Plz, hope this is the last one for code cov

tests/unit/backend/service/test_ReductionService.py

@@ -632,6 +632,18 @@ def test_fetchReductionGroceries_creates_versions(self):
         assert self.request.versions.calibration == 1
         assert self.request.versions.normalization == 2
 
+    def test_reduction_with_artificial_norm_response(self):
+        artificial_response = ArtificialNormResponse(diffractionWorkspace="mock_diffraction_ws")
+        self.instance.fetchReductionGroceries = mock.Mock(return_value=artificial_response)
+
+        self.instance.dataFactoryService.calibrationExists = mock.Mock(return_value=True)
+        self.instance.dataFactoryService.normalizationExists = mock.Mock(return_value=True)
+
+        result = self.instance.reduction(self.request)
+
+        assert result == artificial_response
+        self.instance.fetchReductionGroceries.assert_called_once_with(self.request)
+
 
 class TestReductionServiceMasks:
     @pytest.fixture(autouse=True, scope="class")

tests/unit/meta/test_Decorators.py

@@ -134,6 +134,19 @@ def test_stateValidationExceptionWritePerms():
         assert "The following error occurred:Test Exception\n\nPlease contact your CIS." in str(excinfo.value)
 
 
+def test_stateValidationExceptionNoTraceback():
+    exception = Exception("Test Exception without traceback")
+
+    with patch("snapred.backend.error.StateValidationException.logger") as logger_mock:
+        with patch("traceback.extract_tb", return_value=None):
+            with pytest.raises(StateValidationException) as excinfo:
+                raise StateValidationException(exception)
+
+            assert "Instrument State for given Run Number is invalid! (see logs for details.)" in str(excinfo.value)
+
+        logger_mock.error.assert_called_once_with("Test Exception without traceback")
+
+
 @ExceptionHandler(StateValidationException)
 def throwsStateException():
     raise RuntimeError("I love exceptions!!! Ah ha ha!")