fancynpcs: Fix tests

libraries/plugin-tests/src/main/java/de/oliver/plugintests/utils/Delay.java

@@ -0,0 +1,19 @@
+package de.oliver.plugintests.utils;
+
+import java.util.concurrent.*;
+
+public class Delay {
+
+    private static final ScheduledExecutorService EXECUTOR = Executors.newScheduledThreadPool(10);
+
+    public static void delay(Runnable runnable) {
+        ScheduledFuture<?> f = EXECUTOR.schedule(runnable, 10, TimeUnit.MILLISECONDS);
+
+        try {
+            f.get(100, TimeUnit.MILLISECONDS);
+        } catch (InterruptedException | ExecutionException | TimeoutException e) {
+            System.out.println("Delay interrupted: " + e.getMessage());
+        }
+    }
+
+}