How to use ints class of io.kotest.property.exhaustive package

Best Kotest code snippet using io.kotest.property.exhaustive.ints

SectionTest.kt

Source:SectionTest.kt Github

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...38import io.kotest.property.arbitrary.int39import io.kotest.property.arbitrary.list40import io.kotest.property.arbitrary.string41import io.kotest.property.checkAll42import io.kotest.property.exhaustive.ints43class SectionTest : StringSpec(44 {45 val ledStrip = createNewEmulatedStrip(50)46 afterSpec {47 ledStrip.renderer.close()48 }49 "construction" {50 val section = Section()51 section.sections.shouldBeEmpty()52 section.subSections.shouldBeEmpty()53 section.name shouldBe ""54 section.numLEDs shouldBe 055 section.pixels.shouldHaveSize(0)56 shouldThrow<UninitializedPropertyAccessException> {57 section.stripManager58 }59 }60 "get physical index" {61 checkAll(Exhaustive.ints(0 until 49)) { s ->62 val section = LEDStripSectionManager(ledStrip).createSection("test:$s", s, 49)63 checkAll(Exhaustive.ints(0 until 49 - s)) { p ->64 section.getPhysicalIndex(p) shouldBe p + s65 }66 checkAll(Exhaustive.ints(0 until 49 - s)) { s2 ->67 val section2 = section.createSection("test:$s:$s2", s2, section.pixels.lastIndex)68 checkAll(Exhaustive.ints(0 until 49 - s - s2)) { p ->69 section2.getPhysicalIndex(p) shouldBe p + s + s270 }71 }72 checkAll(Arb.int().filter { it !in section.pixels.indices }) { p ->73 shouldThrow<IllegalArgumentException> {74 section.getPhysicalIndex(p)75 }76 }77 }78 }79 "get section" {80 val section = LEDStripSectionManager(ledStrip).fullStripSection81 section.getSection("test1") shouldBeSameInstanceAs section82 val sec = section.createSection("test1", 0, 15)...

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RoomsKtTest.kt

Source:RoomsKtTest.kt Github

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...12import io.kotest.property.arbitrary.arbitrary13import io.kotest.property.arbitrary.enum14import io.kotest.property.arbitrary.set15import io.kotest.property.checkAll16import io.kotest.property.exhaustive.ints17import io.kotest.property.exhaustive.map18import io.kotest.property.forAll19import org.jetbrains.exposed.sql.insert20import org.jetbrains.exposed.sql.select21import org.jetbrains.exposed.sql.selectAll22import org.jetbrains.exposed.sql.transactions.transaction23import kotlin.random.nextInt24val directionSets = Arb.set(Arb.enum<Direction>(), 0..Direction.values().size)25val rotations = Exhaustive.ints(0..3).map { it.toShort() }26val invalidRotationValues = (Short.MIN_VALUE..Short.MAX_VALUE) - (0..3)27val invalidRotations = arbitrary(listOf(Short.MIN_VALUE, -1, 4, Short.MAX_VALUE), ShortShrinker) {28 it.random.nextInt(invalidRotationValues.indices).let { i -> invalidRotationValues[i] }.toShort()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] = null...

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ExtensionsTest.kt

Source:ExtensionsTest.kt Github

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...5import io.kotest.assertions.throwables.shouldNotThrow6import io.kotest.assertions.throwables.shouldThrow7import io.kotest.core.spec.style.StringSpec8import io.kotest.matchers.comparables.shouldBeEqualComparingTo9import io.kotest.matchers.ints.shouldBeExactly10import io.kotest.matchers.longs.shouldBeExactly11import io.kotest.matchers.throwable.shouldHaveMessage12import io.kotest.property.Arb13import io.kotest.property.Exhaustive14import io.kotest.property.arbitrary.int15import io.kotest.property.arbitrary.long16import io.kotest.property.arbitrary.string17import io.kotest.property.checkAll18import io.kotest.property.exhaustive.ints19import java.nio.ByteBuffer20import java.nio.ByteOrder21import java.util.UUID22class ExtensionsTest : StringSpec() {23 init {24 // ByteArray.readAsUInt16()25 "Parsing bytes as UInt16 requires array of length 2" {26 checkAll(Exhaustive.ints(0 until 10)) { size ->27 when (size) {28 2 -> shouldNotThrow<IllegalArgumentException> { ByteArray(size).readAsUInt16() }29 else -> shouldThrow<IllegalArgumentException> {30 ByteArray(size).readAsUInt16()31 } shouldHaveMessage "Expected an unsigned 2 byte integer"32 }33 }34 }35 "Parsing bytes as UInt16 works" {36 checkAll(Arb.int(0, (1 shl 16) - 1)) { value ->37 val arr = ByteBuffer38 .allocate(4)39 .putInt(value)40 .order(ByteOrder.BIG_ENDIAN)41 .array()42 .takeLast(2)43 .toByteArray()44 arr.readAsUInt16() shouldBeExactly value45 }46 }47 // ByteArray.readAsUInt32()48 "Parsing bytes as UInt32 requires array of length 4" {49 checkAll(Exhaustive.ints(0 until 10)) { size ->50 when (size) {51 4 -> shouldNotThrow<IllegalArgumentException> { ByteArray(size).readAsUInt32() }52 else -> shouldThrow<IllegalArgumentException> {53 ByteArray(size).readAsUInt32()54 } shouldHaveMessage "Expected an unsigned 4 byte integer"55 }56 }57 }58 "Parsing bytes as UInt32 works" {59 checkAll(Arb.long(0L, (1L shl 32) - 1)) { value ->60 val arr = ByteBuffer61 .allocate(8)62 .putLong(value)63 .order(ByteOrder.BIG_ENDIAN)64 .array()65 .takeLast(4)66 .toByteArray()67 arr.readAsUInt32() shouldBeExactly value68 }69 }70 // ByteArray.toUUID()71 "Parsing bytes as UUID requires array of maximum length 16" {72 checkAll(Exhaustive.ints(0 until 32)) { size ->73 when {74 size <= 16 -> shouldNotThrow<IllegalArgumentException> { ByteArray(size).toUUID() }75 else -> shouldThrow<IllegalArgumentException> {76 ByteArray(size).toUUID()77 } shouldHaveMessage "Byte array must not contain more than 16 bytes"78 }79 }80 }81 "Parsing bytes as UUID works" {82 checkAll(Arb.string()) { value ->83 val uuid = UUID.nameUUIDFromBytes(value.toByteArray())84 val arr = uuid.let {85 ByteBuffer.allocate(16)86 .putLong(it.mostSignificantBits)...

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GeneratorTests.kt

Source:GeneratorTests.kt Github

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...5import io.kotest.property.RandomSource6import io.kotest.property.arbitrary.*7import io.kotest.property.exhaustive.enum8import io.kotest.property.exhaustive.exhaustive9import io.kotest.property.exhaustive.ints10import io.kotest.property.forAll11import java.time.LocalDateTime12enum class Season { Winter, Fall, Spring, Summer }13data class Person(val name: String, val age: Int)14class GeneratorTests : StringSpec({15 //根据类型自动选择合适的generator16 "use forAll" {17 forAll<Int, Double, Boolean, String, LocalDateTime, Season>(10) { a, b, c, d, e, f ->18 println("$a $b $c $d $e $f")19 true20 }21 }22 //使用底层生成器Arbitrary 无限随机生成器23 "use generator" {24 Arb.int(1, 200).take(10).toList().run(::println)25 Arb.intArray(Arb.int(2, 8), Arb.int(200..400)).take(10).map { it.toList() }.toList().run(::println)26 Arb.char('a'..'z').take(10).toList().run(::println)27 Arb.stringPattern("\\w+[0-9]").take(10).toList().run(::println)28 Arb.list(Arb.int(), 1..5).take(10).toList().run(::println)29 }30 //使用有限生成器 Exhaustive31 "use exhaustive" {32 Exhaustive.enum<Season>().values.run(::println)33 Exhaustive.ints(1..10).values.run(::println)34 }35 //使用组合生成器36 "use complex operation" {37 Arb.choice(Arb.int(1..10), Arb.double(20.0..50.0)).take(10).toList().run(::println)38 Arb.bind(Arb.string(), Arb.int()) { name, age ->39 Person(name, age).run(::println)40 }41 Arb.choose(1 to Arb.int(1, 10), 2 to Arb.double(1.0, 5.0)).take(10).toList().run(::println)42 Arb.shuffle(listOf(1, 2, 3, 4, 5, 6)).take(10).toList().run(::println)43 Arb.subsequence(listOf(1, 2, 3, 4, 5, 6)).take(10).toList().run(::println)44 }45 //自定义生成器46 "custom generator" {47 val arb = arbitrary { rs: RandomSource ->...

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BindActionTest.kt

Source:BindActionTest.kt Github

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...8import io.kotest.matchers.shouldBe9import io.kotest.property.Exhaustive10import io.kotest.property.checkAll11import io.kotest.property.exhaustive.boolean12import io.kotest.property.exhaustive.ints13import io.mockk.clearAllMocks14import io.mockk.confirmVerified15import io.mockk.every16import io.mockk.mockk17import io.mockk.verify18class BindActionTest : ShuffleboardWordSpec({19 val binding: InputBinding<InputAction, Any?> = mockk(relaxed = true)20 // These are lazy so that they don't get created until after HAL.initialize has been called21 val xboxController by lazy { XboxController(0) }22 val ps4Controller by lazy { PS4Controller(1) }23 val oi by lazy { OISubsystem(xboxController, ps4Controller) }24 val command by lazy { BindAction(binding, oi) }25 beforeTest {26 clearAllMocks()27 }28 "BindAction" should {29 "require the oi subsystem" {30 command.requirements shouldContain oi31 }32 "run when disabled" {33 command.runsWhenDisabled() shouldBe true34 }35 "bind to largest axis" {36 checkAll(Exhaustive.ints(0..1), Exhaustive.ints(1..6)) { port, channel ->37 every { binding.getSelectedChannel(any()) } returns null38 every { binding.getSelectedChannel(oi.joysticks[port]) } returns channel39 command.initialize()40 command.execute()41 command.isFinished shouldBe true42 verify { binding.bindTo(oi.joysticks[port], channel) }43 verify { binding.getSelectedChannel(any()) }44 confirmVerified(binding)45 }46 }47 "not bind before an axis is selected" {48 every { binding.getSelectedChannel(any()) } returns null49 command.initialize()50 repeat(10) {...

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Exhaustive.kt

Source:Exhaustive.kt Github

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...6import io.kotest.property.arbitrary.byte7import io.kotest.property.arbitrary.next8import io.kotest.property.exhaustive.exhaustive9import io.kotest.property.exhaustive.filter10import io.kotest.property.exhaustive.ints11import io.kotest.property.exhaustive.map12fun <N : Number> Exhaustive<N>.toInt() = map { it.toInt() }13fun <N : Number> Exhaustive<N>.toShort() = map { it.toShort() }14fun Exhaustive.Companion.shorts(min: Short = Short.MIN_VALUE, max: Short = Short.MAX_VALUE) =15 Exhaustive.ints(min..max).map { it.toShort() }16fun Exhaustive.Companion.ubytes(min: UByte = UByte.MIN_VALUE, max: UByte = UByte.MAX_VALUE): Exhaustive<UByte> =17 Exhaustive.ints(min.toInt()..max.toInt()).map { it.toUByte() }18fun Exhaustive.Companion.ushorts(min: UShort = UShort.MIN_VALUE, max: UShort = UShort.MAX_VALUE): Exhaustive<UShort> =19 Exhaustive.ints(min.toInt()..max.toInt()).map { it.toUShort() }20fun Exhaustive.Companion.byteArrays(length: IntRange, byte: Gen<Byte> = Arb.byte()): Exhaustive<ByteArray> {21 val generator = byte.generate(RandomSource.Default).iterator()22 return length.map { ByteArray(it) { generator.next().value } }.exhaustive()23}24operator fun <A> Exhaustive<A>.minus(other: Exhaustive<A>) =25 filter { it !in other.values }26inline fun <reified T> Exhaustive.Companion.arrayOf(value: Arb<T>, length: IntRange): Exhaustive<Array<T>> {27 return length.map { Array(it) { value.next() } }.exhaustive()28}...

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GeneratorSpec.kt

Source:GeneratorSpec.kt Github

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...3import io.kotest.property.Arb4import io.kotest.property.Exhaustive5import io.kotest.property.arbitrary.*6import io.kotest.property.exhaustive.enum7import io.kotest.property.exhaustive.ints8import io.kotest.property.exhaustive.merge9import io.kotest.property.exhaustive.times10import org.slf4j.event.Level11/** For string generator with leading zero */12/*1*/val numberCodepoint: Arb<Codepoint> = Arb.int(0x0030..0x0039)13 .map { Codepoint(it) }14/** For english string generator */15/*2*/val engCodepoint: Arb<Codepoint> = Arb.int('a'.toInt()..'z'.toInt())16 .merge(Arb.int('A'.toInt()..'Z'.toInt()))17 .map { Codepoint(it) }18class GeneratorSpec : FreeSpec() {19 init {20 "/*3*/ random number supported leading zero" {21 Arb.string(10, numberCodepoint).next()22 .also(::println)23 }24 "/*4*/ random english string" {25 Arb.string(10, engCodepoint).orNull(0.5).next()26 .also(::println)27 }28 "/*5*/ random russian mobile number" {29 Arb.stringPattern("+7\\(\\d{3}\\)\\d{3}-\\d{2}-\\d{2}").next()30 .also(::println)31 }32 "/*6*/ exhaustive collection and enum multiply" {33 Exhaustive.ints(1..5).times(Exhaustive.enum<Level>()).values34 .also(::println)35 }36 "/*7*/ exhaustive collection and enum merge" {37 Exhaustive.ints(1..5).merge(Exhaustive.enum<Level>()).values38 .also(::println)39 }40 }41}...

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PropertyBasedWithGenerators.kt

Source:PropertyBasedWithGenerators.kt Github

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1package com.tsongkha.max2import io.kotest.assertions.withClue3import io.kotest.core.spec.style.StringSpec4import io.kotest.matchers.ints.shouldNotBeGreaterThan5import io.kotest.property.Arb6import io.kotest.property.PropertyTesting7import io.kotest.property.arbitrary.default8import io.kotest.property.arbitrary.filter9import io.kotest.property.checkAll10import io.kotest.property.exhaustive.exhaustive11import io.kotest.property.forAll12class PropertyBasedWithGenerators : StringSpec() {13 private val nonEmptyLists = Arb.default<List<Int>>().filter { it.isNotEmpty() }14 private val emptyLists = listOf(emptyList<Int>()).exhaustive()15 init {16 PropertyTesting.shouldPrintShrinkSteps = true17 PropertyTesting.shouldPrintGeneratedValues = true18 "no elements greater than myMax" {19 checkAll(nonEmptyLists) { ints ->20 val myMax = ints.myMax()!!21 ints.forEach {22 withClue("Element of list should not be greater than myMax") {23 it shouldNotBeGreaterThan myMax24 }25 }26 }27 }28 "myMax is in the collection" {29 forAll(nonEmptyLists) { ints ->30 val myMax = ints.myMax()!!31 ints.contains(myMax)32 }33 }34 "empty is null" {35 forAll(emptyLists) { ints ->36 ints.myMax() == null37 }38 }39 }40}

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ints

Using AI Code Generation

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1val ints = ints()2val longs = longs()3val shorts = shorts()4val strings = strings()5val uuids = uuids()6val booleans = booleans()7val chars = chars()8val doubles = doubles()9val floats = floats()10val ints = ints()11val longs = longs()12val shorts = shorts()13val strings = strings()14val uuids = uuids()15val booleans = booleans()16val chars = chars()17val doubles = doubles()18val floats = floats()19val ints = ints()20val longs = longs()21val shorts = shorts()22val strings = strings()

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ints

Using AI Code Generation

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1val ints = ints()2val longs = longs()3val booleans = booleans()4val strings = strings()5val charSequences = charSequences()6val chars = chars()7val doubles = doubles()8val floats = floats()9val bigIntegers = bigIntegers()10val bigDecimals = bigDecimals()11val dates = dates()12val localDates = localDates()13val localTimes = localTimes()14val localDateTimes = localDateTimes()15val instants = instants()16val durations = durations()17val periods = periods()18val uuids = uuids()19val enums = enums()20val arrays = arrays()21val lists = lists()

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ints

Using AI Code Generation

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1val ints = ints()2val longs = longs()3val strings = strings()4val chars = chars()5val booleans = booleans()6val lists = lists()7val sets = sets()8val maps = maps()9val pairs = pairs()10val triples = triples()11val tuples = tuples()12val bigDecimals = bigDecimals()13val bigIntegers = bigIntegers()14val dates = dates()15val durations = durations()16val localDates = localDates()17val localTimes = localTimes()18val localDateTimes = localDateTimes()19val offsets = offsets()20val offsetsTime = offsetsTime()21val offsetsDateTime = offsetsDateTime()

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ints

Using AI Code Generation

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1val ints = ints(10, 20)2val longs = longs(10L, 20L)3val booleans = booleans()4val chars = chars('a', 'z')5val strings = strings(5, 10, chars)6val doubles = doubles(10.5, 20.5)7val floats = floats(10.5f, 20.5f)8val bigDecimals = bigDecimals(10.5, 20.5)9val bigInts = bigInts(10, 20)10val dates = dates(10, 20)11val localDates = localDates(10, 20)12val localTimes = localTimes(10, 20)13val localDateTimes = localDateTimes(10, 20)14val instants = instants(10, 20)15val zonedDateTimes = zonedDateTimes(10, 20)16val durations = durations(10, 20)17val periods = periods(10, 20)

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ints

Using AI Code Generation

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1val ints = ints()2val ints = ints(0, 100)3val ints = ints(Int.MIN_VALUE, Int.MAX_VALUE)4val ints = ints(0, 100, 10)5val ints = ints(0, 100, 10, 50)6val ints = ints(0, 100, 10, 50, 100)7val longs = longs()8val longs = longs(0, 100)9val longs = longs(Long.MIN_VALUE, Long.MAX_VALUE)10val longs = longs(0, 100, 10)11val longs = longs(0, 100, 10, 50)12val longs = longs(0, 100, 10, 50, 100)13val doubles = doubles()14val doubles = doubles(0.0, 100.0)15val doubles = doubles(Double.MIN_VALUE, Double.MAX_VALUE)16val doubles = doubles(0.0, 100.0, 10.0)17val doubles = doubles(0.0, 100.0, 10.0, 50.0)18val doubles = doubles(0.0, 100.0, 10.0, 50.0, 100.0)19val floats = floats()20val floats = floats(0.0f, 100.0f)21val floats = floats(Float.MIN_VALUE, Float.MAX_VALUE)22val floats = floats(0.0f, 100.0f, 10.0f)23val floats = floats(0.0f, 100.0f, 10.0f, 50.0f)24val floats = floats(0.0f, 100.0f, 10.0f, 50.0f, 100.0f)25val chars = chars()26val chars = chars('a', 'z')27val chars = chars(Char.MIN_VALUE, Char.MAX_VALUE)28val chars = chars('a', 'z', 10)29val chars = chars('a',

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