Adjust IntFlag handling in syrupy (#90223)

tests/syrupy.py

@@ -111,10 +111,10 @@ class HomeAssistantSnapshotSerializer(AmberDataSerializer):
             serializable_data = cls._serializable_config_entry(data)
         elif dataclasses.is_dataclass(data):
             serializable_data = dataclasses.asdict(data)
-        elif isinstance(data, IntFlag) and data == 0:
+        elif isinstance(data, IntFlag):
             # The repr of an enum.IntFlag has changed between Python 3.10 and 3.11
-            # This only concerns the 0 case, which we normalize here
-            serializable_data = 0
+            # so we normalize it here.
+            serializable_data = _IntFlagWrapper(data)
         else:
             serializable_data = data
             with suppress(TypeError):
@@ -201,6 +201,17 @@ class HomeAssistantSnapshotSerializer(AmberDataSerializer):
         )
 
 
+class _IntFlagWrapper:
+    def __init__(self, flag: IntFlag) -> None:
+        self._flag = flag
+
+    def __repr__(self) -> str:
+        # 3.10: <ClimateEntityFeature.SWING_MODE|PRESET_MODE|FAN_MODE|TARGET_TEMPERATURE: 57>
+        # 3.11: <ClimateEntityFeature.TARGET_TEMPERATURE|FAN_MODE|PRESET_MODE|SWING_MODE: 57>
+        # Syrupy: <ClimateEntityFeature: 57>
+        return f"<{self._flag.__class__.__name__}: {self._flag.value}>"
+
+
 class HomeAssistantSnapshotExtension(AmberSnapshotExtension):
     """Home Assistant extension for Syrupy."""