diff --git a/motioneye_client/client.py b/motioneye_client/client.py
index 4cadc41..af97967 100755
--- a/motioneye_client/client.py
+++ b/motioneye_client/client.py
@@ -301,16 +301,16 @@ def get_image_url(self, camera_id: int, path: str, preview: bool = False) -> str
         )
 
     @classmethod
-    def is_file_type_image(self, file_type: int) -> bool:
+    def is_file_type_image(cls, file_type: int) -> bool:
         """Determine if a file_type represents an image."""
         # It's an image if the event file_type is <8.
         # See: https://github.com/Motion-Project/motion/blob/master/src/motion.h#L177
         return file_type < 8
 
     @classmethod
-    def is_file_type_movie(self, file_type: int) -> bool:
+    def is_file_type_movie(cls, file_type: int) -> bool:
         """Determine if a file_type represents an image."""
-        return not self.is_file_type_image(file_type)
+        return not cls.is_file_type_image(file_type)
 
     async def async_get_movies(
         self, camera_id: int, prefix: str | None = None
diff --git a/tests/test_client.py b/tests/test_client.py
index a300217..2029c20 100644
--- a/tests/test_client.py
+++ b/tests/test_client.py
@@ -4,7 +4,6 @@
 
 import asyncio
 from contextlib import closing
-import logging
 import socket
 from typing import Any
 from unittest.mock import AsyncMock
@@ -25,8 +24,6 @@
     KEY_VIDEO_STREAMING,
 )
 
-_LOGGER = logging.getLogger(__name__)
-
 
 async def _create_motioneye_server(aiohttp_server: Any, handlers: list[Any]) -> Any:
     app = web.Application()
@@ -99,9 +96,6 @@ async def login_handler(request: web.Request) -> web.Response:
 async def test_cannot_connect(caplog: Any, aiohttp_server: Any) -> None:
     """Test a failed connection."""
 
-    async def login_handler(request: web.Request) -> web.Response:
-        return web.Response(body="this is not json")
-
     with closing(socket.socket(socket.AF_INET, socket.SOCK_STREAM)) as s:
         s.bind(("localhost", 0))
         s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
@@ -474,7 +468,7 @@ async def test_is_file_type_image() -> None:
 
 @pytest.mark.asyncio
 async def test_is_file_type_movie() -> None:
-    """Test is_file_type_image."""
+    """Test is_file_type_movie."""
 
     client = MotionEyeClient("http://localhost")
     assert not client.is_file_type_movie(0)