使用Kotlin和akka-testkit测试akka角色

// Maven
<dependency>
    <groupId>com.typesafe.akka</groupId>
    <artifactId>akka-actor_2.12</artifactId>
    <version>2.6.16</version>
</dependency>

<dependency>
    <groupId>com.typesafe.akka</groupId>
    <artifactId>akka-testkit_2.12</artifactId>
    <version>2.6.16</version>
    <scope>test</scope>
</dependency>

// Gradle
implementation 'com.typesafe.akka:akka-actor_2.12:2.6.16'
testImplementation 'com.typesafe.akka:akka-testkit_2.12:2.6.16'

import akka.actor.ActorSystem
import akka.testkit.TestKit
import akka.testkit.TestProbe
import org.junit.AfterClass
import org.junit.BeforeClass
import org.junit.Test

class MyActorTest {

    companion object {
        lateinit var system: ActorSystem

        @BeforeClass
        @JvmStatic
        fun setup() {
            system = ActorSystem.create()
        }

        @AfterClass
        @JvmStatic
        fun teardown() {
            TestKit.shutdownActorSystem(system)
        }
    }

    @Test
    fun `test my actor behavior`() {
        val testProbe = TestProbe(system)
        val myActor = system.actorOf(MyActor.props())

        myActor.tell("Hello", testProbe.ref)

        testProbe.expectMsg("Hello")
    }
}