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

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

Source:Throwables_assertHasCause_Test.java

...50    // no exception thrown51  }52  @SuppressWarnings("unused")53  @ParameterizedTest(name = "{2}: cause = {0} / expected = {1}")54  @MethodSource("failingData")55  void should_fail_if_cause_is_unexpected(final Throwable cause,56                                                 final Throwable expected,57                                                 String testDescription) {58    // GIVEN59    final Throwable throwable = withCause(cause);60    // WHEN61    expectAssertionError(() -> throwables.assertHasCause(INFO, throwable, expected));62    // THEN63    verify(failures).failure(INFO, shouldHaveCause(cause, expected));64  }65  // @format:off66  private static Stream<Arguments> failingData() {67    return Stream.of(Arguments.of(null, new Throwable(), "no actual cause"),68                     Arguments.of(new NullPointerException(), new IllegalArgumentException(), "different cause type"),69                     Arguments.of(new NullPointerException("right"), new NullPointerException("wrong"), "different cause message"),70                     Arguments.of(new NullPointerException(), new NullPointerException("wrong"), "no cause message"),71                     Arguments.of(new IllegalArgumentException("right"), new NullPointerException("wrong"), "different cause type and message"));72  }73  // @format:on74  @Test75  void should_fail_if_expected_cause_is_null() {76    // GIVEN77    final Throwable throwable = withCause(new Throwable());78    final Throwable expected = null;79    // WHEN80    expectAssertionError(() -> throwables.assertHasCause(INFO, throwable, expected));...

failingData

Using AI Code Generation

1@DisplayName("Throwables.assertHasCause")2class Throwables_assertHasCause_Test {3  private static final Throwable CAUSE = new Throwable("cause");4  void should_pass_if_actual_has_expected_cause() {5    Throwable actual = new Throwable("boom", CAUSE);6    throwables.assertHasCause(info, actual, CAUSE);7  }8  void should_fail_if_actual_has_null_cause() {9    Throwable actual = new Throwable("boom");10    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> throwables.assertHasCause(info, actual, CAUSE))11                                                   .withMessage(shouldHaveCause(actual, CAUSE).create());12  }13  void should_fail_if_actual_has_null_cause_and_expected_cause_is_null() {14    Throwable actual = new Throwable("boom");15    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> throwables.assertHasCause(info, actual, null))16                                                   .withMessage(shouldHaveCause(actual, null).create());17  }18  void should_fail_if_actual_has_different_cause() {19    Throwable actual = new Throwable("boom", new Throwable("different"));20    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> throwables.assertHasCause(info, actual, CAUSE))21                                                   .withMessage(shouldHaveCause(actual, CAUSE).create());22  }23  void should_fail_if_actual_has_different_cause_and_expected_cause_is_null() {24    Throwable actual = new Throwable("boom", new Throwable("different"));25    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> throwables.assertHasCause(info, actual, null))26                                                   .withMessage(shouldHaveCause(actual, null).create());27  }28  void should_fail_if_actual_has_the_same_cause_but_not_the_same_instance() {29    Throwable actual = new Throwable("boom", new Throwable("cause"));30    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> throwables.assertHasCause(info, actual, CAUSE))31                                                   .withMessage(shouldHaveCause(actual, CAUSE).create());32  }33  void should_fail_if_actual_is_null() {34    assertThatNullPointerException().isThrownBy(() -> throwables.assertHasCause(info, null, CAUSE))35                                    .withMessage(actualIsNull());36  }

failingData

Using AI Code Generation

1    [javac]     assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> throwables.assertHasCause(info, actual, expectedCause))2    [javac]   symbol:   method assertHasCause(Description,Throwable,Throwable)3    [javac]     verify(failures).failure(info, shouldHaveCause(actual, expectedCause));4    [javac]     assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> throwables.assertHasCause(info, actual, expectedCause))5    [javac]   symbol:   method assertHasCause(Description,Throwable,Throwable)6    [javac]     verify(failures).failure(info, shouldHaveCause(actual, expectedCause));

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