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/*
* Copyright 2016-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
*/
package kotlinx.coroutines.channels
import kotlinx.coroutines.*
import org.junit.Test
import kotlin.test.*
class ChannelsJvmTest : TestBase() {
@Test
fun testTrySendBlocking() {
val ch = Channel<Int>()
val sum = GlobalScope.async {
var sum = 0
ch.consumeEach { sum += it }
sum
}
repeat(10) {
assertTrue(ch.trySendBlocking(it).isSuccess)
}
ch.close()
assertEquals(45, runBlocking { sum.await() })
}
@Test
fun testTrySendBlockingClosedChannel() {
run {
val channel = Channel<Unit>().also { it.close() }
channel.trySendBlocking(Unit)
.onSuccess { expectUnreached() }
.onFailure { assertTrue(it is ClosedSendChannelException) }
.also { assertTrue { it.isClosed } }
}
run {
val channel = Channel<Unit>().also { it.close(TestException()) }
channel.trySendBlocking(Unit)
.onSuccess { expectUnreached() }
.onFailure { assertTrue(it is TestException) }
.also { assertTrue { it.isClosed } }
}
run {
val channel = Channel<Unit>().also { it.cancel(TestCancellationException()) }
channel.trySendBlocking(Unit)
.onSuccess { expectUnreached() }
.onFailure { assertTrue(it is TestCancellationException) }
.also { assertTrue { it.isClosed } }
}
}
}
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