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How to use empty class of io.kotest.matchers.collections package

Best Kotest code snippet using io.kotest.matchers.collections.empty

FailingKotestAsserts.kt

Source:FailingKotestAsserts.kt

1package testing.failing2import arrow.core.*3import io.kotest.assertions.arrow.either.shouldBeLeft4import io.kotest.assertions.arrow.either.shouldBeRight5import io.kotest.assertions.arrow.nel.shouldContain6import io.kotest.assertions.arrow.nel.shouldContainNull7import io.kotest.assertions.arrow.option.shouldBeNone8import io.kotest.assertions.arrow.option.shouldBeSome9import io.kotest.assertions.arrow.validation.shouldBeInvalid10import io.kotest.assertions.arrow.validation.shouldBeValid11import io.kotest.assertions.asClue12import io.kotest.assertions.assertSoftly13import io.kotest.assertions.json.*14import io.kotest.assertions.throwables.shouldThrowAny15import io.kotest.assertions.throwables.shouldThrowExactly16import io.kotest.assertions.withClue17import io.kotest.matchers.Matcher18import io.kotest.matchers.MatcherResult19import io.kotest.matchers.booleans.shouldBeFalse20import io.kotest.matchers.booleans.shouldBeTrue21import io.kotest.matchers.collections.shouldBeEmpty22import io.kotest.matchers.collections.shouldBeOneOf23import io.kotest.matchers.collections.shouldBeSameSizeAs24import io.kotest.matchers.collections.shouldBeSorted25import io.kotest.matchers.collections.shouldContain26import io.kotest.matchers.date.shouldBeAfter27import io.kotest.matchers.ints.shouldBeEven28import io.kotest.matchers.ints.shouldBeGreaterThan29import io.kotest.matchers.ints.shouldBeGreaterThanOrEqual30import io.kotest.matchers.ints.shouldBeLessThan31import io.kotest.matchers.ints.shouldBeLessThanOrEqual32import io.kotest.matchers.ints.shouldBeZero33import io.kotest.matchers.maps.shouldBeEmpty34import io.kotest.matchers.maps.shouldContain35import io.kotest.matchers.maps.shouldContainKey36import io.kotest.matchers.maps.shouldContainValue37import io.kotest.matchers.nulls.shouldBeNull38import io.kotest.matchers.should39import io.kotest.matchers.shouldBe40import io.kotest.matchers.shouldNot41import io.kotest.matchers.string.shouldBeBlank42import io.kotest.matchers.string.shouldBeEmpty43import io.kotest.matchers.string.shouldBeUpperCase44import io.kotest.matchers.string.shouldContain45import io.kotest.matchers.string.shouldNotBeBlank46import java.time.LocalDate47import org.junit.jupiter.api.Test48/**49 * Kotest assertions50 *51 * - [Kotest Assertions Documentation](https://kotest.io/assertions/)52 * - [Github](https://github.com/kotest/kotest/)53 */54class FailingKotestAsserts {55    @Test56    fun `General assertions`() {57        assertSoftly {58            "text" shouldBe "txet"59            "hi".shouldBeBlank()60            " ".shouldNotBeBlank()61            "hi".shouldBeEmpty()62            "hi".shouldBeUpperCase()63            "hello".shouldContain("hi")64            false.shouldBeTrue()65            true.shouldBeFalse()66            "not null".shouldBeNull()67            10 shouldBeLessThan 1068            10 shouldBeLessThanOrEqual 969            11 shouldBeGreaterThan 1170            11 shouldBeGreaterThanOrEqual 1271            9.shouldBeEven()72            1.shouldBeZero()73        }74    }75    @Test76    fun `Exception assertions`() {77        assertSoftly {78            shouldThrowExactly<IllegalArgumentException> {79                angryFunction()80            }81            shouldThrowAny {82               "I'm not throwing anything"83            }84        }85    }86    @Test87    fun `Collection assertions`() {88        assertSoftly {89            listOf(1, 2, 3).shouldBeEmpty()90            listOf(1, 2, 3) shouldContain 491            listOf(1, 3, 2).shouldBeSorted()92            listOf(1, 2, 3, 4) shouldBeSameSizeAs listOf(4, 5, 6)93            1 shouldBeOneOf listOf(2, 3)94            mapOf(1 to "one", 2 to "two", 3 to "three").shouldBeEmpty()95            mapOf(1 to "one", 2 to "two", 3 to "three") shouldContainKey 496            mapOf(1 to "one", 2 to "two", 3 to "three") shouldContainValue "five"97            mapOf(1 to "one", 2 to "two", 3 to "three") shouldContain (6 to "six")98        }99    }100    @Test101    fun `Arrow assertions`() {102        assertSoftly {103            val optionNone = none<String>()104            val optionSome = Some("I am something").toOption()105            optionSome.shouldBeNone()106            optionNone.shouldBeSome()107            val rightEither = Either.Right(1)108            val leftEither = Either.Left("ERROR!!")109            leftEither.shouldBeRight()110            leftEither shouldBeRight 1111            rightEither.shouldBeLeft()112            rightEither shouldBeLeft "ERROR!!"113            val nonEmptyList = NonEmptyList.of(1, 2, 3, 4, 5)114            nonEmptyList shouldContain 6115            nonEmptyList.shouldContainNull()116            val valid = Validated.valid()117            val invalid = Validated.invalid()118            invalid.shouldBeValid()119            valid.shouldBeInvalid()120        }121    }122    @Test123    fun `Json assertions`() {124        val jsonString = "{\"test\": \"property\", \"isTest\": true }"125        assertSoftly {126            jsonString shouldMatchJson "{\"test\": \"otherProperty\"}"127            jsonString shouldContainJsonKey "$.anotherTest"128            jsonString shouldNotContainJsonKey "$.test"129            jsonString.shouldContainJsonKeyValue("$.isTest", false)130        }131    }132    @Test133    fun `Custom assertions`() {134        assertSoftly {135            val sentMail = Mail(136                dateCreated = LocalDate.of(2020, 10, 27),137                sent = true, message = "May you have an amazing day"138            )139            val unsentMail = Mail(140                dateCreated = LocalDate.of(2020, 10, 27),141                sent = false, message = "May you have an amazing day"142            )143            // This is possible144            unsentMail.sent should beSent()145            sentMail.sent shouldNot beSent()146            // This is recommended147            unsentMail.shouldBeSent()148            sentMail.shouldNotBeSent()149        }150    }151    @Test152    fun `withClue usage`() {153        val mail = Mail(154            dateCreated = LocalDate.of(2020, 10, 27),155            sent = false, message = "May you have an amazing day"156        )157        withClue("sent field should be true") {158            mail.sent shouldBe true159        }160        mail.asClue {161            it.dateCreated shouldBeAfter LocalDate.of(2020, 10, 26)162            it.sent shouldBe true163        }164    }165    @Test166    fun `asClue usage`() {167        val mail = Mail(168            dateCreated = LocalDate.of(2020, 10, 27),169            sent = false, message = "May you have an amazing day"170        )171        mail.asClue {172            it.dateCreated shouldBeAfter LocalDate.of(2020, 10, 26)173            it.sent shouldBe true174        }175    }176    fun beSent() = object : Matcher<Boolean> {177        override fun test(value: Boolean) = MatcherResult(value, "Mail.sent should be true", "Mail.sent should be false")178    }179    fun Mail.shouldBeSent() = this.sent should beSent()180    fun Mail.shouldNotBeSent() = this.sent shouldNot beSent()181}182data class Mail(val dateCreated: LocalDate, val sent: Boolean, val message: String)183fun angryFunction() {184    throw IllegalStateException("How dare you!")185}...

KotestAsserts.kt

Source:KotestAsserts.kt

...79        }80    }81    @Test82    fun `Collection assertions`() {83        emptyList<Int>().shouldBeEmpty()84        listOf(1, 2, 3) shouldContain 385        listOf(1, 2, 3).shouldBeSorted()86        listOf(1, 2, 3) shouldBeSameSizeAs listOf(4, 5, 6)87        1 shouldBeOneOf listOf(1, 2, 3)88        emptyMap<Int, String>().shouldBeEmpty()89        mapOf(1 to "one", 2 to "two", 3 to "three") shouldContainKey 190        mapOf(1 to "one", 2 to "two", 3 to "three") shouldContainValue "two"91        mapOf(1 to "one", 2 to "two", 3 to "three") shouldContain (3 to "three")92    }93    @Test94    fun `Arrow assertions`() {95        val optionNone = none<String>()96        val optionSome = Some("I am something").toOption()97        optionNone.shouldBeNone()98        optionSome.shouldBeSome()99        val rightEither = Either.Right(1)100        val leftEither = Either.Left("ERROR!!")101        rightEither.shouldBeRight()102        rightEither shouldBeRight 1...

RoomsKtTest.kt

Source:RoomsKtTest.kt

...29}30class RoomsKtTest : DescribeSpec({31    useDatabase()32    describe("returnRoomToStack") {33        it("returns to empty stack") {34            transaction {35                val gameId = "ABCDEF"36                val stackId =37                    RoomStacks.insert {38                        it[this.gameId] = gameId39                        it[curIndex] = null40                        it[flipped] = false41                    } get RoomStacks.id42                val roomId =43                    Rooms.insert {44                        it[this.gameId] = gameId45                        it[roomDefId] = 1446                        it[gridX] = 047                        it[gridY] = 048                        it[rotation] = 049                    } get Rooms.id50                returnRoomToStack(gameId, roomId)51                Rooms.selectAll().shouldBeEmpty()52                val stackRows = RoomStacks.select { RoomStacks.id eq stackId }53                stackRows.count().shouldBe(1)54                stackRows.first().should {55                    it[RoomStacks.curIndex].shouldBe(0)56                }57                RoomStackContents.select { RoomStackContents.stackId eq stackId }58                    .first().should {59                        it[RoomStackContents.index].shouldBe(0)60                        it[RoomStackContents.roomDefId].shouldBe(14)61                    }62            }63        }64        it("returns to non-empty stack") {65            transaction {66                val gameId = "ABCDEF"67                val stackId = RoomStacks.insert {68                    it[this.gameId] = gameId69                    it[curIndex] = 1770                    it[flipped] = false71                } get RoomStacks.id72                RoomStackContents.insert {73                    it[this.stackId] = stackId74                    it[index] = 2575                    it[roomDefId] = 976                }77                RoomStackContents.insert {78                    it[this.stackId] = stackId...

WordRiddleSpec.kt

Source:WordRiddleSpec.kt

1package org.kislyi.hangman2import io.kotest.core.spec.IsolationMode.InstancePerLeaf3import io.kotest.core.spec.style.BehaviorSpec4import io.kotest.matchers.collections.shouldBeEmpty5import io.kotest.matchers.collections.shouldContain6import io.kotest.matchers.shouldBe7import io.kotest.matchers.shouldNotBe8import java.io.StringWriter9class WordRiddleSpec : BehaviorSpec({10    isolationMode = InstancePerLeaf11    val writer = StringWriter()12    afterTest {13        writer.buffer.setLength(0)14    }15    Given("Word") {16        val word = EnglishWord("simplicity")17        And("Empty guessed letters collection") {18            val guessedLetters = mutableSetOf<Char>()19            And("Word riddle") {20                val riddle = WordRiddle(word, guessedLetters)21                When("Check if riddle is guessed") {22                    val guessed = riddle.guessed()23                    Then("Riddle should not be guessed") {24                        guessed shouldNotBe true25                    }26                }27                And("Letter from the word") {28                    val letter = 'i'29                    When("Check if $letter is left") {30                        val left = riddle.left(letter)31                        Then("The riddle should have $letter left") {32                            left shouldBe true33                        }34                    }35                    When("Guess lower case ${letter.lowercaseChar()}") {36                        riddle.guess(letter)37                        Then("Guessed letters should contain $letter") {38                            guessedLetters shouldContain letter.lowercaseChar()39                        }40                    }41                    When("Guess upper case ${letter.uppercaseChar()}") {42                        riddle.guess(letter)43                        Then("Guessed letters should contain $letter") {44                            guessedLetters shouldContain letter.lowercaseChar()45                        }46                    }47                }48                And("Another letter") {49                    val letter = 'a'50                    When("Check if $letter is left") {51                        val left = riddle.left(letter)52                        Then("The riddle should not have $letter left") {53                            left shouldNotBe true54                        }55                    }56                    When("Guess $letter") {57                        riddle.guess(letter)58                        Then("$letter should not be guessed") {59                            guessedLetters.shouldBeEmpty()60                        }61                    }62                }63                When("Write riddle") {64                    riddle.write(writer)65                    Then("Writer string should contain masked word") {66                        writer.toString() shouldBe "??????????"67                    }68                }69            }70        }71        And("All letters from the word collection") {72            val guessedLetters = mutableSetOf('s', 'i', 'm', 'p', 'l', 'c', 't', 'y')73            And("Word riddle") {74                val riddle = WordRiddle(word, guessedLetters)75                When("Check if the riddle is guessed") {76                    val guessed = riddle.guessed()77                    Then("Riddle should be guessed") {78                        guessed shouldBe true79                    }80                }81                And("Letter from the word") {82                    val letter = 'o'83                    When("Check if $letter is left") {84                        val left = riddle.left(letter)85                        Then("The riddle should not have $letter left") {86                            left shouldBe false87                        }88                    }89                }90                When("Write riddle") {91                    riddle.write(writer)92                    Then("Writer string should contain unmasked word") {93                        writer.toString() shouldBe "simplicity"94                    }95                }96            }97        }98    }99})...

Nel.kt

Source:Nel.kt

1package io.kotest.assertions.arrow.core2import arrow.core.NonEmptyList3import io.kotest.matchers.collections.shouldBeSorted4import io.kotest.matchers.collections.shouldNotBeSorted5import io.kotest.matchers.collections.shouldBeUnique6import io.kotest.matchers.collections.shouldContain7import io.kotest.matchers.collections.shouldContainAll8import io.kotest.matchers.collections.shouldContainDuplicates9import io.kotest.matchers.collections.shouldContainNoNulls10import io.kotest.matchers.collections.shouldContainNull11import io.kotest.matchers.collections.shouldContainOnlyNulls12import io.kotest.matchers.collections.shouldHaveElementAt13import io.kotest.matchers.collections.shouldHaveSingleElement14import io.kotest.matchers.collections.shouldHaveSize15import io.kotest.matchers.collections.shouldNotHaveSize16import io.kotest.matchers.collections.shouldNotBeUnique17import io.kotest.matchers.collections.shouldNotContain18import io.kotest.matchers.collections.shouldNotContainAll19import io.kotest.matchers.collections.shouldNotContainDuplicates20import io.kotest.matchers.collections.shouldNotContainNoNulls21import io.kotest.matchers.collections.shouldNotContainNull22import io.kotest.matchers.collections.shouldNotContainOnlyNulls23import io.kotest.matchers.collections.shouldNotHaveElementAt24import io.kotest.matchers.collections.shouldNotHaveSingleElement25public fun <A> NonEmptyList<A>.shouldContainOnlyNulls(): NonEmptyList<A> =26  apply { all.shouldContainOnlyNulls() }27public fun <A> NonEmptyList<A>.shouldNotContainOnlyNulls(): NonEmptyList<A> =28  apply { all.shouldNotContainOnlyNulls() }29public fun <A> NonEmptyList<A>.shouldContainNull(): NonEmptyList<A> =30  apply { all.shouldContainNull() }31public fun <A> NonEmptyList<A>.shouldNotContainNull(): NonEmptyList<A> =32  apply { all.shouldNotContainNull() }33public fun <A> NonEmptyList<A>.shouldHaveElementAt(index: Int, element: A): Unit =34  all.shouldHaveElementAt(index, element)35public fun <A> NonEmptyList<A>.shouldNotHaveElementAt(index: Int, element: A): Unit =36  all.shouldNotHaveElementAt(index, element)37public fun <A> NonEmptyList<A>.shouldContainNoNulls(): NonEmptyList<A> =38  apply { all.shouldContainNoNulls() }39public fun <A> NonEmptyList<A>.shouldNotContainNoNulls(): NonEmptyList<A> =40  apply { all.shouldNotContainNoNulls() }41public infix fun <A> NonEmptyList<A>.shouldContain(a: A): Unit {42  all.shouldContain(a)43}44public infix fun <A> NonEmptyList<A>.shouldNotContain(a: A): Unit {45  all.shouldNotContain(a)46}47public fun <A> NonEmptyList<A>.shouldBeUnique(): NonEmptyList<A> =48  apply { all.shouldBeUnique() }49public fun <A> NonEmptyList<A>.shouldNotBeUnique(): NonEmptyList<A> =50  apply { all.shouldNotBeUnique() }51public fun <A> NonEmptyList<A>.shouldContainDuplicates(): NonEmptyList<A> =52  apply { all.shouldContainDuplicates() }53public fun <A> NonEmptyList<A>.shouldNotContainDuplicates(): NonEmptyList<A> =54  apply { all.shouldNotContainDuplicates() }55public fun <A> NonEmptyList<A>.shouldContainAll(vararg ts: A): Unit =56  all.shouldContainAll(*ts)57public fun <A> NonEmptyList<A>.shouldNotContainAll(vararg ts: A): Unit =58  all.shouldNotContainAll(*ts)59public infix fun <A> NonEmptyList<A>.shouldContainAll(ts: List<A>): Unit =60  all.shouldContainAll(ts)61public infix fun <A> NonEmptyList<A>.shouldNotContainAll(ts: List<A>): Unit =62  all.shouldNotContainAll(ts)63public infix fun <A> NonEmptyList<A>.shouldHaveSize(size: Int): NonEmptyList<A> =64  apply { all.shouldHaveSize(size) }65public infix fun <A> NonEmptyList<A>.shouldNotHaveSize(size: Int): NonEmptyList<A> =66  apply { all.shouldNotHaveSize(size) }67public infix fun <A> NonEmptyList<A>.shouldHaveSingleElement(a: A): Unit =68  all.shouldHaveSingleElement(a)69public infix fun <A> NonEmptyList<A>.shouldNotHaveSingleElement(a: A): Unit =70  all.shouldNotHaveSingleElement(a)71public fun <A : Comparable<A>> NonEmptyList<A>.shouldBeSorted(): NonEmptyList<A> =72  apply { all.shouldBeSorted() }73public fun <A : Comparable<A>> NonEmptyList<A>.shouldNotBeSorted(): NonEmptyList<A> =74  apply { all.shouldNotBeSorted() }...

LibraryRepositoryTest.kt

Source:LibraryRepositoryTest.kt

...25        }26        afterTest {27            stopKoin()28        }29        "get all libraries should be empty" {30            repository.getLibraries()31                .single()32                .shouldBeEmpty()33        }34        "create library should insert a new library" {35            val library = Library(id = 1, title = "Work", position = 0)36            repository.createLibrary(library)37            repository.getLibraries()38                .single()39                .shouldNotBeEmpty()40                .shouldHaveSize(1)41                .shouldContain(library)42        }43        "update library should update existing library" {...

Kotest.kt

Source:Kotest.kt

1package io.kotest.plugin.pitest2import io.kotest.core.spec.style.FunSpec3import io.kotest.core.spec.style.StringSpec4import io.kotest.core.spec.style.WordSpec5import io.kotest.matchers.collections.shouldBeEmpty6import io.kotest.matchers.collections.shouldHaveSize7import io.kotest.matchers.shouldBe8class Kotest : FunSpec() {9  init {10    test("StringSpecs") {11      val resultCollector = findTestsIn(StringSpecs::class.java)12      resultCollector.skipped.shouldBeEmpty()13      resultCollector.started.shouldHaveSize(2)14      resultCollector.ended.shouldHaveSize(2)15      resultCollector.failures.shouldHaveSize(1)16    }17    test("FunSpecs") {18      val resultCollector = findTestsIn(FunSpecs::class.java)19      resultCollector.skipped.shouldBeEmpty()20      resultCollector.started.shouldHaveSize(2)21      resultCollector.ended.shouldHaveSize(2)22      resultCollector.failures.shouldHaveSize(1)23    }24    test("WordSpecs") {25      val resultCollector = findTestsIn(WordSpecs::class.java)26      resultCollector.skipped.shouldBeEmpty()27      resultCollector.started.shouldHaveSize(7)28      resultCollector.ended.shouldHaveSize(7)29      resultCollector.failures.shouldHaveSize(2)30    }31  }32  private fun findTestsIn(clazz: Class<*>): TestResultCollector {33    val resultCollector = TestResultCollector()34    KotestUnitFinder().findTestUnits(clazz)35        .stream()36        .forEach { testUnit -> testUnit.execute(resultCollector) }37    return resultCollector38  }39}40private class FunSpecs : FunSpec() {41   init {42      test("passing test") { 1 shouldBe 1 }43      test("failing test") { 1 shouldBe 2 }44   }45}46private class StringSpecs : StringSpec() {47   init {48      "passing test" { 1 shouldBe 1 }49      "failing test" { 1 shouldBe 2 }50   }51}52private class WordSpecs : WordSpec() {53   init {54      "should container" should {55         "passing test" { 1 shouldBe 1 }56         "failing test" { 1 shouldBe 2 }57      }58      "when container" `when` {59         "nested should container" should {60            "passing test" { 1 shouldBe 1 }61            "failing test" { 1 shouldBe 2 }62         }63      }64   }65}...

ToudouSteps.kt

Source:ToudouSteps.kt

...20        }21        When("I add a toudou with label {string}") { label: String ->22            toudou = toudous.add(Label(label))23        }24        Then("my toudous are empty") {25            toudouList.shouldBeEmpty()26        }27        Then("a toudou should be created") {}28        Then("the toudou should have an Id") {29            toudou.toudouId.toString() shouldNot beEmpty()30        }31        Then("the toudou should have a label {string}") { label: String ->32            toudou.label.value shouldBe label33        }34    }35}...

empty

Using AI Code Generation

1    import io.kotest.matchers.collections.shouldBeEmpty2    import io.kotest.matchers.collections.shouldBeEmptyList3    import io.kotest.matchers.collections.shouldBeEmptyMap4    import io.kotest.matchers.collections.shouldBeEmptySet5    import io.kotest.matchers.collections.shouldBeEmptyString6    import io.kotest.matchers.collections.shouldBeNonEmpty7    import io.kotest.matchers.collections.shouldBeNonEmptyList8    import io.kotest.matchers.collections.shouldBeNonEmptyMap9    import io.kotest.matchers.collections.shouldBeNonEmptySet10    import io.kotest.matchers.collections.shouldBeNonEmptyString11    import io.kotest.matchers.collections.shouldBeSingleton12    import io.kotest.matchers.collections.shouldContain13    import io.kotest.matchers.collections.shouldContainAll14    import io.kotest.matchers.collections.shouldContainAllInOrder15    import io.kotest.matchers.collections.shouldContainAnyOf16    import io.kotest.matchers.collections.shouldContainExactly17    import io.kotest.matchers.collections.shouldContainInOrder18    import io.kotest.matchers.collections.shouldContainKey19    import io.kotest.matchers.collections.shouldContainKeys20    import io.kotest.matchers.collections.shouldContainNone21    import io.kotest.matchers.collections.shouldContainOnly22    import io.kotest.matchers.collections.shouldContainOnlyNulls23    import io.kotest.matchers.collections.shouldContainOnlyNullsInAnyOrder24    import io.kotest.matchers.collections.shouldContainOnlyNullsInOrder25    import io.kotest.matchers.collections.shouldContainOnlyNullsInOrderOnly26    import io.kotest.matchers.collections.shouldContainOnlyNullsInOrderOnlyNullable27    import io.kotest.matchers.collections.shouldContainOnlyNullsOnly28    import io.kotest.matchers.collections.shouldContainOnlyNullsOnlyNullable29    import io.kotest.matchers.collections.shouldContainOnlyInAnyOrder30    import io.kotest.matchers.collections.shouldContainOnlyInOrder31    import io.kotest.matchers.collections.shouldContainOnlyInOrderOnly32    import io.kotest.matchers.collections.shouldContainOnlyInOrderOnlyNullable33    import io.kotest.matchers.collections.shouldContainOnlyKeys34    import io.kotest.matchers.collections.shouldContain

empty

Using AI Code Generation

1    import io.kotest.matchers.collections.beEmpty2    import io.kotest.matchers.should3    import io.kotest.matchers.shouldBe4    import io.kotest.matchers.shouldNot5    import io.kotest.matchers.shouldNotBe6    import io.kotest.matchers.string.*7    import io.kotest.matchers.string.beEmpty8    import io.kotest.matchers.string.beEmptyString9    import io.kotest.matchers.string.beNullOrEmpty10    import io.kotest.matchers.string.beNullOrBlank11    import io.kotest.matchers.string.beBlank12    import io.kotest.matchers.string.beEmptyOrBlank13    import io.kotest.matchers.string.contain14    import io.kotest.matchers.string.containIgnoringCase15    import io.kotest.matchers.string.containOnlyDigits16    import io.kotest.matchers.string.endWith17    import io.kotest.matchers.string.haveLength18    import io.kotest.matchers.string.haveMaxLength19    import io.kotest.matchers.string.haveMinLength20    import io.kotest.matchers.string.match21    import io.kotest.matchers.string.startWith22    import io.kotest.matchers.string.startWithIgnoringCase23    import io.kotest.matchers.string.startWithRegex24    import io.kotest.matchers.string.endWithIgnoringCase25    import io.kotest.matchers.string.endWithRegex26    import io.kotest.matchers.string.haveSubstring27    import io.kotest.matchers.string.haveSubstringIgnoringCase28    import io.kotest.matchers.string.haveSameLength

empty

Using AI Code Generation

1import io.kotest.matchers.collections.*2val emptyList = emptyList()3val emptySet = emptySet()4val emptyMap = emptyMap()5val emptySequence = emptySequence()6val emptyArray = emptyArray()7val emptyString = emptyString()8import io.kotest.matchers.string.*9val emptyString = emptyString()10val emptyStringOrNull = emptyStringOrNull()11val blankString = blankString()12val blankStringOrNull = blankStringOrNull()13val emptyStringOrBlank = emptyStringOrBlank()14val emptyStringOrNullOrBlank = emptyStringOrNullOrBlank()15val emptyStringOrBlankOrNull = emptyStringOrBlankOrNull()16val emptyStringOrNullOrBlankOrNull = emptyStringOrNullOrBlankOrNull()17import io.kotest.matchers.types.*18val nullValue = nullValue()19val notNullValue = notNullValue()20val isA = isA()21val isLessThan = isLessThan()22val isGreaterThan = isGreaterThan()23val isLessThanOrEqual = isLessThanOrEqual()24val isGreaterThanOrEqual = isGreaterThanOrEqual()25val isBetween = isBetween()26val isNotBetween = isNotBetween()27val isCloseTo = isCloseTo()28val isNotCloseTo = isNotCloseTo()29val isOneOf = isOneOf()30val isNotOneOf = isNotOneOf()31val isAny = isAny()32val isNotAny = isNotAny()33val isAll = isAll()34val isNotAll = isNotAll()35val isSameInstanceAs = isSameInstanceAs()36val isNotSameInstanceAs = isNotSameInstanceAs()37val isInstanceOf = isInstanceOf()38val isNotInstanceOf = isNotInstanceOf()39val isDataClassEqualTo = isDataClassEqualTo()40val isDataClassNotEqualTo = isDataClassNotEqualTo()41val isDataClassEqualToIgnoringNulls = isDataClassEqualToIgnoringNulls()42val isDataClassNotEqualToIgnoringNulls = isDataClassNotEqualToIgnoringNulls()43val isDataClassEqualToIgnoringFields = isDataClassEqualToIgnoringFields()44val isDataClassNotEqualToIgnoringFields = isDataClassNotEqualToIgnoringFields()45val isDataClassEqualToUsingGetters = isDataClassEqualToUsingGetters()

empty

Using AI Code Generation

1val emptyList = emptyList()2val emptySet = emptySet()3val emptyMap = emptyMap()4val emptyArray = emptyArray()5val emptyString = emptyString()6val emptySequence = emptySequence()7val emptyIterable = emptyIterable()8val emptyIterator = emptyIterator()9val emptyEnumeration = emptyEnumeration()10val emptyCharSequence = emptyCharSequence()11val emptyByteArray = emptyByteArray()12val emptyShortArray = emptyShortArray()13val emptyIntArray = emptyIntArray()14val emptyLongArray = emptyLongArray()15val emptyFloatArray = emptyFloatArray()16val emptyDoubleArray = emptyDoubleArray()17val emptyBooleanArray = emptyBooleanArray()18val emptyCharArray = emptyCharArray()19val emptyList = emptyList<Int>()20val emptySet = emptySet<String>()21val emptyMap = emptyMap<String, Int>()22val emptyArray = emptyArray<String>()23val emptyString = emptyString()24val emptySequence = emptySequence<Int>()25val emptyIterable = emptyIterable<String>()26val emptyIterator = emptyIterator<Int>()27val emptyEnumeration = emptyEnumeration<String>()28val emptyCharSequence = emptyCharSequence()29val emptyByteArray = emptyByteArray()30val emptyShortArray = emptyShortArray()31val emptyIntArray = emptyIntArray()32val emptyLongArray = emptyLongArray()33val emptyFloatArray = emptyFloatArray()34val emptyDoubleArray = emptyDoubleArray()35val emptyBooleanArray = emptyBooleanArray()36val emptyCharArray = emptyCharArray()37val emptyList = emptyList()38val emptySet = emptySet()39val emptyMap = emptyMap()40val emptyArray = emptyArray()41val emptyString = emptyString()42val emptySequence = emptySequence()43val emptyIterable = emptyIterable()44val emptyIterator = emptyIterator()45val emptyEnumeration = emptyEnumeration()46val emptyCharSequence = emptyCharSequence()47val emptyByteArray = emptyByteArray()48val emptyShortArray = emptyShortArray()49val emptyIntArray = emptyIntArray()50val emptyLongArray = emptyLongArray()51val emptyFloatArray = emptyFloatArray()52val emptyDoubleArray = emptyDoubleArray()53val emptyBooleanArray = emptyBooleanArray()54val emptyCharArray = emptyCharArray()55val emptyList = emptyList<Int>()56val emptySet = emptySet<String>()57val emptyMap = emptyMap<String, Int>()58val emptyArray = emptyArray<String>()59val emptyString = emptyString()60val emptySequence = emptySequence<Int>()61val emptyIterable = emptyIterable<String>()

empty

Using AI Code Generation

1val emptyList = emptyList ()2val emptySet = emptySet ()3val emptyMap = emptyMap ()4val emptyArray = emptyArray ()5val emptyString = emptyString ()6val emptySequence = emptySequence ()7val emptyIterable = emptyIterable ()8val emptyList = emptyList < Int > ()9val emptySet = emptySet < String > ()10val emptyMap = emptyMap < String , Int > ()11val emptyArray = emptyArray < String > ()12val emptyString = emptyString ()13val emptySequence = emptySequence < String > ()14val emptyIterable = emptyIterable < String > ()15val emptyList = emptyList < Int > ()16val emptySet = emptySet < String > ()17val emptyMap = emptyMap < String , Int > ()18val emptyArray = emptyArray < String > ()19val emptyString = emptyString ()20val emptySequence = emptySequence < String > ()21val emptyIterable = emptyIterable < String > ()22object : Matcher < List < Int >> {23override fun test ( value : List < Int >) : MatcherResult {24return MatcherResult (25value . isEmpty (),26}27}28object : Matcher < Set < String >> {29override fun test ( value : Set < String >) : MatcherResult {30return MatcherResult (31value . isEmpty (),32}33}34object : Matcher < Map < String , Int >> {35override fun test ( value : Map < String , Int >) : MatcherResult {36return MatcherResult (37value . isEmpty (),38}39}

empty

Using AI Code Generation

1val list = emptyList()2list should beEmpty()3val map = emptyMap()4map should beEmpty()5val set = emptySet()6set should beEmpty()7val array = emptyArray()8array should beEmpty()9val sequence = emptySequence()10sequence should beEmpty()11val iterable = emptyIterable()12iterable should beEmpty()13val iterator = emptyIterator()14iterator should beEmpty()15val listIterator = emptyListIterator()16listIterator should beEmpty()17val mapEntry = emptyMapEntry()18mapEntry should beEmpty()19val mapMutableEntry = emptyMapMutableEntry()20mapMutableEntry should beEmpty()21val mutableListIterator = emptyMutableListIterator()22mutableListIterator should beEmpty()23val mutableIterator = emptyMutableIterator()24mutableIterator should beEmpty()25val mutableCollection = emptyMutableCollection()26mutableCollection should beEmpty()27val mutableList = emptyMutableList()28mutableList should beEmpty()29val mutableMap = emptyMutableMap()30mutableMap should beEmpty()

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.