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How to use throwsMessage method of org.mockitoutil.ThrowableAssert class

Best Mockito code snippet using org.mockitoutil.ThrowableAssert.throwsMessage

Source:ThrowableAssert.java

...21                    + reportedException.getClass().getSimpleName());22        }23        return this;24    }25    public ThrowableAssert throwsMessage(String exceptionMessage) {26        assertEquals(exceptionMessage, reportedException.getMessage());27        return this;28    }29    /**30     * Executes provided runnable, expects it to throw an exception.31     * Then, it offers ways to assert on the expected exception.32     */33    public static ThrowableAssert assertThat(Runnable runnable) {34        return new ThrowableAssert(runnable);35    }36}...

throwsMessage

Using AI Code Generation

1void testExceptionMessage() {2    Exception exception = assertThrows(UnsupportedOperationException.class, () -> {3        throw new UnsupportedOperationException("Not supported");4    });5    assertEquals("Not supported", exception.getMessage());6}7public void testExceptionMessage() {8    try {9        throw new UnsupportedOperationException("Not supported");10    } catch (UnsupportedOperationException e) {11        assertEquals("Not supported", e.getMessage());12    }13}14public void testExceptionMessage() {15    try {16        throw new UnsupportedOperationException("Not supported");17    } catch (UnsupportedOperationException e) {18        Assert.assertEquals("Not supported", e.getMessage());19    }20}21public void testExceptionMessage() {22    try {23        throw new UnsupportedOperationException("Not supported");24    } catch (UnsupportedOperationException e) {25        AssertJUnit.assertEquals("Not supported", e.getMessage());26    }27}28public void testExceptionMessage() {29    try {30        throw new UnsupportedOperationException("Not supported");31    } catch (UnsupportedOperationException e) {32        AssertJUnit.assertEquals("Not supported", e.getMessage());33    }34}35public void testExceptionMessage() {36    assertThatExceptionOfType(UnsupportedOperationException.class)37        .isThrownBy(() -> {38            throw new UnsupportedOperationException("Not supported");39        }).withMessage("Not supported");40}41public void testExceptionMessage() {42    Exception exception = assertThrows(UnsupportedOperationException.class, () -> {43        throw new UnsupportedOperationException("Not supported");44    });45    assertEquals("Not supported", exception.getMessage());46}

throwsMessage

Using AI Code Generation

1package com.baeldung.mockito;2import static org.junit.Assert.assertEquals;3import static org.mockito.ArgumentMatchers.anyInt;4import static org.mockito.Mockito.mock;5import static org.mockito.Mockito.when;6import java.util.List;7import org.junit.Test;8import org.mockito.Mockito;9public class MockitoExceptionHandlingUnitTest {10    public void whenAdd_thenThrowException() {11        List mockedList = mock(List.class);12        when(mockedList.add(anyInt())).thenThrow(new RuntimeException("add operation is not supported"));13        mockedList.add(1);14    }15    public void whenAdd_thenThrowException2() {16        List mockedList = mock(List.class);17        Mockito.doThrow(new RuntimeException("add operation is not supported")).when(mockedList).add(anyInt());18        mockedList.add(1);19    }20    public void whenAdd_thenThrowException3() {21        List mockedList = mock(List.class);22        Mockito.doThrow(new RuntimeException("add operation is not supported")).when(mockedList).add(anyInt());23        try {24            mockedList.add(1);25        } catch (RuntimeException e) {26            assertEquals("add operation is not supported", e.getMessage());27        }28    }29}30-> at com.baeldung.mockito.MockitoExceptionHandlingUnitTest.whenAdd_thenThrowException(MockitoExceptionHandlingUnitTest.java:20)31    when(mock.isOk()).thenReturn(true);32    when(mock.isOk()).thenThrow(exception);33    doThrow(exception).when(mock).someVoidMethod();34-> at com.baeldung.mockito.MockitoExceptionHandlingUnitTest.whenAdd_thenThrowException(MockitoExceptionHandlingUnitTest.java:20)35    at org.mockito.exceptions.misusing.UnfinishedStubbingException.create(UnfinishedStubbingException.java:28)36    at org.mockito.internal.stubbing.StubbedInvocationMatcher.getAnswer(StubbedInvocationMatcher.java:34)37    at org.mockito.internal.handler.MockHandlerImpl.handle(MockHandlerImpl.java:91)38    at org.mockito.internal.handler.NullResultGuardian.handle(NullResultGuardian.java:29)39    at org.mockito.internal.handler.InvocationNotifierHandler.handle(InvocationNotifierHandler.java:38)40    at org.mockito.internal.creation.bytebuddy.MockMethodInterceptor.doIntercept(MockMethodInterceptor.java:59)

throwsMessage

Using AI Code Generation

1assertThatThrownBy(() -> { throw new Exception("boom!"); })2    .hasMessage("boom!");3assertThatThrownBy(() -> { throw new Exception("boom!"); })4    .hasMessageMatching("b.*");5assertThatThrownBy(() -> { throw new Exception("boom!"); })6    .hasMessageMatching(Pattern.compile("b.*"));7assertThatThrownBy(() -> { throw new Exception("boom!"); })8    .hasMessageMatching("b.*", "boom!");9assertThatThrownBy(() -> { throw new Exception("boom!"); })10    .hasMessageMatching(Pattern.compile("b.*"), "boom!");11assertThatThrownBy(() -> { throw new Exception("boom!"); })12    .hasMessageMatching("b.*", Pattern.compile("boom!"));13assertThatThrownBy(() -> { throw new Exception("boom!"); })14    .hasMessageMatching(Pattern.compile("b.*"), Pattern.compile("boom!"));15assertThatThrownBy(() -> { throw new Exception("boom!"); })16    .hasMessageMatching("b.*", "boom!", "boom!");17assertThatThrownBy(() -> { throw new Exception("boom!"); })18    .hasMessageMatching(Pattern.compile("b.*"), "boom!", "boom!");19assertThatThrownBy(() -> { throw new Exception("boom!"); })20    .hasMessageMatching("b.*", Pattern.compile("boom!"), "boom!");21assertThatThrownBy(() -> { throw new Exception("boom!"); })22    .hasMessageMatching(Pattern.compile("b.*"), Pattern.compile("boom!"), "boom!");

throwsMessage

Using AI Code Generation

1    [javac]   symbol:   method then()2    [javac]         thenThrownBy(() -> mock.foo()).isInstanceOf(RuntimeException.class);3    [javac]   symbol:   method thenThrownBy(org.mockitoutil.ThrowableAssert.ThrowingCallable)4    [javac]         thenThrownBy(() -> mock.foo()).isInstanceOf(RuntimeException.class);5    [javac]   symbol:   method isInstanceOf(Class<RuntimeException>)6    [javac]         thenThrownBy(() -> mock.foo()).hasMessage("timeout");7    [javac]   symbol:   method thenThrownBy(org.mockitoutil.ThrowableAssert.ThrowingCallable)8    [javac]         thenThrownBy(() -> mock.foo()).hasMessage("timeout");9    [javac]   symbol:   method hasMessage(String)

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