Join the 1-day Testing & QA Summit featuring 15+ Expert Speakers.Register for FREE! Join TestMu Conference

How to use methodThrowing method of org.assertj.core.api.BDDAssertions_then_Test class

Best Assertj code snippet using org.assertj.core.api.BDDAssertions_then_Test.methodThrowing

Source:BDDAssertions_then_Test.java

...304    and.then(1L).isEqualTo(1L);305  }306  @Test307  void should_build_ThrowableTypeAssert_with_throwable_thrown() {308    thenExceptionOfType(Throwable.class).isThrownBy(() -> methodThrowing(new Throwable("boom")))309                                        .withMessage("boom");310  }311  @Test312  void should_build_NotThrownAssert_with_throwable_not_thrown() {313    thenNoException().isThrownBy(() -> methodNotThrowing());314  }315  @Test316  void should_build_ThrowableTypeAssert_with_NullPointerException_thrown() {317    thenNullPointerException().isThrownBy(() -> methodThrowing(new NullPointerException("something was wrong")))318                              .withMessage("something was wrong");319  }320  @Test321  void should_build_ThrowableTypeAssert_with_IllegalArgumentException_thrown() {322    thenIllegalArgumentException().isThrownBy(() -> methodThrowing(new IllegalArgumentException("something was wrong")))323                                  .withMessage("something was wrong");324  }325  @Test326  void should_build_ThrowableTypeAssert_with_IllegalStateException_thrown() {327    thenIllegalStateException().isThrownBy(() -> methodThrowing(new IllegalStateException("something was wrong")))328                               .withMessage("something was wrong");329  }330  @Test331  void should_build_ThrowableTypeAssert_with_IOException_thrown() {332    thenIOException().isThrownBy(() -> methodThrowing(new IOException("something was wrong")))333                     .withMessage("something was wrong");334  }335  private static void methodThrowing(Throwable throwable) throws Throwable {336    throw throwable;337  }338  private static void methodNotThrowing() {}339}...

methodThrowing

Using AI Code Generation

1public class BDDAssertions_then_Test {2    public void should_return_throwable_assertion_instance() {3        BDDAssertions_then_Test.MethodThrowing methodThrowing = new BDDAssertions_then_Test.MethodThrowing();4        ThrowableAssert.ThrowingCallable throwingCallable = methodThrowing.methodThrowing();5        then(throwingCallable).isNotNull();6    }7    private class MethodThrowing {8        public ThrowableAssert.ThrowingCallable methodThrowing() {9            return () -> {10                throw new Exception("exception");11            };12        }13    }14}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.