Test: Make assert more verbose

Signed-off-by: Mathias L. Baumann <[email protected]>

Author: Marenz

tests/test_client.py

@@ -98,7 +98,15 @@ async def test_list_dispatches(
     dispatches = client.list(microgrid_id=1)
     async for page in dispatches:
         for dispatch in page:
-            assert dispatch in client.dispatches(microgrid_id=1)
+            service_side_dispatch = next(
+                filter(
+                    lambda d: d.id == dispatch.id,
+                    client.dispatches(microgrid_id=1),
+                ),
+                None,
+            )
+
+            assert dispatch == service_side_dispatch
 
 
 async def test_list_dispatches_no_duration(