add hasNoReply method on CommandResult (#31277)

akka-cluster-sharding-typed/src/test/java/jdocs/akka/cluster/sharding/typed/AccountExampleDocTest.java

@@ -9,6 +9,7 @@ import akka.pattern.StatusReply;
 import org.scalatestplus.junit.JUnitSuite;
 
 import static jdocs.akka.cluster.sharding.typed.AccountExampleWithEventHandlersInState.AccountEntity;
+import static org.junit.Assert.*;
 
 // #test
 import java.math.BigDecimal;
@@ -23,8 +24,6 @@ import org.junit.Before;
 import org.junit.ClassRule;
 import org.junit.Rule;
 import org.junit.Test;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertTrue;
 
 // #test
 
@@ -64,6 +63,14 @@ public class AccountExampleDocTest
     assertEquals(BigDecimal.ZERO, result.stateOfType(AccountEntity.OpenedAccount.class).balance);
   }
 
+  @Test
+  public void createWithUnHandle() {
+    CommandResultWithReply<
+            AccountEntity.Command, AccountEntity.Event, AccountEntity.Account, StatusReply<Done>>
+            result = eventSourcedTestKit.runCommand(AccountEntity.CreateAccount::new);
+    assertFalse(result.hasNoReply());
+  }
+
   @Test
   public void handleWithdraw() {
     eventSourcedTestKit.runCommand(AccountEntity.CreateAccount::new);

akka-persistence-testkit/src/main/scala/akka/persistence/testkit/internal/EventSourcedBehaviorTestKitImpl.scala

@@ -69,6 +69,8 @@ import akka.stream.scaladsl.Sink
             s"but was [${other.getClass.getName}]")
       }
     }
+
+    override def hasNoReply: Boolean = replyOption.isEmpty
   }
 
   final case class RestartResultImpl[State](state: State) extends RestartResult[State]

akka-persistence-testkit/src/main/scala/akka/persistence/testkit/javadsl/EventSourcedBehaviorTestKit.scala

@@ -186,6 +186,12 @@ object EventSourcedBehaviorTestKit {
      */
     def replyOfType[R <: Reply](replyClass: Class[R]): R =
       delegate.replyOfType(ClassTag[R](replyClass))
+
+    /**
+     * `true` if there is no reply.
+     */
+    def hasNoReply: Boolean = delegate.hasNoReply
+
   }
 
   /**

akka-persistence-testkit/src/main/scala/akka/persistence/testkit/scaladsl/EventSourcedBehaviorTestKit.scala

@@ -172,6 +172,12 @@ object EventSourcedBehaviorTestKit {
      * if the reply is of a different type.
      */
     def replyOfType[R <: Reply: ClassTag]: R
+
+    /**
+     * `true` if there is no reply.
+     */
+    def hasNoReply: Boolean
+
   }
 
   /**