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How to use assertHasRootCauseExactlyInstanceOf method of org.assertj.core.internal.Throwables class

Best Assertj code snippet using org.assertj.core.internal.Throwables.assertHasRootCauseExactlyInstanceOf

Source:Throwables_assertHasRootCauseExactlyInstanceOf_Test.java

...21import org.junit.jupiter.api.Test;22import org.mockito.Mockito;23/**24 * Tests for25 * {@link org.assertj.core.internal.Throwables#assertHasRootCauseExactlyInstanceOf(org.assertj.core.api.AssertionInfo, Throwable, Class)}26 * .27 *28 * @author Jean-Christophe Gay29 */30public class Throwables_assertHasRootCauseExactlyInstanceOf_Test extends ThrowablesBaseTest {31    private Throwable throwableWithCause = new Throwable(new Exception(new IllegalArgumentException()));32    @Test33    public void should_pass_if_root_cause_is_exactly_instance_of_expected_type() {34        throwables.assertHasRootCauseExactlyInstanceOf(TestData.someInfo(), throwableWithCause, IllegalArgumentException.class);35    }36    @Test37    public void should_fail_if_actual_is_null() {38        Assertions.assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> throwables.assertHasRootCauseExactlyInstanceOf(someInfo(), null, .class)).withMessage(FailureMessages.actualIsNull());39    }40    @Test41    public void should_throw_NullPointerException_if_given_type_is_null() {42        Assertions.assertThatNullPointerException().isThrownBy(() -> throwables.assertHasRootCauseExactlyInstanceOf(someInfo(), throwableWithCause, null)).withMessage("The given type should not be null");43    }44    @Test45    public void should_fail_if_actual_has_no_cause() {46        AssertionInfo info = TestData.someInfo();47        Class<NullPointerException> expectedCauseType = NullPointerException.class;48        try {49            throwables.assertHasRootCauseExactlyInstanceOf(info, ThrowablesBaseTest.actual, expectedCauseType);50        } catch (AssertionError err) {51            Mockito.verify(failures).failure(info, ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(ThrowablesBaseTest.actual, expectedCauseType));52            return;53        }54        TestFailures.failBecauseExpectedAssertionErrorWasNotThrown();55    }56    @Test57    public void should_fail_if_root_cause_is_not_instance_of_expected_type() {58        AssertionInfo info = TestData.someInfo();59        Class<NullPointerException> expectedCauseType = NullPointerException.class;60        try {61            throwables.assertHasRootCauseExactlyInstanceOf(info, throwableWithCause, expectedCauseType);62        } catch (AssertionError err) {63            Mockito.verify(failures).failure(info, ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(throwableWithCause, expectedCauseType));64            return;65        }66        TestFailures.failBecauseExpectedAssertionErrorWasNotThrown();67    }68    @Test69    public void should_fail_if_cause_is_not_exactly_instance_of_expected_type() {70        AssertionInfo info = TestData.someInfo();71        Class<RuntimeException> expectedCauseType = RuntimeException.class;72        try {73            throwables.assertHasRootCauseExactlyInstanceOf(info, throwableWithCause, expectedCauseType);74        } catch (AssertionError err) {75            Mockito.verify(failures).failure(info, ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(throwableWithCause, expectedCauseType));76            return;77        }78        TestFailures.failBecauseExpectedAssertionErrorWasNotThrown();79    }80}...

assertHasRootCauseExactlyInstanceOf

Using AI Code Generation

1public class Throwables_assertHasRootCauseExactlyInstanceOf_Test extends ThrowablesBaseTest {2  public void should_pass_if_root_cause_is_exactly_instance_of_expected_type() {3    throwables.assertHasRootCauseExactlyInstanceOf(someInfo(), new Throwable(new NullPointerException()), NullPointerException.class);4  }5  public void should_fail_if_root_cause_is_not_exactly_instance_of_expected_type() {6    AssertionError error = expectAssertionError(() -> throwables.assertHasRootCauseExactlyInstanceOf(someInfo(), new Throwable(new Exception()), NullPointerException.class));7    assertThat(error).hasMessage(shouldHaveRootCauseExactlyInstance(new Exception(), NullPointerException.class).create());8  }9  public void should_fail_if_root_cause_is_null() {10    AssertionError error = expectAssertionError(() -> throwables.assertHasRootCauseExactlyInstanceOf(someInfo(), new Throwable(null), NullPointerException.class));11    assertThat(error).hasMessage(shouldHaveRootCauseExactlyInstance(null, NullPointerException.class).create());12  }13  public void should_fail_if_actual_is_null() {14    expectException(IllegalArgumentException.class, actualIsNull());15    throwables.assertHasRootCauseExactlyInstanceOf(someInfo(), null, NullPointerException.class);16  }17  public void should_fail_if_expected_type_is_null() {18    expectException(NullPointerException.class, "The expected type should not be null");19    throwables.assertHasRootCauseExactlyInstanceOf(someInfo(), new Throwable(new NullPointerException()), null);20  }21}

assertHasRootCauseExactlyInstanceOf

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.api.ThrowableAssert.ThrowingCallable;3import org.assertj.core.api.ThrowableAssertAlternative;4import org.assertj.core.util.Throwables;5import org.junit.Test;6public class AssertHasRootCauseExactlyInstanceOfTest {7  public void test() {8    ThrowingCallable throwingCallable = () -> {9      throw new IllegalArgumentException("test", new IllegalStateException("cause"));10    };11    ThrowableAssertAlternative<Throwable> throwableAssertAlternative = Assertions.assertThatThrownBy(throwingCallable);12    throwableAssertAlternative.hasRootCauseExactlyInstanceOf(IllegalStateException.class);13  }14}15at org.junit.Assert.assertEquals(Assert.java:115)16at org.junit.Assert.assertEquals(Assert.java:144)17at org.assertj.core.api.ThrowableAssertAlternative.hasRootCauseExactlyInstanceOf(ThrowableAssertAlternative.java:509)18at org.assertj.core.api.ThrowableAssertAlternative.hasRootCauseExactlyInstanceOf(ThrowableAssertAlternative.java:521)19at org.assertj.core.api.ThrowableAssertAlternative.hasRootCauseExactlyInstanceOf(ThrowableAssertAlternative.java:49)20at AssertHasRootCauseExactlyInstanceOfTest.test(AssertHasRootCauseExactlyInstanceOfTest.java:20)21at org.junit.Assert.assertEquals(Assert.java:115)22at org.junit.Assert.assertEquals(Assert.java:144)23at org.assertj.core.api.ThrowableAssertAlternative.hasRootCauseExactlyInstanceOf(ThrowableAssertAlternative.java:509)24at org.assertj.core.api.ThrowableAssertAlternative.hasRootCauseExactlyInstanceOf(ThrowableAssertAlternative.java:521)25at org.assertj.core.api.ThrowableAssertAlternative.hasRootCauseExactlyInstanceOf(ThrowableAssertAlternative.java:49)26at AssertHasRootCauseExactlyInstanceOfTest.test(AssertHasRootCauseExactlyInstanceOfTest.java:20)27at org.junit.Assert.assertEquals(Assert

assertHasRootCauseExactlyInstanceOf

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.api.ThrowableAssert.ThrowingCallable;3import org.assertj.core.api.ThrowableAssertAlternative;4import org.assertj.core.internal.Throwables;5import org.junit.Test;6public class AssertHasRootCauseExactlyInstanceOfTest {7    public void testAssertHasRootCauseExactlyInstanceOf() {8        final Throwables throwables = new Throwables();9        final ThrowableAssertAlternative<Throwable> throwableAssertAlternative = Assertions.assertThat(new Throwable(new Throwable(new Throwable(new Throwable(n

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