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How to use ConfusedSignatureTest class of org.mockitousage.bugs package

Best Mockito code snippet using org.mockitousage.bugs.ConfusedSignatureTest

Source:ConfusedSignatureTest.java

...4 */5package org.mockitousage.bugs;6import org.junit.Test;7import org.mockito.Mockito;8public class ConfusedSignatureTest {9    @Test10    public void should_mock_method_which_has_generic_return_type_in_superclass_and_concrete_one_in_interface() {11        ConfusedSignatureTest.Sub mock = Mockito.mock(ConfusedSignatureTest.Sub.class);12        // The following line resulted in13        // org.mockito.exceptions.misusing.MissingMethodInvocationException:14        // when() requires an argument which has to be 'a method call on a mock'.15        // Presumably confused by the interface/superclass signatures.16        Mockito.when(mock.getFoo()).thenReturn("Hello");17        assertThat(mock.getFoo()).isEqualTo("Hello");18    }19    public class Super<T> {20        private T value;21        public Super(T value) {22            this.value = value;23        }24        public T getFoo() {25            return value;26        }27    }28    public class Sub extends ConfusedSignatureTest.Super<String> implements ConfusedSignatureTest.iInterface {29        public Sub(String s) {30            super(s);31        }32    }33    public interface iInterface {34        String getFoo();35    }36}...

ConfusedSignatureTest

Using AI Code Generation

1[INFO] [INFO] --- maven-compiler-plugin:3.1:compile (default-compile) @ mockito-core ---2[INFO] [INFO] --- maven-surefire-plugin:2.18:test (default-test) @ mockito-core ---3[INFO] [INFO] --- maven-jar-plugin:2.4:jar (default-jar) @ mockito-core ---4[INFO] [INFO] --- maven-source-plugin:2.2.1:jar-no-fork (attach-sources) @ mockito-core ---5[INFO] [INFO] --- maven-javadoc-plugin:2.9.1:jar (attach-javadocs) @ mockito-core ---6[INFO] [INFO] --- maven-install-plugin:2.4:install (default-install) @ mockito-core ---

ConfusedSignatureTest

Using AI Code Generation

1public class ConfusedSignatureTest {2    public interface Foo {3        void foo();4    }5    public class Bar {6        public void foo() {7            System.out.println("bar");8        }9    }10    public class Baz {11        public void foo() {12            System.out.println("baz");13        }14    }15    public void test() {16        Foo foo = Mockito.mock(Foo.class);17        Mockito.when(foo.foo()).thenAnswer(new Answer() {18            public Object answer(InvocationOnMock invocation) throws Throwable {19                return new Bar();20            }21        });22        Mockito.when(foo.foo()).thenAnswer(new Answer() {23            public Object answer(InvocationOnMock invocation) throws Throwable {24                return new Baz();25            }26        });27        System.out.println(foo.foo());28    }29}30The problem can be fixed by changing the second when() statement to:31Mockito.when(foo.foo()).thenAnswer(new Answer() {32    public Object answer(InvocationOnMock invocation) throws Throwable {33        return new Baz();34    }35});36The problem can also be fixed by changing the first when() statement to:37Mockito.when(foo.foo()).thenReturn(new Bar());38The problem can also be fixed by changing both when() statements to:39Mockito.when(foo.foo()).thenAnswer(new Answer() {40    public Object answer(InvocationOnMock invocation) throws Throwable {41        return new Bar();42    }43});44Mockito.when(foo.foo()).thenAnswer(new Answer() {45    public Object answer(InvocationOnMock invocation) throws Throwable {46        return new Baz();47    }48});

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