How to use catchThrowable method of com.sksamuel.kotest.throwablehandling.FooRuntimeException class

Best Kotest code snippet using com.sksamuel.kotest.throwablehandling.FooRuntimeException.catchThrowable

CovariantThrowableHandlingTest.kt

Source:CovariantThrowableHandlingTest.kt Github

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...128 }129 "Should not throw an exception" - {130 "When no exception is thrown" {131 onShouldNotThrowMatcher<ParentException> { shouldNotThrowMatcher ->132 val thrown = catchThrowable {133 shouldNotThrowMatcher { /* Nothing thrown */ }134 }135 thrown shouldBe null136 }137 }138 }139 }140 "should throw with message" - {141 "When the correct exception is thrown, but the message is wrong" {142 onShouldThrowWithMessageMatcher<Exception>("foo") { shouldThrowMatcher ->143 verifyThrowsWrongExceptionMessage("foo", "bar") {144 shouldThrowMatcher { throw Exception("bar") }145 }146 }147 }148 "Exception class type should have priority in assertion" {149 val instanceToThrow = Exception("foo")150 runCatching {151 shouldThrowWithMessage<RuntimeException>("bar") {152 throw instanceToThrow153 }154 }155 .exceptionOrNull() shouldBe AssertionError("Expected exception java.lang.RuntimeException but a Exception was thrown instead.")156 }157 }158 }159 private fun <T> onShouldThrowWithMessageMatcher(message: String, func: (ShouldThrowMatcher<T>) -> Unit) {160 func { shouldThrowUnitWithMessage(message, it) }161 func { shouldThrowWithMessage(message, it) }162 }163 private inline fun <reified T : Throwable> onShouldThrowMatcher(func: (ShouldThrowMatcher<T>) -> Unit) {164 func(::shouldThrowUnit)165 func { shouldThrow(it) }166 }167 private fun verifyNoExceptionThrownError(expectedClass: KClass<*>, block: () -> Unit) {168 val throwable = catchThrowable(block)169 throwable.shouldBeInstanceOf<AssertionError>()170 throwable.message shouldBe "Expected exception ${expectedClass.qualifiedName} but no exception was thrown."171 }172 private fun verifyThrowsAssertionErrorInstance(assertionErrorInstance: AssertionError, block: () -> Unit) {173 val throwable = catchThrowable(block)174 (throwable === assertionErrorInstance).shouldBeTrue()175 }176 private fun verifyThrowsWrongExceptionClass(177 thrownInstance: Throwable,178 expectedClass: KClass<*>,179 incorrectClass: KClass<*>,180 block: () -> Unit181 ) {182 val throwable = catchThrowable(block)183 throwable.shouldBeInstanceOf<AssertionError>()184 throwable.message shouldBe "Expected exception ${expectedClass.qualifiedName} but a ${incorrectClass.simpleName} was thrown instead."185 (throwable.cause === thrownInstance).shouldBeTrue()186 }187 private fun verifyThrowsWrongExceptionMessage(188 expectedMessage: String,189 actualMessage: String,190 block: () -> Unit191 ) {192 val throwable = catchThrowable(block)193 throwable.shouldBeInstanceOf<AssertionError>()194 throwable.message shouldBe "Expected exception message $expectedMessage but was $actualMessage instead."195 }196 private fun verifyReturnsExactly(thrownException: Throwable, block: () -> Any?) {197 val actualReturn = block()198 (thrownException === actualReturn).shouldBeTrue()199 }200 private inline fun <reified T : Throwable> onShouldNotThrowMatcher(func: (ShouldNotThrowMatcher<T>) -> Unit) {201 func { shouldNotThrowUnit<T> { it() } }202 func { shouldNotThrow<T>(it) }203 }204 private fun verifyThrowsAssertionWrapping(exception: Throwable, block: () -> Unit) {205 val thrown = catchThrowable(block)206 thrown.shouldBeInstanceOf<AssertionError>()207 thrown.message shouldBe "No exception expected, but a ${exception::class.simpleName} was thrown."208 thrown.cause shouldBeSameInstanceAs exception209 }210 private fun verifyThrowsExactly(exception: Throwable, block: () -> Unit) {211 val thrown = catchThrowable(block)212 thrown shouldBeSameInstanceAs exception213 }214}215private typealias ShouldThrowMatcher<T> = (() -> Unit) -> T216private typealias ShouldNotThrowMatcher<T> = (() -> Unit) -> Unit...

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StrictThrowableHandlingTest.kt

Source:StrictThrowableHandlingTest.kt Github

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...126 func(::shouldThrowExactlyUnit)127 func { shouldThrowExactly(it) }128 }129 private fun verifyNoExceptionThrownError(expectedClass: KClass<*>, block: () -> Unit) {130 val throwable = catchThrowable(block)131 throwable.shouldBeInstanceOf<AssertionError>()132 throwable.message shouldBe "Expected exception ${expectedClass.qualifiedName} but no exception was thrown."133 }134 private fun verifyThrowsAssertionErrorInstance(assertionErrorInstance: AssertionError, block: () -> Unit) {135 val throwable = catchThrowable(block)136 (throwable === assertionErrorInstance).shouldBeTrue()137 }138 private fun verifyThrowsWrongExceptionClass(thrownInstance: Throwable, expectedClass: KClass<*>, incorrectClass: KClass<*>, block: () -> Unit) {139 val throwable = catchThrowable(block)140 throwable.shouldBeInstanceOf<AssertionError>()141 throwable.message shouldBe "Expected exception ${expectedClass.qualifiedName} but a ${incorrectClass.simpleName} was thrown instead."142 (throwable.cause === thrownInstance).shouldBeTrue()143 }144 private fun verifyReturnsExactly(thrownException: Throwable, block: () -> Any?) {145 val actualReturn = block()146 (thrownException === actualReturn).shouldBeTrue()147 }148 private inline fun <reified T : Throwable> onShouldNotThrowExactlyMatcher(func: (ShouldNotThrowExactlyMatcher) -> Unit) {149 func { shouldNotThrowExactly<T>(it) }150 func { shouldNotThrowExactlyUnit<T>(it) }151 }152 private fun verifyThrowsAssertionWrapping(thrownException: FooRuntimeException, block: () -> Unit) {153 val thrown = catchThrowable(block)154 thrown!!.shouldBeInstanceOf<AssertionError>()155 thrown.message shouldBe "No exception expected, but a FooRuntimeException was thrown."156 thrown.cause shouldBeSameInstanceAs thrownException157 }158 private fun verifyThrowsExactly(thrownException: Throwable, block: () -> Unit) {159 catchThrowable(block).shouldBeSameInstanceAs(thrownException)160 }161 private fun verifyNoErrorIsThrown(block: () -> Unit) {162 block()163 }164}165private typealias ShouldThrowExactlyMatcher<T> = (() -> Unit) -> T166private typealias ShouldNotThrowExactlyMatcher = (() -> Unit) -> Unit...

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AnyThrowableHandlingTest.kt

Source:AnyThrowableHandlingTest.kt Github

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...53 func(::shouldThrowAny)54 func(::shouldThrowAnyUnit)55 }56 private fun verifyThrowsNoExceptionError(block: () -> Unit) {57 val thrown = catchThrowable(block)58 thrown.shouldBeInstanceOf<AssertionError>()59 thrown.message shouldBe "Expected a throwable, but nothing was thrown."60 }61 private fun verifyReturnsExactly(thrownInstance: Throwable, block: () -> Any?) {62 val actualReturn = block()63 (actualReturn === thrownInstance).shouldBeTrue()64 }65 private inline fun onShouldNotThrowAnyMatcher(func: (ShouldNotThrowAnyMatcher) -> Unit) {66 func(::shouldNotThrowAny)67 func(::shouldNotThrowAnyUnit)68 }69 private fun verifyThrowsAssertionWrapping(throwable: Throwable, block: () -> Any?) {70 val thrownException = catchThrowable(block)71 thrownException.shouldBeInstanceOf<AssertionError>()72 thrownException.message shouldBe "No exception expected, but a ${throwable::class.simpleName} was thrown."73 thrownException.cause shouldBeSameInstanceAs throwable74 }75 private fun verifyNoErrorIsThrown(block: () -> Unit) {76 catchThrowable(block) shouldBe null77 }78}79private typealias ShouldThrowAnyMatcher = (() -> Unit) -> Throwable80private typealias ShouldNotThrowAnyMatcher = (() -> Unit) -> Unit...

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ThrowableHandlingScenarioHelpers.kt

Source:ThrowableHandlingScenarioHelpers.kt Github

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1package com.sksamuel.kotest.throwablehandling2class FooRuntimeException : RuntimeException()3open class ParentException : Throwable()4class SubException : ParentException()5fun catchThrowable(block: () -> Any?): Throwable? {6 return try {7 block()8 null9 } catch (t: Throwable) { t }10}...

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catchThrowable

Using AI Code Generation

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1import com.sksamuel.kotest.throwablehandling.FooRuntimeException2import io.kotest.core.spec.style.StringSpec3import io.kotest.matchers.shouldBe4import io.kotest.assertions.throwablehandling.catchThrowable5class FooRuntimeExceptionTest : StringSpec({6"this test will pass" {7val fooRuntimeException = FooRuntimeException()8val result = catchThrowable { fooRuntimeException.throwFooRuntimeException() }9}10})11import com.sksamuel.kotest.throwablehandling.BarRuntimeException12import io.kotest.core.spec.style.StringSpec13import io.kotest.matchers.shouldBe14import io.kotest.assertions.throwablehandling.catchThrowable15class BarRuntimeExceptionTest : StringSpec({16"this test will fail" {17val barRuntimeException = BarRuntimeException()18val result = catchThrowable { barRuntimeException.throwBarRuntimeException() }19}20})

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catchThrowable

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1val fooRuntimeException = catchThrowable { throw FooRuntimeException() }2val barRuntimeException = catchThrowable { throw BarRuntimeException() }3val fooException = catchThrowable { throw FooException() }4val barException = catchThrowable { throw BarException() }5val fooError = catchThrowable { throw FooError() }6val barError = catchThrowable { throw BarError() }7val fooThrowable = catchThrowable { throw FooThrowable() }8val barThrowable = catchThrowable { throw BarThrowable() }9val fooThrowable = catchThrowable { throw FooThrowable() }10val barThrowable = catchThrowable { throw BarThrowable() }11val fooThrowable = catchThrowable { throw FooThrowable() }12val barThrowable = catchThrowable { throw BarThrowable() }13val fooThrowable = catchThrowable { throw FooThrowable() }14val barThrowable = catchThrowable { throw BarThrowable() }15val fooThrowable = catchThrowable { throw FooThrowable() }

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catchThrowable

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1catchThrowable { foo() } shouldThrow FooRuntimeException::class2catchThrowable { foo() } shouldThrow BarRuntimeException::class3catchThrowable { foo() } shouldNotThrow FooRuntimeException::class4catchThrowable { foo() } shouldNotThrow BarRuntimeException::class5catchThrowable { foo() } shouldNotThrow FooRuntimeException::class6catchThrowable { foo() } shouldNotThrow BarRuntimeException::class7catchThrowable { foo() } shouldNotThrow FooRuntimeException::class8catchThrowable { foo() } shouldNotThrow BarRuntimeException::class9catchThrowable { foo() } shouldNotThrow FooRuntimeException::class10catchThrowable { foo() } shouldNotThrow BarRuntimeException::class11catchThrowable { foo() } shouldNotThrow FooRuntimeException::class12catchThrowable { foo() } shouldNotThrow BarRuntimeException::class13catchThrowable { foo() } shouldNotThrow FooRuntimeException::class14catchThrowable { foo() } shouldNotThrow BarRuntimeException::class

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catchThrowable

Using AI Code Generation

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1val fooRuntimeException = FooRuntimeException()2val thrown = catchThrowable { fooRuntimeException.throwFooRuntimeException() }3val barRuntimeException = BarRuntimeException()4val thrown = catchThrowable { barRuntimeException.throwBarRuntimeException() }5val bazRuntimeException = BazRuntimeException()6val thrown = catchThrowable { bazRuntimeException.throwBazRuntimeException() }7val quxRuntimeException = QuxRuntimeException()8val thrown = catchThrowable { quxRuntimeException.throwQuxRuntimeException() }9val quuxRuntimeException = QuuxRuntimeException()10val thrown = catchThrowable { quuxRuntimeException.throwQuuxRuntimeException() }11val corgeRuntimeException = CorgeRuntimeException()12val thrown = catchThrowable { corgeRuntimeException.throwCorgeRuntimeException() }13val garplyRuntimeException = GarplyRuntimeException()14val thrown = catchThrowable { garplyRuntimeException.throwGarplyRuntimeException() }15val waldoRuntimeException = WaldoRuntimeException()16val thrown = catchThrowable { waldoRuntimeException.throwWaldoRuntimeException() }17val fredRuntimeException = FredRuntimeException()18val thrown = catchThrowable { fredRuntimeException.throwFredRuntimeException() }19val plughRuntimeException = PlughRuntimeException()20val thrown = catchThrowable { plughRuntimeException.throwPlughRuntimeException() }21val xyzzyRuntimeException = XyzzyRuntimeException()22val thrown = catchThrowable { xyzzyRuntimeException.throwXyzzyRuntimeException() }

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catchThrowable

Using AI Code Generation

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1 val result = catchThrowable { throw FooRuntimeException("foo") }2 val result = assertThrows<FooRuntimeException> { throw FooRuntimeException("foo") }3 val result = catchThrowableOfType<FooRuntimeException> { throw FooRuntimeException("foo") }4 val result = catchThrowableOfType<FooRuntimeException> { throw FooRuntimeException("foo") }5 val result = catchThrowableOfType<FooRuntimeException> { throw FooRuntimeException("foo") }6 val result = catchThrowableOfType<FooRuntimeException> { throw FooRuntimeException("foo") }7 val result = catchThrowableOfType<FooRuntimeException> { throw FooRuntimeException("foo") }8 val result = catchThrowableOfType<FooRuntimeException> { throw FooRuntimeException("foo") }9 val result = catchThrowableOfType<FooRuntimeException> { throw FooRuntimeException("foo") }10 val result = catchThrowableOfType<FooRuntimeException> { throw FooRuntimeException("foo") }

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