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102 changes: 102 additions & 0 deletions
102
airbyte-cdk/bulk/core/load/src/test/kotlin/io/airbyte/cdk/state/MemoryManagerTest.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| /* | ||
| * Copyright (c) 2024 Airbyte, Inc., all rights reserved. | ||
| */ | ||
|
|
||
| package io.airbyte.cdk.state | ||
|
|
||
| import io.micronaut.context.annotation.Replaces | ||
| import io.micronaut.context.annotation.Requires | ||
| import io.micronaut.test.extensions.junit5.annotation.MicronautTest | ||
| import jakarta.inject.Singleton | ||
| import java.util.concurrent.atomic.AtomicBoolean | ||
| import kotlinx.coroutines.Dispatchers | ||
| import kotlinx.coroutines.launch | ||
| import kotlinx.coroutines.test.runTest | ||
| import kotlinx.coroutines.withContext | ||
| import kotlinx.coroutines.withTimeout | ||
| import org.junit.jupiter.api.Assertions | ||
| import org.junit.jupiter.api.Test | ||
|
|
||
| @MicronautTest | ||
| class MemoryManagerTest { | ||
| @Singleton | ||
| @Replaces(MemoryManager::class) | ||
| @Requires(env = ["test"]) | ||
| class MockAvailableMemoryProvider : AvailableMemoryProvider { | ||
| override val availableMemoryBytes: Long = 1000 | ||
| } | ||
|
|
||
| @Test | ||
| fun testReserveBlocking() = runTest { | ||
| val memoryManager = MemoryManager(MockAvailableMemoryProvider()) | ||
| val reserved = AtomicBoolean(false) | ||
|
|
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| try { | ||
| withTimeout(5000) { memoryManager.reserveBlocking(900) } | ||
| } catch (e: Exception) { | ||
| Assertions.fail<Unit>("Failed to reserve memory") | ||
| } | ||
|
|
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| Assertions.assertEquals(100, memoryManager.remainingMemoryBytes) | ||
|
|
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| val job = launch { | ||
| memoryManager.reserveBlocking(200) | ||
| reserved.set(true) | ||
| } | ||
|
|
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| memoryManager.reserveBlocking(0) | ||
| Assertions.assertFalse(reserved.get()) | ||
|
|
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| memoryManager.release(50) | ||
| memoryManager.reserveBlocking(0) | ||
| Assertions.assertEquals(150, memoryManager.remainingMemoryBytes) | ||
| Assertions.assertFalse(reserved.get()) | ||
|
|
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| memoryManager.release(25) | ||
| memoryManager.reserveBlocking(0) | ||
| Assertions.assertEquals(175, memoryManager.remainingMemoryBytes) | ||
| Assertions.assertFalse(reserved.get()) | ||
|
|
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| memoryManager.release(25) | ||
| try { | ||
| withTimeout(5000) { job.join() } | ||
| } catch (e: Exception) { | ||
| Assertions.fail<Unit>("Failed to unblock reserving memory") | ||
| } | ||
| Assertions.assertEquals(0, memoryManager.remainingMemoryBytes) | ||
| Assertions.assertTrue(reserved.get()) | ||
| } | ||
|
|
||
| @Test | ||
| fun testReserveBlockingMultithreaded() = runTest { | ||
| val memoryManager = MemoryManager(MockAvailableMemoryProvider()) | ||
| withContext(Dispatchers.IO) { | ||
| memoryManager.reserveBlocking(1000) | ||
| Assertions.assertEquals(0, memoryManager.remainingMemoryBytes) | ||
| val nIterations = 100000 | ||
|
|
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| val jobs = (0 until nIterations).map { launch { memoryManager.reserveBlocking(10) } } | ||
|
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| repeat(nIterations) { | ||
| memoryManager.release(10) | ||
| Assertions.assertTrue( | ||
| memoryManager.remainingMemoryBytes >= 0, | ||
| "Remaining memory is negative: ${memoryManager.remainingMemoryBytes}" | ||
| ) | ||
| } | ||
| jobs.forEach { it.join() } | ||
| Assertions.assertEquals(0, memoryManager.remainingMemoryBytes) | ||
| } | ||
| } | ||
|
|
||
| @Test | ||
| fun testRequestingMoreThanAvailableThrows() = runTest { | ||
| val memoryManager = MemoryManager(MockAvailableMemoryProvider()) | ||
| try { | ||
| memoryManager.reserveBlocking(1001) | ||
| } catch (e: IllegalArgumentException) { | ||
| return@runTest | ||
| } | ||
| Assertions.fail<Unit>("Requesting more memory than available should throw an exception") | ||
| } | ||
| } |
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2 changes: 1 addition & 1 deletion
2
airbyte-cdk/java/airbyte-cdk/core/src/main/resources/version.properties
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1 @@ | ||
| version=0.44.20 | ||
| version=0.44.21 |
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