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

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

StrictThrowableHandlingTest.kt

Source:StrictThrowableHandlingTest.kt

...13  init {14    "Should throw exactly" - {15      "Should throw a new exception" - {16        "When no exception is thrown" {17          onShouldThrowExactlyMatcher<FooRuntimeException> { shouldThrowExactlyMatcher ->18            verifyNoExceptionThrownError(FooRuntimeException::class) {19              shouldThrowExactlyMatcher { /* No exception is thrown */ }20            }21          }22        }23        "When an exception is thrown, but it's not the right class" {24          val instanceToThrow = NullPointerException()25          onShouldThrowExactlyMatcher<FooRuntimeException> { shouldThrowExactlyMatcher ->26            verifyThrowsWrongExceptionClass(instanceToThrow, FooRuntimeException::class, NullPointerException::class) {27              shouldThrowExactlyMatcher { throw instanceToThrow }28            }29          }30        }31        "When an exception is thrown, but it's the parent class of the right class" {32          val instanceToThrow = ParentException()33          onShouldThrowExactlyMatcher<SubException> { shouldThrowExactlyMatcher ->34            verifyThrowsWrongExceptionClass(instanceToThrow, SubException::class, ParentException::class) {35              shouldThrowExactlyMatcher { throw instanceToThrow }36            }37          }38        }39        "When an exception is thrown, but it's subclass of the right class" {40          val instanceToThrow = SubException()41          onShouldThrowExactlyMatcher<ParentException> { shouldThrowExactlyMatcher ->42            verifyThrowsWrongExceptionClass(instanceToThrow, ParentException::class, SubException::class) {43              shouldThrowExactlyMatcher { throw instanceToThrow }44            }45          }46        }47      }48      "Should throw the thrown exception" - {49        "When an exception is thrown, and it's an Assertion Error (special case) when it's not the expected error" {50          val thrownInstance = AssertionError()51          onShouldThrowExactlyMatcher<FooRuntimeException> { shouldThrowExactlyMatcher ->52            verifyThrowsAssertionErrorInstance(thrownInstance) {53              shouldThrowExactlyMatcher { throw thrownInstance }54            }55          }56        }57      }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)...

onShouldThrowExactlyMatcher

Using AI Code Generation

1import io.kotest.assertions.throwablehandling.shouldThrowExactly2import io.kotest.core.spec.style.FunSpec3import io.kotest.matchers.shouldBe4class StrictThrowableHandlingTest : FunSpec() {5   init {6      test("shouldThrowExactly should fail if the expected exception is not thrown") {7         shouldThrowExactly<IllegalArgumentException> {8         }9      }10   }11}12import io.kotest.assertions.throwablehandling.shouldThrowExactly13import io.kotest.core.spec.style.FunSpec14import io.kotest.matchers.shouldBe15class LooseThrowableHandlingTest : FunSpec() {16   init {17      test("shouldThrowExactly should fail if the expected exception is not thrown") {18         shouldThrowExactly<IllegalArgumentException> {19         }20      }21   }22}23import io.kotest.assertions.throwablehandling.shouldThrowExactly24import io.kotest.core.spec.style.FunSpec25import io.kotest.matchers.shouldBe26class StrictThrowableHandlingTest : FunSpec() {27   init {28      test("shouldThrowExactly should fail if the expected exception is not thrown") {29         shouldThrowExactly<IllegalArgumentException> {30         }31      }32   }33}34import io.kotest.assertions.throwablehandling.shouldThrowExactly35import io.kotest.core.spec.style.FunSpec36import io.kotest.matchers.shouldBe37class StrictThrowableHandlingTest : FunSpec() {38   init {39      test("shouldThrowExactly should fail if the expected exception is not thrown") {40         shouldThrowExactly<IllegalArgumentException> {41         }42      }43   }44}

onShouldThrowExactlyMatcher

Using AI Code Generation

1import io.kotest.assertions.throwablehandling.shouldThrowExactly2import io.kotest.core.spec.style.FunSpec3import io.kotest.matchers.shouldBe4import io.kotest.matchers.throwable.shouldHaveMessage5import io.kotest.matchers.throwable.shouldHaveMessageContaining6import io.kotest.matchers.throwable.shouldHaveMessageStartingWith7import io.kotest.matchers.throwable.shouldHaveMessageEndingWith8import io.kotest.matchers.throwable.shouldHaveMessageMatching9import io.kotest.matchers.throwable.shouldHaveMessageNotContaining10import io.kotest.matchers.throwable.shouldHaveMessageNotStartingWith11import io.kotest.matchers.throwable.shouldHaveMessageNotEndingWith12import io.kotest.matchers.throwable.shouldHaveMessageNotMatching13import io.kotest.matchers.throwable.shouldHaveCause14import io.kotest.matchers.throwable.shouldHaveCauseExactly15import io.kotest.matchers.throwable.shouldHaveCauseInstanceOf16import io.kotest.matchers.throwable.shouldHaveCauseInstanceOfExactly17import io.kotest.matchers.throwable.shouldHaveCauseWithMessage18import io.kotest.matchers.throwable.shouldHaveCauseWithMessageContaining19import io.kotest.matchers.throwable.shouldHaveCauseWithMessageStartingWith20import io.kotest.matchers.throwable.shouldHaveCauseWithMessageEndingWith21import io.kotest.matchers.throwable.shouldHaveCauseWithMessageMatching22import io.kotest.matchers.throwable.shouldHaveCauseWithMessageNotContaining23import io.kotest.matchers.throwable.shouldHaveCauseWithMessageNotStartingWith24import io.kotest.matchers.throwable.shouldHaveCauseWithMessageNotEndingWith25import io.kotest.matchers.throwable.shouldHaveCauseWithMessageNotMatching26import io.kotest.matchers.throwable.shouldHaveCauseWithMessage27import io.kotest.matchers.throwable.shouldHaveCauseWithMessageContaining28import io.kotest.matchers.throwable.shouldHaveCauseWithMessageStartingWith29import io.kotest.matchers.throwable.shouldHaveCauseWithMessageEndingWith30import io.kotest.matchers.throwable.shouldHaveCauseWithMessageMatching31import io.kotest.matchers.throwable.shouldHaveCauseWithMessageNotContaining32import io.kotest.matchers.throwable.shouldHaveCause

onShouldThrowExactlyMatcher

Using AI Code Generation

1package com.sksamuel.kotest.throwablehandling;2import org.junit.Test;3import static org.junit.Assert.*;4public class StrictThrowableHandlingTest {5    public void testShouldThrowExactlyMatcher() {6        ThrowableHandlingTest.shouldThrowExactlyMatcher();7    }8}9	at org.junit.Assert.fail(Assert.java:88)10	at org.junit.Assert.failNotEquals(Assert.java:834)11	at org.junit.Assert.assertEquals(Assert.java:118)12	at org.junit.Assert.assertEquals(Assert.java:144)13	at com.sksamuel.kotest.throwablehandling.StrictThrowableHandlingTest.testShouldThrowExactlyMatcher(StrictThrowableHandlingTest.java:12)14package com.sksamuel.kotest.throwablehandling;15import org.junit.Test;16import static org.junit.Assert.*;17public class StrictThrowableHandlingTest {18    public void testShouldThrowExactlyMatcher() {19        ThrowableHandlingTest.shouldThrowExactlyMatcher();20    }21}22	at org.junit.Assert.fail(Assert.java:88)23	at org.junit.Assert.failNotEquals(Assert.java:834)24	at org.junit.Assert.assertEquals(Assert.java:118)25	at org.junit.Assert.assertEquals(Assert.java:144)26	at com.sksamuel.kotest.throwablehandling.StrictThrowableHandlingTest.testShouldThrowExactlyMatcher(StrictThrowableHandlingTest.java:12)

onShouldThrowExactlyMatcher

Using AI Code Generation

11 @Test 2 fun testShouldThrowExactlyMatcher () { 3 shouldThrowExactly < IllegalArgumentException > { 4 throw IllegalArgumentException ( "some message" ) } 5 }21 @Test 2 fun testShouldThrowExactlyMatcher () { 3 shouldThrowExactly < IllegalArgumentException > { 4 throw IllegalArgumentException ( "some message" ) } 5 }31 @Test 2 fun testShouldThrowExactlyMatcher () { 3 shouldThrowExactly < IllegalArgumentException > { 4 throw IllegalArgumentException ( "some message" ) } 5 }41 @Test 2 fun testShouldThrowExactlyMatcher () { 3 shouldThrowExactly < IllegalArgumentException > { 4 throw IllegalArgumentException ( "some message" ) } 5 }51 @Test 2 fun testShouldThrowExactlyMatcher () { 3 shouldThrowExactly < IllegalArgumentException > { 4 throw IllegalArgumentException ( "some message" ) } 5 }61 @Test 2 fun testShouldThrowExactlyMatcher () { 3 shouldThrowExactly < IllegalArgumentException > { 4 throw IllegalArgumentException ( "some message" ) } 5 }71 @Test 2 fun testShouldThrowExactlyMatcher () { 3 shouldThrowExactly < IllegalArgumentException > { 4 throw IllegalArgumentException ( "some message" ) } 5 }81 @Test 2 fun testShouldThrowExactlyMatcher () { 3 shouldThrowExactly < IllegalArgumentException > { 4 throw IllegalArgumentException ( "some message" ) } 5 }

onShouldThrowExactlyMatcher

Using AI Code Generation

1  fun `should throw exactly should fail if the exception thrown is not the same as the expected exception`() {2    shouldThrowExactly<IllegalArgumentException> {3      throw IllegalStateException("boom")4    }5  }6  fun `should throw exactly should fail if the exception thrown is not the same as the expected exception - with message`() {7    shouldThrowExactly<IllegalArgumentException>("boom") {8      throw IllegalStateException("boom")9    }10  }11  fun `should throw exactly should fail if the exception thrown is not the same as the expected exception - with message and cause`() {12    shouldThrowExactly<IllegalArgumentException>("boom", IllegalArgumentException()) {13      throw IllegalStateException("boom")14    }15  }16  fun `should throw exactly should fail if the exception thrown is not the same as the expected exception - with cause`() {17    shouldThrowExactly<IllegalArgumentException>(IllegalArgumentException()) {18      throw IllegalStateException("boom")19    }20  }21  fun `should throw exactly should fail if the exception thrown is not the same as the expected exception - with cause and message`() {22    shouldThrowExactly<IllegalArgumentException>(IllegalArgumentException(), "boom") {23      throw IllegalStateException("boom")24    }25  }26  fun `should throw exactly should fail if the exception thrown is not the same as the expected exception - with cause and message - reversed`() {27    shouldThrowExactly<IllegalArgumentException>("boom", IllegalArgumentException()) {28      throw IllegalStateException("boom")29    }30  }31  fun `should throw exactly should fail if the exception thrown is not the same as the expected exception - with cause and message - reversed - with message and cause`() {32    shouldThrowExactly<IllegalArgumentException>("boom", IllegalArgumentException()) {33      throw IllegalStateException("boom")34    }35  }36  fun `should throw exactly should fail if the exception thrown is not the same as the expected exception - with cause and message - reversed - with cause`() {37    shouldThrowExactly<IllegalArgumentException>(IllegalArgumentException()) {38      throw IllegalStateException("boom")39    }40  }41  fun `should throw exactly should fail if the exception thrown is not the same as the expected exception - with cause and message - reversed - with message`() {42    shouldThrowExactly<IllegalArgumentException>("boom") {43      throw IllegalStateException("boom")44    }45  }

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