Add asynchronous readers check

mcstatus/tests/test_async_support.py

@@ -0,0 +1,13 @@
+from unittest import TestCase
+
+from inspect import iscoroutinefunction
+
+from mcstatus.protocol.connection import TCPAsyncSocketConnection
+
+class TCPAsyncSocketConnectionTests(TestCase):
+    def test_is_completely_asynchronous(self):
+        conn = TCPAsyncSocketConnection()
+
+        for attribute in dir(conn):
+            if attribute.startswith("read_"):
+                self.assertTrue(iscoroutinefunction(conn.__getattribute__(attribute)))