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How to use Int.milliseconds method of io.kotest.framework.concurrency.EventuallySpec class

Best Kotest code snippet using io.kotest.framework.concurrency.EventuallySpec.Int.milliseconds

EventuallySpec.kt

Source:EventuallySpec.kt

1@file:Suppress("BlockingMethodInNonBlockingContext")2package io.kotest.framework.concurrency3import io.kotest.assertions.all4import io.kotest.assertions.fail5import io.kotest.assertions.throwables.shouldThrow6import io.kotest.assertions.withClue7import io.kotest.common.ExperimentalKotest8import io.kotest.core.spec.style.FunSpec9import io.kotest.matchers.ints.shouldBeLessThan10import io.kotest.matchers.longs.shouldBeGreaterThan11import io.kotest.matchers.longs.shouldBeGreaterThanOrEqual12import io.kotest.matchers.nulls.shouldNotBeNull13import io.kotest.matchers.shouldBe14import io.kotest.matchers.string.shouldContain15import kotlinx.coroutines.asCoroutineDispatcher16import kotlinx.coroutines.delay17import kotlinx.coroutines.launch18import kotlinx.coroutines.withContext19import java.io.FileNotFoundException20import java.io.IOException21import java.time.Duration22import java.util.concurrent.CountDownLatch23import java.util.concurrent.Executors24import java.util.concurrent.TimeUnit25import java.util.concurrent.atomic.AtomicInteger26import kotlin.system.measureTimeMillis27private fun Int.seconds(): Long = Duration.ofSeconds(this.toLong()).toMillis()28private fun Int.milliseconds(): Long = this.toLong()29@ExperimentalKotest30class EventuallySpec : FunSpec({31   test("eventually should immediately pass working tests") {32      eventually(5.seconds()) {33         System.currentTimeMillis()34      }35   }36   test("eventually passes tests that complete within the time allowed") {37      val end = System.currentTimeMillis() + 250L38      eventually(5.seconds()) {39         if (System.currentTimeMillis() < end)40            1 shouldBe 241      }42   }43   test("eventually fails tests that do not complete within the time allowed") {44      shouldThrow<RuntimeException> {45         eventually(150L) {46            throw RuntimeException("foo")47         }48      }49   }50   test("eventually returns the result computed inside") {51      val result = eventually(2.seconds()) {52         153      }54      result shouldBe 155   }56   test("eventually passes tests that completed within the time allowed, AssertionError") {57      val end = System.currentTimeMillis() + 25058      eventually(5.seconds()) {59         if (System.currentTimeMillis() < end)60            assert(false)61      }62   }63   test("eventually fails tests that throw unexpected exception type") {64      shouldThrow<NullPointerException> {65         eventually({66            duration = 2.seconds()67            suppressExceptions = setOf(IOException::class)68         }) {69            (null as String?)!!.length70         }71      }72   }73   test("eventually passes tests that throws FileNotFoundException for some time") {74      val end = System.currentTimeMillis() + 25075      eventually({76         duration = 5.seconds()77         suppressExceptions = setOf(FileNotFoundException::class)78      }) {79         if (System.currentTimeMillis() < end)80            throw FileNotFoundException("foo")81      }82   }83   test("eventually handles kotlin assertion errors") {84      var thrown = false85      eventually(100.milliseconds()) {86         if (!thrown) {87            thrown = true88            throw AssertionError("boom")89         }90      }91   }92   test("eventually handles java assertion errors") {93      var thrown = false94      eventually(100.milliseconds()) {95         if (!thrown) {96            thrown = true97            throw java.lang.AssertionError("boom")98         }99      }100   }101   test("eventually displays the first and last underlying failures") {102      var count = 0103      val message = shouldThrow<AssertionError> {104         eventually(100.milliseconds()) {105            if (count == 0) {106               count = 1107               fail("first")108            } else {109               fail("last")110            }111         }112      }.message113      // TODO: add this assertion when we can use kotlin.time again114//         message.shouldContain("Eventually block failed after 100ms; attempted \\d+ time\\(s\\); FixedInterval\\(duration=25.0ms\\) delay between attempts".toRegex())115      message.shouldContain("The first error was caused by: first")116      message.shouldContain("The last error was caused by: last")117   }118   test("eventually allows suspendable functions") {119      eventually(100.milliseconds()) {120         delay(25)121         System.currentTimeMillis()122      }123   }124   test("eventually allows configuring interval delay") {125      var count = 0126      eventually({127         duration = 200.milliseconds()128         interval = 40.milliseconds().fixed()129      }) {130         count += 1131      }132      count.shouldBeLessThan(6)133   }134   test("eventually does one final iteration if we never executed before interval expired") {135      val dispatcher = Executors.newSingleThreadExecutor().asCoroutineDispatcher()136      launch(dispatcher) {137         Thread.sleep(2000)138      }139      val counter = AtomicInteger(0)140      withContext(dispatcher) {141         // we won't be able to run in here142         eventually({143            duration = 1.seconds()144            interval = 100.milliseconds().fixed()145         }) {146            counter.incrementAndGet()147         }148      }149      counter.get().shouldBe(1)150   }151   test("eventually does one final iteration if we only executed once and the last delay > interval") {152      val dispatcher = Executors.newSingleThreadExecutor().asCoroutineDispatcher()153      // this will start immediately, free the dispatcher to allow eventually to run once, then block the thread154      launch(dispatcher) {155         delay(100.milliseconds())156         Thread.sleep(500)157      }158      val counter = AtomicInteger(0)159      withContext(dispatcher) {160         // this will execute once immediately, then the earlier async will steal the thread161         // and then since the delay has been > interval and times == 1, we will execute once more162         eventually({163            duration = 250.milliseconds()164            interval = 25.milliseconds().fixed()165         }) {166            counter.incrementAndGet() shouldBe 2167         }168      }169      counter.get().shouldBe(2)170   }171   test("eventually handles shouldNotBeNull") {172      measureTimeMillis {173         shouldThrow<java.lang.AssertionError> {174            eventually(50.milliseconds()) {175               val str: String? = null176               str.shouldNotBeNull()177            }178         }179      }.shouldBeGreaterThanOrEqual(50)180   }181   test("eventually with boolean predicate") {182      eventually(5.seconds()) {183         System.currentTimeMillis() > 0184      }185   }186   test("eventually with boolean predicate and interval") {187      eventually({188         duration = 5.seconds()189         interval = 1.seconds().fixed()190         predicate = { System.currentTimeMillis() > 0 }191      }) {}192   }193   test("eventually with T predicate") {194      var t = ""195      eventually<String>({196         duration = 5.seconds()197         predicate = { it.result == "xxxxxxxxxxx" }198      }) {199         t += "x"200         t201      }202   }203   test("eventually with T predicate and interval") {204      var t = ""205      val result = eventually({206         duration = 5.seconds()207         interval = 250.milliseconds().fixed()208         predicate = { it.result == "xxxxxxxxxxx" }209      }) {210         t += "x"211         t212      }213      result shouldBe "xxxxxxxxxxx"214   }215   test("eventually with T predicate, interval, and listener") {216      var t = ""217      val latch = CountDownLatch(5)218      val result = eventually({219         duration = 5.seconds()220         interval = 250.milliseconds().fixed()221         listener = { latch.countDown() }222         predicate = { it.result == "xxxxxxxxxxx" }223      }) {224         t += "x"225         t226      }227      latch.await(15, TimeUnit.SECONDS) shouldBe true228      result shouldBe "xxxxxxxxxxx"229   }230   test("eventually with T predicate, listener, and shortCircuit") {231      var t = ""232      val message = shouldThrow<EventuallyShortCircuitException> {233         eventually({234            duration = 5.seconds()235            interval = 250.milliseconds().fixed()236            shortCircuit = { it.result == "xx" }237            predicate = { it.result == "xxxxxxxxxxx" }238         }) {239            t += "x"240            t241         }242      }.message243      all(message) {244         this.shouldContain("The provided shortCircuit function caused eventually to exit early")245         this.shouldContain("EventuallyState(result=xx")246      }247   }248   test("eventually fails tests that fail a predicate") {249      shouldThrow<AssertionError> {250         eventually({251            duration = 1.seconds()252            predicate = { it.result == 2 }253         }) {254            1255         }256      }257   }258   test("eventually supports fibonacci intervals") {259      var t = ""260      val latch = CountDownLatch(5)261      val result = eventually({262         duration = 10.seconds()263         interval = 200.milliseconds().fibonacci()264         predicate = { it.result == "xxxxxx" }265         listener = { latch.countDown() }266      }) {267         t += "x"268         t269      }270      latch.await(10, TimeUnit.SECONDS) shouldBe true271      result shouldBe "xxxxxx"272   }273   fun <T> slow() = EventuallyConfig<T>(interval = 250.seconds().fixed())274   test("eventually can accept shareable configuration with Unit as the type and overrides") {275      val a = eventually(slow()) {276         5277      }278      a shouldBe 5279      val b = eventually(slow(), {280         predicate = { it.result == "hi" }281      }) {282         "hi"283      }284      b shouldBe "hi"285   }286   test("eventually throws if retry limit is exceeded") {287      val message = shouldThrow<AssertionError> {288         eventually({289            duration = 100000290            retries = 2291         }) {292            1 shouldBe 2293         }294      }.message295      // TODO: re-enable this when we have kotlin.time again296//         message.shouldContain("Eventually block failed after Infinity")297      message.shouldContain("attempted 2 time(s)")298   }299   test("eventually overrides assertion to hard assertion before executing assertion and reset it after executing") {300      val target = System.currentTimeMillis() + 1000301      val message = shouldThrow<AssertionError> {302         all {303            withClue("Eventually that should pass") {304               eventually(2.seconds()) {305                  System.currentTimeMillis() shouldBeGreaterThan target306               }307            }308            withClue("1 should never be 2") {309               1 shouldBe 2310            }311            withClue("2 should never be 3") {312               2 shouldBe 3313            }314         }315      }.message316      message shouldContain "1) 1 should never be 2"317      message shouldContain "2) 2 should never be 3"318   }319   test("eventually calls the listener when an exception is thrown in the producer function") {320      var state: EventuallyState<Unit>? = null321      shouldThrow<Throwable> {322         eventually({323            duration = 250.milliseconds()324            retries = 1325            listener = { if (state == null) { state = it } }326         }) {327            withClue("1 should never be 2") {328               1 shouldBe 2329            }330         }331      }332      state.shouldNotBeNull()333      state?.firstError?.message shouldContain "1 should never be 2"334   }335   test("allows exception if predicate is satisfied") {336      var i = 0337      eventually({338         duration = 2.seconds()339         suppressExceptionIf = { it.message == "foo" }340      }) {341         if (i++ < 3) {342            throw AssertionError("foo")343         }344      }345   }346   test("does not allow an exception if predicate is not satisfied") {347      shouldThrow<AssertionError> {348         var i = 0349         eventually({350            duration = 2.seconds()351            suppressExceptionIf = { it.message == "bar" }352         }) {353            if (i++ < 3) {354               throw AssertionError("foo")355            }356         }357      }.message shouldBe "foo"358   }359   test("allows a set of exceptions") {360      val exceptions = setOf(361         Pair(FileNotFoundException::class, FileNotFoundException()),362         Pair(AssertionError::class, AssertionError()),363         Pair(java.lang.RuntimeException::class, java.lang.RuntimeException())364      )365      var i = 0366      eventually({367         duration = 5.seconds()368         suppressExceptions = exceptions.map { it.first }.toSet()369      }) {370         exceptions.elementAtOrNull(i++)?.run {371            throw this.second372         }373      }374      i shouldBe exceptions.size + 1375   }376   test("short circuit exception cannot be suppressed") {377      shouldThrow<EventuallyShortCircuitException> {378         eventually({379            duration = 5.seconds()380            suppressExceptions = setOf(EventuallyShortCircuitException::class)381            shortCircuit = { true }382         }) {383            1 shouldBe 1384         }385      }386   }387})...

Int.milliseconds

Using AI Code Generation

1    Int.milliseconds(100)2    Int.seconds(100)3    Int.minutes(100)4    Int.hours(100)5    Int.days(100)6    Int.weeks(100)7    Int.years(100)8    Int.nanoseconds(100)9    Int.microseconds(100)10    Int.milliseconds(100)11    Int.seconds(100)12    Int.minutes(100)13    Int.hours(100)14    Int.days(100)15    Int.weeks(100)16    Int.years(100)17    Int.nanoseconds(100)

Int.milliseconds

Using AI Code Generation

1val time = Int.milliseconds(200)2val time = Int.seconds(200)3val time = Int.minutes(200)4val time = Int.hours(200)5val time = Int.days(200)6val time = Int.weeks(200)7val time = Int.years(200)8val time = Int.nanoseconds(200)9val time = Int.microseconds(200)10val time = Int.nanoseconds(200)11val time = Int.milliseconds(200)12val time = Int.seconds(200)13val time = Int.minutes(200)14val time = Int.hours(200)15val time = Int.days(200)16val time = Int.weeks(200)17val time = Int.years(200)

Int.milliseconds

Using AI Code Generation

1val event = Event()2eventually(2.seconds) {3}4val event = Event()5eventually(2000.milliseconds) {6}7val event = Event()8eventually(2000.milliseconds) {9}10val event = Event()11eventually(2000.milliseconds) {12}13val event = Event()14eventually(2000.milliseconds) {15}16val event = Event()17eventually(2000.milliseconds) {18}19val event = Event()20eventually(2000.milliseconds) {21}22val event = Event()23eventually(2000.milliseconds) {24}25val event = Event()26eventually(2000.milliseconds) {27}28val event = Event()29eventually(2000.milliseconds) {30}31val event = Event()32eventually(2000.milliseconds) {33}34val event = Event()35eventually(2000.milliseconds) {36}

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