How to use verifyReturnsExactly method of com.sksamuel.kotest.throwablehandling.StrictThrowableHandlingTest class

Best Kotest code snippet using com.sksamuel.kotest.throwablehandling.StrictThrowableHandlingTest.verifyReturnsExactly

StrictThrowableHandlingTest.kt

Source:StrictThrowableHandlingTest.kt

...58      "Should return the thrown exception" - {59        "When an exception is thrown, and it's exactly the right class" {60          val thrownException = FooRuntimeException()61          onShouldThrowExactlyMatcher<FooRuntimeException> { shouldThrowExactlyMatcher ->62            verifyReturnsExactly(thrownException) {63              shouldThrowExactlyMatcher { throw thrownException }64            }65          }66        }67        "When an AssertionError is thrown, and it's exactly the right class" {68          val thrownException = AssertionError()69          onShouldThrowExactlyMatcher<AssertionError> { shouldThrowExactlyMatcher ->70            verifyReturnsExactly(thrownException) {71              shouldThrowExactlyMatcher { throw thrownException }72            }73          }74        }75      }76    }77    "Should not throw exactly" - {78      "Should throw an assertion error wrapping the thrown exception" - {79        "When the exact class is thrown" {80          val thrownException = FooRuntimeException()81          onShouldNotThrowExactlyMatcher<FooRuntimeException> { shouldNotThrowExactlyMatcher ->82            verifyThrowsAssertionWrapping(thrownException) {83              shouldNotThrowExactlyMatcher { throw thrownException }84            }85          }86        }87      }88      "Should throw the thrown exception" - {89        "When it's a subclass of the expected type" {90          val thrownException = SubException()91          onShouldNotThrowExactlyMatcher<ParentException> { shouldNotThrowExactlyMatcher ->92            verifyThrowsExactly(thrownException) {93              shouldNotThrowExactlyMatcher { throw thrownException }94            }95          }96        }97        "When it's a super class of the expected type" {98          val thrownException = ParentException()99          onShouldNotThrowExactlyMatcher<SubException> { shouldNotThrowExactlyMatcher ->100            verifyThrowsExactly(thrownException) {101              shouldNotThrowExactlyMatcher { throw thrownException }102            }103          }104        }105        "When it's unrelated to the expected type" {106          val thrownException = FooRuntimeException()107          onShouldNotThrowExactlyMatcher<ParentException> { shouldNotThrowExactlyMatcher ->108            verifyThrowsExactly(thrownException) {109              shouldNotThrowExactlyMatcher { throw thrownException }110            }111          }112        }113      }114      "Should not throw anything" - {115        "When nothing is thrown" {116          onShouldNotThrowExactlyMatcher<FooRuntimeException> { shouldNotThrowExactlyMatcher ->117            verifyNoErrorIsThrown {118              shouldNotThrowExactlyMatcher { /* Success */ }119            }120          }121        }122      }123    }124  }125  private inline fun <reified T : Throwable> onShouldThrowExactlyMatcher(func: (ShouldThrowExactlyMatcher<T>) -> Unit) {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) {...

verifyReturnsExactly

Using AI Code Generation

1verifyReturnsExactly(2) { throw RuntimeException() }2verifyReturnsExactly(2) { throw RuntimeException() }3verifyReturnsExactly(2) { throw RuntimeException() }4verifyReturnsExactly(2) { throw RuntimeException() }5verifyReturnsExactly(2) { throw RuntimeException() }6verifyReturnsExactly(2) { throw RuntimeException() }7verifyReturnsExactly(2) { throw RuntimeException() }8verifyReturnsExactly(2) { throw RuntimeException() }9verifyReturnsExactly(2) { throw RuntimeException() }10verifyReturnsExactly(2) { throw RuntimeException() }11verifyReturnsExactly(2) { throw RuntimeException() }12verifyReturnsExactly(2) { throw RuntimeException() }13verifyReturnsExactly(2) { throw RuntimeException() }14verifyReturnsExactly(2) { throw RuntimeException() }

verifyReturnsExactly

Using AI Code Generation

1class StrictThrowableHandlingTest {2fun verifyReturnsExactly() {3val t = Throwable()4val result = verifyReturnsExactly(3, t) {5}6}7}8class StrictThrowableHandlingTest {9fun verifyReturnsExactly() {10val t = Throwable()11val result = verifyReturnsExactly(3, t) {12}13}14}15class StrictThrowableHandlingTest {16fun verifyReturnsExactly() {17val t = Throwable()18val result = verifyReturnsExactly(3, t) {19}20}21}22class StrictThrowableHandlingTest {23fun verifyReturnsExactly() {24val t = Throwable()25val result = verifyReturnsExactly(3, t) {26}27}28}29class StrictThrowableHandlingTest {30fun verifyReturnsExactly() {31val t = Throwable()32val result = verifyReturnsExactly(3, t) {33}34}35}36class StrictThrowableHandlingTest {37fun verifyReturnsExactly() {38val t = Throwable()39val result = verifyReturnsExactly(3, t) {40}41}42}43class StrictThrowableHandlingTest {44fun verifyReturnsExactly() {45val t = Throwable()46val result = verifyReturnsExactly(3, t) {47}48}49}

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