Add test for multiple listeners on one subscription

diff --git a/src/test/java/net/pterodactylus/fcp/quelaton/DefaultFcpClientTest.java b/src/test/java/net/pterodactylus/fcp/quelaton/DefaultFcpClientTest.java
index dae4111..c37b5e0 100644 (file)
--- a/src/test/java/net/pterodactylus/fcp/quelaton/DefaultFcpClientTest.java
+++ b/src/test/java/net/pterodactylus/fcp/quelaton/DefaultFcpClientTest.java
@@ -2310,6 +2310,24 @@ public class DefaultFcpClientTest {
                        assertThat(edition.get(), is(24));
                }
 
+               @Test
+               public void subscriptionUpdatesMultipleTimes() throws InterruptedException, ExecutionException, IOException {
+                       Future<Optional<UskSubscription>> uskSubscription = fcpClient.subscribeUsk().uri(URI).execute();
+                       connectAndAssert(() -> matchesFcpMessage("SubscribeUSK", "URI=" + URI, "EndMessage"));
+                       replyWithSubscribed();
+                       assertThat(uskSubscription.get().get().getUri(), is(URI));
+                       AtomicInteger edition = new AtomicInteger();
+                       CountDownLatch updated = new CountDownLatch(2);
+                       uskSubscription.get().get().onUpdate(e -> {
+                               edition.set(e);
+                               updated.countDown();
+                       });
+                       uskSubscription.get().get().onUpdate(e -> updated.countDown());
+                       sendUpdateNotification(23);
+                       assertThat("updated in time", updated.await(5, TimeUnit.SECONDS), is(true));
+                       assertThat(edition.get(), is(23));
+               }
+
                private void replyWithSubscribed() throws IOException {
                        fcpServer.writeLine(
                                "SubscribedUSK",