refactor(ddg): passiv readout of event_status register

csaxs_bec/devices/epics/delay_generator_csaxs/ddg_1.py

@@ -160,7 +160,7 @@ class DDG1(PSIDeviceBase, DelayGeneratorCSAXS):
         self.cancel_on_stop(status)
         mcs = self.device_manager.devices.get("mcs", None)
         if mcs is None:
-            logger.info(f"Did not find mcs card in current session")
+            logger.info("Did not find mcs card with name 'mcs' in current session")
         else:
             mcs: MCSCardCSAXS
             status_ready_read = CompareStatus(mcs.ready_to_read, READYTOREAD.DONE)

tests/tests_devices/test_delay_generator_csaxs.py

@@ -208,18 +208,20 @@ def test_ddg1_stage(mock_ddg1):
 
 def test_ddg1_trigger(mock_ddg1):
     """Test the on_trigger method of DDG1."""
-    mock_ddg1.state.event_status._read_pv.mock_data = (
-        5  # STATUSBITS.END_OF_DELAY.value + STATUSBITS.TRIG.value
-    )
+    mock_ddg1.state.event_status._read_pv.mock_data = STATUSBITS.NONE.value
 
     with mock.patch.object(mock_ddg1, "device_manager") as mock_device_manager:
         # TODO add device manager DMMock, and properly test logic for mcs triggering.
         mock_get = mock_device_manager.devices.get = mock.Mock(return_value=None)
         status = mock_ddg1.trigger()
         assert mock_get.call_args == mock.call("mcs", None)
+        assert status.done is False
+        assert status.success is False
+        assert mock_ddg1.trigger_shot.get() == 1
+        mock_ddg1.state.event_status._read_pv.mock_data = STATUSBITS.END_OF_DELAY.value
+        status.wait(timeout=1)  # Wait for the status to be done
         assert status.done is True
         assert status.success is True
-        assert mock_ddg1.trigger_shot.get() == 1
 
 
 def test_ddg1_stop(mock_ddg1):