fix: make aggregate cursor closable

Author: SaturnFromTitan

mongomock_motor/__init__.py

@@ -126,6 +126,12 @@ async def to_list(self, *args, **kwargs):
 
 
 @masquerade_class('motor.motor_asyncio.AsyncIOMotorLatentCommandCursor')
+@with_async_methods(
+    '__cursor',
+    [
+        'close',
+    ],
+)
 class AsyncLatentCommandCursor:
     def __init__(self, cursor):
         self.__cursor = cursor
@@ -184,12 +190,6 @@ async def to_list(self, *args, **kwargs):
         'update_one',
     ],
 )
-@with_async_methods(
-    '__cursor',
-    [
-        'close',
-    ],
-)
 class AsyncMongoMockCollection:
     def __init__(self, database, collection):
         self.database = database

tests/test_async_cursor.py

@@ -22,6 +22,15 @@ async def test_closeable():
     # Closing of already closed cursor don't trigger errors
     await cursor.close()
 
+    # Create command cursor
+    command_cursor = collection.aggregate([])
+
+    # Close cursor
+    await command_cursor.close()
+
+    # Closing of already closed cursor don't trigger errors
+    await command_cursor.close()
+
 
 @pytest.mark.anyio
 async def test_skip_and_limit():