move code to src/test

* so that it compiles and tests pass
* fix some additional snip references in getting started

akka-docs/src/test/java/jdocs/actor/fsm/BuncherTest.java

@@ -0,0 +1,78 @@
+/**
+ * Copyright (C) 2009-2017 Lightbend Inc. <http://www.lightbend.com>
+ */
+
+package jdocs.actor.fsm;
+
+import akka.actor.ActorRef;
+import akka.actor.ActorSystem;
+import akka.actor.Props;
+import jdocs.AbstractJavaTest;
+import akka.testkit.javadsl.TestKit;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import java.util.LinkedList;
+
+import static jdocs.actor.fsm.Events.Batch;
+import static jdocs.actor.fsm.Events.Queue;
+import static jdocs.actor.fsm.Events.SetTarget;
+import static jdocs.actor.fsm.Events.Flush.Flush;
+
+//#test-code
+public class BuncherTest extends AbstractJavaTest {
+
+  static ActorSystem system;
+
+  @BeforeClass
+  public static void setup() {
+    system = ActorSystem.create("BuncherTest");
+  }
+
+  @AfterClass
+  public static void tearDown() {
+    TestKit.shutdownActorSystem(system);
+    system = null;
+  }
+
+  @Test
+  public void testBuncherActorBatchesCorrectly() {
+    new TestKit(system) {{
+      final ActorRef buncher =
+        system.actorOf(Props.create(Buncher.class));
+      final ActorRef probe = getRef();
+
+      buncher.tell(new SetTarget(probe), probe);
+      buncher.tell(new Queue(42), probe);
+      buncher.tell(new Queue(43), probe);
+      LinkedList<Object> list1 = new LinkedList<>();
+      list1.add(42);
+      list1.add(43);
+      expectMsgEquals(new Batch(list1));
+      buncher.tell(new Queue(44), probe);
+      buncher.tell(Flush, probe);
+      buncher.tell(new Queue(45), probe);
+      LinkedList<Object> list2 = new LinkedList<>();
+      list2.add(44);
+      expectMsgEquals(new Batch(list2));
+      LinkedList<Object> list3 = new LinkedList<>();
+      list3.add(45);
+      expectMsgEquals(new Batch(list3));
+      system.stop(buncher);
+    }};
+  }
+
+  @Test
+  public void testBuncherActorDoesntBatchUninitialized() {
+    new TestKit(system) {{
+      final ActorRef buncher =
+        system.actorOf(Props.create(Buncher.class));
+      final ActorRef probe = getRef();
+
+      buncher.tell(new Queue(42), probe);
+      expectNoMsg();
+      system.stop(buncher);
+    }};
+  }
+}
+//#test-code