Best Kotest code snippet using io.kotest.matchers.throwable.matchers.resultForThrowable
matchers.kt
Source:matchers.kt
...18 block.invoke(cause!!)19}20fun Throwable.shouldNotHaveCause() = this shouldNot haveCause()21fun haveCause() = object : Matcher<Throwable> {22 override fun test(value: Throwable) = resultForThrowable(value.cause)23}24inline fun <reified T : Throwable> Throwable.shouldHaveCauseInstanceOf() = this should haveCauseInstanceOf<T>()25inline fun <reified T : Throwable> Throwable.shouldNotHaveCauseInstanceOf() = this shouldNot haveCauseInstanceOf<T>()26inline fun <reified T : Throwable> haveCauseInstanceOf() = object : Matcher<Throwable> {27 override fun test(value: Throwable) = when {28 value.cause == null -> resultForThrowable(value.cause)29 else -> MatcherResult(30 value.cause is T,31 "Throwable cause should be of type ${T::class}, but instead got ${value::class}",32 "Throwable cause should be of type ${T::class}"33 )34 }35}36inline fun <reified T : Throwable> Throwable.shouldHaveCauseOfType() = this should haveCauseOfType<T>()37inline fun <reified T : Throwable> Throwable.shouldNotHaveCauseOfType() = this shouldNot haveCauseOfType<T>()38inline fun <reified T : Throwable> haveCauseOfType() = object : Matcher<Throwable> {39 override fun test(value: Throwable) = when (value.cause) {40 null -> resultForThrowable(value.cause)41 else -> MatcherResult(42 value.cause!!::class == T::class,43 "Throwable cause should be of type ${T::class}, but instead got ${value::class}",44 "Throwable cause should be of type ${T::class}"45 )46 }47}48@PublishedApi49internal fun resultForThrowable(value: Throwable?) = MatcherResult(50 value != null,51 "Throwable should have a cause",52 "Throwable should not have a cause"53)...
resultForThrowable
Using AI Code Generation
1resultForThrowable { 1 / 0 } shouldBe 02resultForThrowable { 1 / 0 } shouldBe 13resultForThrowable { 1 / 0 } shouldBe 24resultForThrowable { 1 / 0 } shouldBe 35resultForThrowable { 1 / 0 } shouldBe 46resultForThrowable { 1 / 0 } shouldBe 57resultForThrowable { 1 / 0 } shouldBe 68resultForThrowable { 1 / 0 } shouldBe 79resultForThrowable { 1 / 0 } shouldBe 810resultForThrowable { 1 / 0 } shouldBe 911resultForThrowable { 1 / 0 } shouldBe 1012resultForThrowable { 1 / 0 } shouldBe 1113resultForThrowable { 1 / 0 } shouldBe 1214resultForThrowable { 1 / 0 } shouldBe 1315resultForThrowable { 1 /
resultForThrowable
Using AI Code Generation
1resultForThrowable { throw Exception("exception") } shouldBe "exception"2shouldThrow<Exception> { throw Exception("exception") }.message shouldBe "exception"3shouldThrowAny { throw Exception("exception") }.message shouldBe "exception"4shouldNotThrow { "test" } shouldBe "test"5shouldThrowExactly<Exception> { throw Exception("exception") }.message shouldBe "exception"6shouldThrowAnyOf<Exception, IllegalArgumentException> { throw Exception("exception") }.message shouldBe "exception"7shouldThrowExactlyAnyOf<Exception, IllegalArgumentException> { throw Exception("exception") }.message shouldBe "exception"8shouldThrowAnyOf<Exception, IllegalArgumentException> { throw Exception("exception") }.message shouldBe "exception"9shouldThrowExactlyAnyOf<Exception, IllegalArgumentException> { throw Exception("exception") }.message shouldBe "exception"10shouldThrowAnyOf<Exception, IllegalArgumentException> { throw Exception("exception") }.message shouldBe "exception"11shouldThrowExactlyAnyOf<Exception, IllegalArgumentException> { throw Exception("exception") }.message shouldBe "exception"12shouldThrowAnyOf<Exception, IllegalArgumentException> { throw Exception("exception") }.message shouldBe "exception"
resultForThrowable
Using AI Code Generation
1resultForThrowable { throw Exception("Error") } shouldBeInstanceOf Exception::class2resultForThrowable { throw Exception("Error") } shouldNotBeInstanceOf Exception::class3resultForThrowable { throw Exception("Error") } shouldHaveMessage "Error"4resultForThrowable { throw Exception("Error") } shouldHaveCauseInstanceOf Exception::class5resultForThrowable { throw Exception("Error") } shouldHaveCauseInstanceOf Exception::class6resultForThrowable { throw Exception("Error") } shouldHaveCauseInstanceOf Exception::class7resultForThrowable { throw Exception("Error") } shouldHaveCauseInstanceOf Exception::class8resultForThrowable { throw Exception("Error") } shouldHaveCauseInstanceOf Exception::class9resultForThrowable { throw Exception("Error") } shouldHaveCauseInstanceOf Exception::class10resultForThrowable { throw Exception("Error") } shouldHaveCauseInstanceOf Exception::class11resultForThrowable { throw Exception("Error") } shouldHaveCauseInstanceOf Exception::class12resultForThrowable { throw Exception("Error") } shouldHaveCauseInstanceOf Exception::class13resultForThrowable { throw Exception("Error") } shouldHaveCauseInstanceOf Exception::class
resultForThrowable
Using AI Code Generation
1 resultForThrowable { throw RuntimeException("Hi") } shouldBe "Hi"2 shouldThrow<RuntimeException> { throw RuntimeException("Hi") } shouldBe "Hi"3 shouldThrow<RuntimeException> { throw RuntimeException("Hi") } shouldHaveMessage "Hi"4 shouldThrow<RuntimeException> { throw RuntimeException("Hi") } shouldHaveCause RuntimeException("Hi")5 shouldThrow<RuntimeException> { throw RuntimeException("Hi") } shouldHaveCause RuntimeException("Hi")6 shouldThrow<RuntimeException> { throw RuntimeException("Hi") } shouldHaveCause RuntimeException("Hi")7 shouldThrow<RuntimeException> { throw RuntimeException("Hi") } shouldHaveCause RuntimeException("Hi")8 shouldThrow<RuntimeException> { throw RuntimeException("Hi") } shouldHaveCause RuntimeException("Hi")9 shouldThrow<RuntimeException> { throw RuntimeException("Hi") } shouldHaveCause RuntimeException("Hi")10 shouldThrow<RuntimeException> { throw RuntimeException("Hi") } shouldHaveCause RuntimeException("Hi")11 shouldThrow<RuntimeException> { throw RuntimeException("Hi") } shouldHaveCause RuntimeException("Hi")12 shouldThrow<RuntimeException> { throw RuntimeException("Hi") } shouldHaveCause RuntimeException("Hi")
resultForThrowable
Using AI Code Generation
1resultForThrowable { throw RuntimeException("Hello") } shouldBe RuntimeException("Hello")2resultForThrowable { throw RuntimeException("Hello") } shouldBe RuntimeException("World")3resultForThrowable { throw RuntimeException("Hello") } shouldBe RuntimeException("Hello").withMessage("World")4resultForThrowable { throw RuntimeException("Hello") } shouldBe RuntimeException("Hello").withCause(RuntimeException("World"))5resultForThrowable { throw RuntimeException("Hello") } shouldBe RuntimeException("Hello").withCause(RuntimeException("World")).withMessage("World")6resultForThrowable { throw RuntimeException("Hello") } shouldBe RuntimeException("Hello").withCause(RuntimeException("World")).withMessage("World")7resultForThrowable { throw RuntimeException("Hello") } shouldBe RuntimeException("Hello").withCause(RuntimeException("World")).withMessage("World")8resultForThrowable { throw RuntimeException("Hello") } shouldBe RuntimeException("Hello").withCause(RuntimeException("World")).withMessage("World")9resultForThrowable { throw RuntimeException("Hello") } shouldBe RuntimeException("Hello").withCause(RuntimeException("World")).withMessage("World")10resultForThrowable { throw RuntimeException("Hello") } shouldBe RuntimeException("Hello").withCause(RuntimeException("World")).withMessage("World")11resultForThrowable { throw RuntimeException("Hello") } shouldBe RuntimeException("Hello").withCause(RuntimeException("World
resultForThrowable
Using AI Code Generation
1resultForThrowable { throw RuntimeException( "Exception message" ) } . shouldHaveMessage( "Exception message" )2resultForThrowable { throw RuntimeException( "Exception message" ) } . shouldHaveMessageContaining( "Exception" )3resultForThrowable { throw RuntimeException( "Exception message" ) } . shouldHaveCauseInstanceOf< RuntimeException >()4resultForThrowable { throw RuntimeException( "Exception message" ) } . shouldHaveCause< RuntimeException >()5resultForThrowable { throw RuntimeException( "Exception message" ) } . shouldHaveCauseMessage( "Exception message" )6resultForThrowable { throw RuntimeException( "Exception message" ) } . shouldHaveCauseMessageContaining( "Exception" )7resultForThrowable { throw RuntimeException( "Exception message" ) } . shouldHaveCause( RuntimeException( "Exception message" ) )8resultForThrowable { throw RuntimeException( "Exception message" ) } . shouldHaveCause( RuntimeException( "Exception message" ) ) { cause -> cause . shouldHaveMessage( "Exception message" ) }9resultForThrowable { throw RuntimeException( "Exception message" ) } . shouldHaveCause( RuntimeException( "Exception message" ) ) { cause -> cause . shouldHaveMessage( "Exception message" ) }
resultForThrowable
Using AI Code Generation
1it("should throw exception if the input is not valid") {2shouldThrow<InvalidInputException> {3resultForThrowable { findMax(listOf()) }4}5}6}7}
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.
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Get 100 minutes of automation test minutes FREE!!