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package io.crashbox.ci
import akka.actor.ActorSystem
import akka.stream.{ ClosedShape, KillSwitch }
import akka.stream.scaladsl.{ GraphDSL, RunnableGraph, Sink, Source }
import akka.stream.{ ActorMaterializer, FanInShape2 }
import java.io.{ ByteArrayOutputStream, File }
import java.nio.file.Files
import org.scalatest._
import scala.concurrent.Await
import scala.concurrent.duration._
class BuildStageSpec extends FlatSpec with Matchers with DockerSuite{
implicit val materializer = ActorMaterializer()
val exec = new DockerExecutor
def withTmp[A](action: (File, ByteArrayOutputStream) => A): A = {
val dir = Files.createTempDirectory("crashbox-build-stage-test").toFile
val out = new ByteArrayOutputStream(1024)
try action(dir, out)
finally dir.delete()
}
"BuildStage" should "have a test!" in {
withTmp{ case (dir, out) =>
val taskDef = TaskDef(DockerEnvironment("crashbox"), "sleep 100; exit 0")
val resultSink = Sink.foreach[Builder.BuildState](x => println(x))
val graph = RunnableGraph.fromGraph(GraphDSL.create(resultSink) {
implicit b => sink =>
import GraphDSL.Implicits._
val builder = b.add(new BuildStage(exec, _ => dir, _ => out))
val submissions = b.add(
Source.repeat(TaskId("123", 2) -> taskDef))
val cancellations = b.add(
Source.tick(10.seconds, 10.seconds, TaskId("0", 0)))
val ks = b.add(KillSwitch)
submissions ~> builder.in0
cancellations ~> builder.in1
builder.out ~> sink
ClosedShape
})
graph.run()
Thread.sleep(30000)
println("terminating")
Await.result(system.terminate(), 60.seconds)
println("teminated")
Thread.sleep(5000)
println("eot")
}
}
}
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