Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use isNull method of org.mockito.internal.util.reflection.FieldReader class

Best Mockito code snippet using org.mockito.internal.util.reflection.FieldReader.isNull

Source:SpyOnInjectedFieldsHandler.java

...24    @Override25    protected boolean processInjection(Field field, Object fieldOwner, Set<Object> mockCandidates) {26        FieldReader fieldReader = new FieldReader(fieldOwner, field);27        // TODO refoctor : code duplicated in SpyAnnotationEngine28        if(!fieldReader.isNull() && field.isAnnotationPresent(Spy.class)) {29            try {30                Object instance = fieldReader.read();31                if (new MockUtil().isMock(instance)) {32                    // A. instance has been spied earlier33                    // B. protect against multiple use of MockitoAnnotations.initMocks()34                    Mockito.reset(instance);35                } else {36                    new FieldSetter(fieldOwner, field).set(37                        Mockito.mock(instance.getClass(), withSettings()38                            .spiedInstance(instance)39                            .defaultAnswer(Mockito.CALLS_REAL_METHODS)40                            .name(field.getName()))41                    );42                }...

isNull

Using AI Code Generation

1import org.mockito.internal.util.reflection.FieldReader;2public class Test {3    public static void main(String[] args) {4        FieldReader fieldReader = new FieldReader();5        System.out.println(fieldReader.isNull(null));6    }7}

isNull

Using AI Code Generation

1import org.mockito.internal.util.reflection.FieldReader2boolean isNull = new FieldReader(field).isNull(target)3import org.mockito.internal.util.reflection.FieldWriter4boolean isNull = new FieldWriter(field).isNull(target)5import org.mockito.internal.util.reflection.MethodReader6boolean isNull = new MethodReader(method).isNull(target)7import org.mockito.internal.util.reflection.MethodWriter8boolean isNull = new MethodWriter(method).isNull(target)9import org.mockito.internal.util.reflection.FieldReader10boolean isNull = new FieldReader(field).isNull(target)11import org.mockito.internal.util.reflection.FieldWriter12boolean isNull = new FieldWriter(field).isNull(target)13import org.mockito.internal.util.reflection.MethodReader14boolean isNull = new MethodReader(method).isNull(target)15import org.mockito.internal.util.reflection.MethodWriter16boolean isNull = new MethodWriter(method).isNull(target)17import org.mockito.internal.util.reflection.FieldReader18boolean isNull = new FieldReader(field).isNull(target)19import org.mockito.internal.util.reflection.FieldWriter20boolean isNull = new FieldWriter(field).isNull(target)21import org.mockito.internal.util.reflection.MethodReader22boolean isNull = new MethodReader(method).isNull(target)23import org.mockito.internal.util.reflection.MethodWriter24boolean isNull = new MethodWriter(method).isNull(target)25import org.mockito.internal.util.reflection.FieldReader26boolean isNull = new FieldReader(field

isNull

Using AI Code Generation

1import org.mockito.internal.util.reflection.FieldReader;2import org.mockito.internal.util.reflection.FieldWriter;3import org.mockito.internal.util.reflection.Fields;4import org.mockito.invocation.Invocation;5import org.mockito.invocation.InvocationOnMock;6import org.mockito.invocation.MockHandler;7import org.mockito.invocation.MockHandlerFactory;8import org.mockito.invocation.StubInfo;9import org.mockito.listeners.InvocationListener;10import org.mockito.listeners.MethodInvocationReport;11import org.mockito.listeners.StubbingLookupEvent;12import org.mockito.listeners.StubbingLookupListener;13import org.mockito.mock.MockCreationSettings;14import org.mockito.plugins.MockMaker;15import org.mockito.stubbing.Answer;16import org.mockito.stubbing.Stubbing;17import org.mockito.verification.VerificationMode;18import java.io.Serializable;19import java.lang.reflect.Method;20import java.util.List;21import java.util.Map;22public class NullFieldHandler implements MockHandler, MockHandlerFactory, MockMaker, InvocationListener, StubbingLookupListener, Serializable {23    public static final String NAME = "nullFieldHandler";24    public MockHandler create(MockCreationSettings<?> settings, MockHandler handler) {25        return new NullFieldHandler();26    }27    public Object createMock(MockCreationSettings<?> settings, MockHandler handler) {28        return new NullFieldHandler();29    }30    public void resetMock(Object mock, MockCreationSettings settings, MockHandler newHandler) {31    }32    public void dispatch(Invocation invocation) throws Throwable {33    }34    public void onMockCreated(Object mock, MockCreationSettings<?> settings) {35    }36    public void onMockReset(Object mock, MockCreationSettings<?> settings) {37    }38    public void onMockAccess(Object mock) {39    }40    public void onMockLookup(Object mock) {41    }42    public void onStubbingLookup(Object mock, Method method, Object[] args) {43    }44    public void onInvocation(Object mock, Method method, Object[] args) {45    }46    public void onStubbingFound(Stubbing stubbing

isNull

Using AI Code Generation

1import org.mockito.internal.util.reflection.FieldReader;2public class FieldReaderExample {3    public static void main(String[] args) throws Exception {4        FieldReader fieldReader = new FieldReader(new FieldReaderExample());5        System.out.println("field1 is null: " + fieldReader.isNull("field1"));6        System.out.println("field2 is null: " + fieldReader.isNull("field2"));7    }8    private String field1 = "field1";9    private String field2;10}

isNull

Using AI Code Generation

1import org.mockito.internal.util.reflection.FieldReader2import org.mockito.internal.util.reflection.FieldWriter3class Foo {4}5def foo = new Foo()6assert FieldReader.isNull(foo, "value") == false7FieldWriter.setField(foo, "value", null)8assert FieldReader.isNull(foo, "value") == true9import org.mockito.internal.util.reflection.FieldReader10import org.mockito.internal.util.reflection.FieldWriter11class Foo {12}13def foo = new Foo()14assert FieldReader.isNull(foo, "value") == false15FieldWriter.setField(foo, "value", null)16assert FieldReader.isNull(foo, "value") == true17import org.mockito.internal.util.reflection.FieldReader18import org.mockito.internal.util.reflection.FieldWriter19class Foo {20}21def foo = new Foo()22assert FieldReader.isNull(foo, "value") == false23FieldWriter.setField(foo, "value", null)24assert FieldReader.isNull(foo, "value") == true25import org.mockito.internal.util.reflection.FieldReader26import org.mockito.internal.util.reflection.FieldWriter27class Foo {28}29def foo = new Foo()30assert FieldReader.isNull(foo, "value") == false31FieldWriter.setField(foo, "value", null)32assert FieldReader.isNull(foo, "value") == true

Automation Testing Tutorials

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.