Best Kotest code snippet using io.kotest.property.arbitrary.dates.Arb.Companion.localDateTime
dates.kt
Source:dates.kt
1package io.kotest.property.arbitrary2import io.kotest.property.Arb3import java.time.Instant4import java.time.LocalDate5import java.time.LocalDateTime6import java.time.LocalTime7import java.time.Period8import java.time.Year.isLeap9import java.time.YearMonth10import java.time.temporal.ChronoUnit11import java.time.temporal.TemporalQueries.localDate12import java.time.temporal.TemporalQueries.localTime13import kotlin.random.Random14/**15 * Arberates a random [Period]s.16 *17 * This generator creates randomly generated Periods, with years less than or equal to [maxYear].18 *19 * If [maxYear] is 0, only random months and days will be generated.20 *21 * Months will always be in range [0..11]22 * Days will always be in range [0..31]23 */24fun Arb.Companion.period(maxYear: Int = 10): Arb<Period> = arbitrary(listOf(Period.ZERO)) {25 Period.of(26 (0..maxYear).random(it.random),27 (0..11).random(it.random),28 (0..31).random(it.random)29 )30}31fun Arb.Companion.localDate() = Arb.Companion.localDate(LocalDate.of(1970, 1, 1), LocalDate.of(2030, 12, 31))32/**33 * Arberates a stream of random LocalDates34 *35 * This generator creates randomly generated LocalDates, in the range [[minDate, maxDate]].36 *37 * If any of the years in the range contain a leap year, the date [29/02/YEAR] will always be a constant value of this38 * generator.39 *40 * @see [localDateTime]41 * @see [localTime]42 */43fun Arb.Companion.localDate(44 minDate: LocalDate = LocalDate.of(1970, 1, 1),45 maxDate: LocalDate = LocalDate.of(2030, 12, 31)46): Arb<LocalDate> {47 val leapYears = (minDate.year..maxDate.year).filter { isLeap(it.toLong()) }48 val february28s = leapYears.map { LocalDate.of(it, 2, 28) }49 val february29s = february28s.map { it.plusDays(1) }50 return arbitrary(february28s + february29s + minDate + maxDate) {51 minDate.plusDays(it.random.nextLong(ChronoUnit.DAYS.between(minDate, maxDate)))52 }.filter { it in minDate..maxDate }53}54/**55 * Arberates a stream of random LocalTimes56 *57 * This generator creates randomly generated LocalTimes.58 *59 * @see [localDateTime]60 * @see [localDate]61 */62fun Arb.Companion.localTime(): Arb<LocalTime> = arbitrary(listOf(LocalTime.of(23, 59, 59), LocalTime.of(0, 0, 0))) {63 LocalTime.of(it.random.nextInt(24), it.random.nextInt(60), it.random.nextInt(60))64}65/**66 * Arberates a stream of random LocalDateTimes67 *68 * This generator creates randomly generated LocalDates, in the range [[minYear, maxYear]].69 *70 * If any of the years in the range contain a leap year, the date [29/02/YEAR] will always be a constant value of this71 * generator.72 *73 * @see [localDateTime]74 * @see [localTime]75 */76fun Arb.Companion.localDateTime(77 minYear: Int? = null,78 maxYear: Int79): Arb<LocalDateTime> {80 return localDateTime(minYear ?: 1970, maxYear)81}82/**83 * Arberates a stream of random LocalDateTimes84 *85 * This generator creates randomly generated LocalDates, in the range [[minYear, maxYear]].86 *87 * If any of the years in the range contain a leap year, the date [29/02/YEAR] will always be a constant value of this88 * generator.89 *90 * @see [localDateTime]91 * @see [localTime]92 */93fun Arb.Companion.localDateTime(94 minYear: Int,95 maxYear: Int? = null96): Arb<LocalDateTime> {97 return localDateTime(minYear, maxYear ?: 2030)98}99/**100 * Arberates a stream of random LocalDateTimes101 *102 * This generator creates randomly generated LocalDates, in the range [[minYear, maxYear]].103 *104 * If any of the years in the range contain a leap year, the date [29/02/YEAR] will always be a constant value of this105 * generator.106 *107 * @see [localDateTime]108 * @see [localTime]109 */110fun Arb.Companion.localDateTime(111 minYear: Int,112 maxYear: Int113): Arb<LocalDateTime> {114 return localDateTime(115 minLocalDateTime = LocalDateTime.of(minYear, 1, 1, 0, 0),116 maxLocalDateTime = LocalDateTime.of(maxYear, 12, 31, 23, 59)117 )118}119/**120 * Arberates a stream of random LocalDateTimes121 *122 * This generator creates randomly generated LocalDates, in the range [[minLocalDateTime, maxLocalDateTime]].123 *124 * If any of the years in the range contain a leap year, the date [29/02/YEAR] will always be a constant value of this125 * generator.126 *127 * @see [localDateTime]128 * @see [localTime]129 */130fun Arb.Companion.localDateTime(131 minLocalDateTime: LocalDateTime = LocalDateTime.of(1970, 1, 1, 0, 0),132 maxLocalDateTime: LocalDateTime = LocalDateTime.of(2030, 12, 31, 23, 59)133): Arb<LocalDateTime> {134 return arbitrary(135 edgecaseFn = {136 generateSequence {137 val date = localDate(minLocalDateTime.toLocalDate(), maxLocalDateTime.toLocalDate()).edgecase(it)138 val time = localTime().edgecase(it)139 if (date == null || time == null) null else date.atTime(time)140 }.find { !it.isBefore(minLocalDateTime) && !it.isAfter(maxLocalDateTime) }141 },142 sampleFn = {143 generateSequence {144 val date = localDate(minLocalDateTime.toLocalDate(), maxLocalDateTime.toLocalDate()).single(it)145 val time = localTime().single(it)146 date.atTime(time)147 }.first { !it.isBefore(minLocalDateTime) && !it.isAfter(maxLocalDateTime) }148 }149 )150}151/**152 * Arberates a stream of random YearMonth153 *154 * If any of the years in the range contain a leap year, the date [02/YEAR] will always be a constant value of this155 * generator.156 *157 * This generator creates randomly generated YearMonth, in the range [[minYearMonth, maxYearMonth]].158 *159 * @see [yearMonth]160 */161fun Arb.Companion.yearMonth(162 minYearMonth: YearMonth = YearMonth.of(1970, 1),163 maxYearMonth: YearMonth = YearMonth.of(2030, 12)164): Arb<YearMonth> {165 val leapYears = (minYearMonth.year..maxYearMonth.year).filter { isLeap(it.toLong()) }166 val february = leapYears.map { YearMonth.of(it, 2) }167 return arbitrary(february + minYearMonth + maxYearMonth) {168 minYearMonth.plusMonths(it.random.nextLong(ChronoUnit.MONTHS.between(minYearMonth, maxYearMonth)))169 }.filter { it in minYearMonth..maxYearMonth }170}171typealias InstantRange = ClosedRange<Instant>172fun InstantRange.random(random: Random): Instant {173 try {174 val seconds = (start.epochSecond..endInclusive.epochSecond).random(random)175 val nanos = when {176 seconds == start.epochSecond && seconds == endInclusive.epochSecond -> start.nano..endInclusive.nano177 seconds == start.epochSecond -> start.nano..999_999_999178 seconds == endInclusive.epochSecond -> 0..endInclusive.nano179 else -> 0..999_999_999180 }.random(random)181 return Instant.ofEpochSecond(seconds, nanos.toLong())182 } catch (e: IllegalArgumentException) {183 throw NoSuchElementException(e.message)184 }185}186/**187 * Arberates a stream of random [Instant]188 */189fun Arb.Companion.instant(range: InstantRange): Arb<Instant> =190 arbitrary(listOf(range.start, range.endInclusive)) {191 range.random(it.random)192 }193/**194 * Arberates a stream of random [Instant]195 */196fun Arb.Companion.instant(197 minValue: Instant = Instant.MIN,198 maxValue: Instant = Instant.MAX199) = instant(minValue..maxValue)...
Arb.Companion.localDateTime
Using AI Code Generation
1val arbLocalDateTime = Arb.localDateTime()2val arbLocalDate = Arb.localDate()3val arbLocalTime = Arb.localTime()4val arbDate = Arb.date()5val arbInstant = Arb.instant()6val arbMonth = Arb.month()7val arbMonthDay = Arb.monthDay()8val arbYear = Arb.year()9val arbYearMonth = Arb.yearMonth()10val arbZoneId = Arb.zoneId()11val arbZoneOffset = Arb.zoneOffset()12val arbZoneRegion = Arb.zoneRegion()13val arbZoneRules = Arb.zoneRules()14val arbZoneRulesException = Arb.zoneRulesException()15val arbZoneRulesGroup = Arb.zoneRulesGroup()16val arbZoneRulesProvider = Arb.zoneRulesProvider()17val arbZoneRulesTransition = Arb.zoneRulesTransition()
Arb.Companion.localDateTime
Using AI Code Generation
1val arb = Arb.localDateTime()2val arb = Arb.localDate()3val arb = Arb.localTime()4val arb = Arb.localDateTime()5val arb = Arb.localDate()6val arb = Arb.localTime()7val arb = Arb.localDateTime()8val arb = Arb.localDate()9val arb = Arb.localTime()10val arb = Arb.localDateTime()11val arb = Arb.localDate()12val arb = Arb.localTime()13val arb = Arb.localDateTime()14val arb = Arb.localDate()15val arb = Arb.localTime()16val arb = Arb.localDateTime()17val arb = Arb.localDate()18val arb = Arb.localTime()
Arb.Companion.localDateTime
Using AI Code Generation
1val arb = Arb.localDateTime(Year.MIN, Year.MAX)2val arb = Arb.localTime()3val arb = Arb.localTime(Year.MIN, Year.MAX)4val arb = Arb.localTime(Year.MIN, Year.MAX, ZoneOffset.UTC)5val arb = Arb.localTime(ZoneOffset.UTC)6val arb = Arb.month()7val arb = Arb.month(Year.MIN, Year.MAX)8val arb = Arb.monthDay()9val arb = Arb.monthDay(Year.MIN, Year.MAX)10val arb = Arb.monthDay(Year.MIN, Year.MAX, ZoneOffset.UTC)11val arb = Arb.monthDay(ZoneOffset.UTC)12val arb = Arb.offsetDateTime()13val arb = Arb.offsetDateTime(Year.MIN, Year.MAX)14val arb = Arb.offsetDateTime(Year.MIN, Year.MAX, ZoneOffset.UTC)15val arb = Arb.offsetDateTime(ZoneOffset.UTC)16val arb = Arb.offsetTime()
Arb.Companion.localDateTime
Using AI Code Generation
1val arb: Arb < LocalDateTime > = localDateTime ( min = LocalDateTime . of ( 2019 , 1 , 1 , 0 , 0 , 0 ), max = LocalDateTime . of ( 2019 , 1 , 1 , 23 , 59 , 59 ))2val arb: Arb < LocalDate > = localDate ( min = LocalDate . of ( 2019 , 1 , 1 ), max = LocalDate . of ( 2019 , 12 , 31 ))3val arb: Arb < LocalTime > = localTime ( min = LocalTime . of ( 0 , 0 , 0 ), max = LocalTime . of ( 23 , 59 , 59 ))4val arb: Arb < Month > = month ()5val arb: Arb < MonthDay > = monthDay ()6val arb: Arb < OffsetDateTime > = offsetDateTime ( min = OffsetDateTime . of ( 2019 , 1 , 1 , 0 , 0 , 0 , 0 , ZoneOffset . UTC ), max = OffsetDateTime . of ( 2019 , 1 , 1 , 23 , 59 , 59 , 0 , ZoneOffset . UTC ))7val arb: Arb < OffsetTime > = offsetTime ( min = OffsetTime . of ( 0 , 0 , 0 , 0 , ZoneOffset . UTC ), max = OffsetTime . of ( 23 , 59 , 59 , 0 , ZoneOffset . UTC ))8val arb: Arb < Year > = year ()9val arb: Arb < YearMonth > = yearMonth ()
Arb.Companion.localDateTime
Using AI Code Generation
1@Property( iterations = 1000 ) fun testLocalDateTime ( @ForAll dt : LocalDateTime ) { 2 dt . shouldNotBe ( null ) 3 }4@Property( iterations = 1000 ) fun testLocalDate ( @ForAll dt : LocalDate ) { 5 dt . shouldNotBe ( null ) 6 }7@Property( iterations = 1000 ) fun testLocalTime ( @ForAll dt : LocalTime ) { 8 dt . shouldNotBe ( null ) 9 }10@Property( iterations = 1000 ) fun testMonthDay ( @ForAll dt : MonthDay ) { 11 dt . shouldNotBe ( null ) 12 }13@Property( iterations = 1000 ) fun testOffsetDateTime ( @ForAll dt : OffsetDateTime ) { 14 dt . shouldNotBe ( null ) 15 }16@Property( iterations = 1000 ) fun testOffsetTime ( @ForAll dt : OffsetTime ) { 17 dt . shouldNotBe ( null ) 18 }19@Property( iterations = 1000 ) fun testYear ( @ForAll dt : Year ) { 20 dt . shouldNotBe ( null ) 21 }22@Property( iterations = 1000 ) fun testYearMonth ( @ForAll dt : YearMonth ) { 23 dt . shouldNotBe ( null ) 24 }25@Property( iterations = 1000 ) fun testZonedDateTime ( @ForAll dt : ZonedDateTime ) {
Arb.Companion.localDateTime
Using AI Code Generation
1Arb.localDate(1970, 2038)2Arb.localTime()3Arb.zonedDateTime()4Arb.zonedDateTime()5Arb.zonedDateTime()6Arb.zonedDateTime()
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