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Remove checkAll from Racing tests, and use runBlocking on JVM. (#3468)
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Co-authored-by: Alejandro Serrano <[email protected]>
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nomisRev and serras authored Jul 8, 2024
1 parent 71b6d80 commit 49c3701
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Showing 28 changed files with 331 additions and 289 deletions.
Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,7 @@ import kotlin.time.ExperimentalTime
class BracketCaseTest {
@Test
fun immediateAcquireBracketCaseFinishesSuccessfully() = runTest {
checkAll(Arb.int(), Arb.int()) { a, b ->
checkAll(10, Arb.int(), Arb.int()) { a, b ->
var once = true
bracketCase(
acquire = { a },
Expand All @@ -34,7 +34,7 @@ class BracketCaseTest {

@Test
fun suspendedAcquireBracketCaseFinishedSuccessfully() = runTest {
checkAll(Arb.int(), Arb.int()) { a, b ->
checkAll(10, Arb.int(), Arb.int()) { a, b ->
var once = true
bracketCase(
acquire = { a.suspend() },
Expand All @@ -49,7 +49,7 @@ class BracketCaseTest {

@Test
fun immediateErrorInAcquireStaysTheSameError() = runTest {
checkAll(Arb.throwable()) { e ->
checkAll(10, Arb.throwable()) { e ->
Either.catch {
bracketCase<Unit, Int>(
acquire = { throw e },
Expand All @@ -62,7 +62,7 @@ class BracketCaseTest {

@Test
fun suspendErrorInAcquireStaysTheSameError() = runTest {
checkAll(Arb.throwable()) { e ->
checkAll(10, Arb.throwable()) { e ->
Either.catch {
bracketCase<Unit, Int>(
acquire = { e.suspend() },
Expand All @@ -75,7 +75,7 @@ class BracketCaseTest {

@Test
fun immediateUseBracketCaseFinishedSuccessfully() = runTest {
checkAll(Arb.int(), Arb.int()) { a, b ->
checkAll(10, Arb.int(), Arb.int()) { a, b ->
var once = true
bracketCase(
acquire = { a },
Expand All @@ -90,7 +90,7 @@ class BracketCaseTest {

@Test
fun suspendedUseBracketCaseFinishesSuccessfully() = runTest {
checkAll(Arb.int(), Arb.int()) { a, b ->
checkAll(10, Arb.int(), Arb.int()) { a, b ->
var once = true
bracketCase(
acquire = { a },
Expand All @@ -105,7 +105,7 @@ class BracketCaseTest {

@Test
fun bracketCaseMustRunReleaseTaskOnUseImmediateError() = runTest {
checkAll(Arb.int(), Arb.throwable()) { i, e ->
checkAll(10, Arb.int(), Arb.throwable()) { i, e ->
val promise = CompletableDeferred<ExitCase>()

Either.catch {
Expand All @@ -124,7 +124,7 @@ class BracketCaseTest {

@Test
fun bracketCaseMustRunReleaseTaskOnUseSuspendedError() = runTest {
checkAll(Arb.int(), Arb.throwable()) { x, e ->
checkAll(10, Arb.int(), Arb.throwable()) { x, e ->
val promise = CompletableDeferred<Pair<Int, ExitCase>>()

Either.catch {
Expand All @@ -143,7 +143,7 @@ class BracketCaseTest {

@Test
fun bracketCaseMustAlwaysRunImmediateRelease() = runTest {
checkAll(Arb.int()) { x ->
checkAll(10, Arb.int()) { x ->
val promise = CompletableDeferred<Pair<Int, ExitCase>>()

Either.catch {
Expand All @@ -162,7 +162,7 @@ class BracketCaseTest {

@Test
fun bracketCaseMustAlwaysRunSuspendedRelease() = runTest {
checkAll(Arb.int()) { x ->
checkAll(10, Arb.int()) { x ->
val promise = CompletableDeferred<Pair<Int, ExitCase>>()

Either.catch {
Expand All @@ -182,7 +182,7 @@ class BracketCaseTest {

@Test
fun bracketCaseMustAlwaysRunImmediateReleaseError() = runTest {
checkAll(Arb.int(), Arb.throwable()) { n, e ->
checkAll(10, Arb.int(), Arb.throwable()) { n, e ->
Either.catch {
bracketCase(
acquire = { n },
Expand All @@ -195,7 +195,7 @@ class BracketCaseTest {

@Test
fun bracketCaseMustAlwaysRunSuspendedReleaseError() = runTest {
checkAll(Arb.int(), Arb.throwable()) { n, e ->
checkAll(10, Arb.int(), Arb.throwable()) { n, e ->
Either.catch {
bracketCase(
acquire = { n },
Expand All @@ -211,7 +211,7 @@ class BracketCaseTest {

@Test
fun bracketCaseMustComposeImmediateUseAndImmediateReleaseError() = runTest {
checkAll(Arb.int(), Arb.throwable(), Arb.throwable()) { n, e, e2 ->
checkAll(10, Arb.int(), Arb.throwable(), Arb.throwable()) { n, e, e2 ->
Either.catch {
bracketCase<Int, Unit>(
acquire = { n },
Expand All @@ -224,7 +224,7 @@ class BracketCaseTest {

@Test
fun bracketCaseMustComposeSuspendUseAndImmediateReleaseError() = runTest {
checkAll(Arb.int(), Arb.throwable(), Arb.throwable()) { n, e, e2 ->
checkAll(10, Arb.int(), Arb.throwable(), Arb.throwable()) { n, e, e2 ->
Either.catch {
bracketCase<Int, Unit>(
acquire = { n },
Expand All @@ -237,7 +237,7 @@ class BracketCaseTest {

@Test
fun bracketCaseMustComposeImmediateUseAndSuspendReleaseError() = runTest {
checkAll(Arb.int(), Arb.throwable(), Arb.throwable()) { n, e, e2 ->
checkAll(10, Arb.int(), Arb.throwable(), Arb.throwable()) { n, e, e2 ->
Either.catch {
bracketCase<Int, Unit>(
acquire = { n },
Expand All @@ -250,7 +250,7 @@ class BracketCaseTest {

@Test
fun bracketCaseMustComposeSuspendUseAndSuspendReleaseError() = runTest {
checkAll(Arb.int(), Arb.throwable(), Arb.throwable()) { n, e, e2 ->
checkAll(10, Arb.int(), Arb.throwable(), Arb.throwable()) { n, e, e2 ->
Either.catch {
bracketCase<Int, Unit>(
acquire = { n },
Expand Down Expand Up @@ -338,7 +338,7 @@ class BracketCaseTest {

@Test
fun acquireOnBracketCaseIsNotCancellable() = runTest {
checkAll(Arb.int(), Arb.int()) { x, y ->
checkAll(10, Arb.int(), Arb.int()) { x, y ->
val mVar = Channel<Int>(1).apply { send(x) }
val latch = CompletableDeferred<Unit>()
val p = CompletableDeferred<ExitCase>()
Expand Down Expand Up @@ -367,7 +367,7 @@ class BracketCaseTest {

@Test
fun releaseOnBracketCaseIsNotCancellable() = runTest {
checkAll(Arb.int(), Arb.int()) { x, y ->
checkAll(10, Arb.int(), Arb.int()) { x, y ->
val mVar = Channel<Int>(1).apply { send(x) }
val latch = CompletableDeferred<Unit>()

Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -19,15 +19,15 @@ import kotlin.test.Test
class CountDownLatchSpec {
@Test
fun shouldRaiseAnExceptionWhenConstructedWithNegativeOrZeroCapacity() = runTest {
checkAll(Arb.long(Long.MIN_VALUE, 0)) { i ->
checkAll(10, Arb.long(Long.MIN_VALUE, 0)) { i ->
shouldThrow<IllegalArgumentException> { CountDownLatch(i) }.message shouldBe
"CountDownLatch must be constructed with positive non-zero initial count, but was $i"
}
}

@Test
fun releaseAndThenAwaitShouldComplete() = runTest {
checkAll(Arb.long(1, 20)) { count ->
checkAll(10, Arb.long(1, 20)) { count ->
val latch = CountDownLatch(count)
repeat(count.toInt()) { latch.countDown() }
latch.await() shouldBe Unit
Expand All @@ -36,7 +36,7 @@ class CountDownLatchSpec {

@Test
fun awaitAndThenReleaseShouldComplete() = runTest {
checkAll(Arb.long(1, 20)) { count ->
checkAll(10, Arb.long(1, 20)) { count ->
val latch = CountDownLatch(count)
val job = launch { latch.await() }
repeat(count.toInt()) { latch.countDown() }
Expand All @@ -46,7 +46,7 @@ class CountDownLatchSpec {

@Test
fun awaitWithMoreThanOneLatchUnreleasedShouldBlock() = runTest {
checkAll(Arb.long(1, 20)) { count ->
checkAll(10, Arb.long(1, 20)) { count ->
val latch = CountDownLatch(count)
repeat(count.toInt() - 1) { latch.countDown() }
withTimeoutOrNull(1) { latch.await() }.shouldBeNull()
Expand All @@ -56,7 +56,7 @@ class CountDownLatchSpec {

@Test
fun multipleAwaitsShouldAllComplete() = runTest {
checkAll(Arb.long(1, 20)) { count ->
checkAll(10, Arb.long(1, 20)) { count ->
val latch = CountDownLatch(count)
val jobs = (0 until count).map { launch { latch.await() } }
repeat(count.toInt()) { latch.countDown() }
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -18,31 +18,31 @@ import kotlin.test.Test
class CyclicBarrierSpec {
@Test
fun shouldRaiseAnExceptionWhenConstructedWithNegativeOrZeroCapacity() = runTest {
checkAll(Arb.int(Int.MIN_VALUE, 0)) { i ->
checkAll(10, Arb.int(Int.MIN_VALUE, 0)) { i ->
shouldThrow<IllegalArgumentException> { CyclicBarrier(i) }.message shouldBe
"Cyclic barrier must be constructed with positive non-zero capacity $i but was $i > 0"
}
}

@Test
fun barrierOfCapacity1IsANoOp() = runTest {
checkAll(Arb.constant(Unit)) {
checkAll(10, Arb.constant(Unit)) {
val barrier = CyclicBarrier(1)
barrier.await()
}
}

@Test
fun awaitingAllInParallelResumesAllCoroutines() = runTestUsingDefaultDispatcher {
checkAll(Arb.int(1, 20)) { i ->
checkAll(10, Arb.int(1, 20)) { i ->
val barrier = CyclicBarrier(i)
(0 until i).parMap { barrier.await() }
}
}

@Test
fun shouldResetOnceFull() = runTestUsingDefaultDispatcher {
checkAll(Arb.constant(Unit)) {
checkAll(10, Arb.constant(Unit)) {
val barrier = CyclicBarrier(2)
parZip({ barrier.await() }, { barrier.await() }) { _, _ -> }
barrier.capacity shouldBe 2
Expand All @@ -60,7 +60,7 @@ class CyclicBarrierSpec {

@Test
fun awaitIsCancelable() = runTest {
checkAll(Arb.int(2, Int.MAX_VALUE)) { i ->
checkAll(10, Arb.int(2, Int.MAX_VALUE)) { i ->
val barrier = CyclicBarrier(i)
val exitCase = CompletableDeferred<ExitCase>()

Expand All @@ -77,15 +77,15 @@ class CyclicBarrierSpec {

@Test
fun shouldCleanUpUponCancellationOfAwait() = runTest {
checkAll(Arb.constant(Unit)) {
checkAll(10, Arb.constant(Unit)) {
val barrier = CyclicBarrier(2)
launch(start = CoroutineStart.UNDISPATCHED) { barrier.await() }.cancelAndJoin()
}
}

@Test
fun resetCancelsAllAwaiting() = runTest {
checkAll(Arb.int(2, 20)) { i ->
checkAll(10, Arb.int(2, 20)) { i ->
val barrier = CyclicBarrier(i)
val exitCase = CompletableDeferred<ExitCase>()

Expand All @@ -103,7 +103,7 @@ class CyclicBarrierSpec {

@Test
fun shouldCleanUpUponReset() = runTestUsingDefaultDispatcher {
checkAll(Arb.int(2, 20)) { i ->
checkAll(10, Arb.int(2, 20)) { i ->
val barrier = CyclicBarrier(i)
val exitCase = CompletableDeferred<ExitCase>()

Expand All @@ -119,7 +119,7 @@ class CyclicBarrierSpec {

@Test
fun raceFiberCancelAndBarrierFull() = runTestUsingDefaultDispatcher {
checkAll(Arb.constant(Unit)) {
checkAll(10, Arb.constant(Unit)) {
val barrier = CyclicBarrier(2)
val job = launch(start = CoroutineStart.UNDISPATCHED) { barrier.await() }
when (raceN({ barrier.await() }, { job.cancelAndJoin() })) {
Expand All @@ -133,7 +133,7 @@ class CyclicBarrierSpec {

@Test
fun reset() = runTest {
checkAll(Arb.int(2..10)) { n ->
checkAll(10, Arb.int(2..10)) { n ->
val barrier = CyclicBarrier(n)

val exits = (0 until n - 1).map { CompletableDeferred<ExitCase>() }
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -36,15 +36,15 @@ class FlowTest {

@Test
fun parMapConcurrentEqualOneMinusIdentity() = runTestUsingDefaultDispatcher {
checkAll(Arb.flow(Arb.int(), range = 1 .. 20)) { flow ->
checkAll(10, Arb.flow(Arb.int(), range = 1 .. 20)) { flow ->
flow.parMap(1) { it }
.toList() shouldBe flow.toList()
}
}

@Test
fun parMapRunsInParallel() = runTestUsingDefaultDispatcher {
checkAll(Arb.int(), Arb.int(1..2)) { i, n ->
checkAll(10, Arb.int(), Arb.int(1..2)) { i, n ->
val latch = CompletableDeferred<Int>()
flowOf(1, 2).parMap { index ->
if (index == n) latch.await()
Expand Down Expand Up @@ -77,7 +77,7 @@ class FlowTest {

@Test
fun parMapExceptionInParMapCancelsAllRunningTasks() = runTestUsingDefaultDispatcher {
checkAll(Arb.int(), Arb.throwable(), Arb.int(1..2)) { i, e, n ->
checkAll(10, Arb.int(), Arb.throwable(), Arb.int(1..2)) { i, e, n ->
val latch = CompletableDeferred<Unit>()
val exit = CompletableDeferred<Pair<Int, ExitCase>>()

Expand All @@ -104,7 +104,7 @@ class FlowTest {

@Test
fun parMapCancellingParMapCancelsAllRunningJobs() = runTestUsingDefaultDispatcher {
checkAll(Arb.int(), Arb.int()) { i, i2 ->
checkAll(10, Arb.int(), Arb.int()) { i, i2 ->
val latch = CompletableDeferred<Unit>()
val exitA = CompletableDeferred<Pair<Int, ExitCase>>()
val exitB = CompletableDeferred<Pair<Int, ExitCase>>()
Expand Down Expand Up @@ -136,15 +136,15 @@ class FlowTest {

@Test
fun parMapUnorderedConcurrentEqualOneMinusIdentity() = runTestUsingDefaultDispatcher {
checkAll(Arb.flow(Arb.int(), range = 1 .. 20)) { flow ->
checkAll(10, Arb.flow(Arb.int(), range = 1 .. 20)) { flow ->
flow.parMapUnordered(concurrency = 1) { it }
.toSet() shouldBe flow.toSet()
}
}

@Test
fun parMapUnorderedRunsInParallel() = runTestUsingDefaultDispatcher {
checkAll(Arb.int(), Arb.int(1..2)) { i, n ->
checkAll(10, Arb.int(), Arb.int(1..2)) { i, n ->
val latch = CompletableDeferred<Int>()
flowOf(1, 2).parMapUnordered { index ->
if (index == n) latch.await()
Expand Down Expand Up @@ -178,7 +178,7 @@ class FlowTest {

@Test
fun parMapUnorderedExceptionInParMapCancelsAllRunningTasks() = runTestUsingDefaultDispatcher {
checkAll(Arb.int(), Arb.throwable(), Arb.int(1..2)) { i, e, n ->
checkAll(10, Arb.int(), Arb.throwable(), Arb.int(1..2)) { i, e, n ->
val latch = CompletableDeferred<Unit>()
val exit = CompletableDeferred<Pair<Int, ExitCase>>()

Expand All @@ -205,7 +205,7 @@ class FlowTest {

@Test
fun parMapUnorderedCancellingParMapCancelsAllRunningJobs() = runTestUsingDefaultDispatcher {
checkAll(Arb.int(), Arb.int()) { i, i2 ->
checkAll(10, Arb.int(), Arb.int()) { i, i2 ->
val latch = CompletableDeferred<Unit>()
val exitA = CompletableDeferred<Pair<Int, ExitCase>>()
val exitB = CompletableDeferred<Pair<Int, ExitCase>>()
Expand Down Expand Up @@ -255,7 +255,7 @@ class FlowTest {

@Test @ExperimentalTime
fun fixedDelay() = runTest {
checkAll(Arb.long(10L .. 50L), Arb.int(3..20)) { waitPeriodInMillis, n ->
checkAll(10, Arb.long(10L .. 50L), Arb.int(3..20)) { waitPeriodInMillis, n ->
val waitPeriod = waitPeriodInMillis.milliseconds
val emissionDuration = (waitPeriodInMillis / 10L).milliseconds
var state: ComparableTimeMark? = null
Expand All @@ -281,7 +281,7 @@ class FlowTest {

@Test @ExperimentalTime
fun fixedRate() = runTest {
checkAll(Arb.long(10L..50L), Arb.int(3..20)) { waitPeriodInMillis, n ->
checkAll(10, Arb.long(10L..50L), Arb.int(3..20)) { waitPeriodInMillis, n ->
val waitPeriod = waitPeriodInMillis.milliseconds
val emissionDuration = (waitPeriodInMillis / 10L).milliseconds
var state: ComparableTimeMark? = null
Expand Down
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