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Update ParZip9Test.kt #3265

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merged 2 commits into from
Nov 4, 2023
Merged

Update ParZip9Test.kt #3265

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68ae433
Update ParZip9Test.kt
TejasMate Oct 30, 2023
4379997
Update ParZip9Test.kt
TejasMate Oct 30, 2023
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25 changes: 15 additions & 10 deletions arrow-libs/fx/arrow-fx-coroutines/src/commonTest/kotlin/arrow/fx/coroutines/ParZip9Test.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,6 @@ import arrow.fx.coroutines.awaitExitCase
import arrow.fx.coroutines.leftException
import arrow.fx.coroutines.parZip
import arrow.fx.coroutines.throwable
import io.kotest.core.spec.style.StringSpec
import io.kotest.matchers.should
import io.kotest.matchers.shouldBe
import io.kotest.matchers.types.shouldBeTypeOf
Expand All @@ -22,9 +21,13 @@ import kotlinx.coroutines.CompletableDeferred
import kotlinx.coroutines.async
import kotlinx.coroutines.channels.Channel
import kotlinx.coroutines.CoroutineScope
import kotlin.test.Test
import kotlinx.coroutines.test.runTest

class ParZip9Test : StringSpec({
"parZip 9 runs in parallel" {
class ParZip9Test {

@Test
fun parZip9RunsInParallel() = runTest {
checkAll(Arb.int(), Arb.int(), Arb.int(), Arb.int(), Arb.int(), Arb.int(), Arb.int(), Arb.int(), Arb.int()) { a, b, c, d, e, f, g, h, i ->
val r = Atomic("")
val modifyGate1 = CompletableDeferred<Unit>()
Expand Down Expand Up @@ -87,8 +90,9 @@ class ParZip9Test : StringSpec({
r.get() shouldBe "$i$h$g$f$e$d$c$b$a"
}
}

"Cancelling parZip 9 cancels all participants" {

@Test
fun CancellingParZip9CancelsAllParticipants() = runTest {
val s = Channel<Unit>()
val pa = CompletableDeferred<ExitCase>()
val pb = CompletableDeferred<ExitCase>()
Expand Down Expand Up @@ -129,8 +133,9 @@ class ParZip9Test : StringSpec({
ph.await().shouldBeTypeOf<ExitCase.Cancelled>()
pi.await().shouldBeTypeOf<ExitCase.Cancelled>()
}

"parZip 9 cancels losers if a failure occurs in one of the tasks" {

@Test
fun parZip9CancelsLosersIfAFailureOccursInOneOfTheTasks() = runTest {
checkAll(
Arb.throwable(),
Arb.element(listOf(1, 2, 3, 4, 5, 6, 7, 8, 9))
Expand Down Expand Up @@ -180,8 +185,9 @@ class ParZip9Test : StringSpec({
r should leftException(e)
}
}

"parZip CancellationException on right can cancel rest" {

@Test
fun parZipCancellationExceptionOnRightCanCancelRest() = runTest {
checkAll(Arb.string(), Arb.int(1..9)) { msg, cancel ->
val s = Channel<Unit>()
val pa = CompletableDeferred<ExitCase>()
Expand Down Expand Up @@ -229,4 +235,3 @@ class ParZip9Test : StringSpec({
}
}
}
)