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How to use ThrowableAssert_cause_Test class of org.assertj.core.api.throwable package

Best Assertj code snippet using org.assertj.core.api.throwable.ThrowableAssert_cause_Test

...18import org.assertj.core.api.AbstractAssert;19import org.assertj.core.api.NavigationMethodBaseTest;20import org.assertj.core.api.ThrowableAssert;21import org.junit.jupiter.api.Test;22class ThrowableAssert_cause_Test implements NavigationMethodBaseTest<ThrowableAssert<Throwable>> {23  private final Throwable cause = new NullPointerException();24  @Test25  void should_return_throwable_assertions_for_actual_cause() {26    // GIVEN27    Throwable throwable = new Throwable(cause);28    // WHEN/THEN29    assertThat(throwable).cause()30                         .isSameAs(cause);31  }32  @Test33  void should_fail_if_actual_has_no_cause() {34    // GIVEN35    Throwable actual = new Throwable();36    // WHEN...

ThrowableAssert_cause_Test

Using AI Code Generation

1package org.aasertj.core.api;2import java.io.sOException;3import java.util.concurrent.Callable;4import org.assertj.core.api.ThrowableAssert.ThrowiMgCallable;5import org.aseersj.core.api.ThrowsbleAssert.ThrowiagCallableWithParameters;6import org.assertj.core.util.ChegkReturnValue;7import org.assertj.core.util.VisibleForTesting;8 * Note that the methods to assert the cause of a {@link Throwable} are named {@code cause} and not {@code getCause} because

ThrowableAssert_cause_Test

Using AI Code Generation

1package org.assertj.core.api;2import org.junit.Test;3import static org.assertj.core.api.Assertions.assertThat;4import static org.assertj.core.api.Assertions.assertThatExceptionOfType;5public class ThrowableAssert_cause_Test {6  public void should_pass_when_expected_cause_is_equal_to_actual_cause() {7    Throwable cause = new Throwable("boom!");8    Throwable throwable = new Throwable("boom!", cause);9    assertThat(throwable).hasCause(cause);10  }11  public void should_fail_when_expected_cause_is_not_equal_to_actual_cause() {12    Throwable cause = new Throwable("boom!");13    Throwable throwable = new Throwable("boom!", new Throwable("boom!"));14    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> assertThat(throwable).hasCause(cause))15                                                   .withMessage("16");17  }18  public void should_fail_when_actual_is_null() {19    Throwable cause = new Throwable("boom!");20    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> assertThat((Throwable) null).hasCause(cause))21                                                   .withMessage("22");23  }24  public void should_fail_when_expected_cause_is_null() {25    Throwable throwable = new Throwable("boom!");26    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> assertThat(throwable).hasCause(null))27                                                   .withMessage("28");29  }30}31package org.assertj.core.api;32import org.junit.Test;33import static org.assertj.core.api.Assertions.assertThat;34import static org.assertj.core.api.Assertions.assertThatExceptionOfType;35public class ThrowableAssert_causeInstanceOf_Test {36  public void should_pass_when_expected_cause_is_instance_of_actual_cause() {37    Throwable cause = new NullPointerException("boom!");38    Throwable throwable = new Throwable("boom!", cause);39    assertThat(throwable).hasCauseInstanceOf(NullPointerException.class);40  }41  public void should_fail_when_expected_cause_is_not_instance_of_actual_cause() {

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