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Enable coroutines dumps in tests #5832

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27 changes: 27 additions & 0 deletions build-logic/src/main/kotlin/ktorbuild/targets/JvmConfig.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -11,12 +11,15 @@ import ktorbuild.internal.kotlin
import ktorbuild.internal.ktorBuild
import ktorbuild.internal.libs
import org.gradle.api.Project
import org.gradle.api.file.ConfigurableFileCollection
import org.gradle.api.provider.Provider
import org.gradle.api.tasks.Classpath
import org.gradle.api.tasks.testing.Test
import org.gradle.jvm.tasks.Jar
import org.gradle.jvm.toolchain.JavaLanguageVersion
import org.gradle.jvm.toolchain.JavaToolchainService
import org.gradle.kotlin.dsl.*
import org.gradle.process.CommandLineArgumentProvider
import org.jetbrains.kotlin.gradle.targets.jvm.tasks.KotlinJvmTest

internal fun Project.configureJvm() {
Expand Down Expand Up @@ -60,6 +63,30 @@ private fun Project.configureTests() {
useJUnitPlatform()
configureJavaToolchain(java.toolchain.languageVersion, ktorBuild.jvmTestToolchain)
}

val coroutinesDebugAgentProvider = createCoroutinesDebugAgentProvider()
tasks.withType<Test>().configureEach {
jvmArgumentProviders.add(coroutinesDebugAgentProvider)
}
}

private fun Project.createCoroutinesDebugAgentProvider(): JavaAgentArgumentProvider {
@Suppress("UnstableApiUsage")
val coroutinesDebugAgent = configurations.resolvable("coroutinesDebugAgent") {
isTransitive = false
}
dependencies.add(coroutinesDebugAgent.name, libs.kotlinx.coroutines.debug)

return objects.newInstance<JavaAgentArgumentProvider>().apply {
classpath.from(coroutinesDebugAgent)
}
}

private abstract class JavaAgentArgumentProvider : CommandLineArgumentProvider {
@get:Classpath
abstract val classpath: ConfigurableFileCollection

override fun asArguments(): Iterable<String> = listOf("-javaagent:${classpath.singleFile.absolutePath}")
}

private fun Project.configureJarManifest() {
Expand Down