;51import java.util.Map;52@ExtendWith(MockitoExtension.class)53public class MockitoExtensionTest {54    List<String> mockedList;55    Map<String, String> mockedMap;56    public void testMock() {57        mockedList.add("one");58        mockedMap.put("key", "value

create

Using AI Code Generation

1package com.example.demo;2import org.junit.jupiter.api.Test;3import org.junit.jupiter.api.extension.ExtendWith;4import org.mockito.Mock;5import org.mockito.junit.jupiter.MockitoExtension;6@ExtendWith(MockitoExtension.class)7public class MockitoExtensionTest {8    private Dependency dependency;9    public void testMockCreation() {10        dependency.greeting();11    }12}

create

Using AI Code Generation

1import org.junit.jupiter.api.Test;2import org.junit.jupiter.api.extension.ExtendWith;3import org.mockito.Mock;4import org.mockito.junit.jupiter.MockitoExtension;5import java.util.List;6@ExtendWith(MockitoExtension.class)7class TestClass {8    List<String> mockedList;9    void test() {10        mockedList.add("one");11        mockedList.clear();12    }13}14JVM name           : Java HotSpot(TM) 64-Bit Server VM15at org.mockito.internal.util.MockUtil.createMock(MockUtil.java:30)16at org.mockito.internal.MockitoCore.mock(MockitoCore.java:62)17at org.mockito.Mockito.mock(Mockito.java:1878)18at org.mockito.Mockito.mock(Mockito.java:1785)19at org.mockito.Mockito.mock(Mockito.java:1749)20at org.junit.jupiter.api.extension.MockitoExtension$MockitoLifecycle.initialize(MockitoExtension.java:88)21at org.junit.jupiter.engine.descriptor.ExtensionContextAdapter.lambda$null$0(ExtensionContextAdapter.java:78)22at org.junit.jupiter.engine.descriptor.ExtensionContextAdapter$$Lambda$201/0000000000000000.get(Unknown Source)23at org.junit.jupiter.engine.descriptor.ExtensionContextStore.getOrComputeIfAbsent(ExtensionContextStore.java:97)24at org.junit.jupiter.engine.descriptor.ExtensionContextAdapter.lambda$invokeBeforeEachCallbacks$1(ExtensionContextAdapter.java:78)25at org.junit.jupiter.engine.descriptor.ExtensionContextAdapter$$Lambda$200/0000000000000000.accept(Unknown Source)26at java.util.ArrayList.forEach(ArrayList.java:1257)27at org.junit.jupiter.engine.descriptor.ExtensionContextAdapter.invokeBeforeEachCallbacks(

create

Using AI Code Generation

1package com.automationrhapsody.junit5;2import org.junit.jupiter.api.Test;3import org.junit.jupiter.api.extension.ExtendWith;4import org.mockito.Mock;5import org.mockito.junit.jupiter.MockitoExtension;6import static org.junit.jupiter.api.Assertions.assertNotNull;7@ExtendWith(MockitoExtension.class)8public class MockitoExtensionCreateTest {9    private String mock;10    public void testCreate() {11        assertNotNull(mock);12    }13}14package com.automationrhapsody.junit5;15import org.junit.jupiter.api.Test;16import org.junit.jupiter.api.extension.ExtendWith;17import org.mockito.Mock;18import org.mockito.junit.jupiter.MockitoExtension;19import static org.junit.jupiter.api.Assertions.assertNotNull;20@ExtendWith(MockitoExtension.class)21public class MockitoExtensionCreateTest {22    private String mock;23    public void testCreate() {24        assertNotNull(mock);25    }26}27package com.automationrhapsody.junit5;28import org.junit.jupiter.api.Test;29import org.junit.jupiter.api.extension.ExtendWith;30import org.mockito.Mock;31import org.mockito.junit.jupiter.MockitoExtension;32import static org.junit.jupiter.api.Assertions.assertNotNull;33@ExtendWith(MockitoExtension.class)34public class MockitoExtensionCreateTest {35    private String mock;36    public void testCreate() {37        assertNotNull(mock);38    }39}40In the above code, the @Mock annotation is used to create a mock of the String class. The assertNotNull() method is used to verify that the mock is not

create

Using AI Code Generation

1package com.example.mockitojunit5;2import org.junit.jupiter.api.Test;3import org.junit.jupiter.api.extension.ExtendWith;4import org.mockito.Mock;5import org.mockito.junit.jupiter.MockitoExtension;6import static org.junit.jupiter.api.Assertions.assertEquals;7import static org.mockito.Mockito.when;8@ExtendWith(MockitoExtension.class)9public class MockitoJunit5ExampleTest {10    private MockitoJunit5Example mockitoJunit5Example;11    public void testMockitoJunit5Example() {12        when(mockitoJunit5Example.add(1, 2)).thenReturn(3);13        assertEquals(3, mockitoJunit5Example.add(1, 2));14    }15}

create

Using AI Code Generation

1import org.junit.jupiter.api.Test;2import org.junit.jupiter.api.extension.ExtendWith;3import org.mockito.Mock;4import org.mockito.junit.jupiter.MockitoExtension;5import static org.mockito.Mockito.*;6import static org.junit.jupiter.api.Assertions.*;7@ExtendWith(MockitoExtension.class)8public class Test1 {9    private List<String> mockList;10    public void test1() {11        when(mockList.get(0)).thenReturn("one");12        assertEquals("one", mockList.get(0));13        assertEquals(null, mockList.get(1));14    }15}16import org.junit.jupiter.api.Test;17import org.junit.jupiter.api.extension.ExtendWith;18import org.mockito.Mock;19import org.mockito.junit.jupiter.MockitoExtension;20import static org.mockito.Mockito.*;21import static org.junit.jupiter.api.Assertions.*;22@ExtendWith(MockitoExtension.class)23public class Test2 {24    private List<String> mockList;25    public void test1() {26        when(mockList.get(0)).thenReturn("one");27        assertEquals("one", mockList.get(0));28        assertEquals(null, mockList.get(1));29    }30}31import org.junit.jupiter.api.Test;32import org.junit.jupiter.api.extension.ExtendWith;33import org.mockito.Mock;34import org.mockito.junit.jupiter.MockitoExtension;35import static org.mockito.Mockito.*;36import static org.junit.jupiter.api.Assertions.*;37@ExtendWith(MockitoExtension.class)38public class Test3 {39    private List<String> mockList;40    public void test1() {41        when(mockList.get(0)).thenReturn("one");42        assertEquals("one", mockList.get(0));43        assertEquals(null, mockList.get(1));44    }45}46import org.junit.jupiter.api.Test;47import org.junit.jupiter.api.extension.ExtendWith;48import org.mockito.Mock;49import org.mockito.junit.jupiter.MockitoExtension;50import static org.mockito.Mockito.*;51import static org.junit.jupiter.api.Assertions.*;52@ExtendWith(MockitoExtension.class)53public class Test4 {54    private List<String> mockList;

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