Added delayed invocation spam test

test/dorkboxTest/network/rmi/RmiDelayedInvocationSpamTest.kt

@@ -0,0 +1,123 @@
+
+import dorkbox.network.Client
+import dorkbox.network.Configuration
+import dorkbox.network.Server
+import dorkbox.network.connection.Connection
+import dorkbox.network.rmi.RemoteObject
+import dorkbox.network.serialization.NetworkSerializationManager
+import dorkbox.util.exceptions.SecurityException
+import dorkboxTest.network.BaseTest
+import kotlinx.coroutines.runBlocking
+import org.junit.Assert
+import org.junit.Test
+import java.io.IOException
+import java.util.concurrent.atomic.AtomicLong
+
+class RmiDelayedInvocationSpamTest : BaseTest() {
+    private val totalRuns = 1000000
+    private val counter = AtomicLong(0)
+
+    private val RMI_ID = 12251
+
+    @Test
+    @Throws(SecurityException::class, IOException::class)
+    fun rmiNetwork() {
+        rmi()
+    }
+
+    @Test
+    @Throws(SecurityException::class, IOException::class)
+    fun rmiLocal() {
+//        rmi(object : Config() {
+//            fun apply(configuration: Configuration) {
+//                configuration.localChannelName = EndPoint.LOCAL_CHANNEL
+//            }
+//        })
+    }
+
+    fun register(serialization: NetworkSerializationManager) {
+        serialization.registerRmi(TestObject::class.java, TestObjectImpl::class.java)
+    }
+
+    /**
+     * In this test the server has two objects in an object space. The client
+     * uses the first remote object to get the second remote object.
+     */
+    fun rmi(config: (Configuration) -> Unit = {}) {
+        val server: Server<Connection>
+
+        run {
+            val configuration = serverConfig()
+            config(configuration)
+            register(configuration.serialization)
+
+            server = Server<Connection>(configuration)
+            addEndPoint(server)
+
+            server.saveGlobalObject(TestObjectImpl(counter), RMI_ID)
+
+            server.bind(false)
+        }
+
+
+        run {
+            val configuration = clientConfig()
+            config(configuration)
+            register(configuration.serialization)
+
+            val client = Client<Connection>(configuration)
+            addEndPoint(client)
+
+            client.onConnect { connection ->
+
+                val remoteObject = connection.getGlobalObject<TestObject>(RMI_ID)
+                val obj = remoteObject as RemoteObject
+                obj.async = true
+
+                var started = false
+                for (i in 0 until totalRuns) {
+                    if (!started) {
+                        started = true
+                        System.err.println("Running for $totalRuns iterations....")
+                    }
+
+                    if (i % 10000L == 0L) {
+                        // this doesn't always output to the console. weird.
+                        client.logger.error("$i")
+                    }
+
+                    try {
+                        remoteObject.setOther(i.toLong())
+                    } catch (e: Exception) {
+                        System.err.println("Timeout when calling RMI method")
+                        e.printStackTrace()
+                    }
+                }
+
+                // have to do this first, so it will wait for the client responses!
+                // if we close the client first, the connection will be closed, and the responses will never arrive to the server
+                server.close()
+                stopEndPoints()
+            }
+
+            runBlocking {
+                client.connect()
+            }
+        }
+
+        waitForThreads(200)
+        Assert.assertEquals(totalRuns.toLong(), counter.get())
+    }
+
+    private interface TestObject {
+        fun setOther(value: Long): Boolean
+    }
+
+    private class TestObjectImpl(private val counter: AtomicLong) : TestObject {
+        @Override
+        override fun setOther(aFloat: Long): Boolean {
+            counter.getAndIncrement()
+            return true
+        }
+    }
+}