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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

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