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How to use failingData method of org.assertj.core.internal.throwables.Throwables_assertHasCauseReference_Test class

Best Assertj code snippet using org.assertj.core.internal.throwables.Throwables_assertHasCauseReference_Test.failingData

Source:Throwables_assertHasCauseReference_Test.java

...47    // no exception thrown48  }49  @SuppressWarnings("unused")50  @ParameterizedTest(name = "{2}: cause = {0} / expected = {1}")51  @MethodSource("failingData")52  void should_fail_if_cause_is_not_same_as_expected(final Throwable cause,53                                                           final Throwable expected,54                                                           String testDescription) {55    // GIVEN56    final Throwable throwable = withCause(cause);57    // WHEN58    expectAssertionError(() -> throwables.assertHasCauseReference(INFO, throwable, expected));59    // THEN60    verify(failures).failure(INFO, shouldHaveCauseReference(cause, expected));61  }62  private static Stream<Arguments> failingData() {63    return Stream.of(Arguments.of(null, new Throwable(), "no actual cause"),64                     Arguments.of(new Throwable(), new Throwable(), "same type different instance"),65                     Arguments.of(new Throwable(), null, "expecting null cause"),66                     Arguments.of(new IllegalArgumentException(), new IndexOutOfBoundsException(), "different types"));67  }68  @Test69  void should_fail_if_actual_is_null() {70    // GIVEN71    final Throwable throwable = null;72    final Throwable cause = new Throwable();73    // WHEN74    AssertionError actual = expectAssertionError(() -> throwables.assertHasCauseReference(INFO, throwable, cause));75    // THEN76    assertThat(actual).hasMessage(actualIsNull());...

failingData

Using AI Code Generation

1package org.assertj.core.internal.throwables;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.error.ShouldHaveCause.shouldHaveCause;4import static org.assertj.core.test.TestData.someInfo;5import static org.assertj.core.util.FailureMessages.actualIsNull;6import static org.assertj.core.util.Throwables.getStackTrace;7import static org.mockito.Mockito.verify;8import org.assertj.core.api.AssertionInfo;9import org.assertj.core.internal.ThrowablesBaseTest;10import org.junit.Test;11public class Throwables_assertHasCauseReference_Test extends ThrowablesBaseTest {12  public void should_pass_if_cause_is_the_same_instance() {13    Throwable cause = new NullPointerException();14    Throwable throwable = new Throwable(cause);15    throwables.assertHasCauseReference(someInfo(), throwable, cause);16  }17  public void should_fail_if_actual_is_null() {18    thrown.expectAssertionError(actualIsNull());19    throwables.assertHasCauseReference(someInfo(), null, new NullPointerException());20  }21  public void should_fail_if_cause_is_null() {22    AssertionInfo info = someInfo();23    Throwable throwable = new Throwable();24    try {25      throwables.assertHasCauseReference(info, throwable, null);26    } catch (AssertionError err) {27      verify(failures).failure(info, shouldHaveCause(throwable, null));28      return;29    }30    throw expectedAssertionErrorNotThrown();31  }32  public void should_fail_if_cause_is_not_the_same_instance() {33    AssertionInfo info = someInfo();34    Throwable cause = new NullPointerException();35    Throwable throwable = new Throwable(cause);36    try {37      throwables.assertHasCauseReference(info, throwable, new NullPointerException());38    } catch (AssertionError err) {39      verify(failures).failure(info, shouldHaveCause(throwable, cause));40      return;41    }42    throw expectedAssertionErrorNotThrown();43  }44  public void should_fail_if_cause_is_not_the_same_instance_with_message() {45    AssertionInfo info = someInfo();46    Throwable cause = new NullPointerException("message");47    Throwable throwable = new Throwable(cause);48    try {49      throwables.assertHasCauseReference(info, throwable, new NullPointerException("message"));50    } catch (AssertionError err) {51      verify(failures).failure(info, shouldHaveCause(throwable, cause));52      return;53    }54    throw expectedAssertionErrorNotThrown();

failingData

Using AI Code Generation

1public class Throwables_assertHasCauseReference_Test extends ThrowablesBaseTest {2  private static final Throwable CAUSE = new Throwable("cause");3  private static final Throwable OTHER_CAUSE = new Throwable("other cause");4  public static Object[][] failingData() {5    return new Object[][] {6      { new Throwable(), null },7      { new Throwable(CAUSE), null },8      { new Throwable(), OTHER_CAUSE },9      { new Throwable(CAUSE), OTHER_CAUSE }10    };11  }12  @Test(dataProvider = "failingData")13  public void should_fail_if_actual_has_no_cause_and_expected_cause_is_not_null(Throwable actual, Throwable expectedCause) {14    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> throwables.assertHasCauseReference(someInfo(), actual, expectedCause))15                                                   .withMessage(shouldHaveCause(actual, expectedCause).create());16  }17}

failingData

Using AI Code Generation

1public void should_fail_if_actual_does_not_have_the_expected_cause() {2  AssertionInfo info = someInfo();3  Throwable cause = new NullPointerException("something");4  Throwable actual = new IllegalArgumentException("something else", cause);5  try {6    throwables.assertHasCauseReference(info, actual, cause);7  } catch (AssertionError e) {8    verify(failures).failure(info, shouldHaveCause(actual, cause));9    return;10  }11  failBecauseExpectedAssertionErrorWasNotThrown();12}13@DisplayName("should pass if actual has a cause reference to the expected cause")14public void should_pass_if_actual_has_a_cause_reference_to_the_expected_cause() {15  Throwable cause = new NullPointerException("something");16  Throwable actual = new IllegalArgumentException("something else", cause);17  throwables.assertHasCauseReference(someInfo(), actual, cause);18}19@DisplayName("should fail if actual does not have a cause")20public void should_fail_if_actual_does_not_have_a_cause() {21  AssertionInfo info = someInfo();22  Throwable actual = new IllegalArgumentException("something else");23  try {24    throwables.assertHasCauseReference(info, actual, new NullPointerException("something"));25  } catch (AssertionError e) {26    verify(failures).failure(info, shouldHaveCause(actual, new NullPointerException("something")));27    return;28  }29  failBecauseExpectedAssertionErrorWasNotThrown();30}31@DisplayName("should fail if actual is null")32public void should_fail_if_actual_is_null() {33  Throwable cause = new NullPointerException("something");34  expectAssertionError(() -> throwables.assertHasCauseReference(someInfo(), null, cause));35}36@DisplayName("should fail if cause is null")37public void should_fail_if_cause_is_null() {38  Throwable actual = new IllegalArgumentException("something else", new NullPointerException("something"));39  expectAssertionError(() -> throwables.assertHasCauseReference(someInfo(), actual, null));40}41@DisplayName("should fail if actual and cause are null")42public void should_fail_if_actual_and_cause_are_null() {43  expectAssertionError(() -> throwables.assertHasCauseReference(someInfo(), null, null));44}45@DisplayName("should fail if actual has a cause reference to another cause")46public void should_fail_if_actual_has_a_cause_reference_to_another_cause() {47  AssertionInfo info = someInfo();48  Throwable cause = new NullPointerException("something");

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