Roman Elizarov | 1f74a2d | 2018-06-29 19:19:45 +0300 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2016-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license. |
| 3 | */ |
| 4 | |
Sergey Mashkov | 86f7061 | 2017-07-25 10:59:44 +0300 | [diff] [blame] | 5 | package kotlinx.coroutines.experimental.io |
| 6 | |
Roman Elizarov | c45f5fa | 2018-01-11 13:48:19 +0300 | [diff] [blame] | 7 | import kotlinx.coroutines.experimental.* |
Roman Elizarov | 8376203 | 2017-08-08 19:58:40 +0300 | [diff] [blame] | 8 | import kotlinx.coroutines.experimental.io.internal.ReadWriteBufferState |
Sergey Mashkov | 6d05993 | 2017-10-06 18:46:23 +0300 | [diff] [blame] | 9 | import kotlinx.io.pool.* |
Roman Elizarov | 8376203 | 2017-08-08 19:58:40 +0300 | [diff] [blame] | 10 | import org.junit.After |
| 11 | import org.junit.Test |
Roman Elizarov | 96d7a88 | 2017-08-30 15:17:05 +0300 | [diff] [blame] | 12 | import java.io.IOException |
Roman Elizarov | 8376203 | 2017-08-08 19:58:40 +0300 | [diff] [blame] | 13 | import java.nio.ByteBuffer |
| 14 | import java.util.concurrent.CopyOnWriteArrayList |
| 15 | import kotlin.test.assertEquals |
| 16 | import kotlin.test.assertTrue |
| 17 | import kotlin.test.fail |
Sergey Mashkov | 86f7061 | 2017-07-25 10:59:44 +0300 | [diff] [blame] | 18 | |
Roman Elizarov | c45f5fa | 2018-01-11 13:48:19 +0300 | [diff] [blame] | 19 | class PooledBufferTest : TestBase() { |
Sergey Mashkov | 86f7061 | 2017-07-25 10:59:44 +0300 | [diff] [blame] | 20 | private val allocated = CopyOnWriteArrayList<ByteBuffer>() |
| 21 | |
| 22 | private inner class TestPool : ObjectPool<ReadWriteBufferState.Initial> { |
| 23 | override val capacity: Int get() = 0 |
| 24 | |
| 25 | override fun borrow(): ReadWriteBufferState.Initial { |
Roman Elizarov | 8376203 | 2017-08-08 19:58:40 +0300 | [diff] [blame] | 26 | val buffer = ReadWriteBufferState.Initial(ByteBuffer.allocate(4096)) |
Sergey Mashkov | 86f7061 | 2017-07-25 10:59:44 +0300 | [diff] [blame] | 27 | allocated.add(buffer.backingBuffer) |
| 28 | return buffer |
| 29 | } |
| 30 | |
| 31 | override fun recycle(instance: ReadWriteBufferState.Initial) { |
| 32 | if (!allocated.remove(instance.backingBuffer)) { |
| 33 | fail("Couldn't release buffer from pool") |
| 34 | } |
| 35 | } |
| 36 | |
| 37 | override fun dispose() { |
| 38 | } |
| 39 | } |
| 40 | |
| 41 | private val channel = ByteBufferChannel(autoFlush = true, pool = TestPool()) |
| 42 | |
| 43 | @After |
| 44 | fun tearDown() { |
| 45 | assertTrue { allocated.isEmpty() } |
| 46 | } |
| 47 | |
| 48 | @Test |
| 49 | fun testWriteReadClose() { |
| 50 | runBlocking { |
| 51 | channel.writeInt(1) |
| 52 | assertEquals(1, allocated.size) |
| 53 | channel.readInt() |
| 54 | channel.close() |
| 55 | assertEquals(0, allocated.size) |
| 56 | } |
| 57 | } |
| 58 | |
| 59 | @Test |
| 60 | fun testWriteCloseRead() { |
| 61 | runBlocking { |
| 62 | channel.writeInt(1) |
| 63 | assertEquals(1, allocated.size) |
| 64 | channel.close() |
| 65 | channel.readInt() |
| 66 | assertEquals(0, allocated.size) |
| 67 | } |
| 68 | } |
| 69 | |
| 70 | @Test |
| 71 | fun testWriteCloseReadRead() { |
| 72 | runBlocking { |
| 73 | channel.writeInt(1) |
| 74 | assertEquals(1, allocated.size) |
| 75 | channel.close() |
| 76 | channel.readShort() |
| 77 | assertEquals(1, allocated.size) |
| 78 | channel.readShort() |
| 79 | assertEquals(0, allocated.size) |
| 80 | } |
| 81 | } |
| 82 | |
| 83 | @Test |
| 84 | fun testCloseOnly() { |
| 85 | runBlocking { |
| 86 | channel.close() |
| 87 | assertEquals(0, allocated.size) |
| 88 | } |
| 89 | } |
Sergey Mashkov | 24b040f | 2017-08-25 11:06:59 +0300 | [diff] [blame] | 90 | |
| 91 | @Test |
Sergey Mashkov | 9a6ca1a | 2017-11-20 11:43:26 +0300 | [diff] [blame] | 92 | fun testCloseWithError() { |
Sergey Mashkov | 24b040f | 2017-08-25 11:06:59 +0300 | [diff] [blame] | 93 | runBlocking { |
| 94 | channel.writeFully("OK".toByteArray()) |
| 95 | assertEquals(1, allocated.size) |
| 96 | channel.close(IOException()) |
| 97 | assertEquals(0, allocated.size) |
| 98 | } |
| 99 | } |
Sergey Mashkov | 86f7061 | 2017-07-25 10:59:44 +0300 | [diff] [blame] | 100 | } |