Better test clarity.

Author: kylev

tests/test_fan.py

@@ -545,10 +545,9 @@ async def test_standing_fan_set_vertical_oscillation_angle_int(byte_value):
 async def test_standing_fan_set_vertical_oscillation_angle_90():
     """Raw-int callers may also use 90 degrees, which maps to byte 0x5F (95)."""
     standing_fan = create_standing_fan_for_testing()
-    byte_value = 95
     await standing_fan.set_vertical_oscillation_angle(90)
     cmd = standing_fan._send_command.call_args[0][0]
-    assert cmd == f"{fan.COMMAND_SET_OSCILLATION_PARAMS}FFFF{byte_value:02X}FF"
+    assert cmd == f"{fan.COMMAND_SET_OSCILLATION_PARAMS}FFFF{VerticalOscillationAngle.ANGLE_90.value:02X}FF"
 
 
 @pytest.mark.asyncio