Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use Assertions_assertThatNoException_Test class of org.assertj.core.api package

Best Assertj code snippet using org.assertj.core.api.Assertions_assertThatNoException_Test

Source:Assertions_assertThatNoException_Test.java

...16import static org.assertj.core.error.ShouldNotHaveThrown.shouldNotHaveThrown;17import static org.assertj.core.util.AssertionsUtil.expectAssertionError;18import org.assertj.core.api.ThrowableAssert.ThrowingCallable;19import org.junit.jupiter.api.Test;20class Assertions_assertThatNoException_Test {21  @Test22  void should_fail_when_asserting_no_exception_raised_but_exception_occurs() {23    // GIVEN24    Exception exception = new Exception("boom");25    ThrowingCallable boom = raisingException(exception);26    // WHEN27    AssertionError assertionError = expectAssertionError(() -> assertThatNoException().isThrownBy(boom));28    // THEN29    then(assertionError).hasMessage(shouldNotHaveThrown(exception).create());30  }31  @Test32  void can_use_description_in_error_message() {33    // GIVEN34    ThrowingCallable boom = raisingException(new Exception("boom"));35    // WHEN36    AssertionError assertionError = expectAssertionError(() -> assertThatNoException().as("Test").isThrownBy(boom));37    // THEN38    then(assertionError).hasMessageStartingWith("[Test]");39  }40  @Test41  void error_message_contains_stacktrace() {42    // GIVEN43    ThrowingCallable boom = raisingException(new Exception("boom"));44    // WHEN45    AssertionError assertionError = expectAssertionError(() -> assertThatNoException().isThrownBy(boom));46    // THEN47    then(assertionError).hasMessageContaining("java.lang.Exception: %s", "boom")48                        .hasMessageContaining("at org.assertj.core.api.Assertions_assertThatNoException_Test.error_message_contains_stacktrace");49  }50  private ThrowingCallable raisingException(Exception exception) {51    return () -> {52      throw exception;53    };54  }55}...

Assertions_assertThatNoException_Test

Using AI Code Generation

1import static org.assertj.core.api.Assertions.*;2import org.junit.Test;3public class Assertions_assertThatNoException_Test {4public void assertThatNoException_Test() {5assertThatNoException().isThrownBy(() -> {6throw new Exception();7});8}9}10at org.assertj.core.api.Assertions.assertThatThrownBy(Assertions.java:1220)11at org.assertj.core.api.Assertions.assertThatNoException(Assertions.java:1136)12at org.assertj.core.api.Assertions_assertThatNoException_Test.assertThatNoException_Test(Assertions_assertThatNoException_Test.java:13)13assertThatThrownBy() method is used to assert that code

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.