How to use shouldNotThrow method of io.kotest.assertions.throwables.CovariantThrowableHandling class

Best Kotest code snippet using io.kotest.assertions.throwables.CovariantThrowableHandling.shouldNotThrow

shouldNotThrow

Using AI Code Generation

1class  CovariantThrowableHandling {2     fun  shouldNotThrow(block:  () ->  Unit) {3         try  {4            block()5        }  catch  (t: Throwable) {6             throw  AssertionFailedError( "Expected no exception, but found $t" )7        }8    }9}10class  CovariantThrowableHandling {11     fun  shouldThrow(block:  () ->  Unit) {12         try  {13            block()14             throw  AssertionFailedError( "Expected exception, but found none" )15        }  catch  (t: Throwable) {16        }17    }18}19class  CovariantThrowableHandling {20     fun  <T : Throwable> shouldThrow(block:  () ->  Unit, clazz: KClass<T>): T {21         try  {22            block()23             throw  AssertionFailedError( "Expected exception $clazz, but found none" )24        }  catch  (t: Throwable) {25             if  (clazz.isInstance(t)) {26                 return  clazz.cast(t)27            }  else  {28                 throw  AssertionFailedError( "Expected exception $clazz, but found $t" )29            }30        }31    }32}33class  CovariantThrowableHandling {34     fun  <T : Throwable> shouldThrow(block:  () ->  Unit, clazz: KClass<T>, message: String): T {35         try  {36            block()37             throw  AssertionFailedError( "Expected exception $clazz, but found none" )38        }  catch  (t: Throwable) {39             if  (clazz.isInstance(t)) {40                 if  (actual != message) {41                     throw  AssertionFailedError( "Expected exception with message \"$message\", but found \"$actual\"" )42                }43                 return  clazz.cast(t)44            }  else  {45                 throw  AssertionFailedError( "Expected exception $clazz, but found $t" )46            }47        }48    }49}

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.