test: update tests to use instances

tests/test_aare_exception.py

@@ -9,7 +9,6 @@ These cover:
 
 from __future__ import annotations
 
-import pytest
 from aarecommon.errors.exception_handler import (
     AareAuthError,
     AareDBCommunicationError,
@@ -57,48 +56,50 @@ from aarecommon.errors.exception_handler import (
 
 
 def test_aare_exception_class_critical_default_false():
-    assert AareException.critical is False
+    assert AareException().critical is False
 
 
 def test_phase3_classes_have_critical_default_true():
-    for cls in (
-        TellCommunicationError,
-        TellConnectionException,
-        CriticalTellException,
-        SmargonCommunicationError,
-        AerotechCommunicationError,
-        JFJochCommunicationError,
-        BECCommunicationError,
-        StateTransitionFailed,
-        MaintenanceStateException,
-        BeamlineBusyException,
-        BeamlineBusyTimeoutException,
-        MagnetPositionSensorError,
-        SmartMagnetFaultException,
-        TransformationInvalidException,
+    for e in (
+        TellCommunicationError(),
+        TellConnectionException(),
+        CriticalTellException(),
+        SmargonCommunicationError(),
+        AerotechCommunicationError(),
+        JFJochCommunicationError(),
+        BECCommunicationError(),
+        StateTransitionFailed(),
+        MaintenanceStateException(),
+        BeamlineBusyException(),
+        BeamlineBusyTimeoutException(),
+        MagnetPositionSensorError(),
+        SmartMagnetFaultException(),
+        TransformationInvalidException(),
     ):
-        assert cls.critical is True, f"{cls.__name__} should default to critical=True in Phase 3"
+        assert e.critical is True, (
+            f"{e.__class__.__name__} should default to critical=True in Phase 3"
+        )
 
 
 def test_other_core_classes_keep_critical_default_false():
-    for cls in (
-        AutomationError,
-        AareUserError,
-        AareAuthError,
-        TellException,
-        SmargonException,
-        AerotechException,
-        JFJochException,
-        BECException,
-        BeamlineStateException,
-        MountingFailed,
-        UnmountingFailed,
-        LoopCenteringFailed,
-        TellCommandWhileBusyException,
-        WarningTellException,
-        AareDBCommunicationError,
+    for e in (
+        AutomationError(),
+        AareUserError(),
+        AareAuthError(),
+        TellException(),
+        SmargonException(),
+        AerotechException(),
+        JFJochException(),
+        BECException(),
+        BeamlineStateException(),
+        MountingFailed(),
+        UnmountingFailed(),
+        LoopCenteringFailed(),
+        TellCommandWhileBusyException(),
+        WarningTellException(),
+        AareDBCommunicationError(),
     ):
-        assert cls.critical is False, f"{cls.__name__} should remain critical=False"
+        assert e.critical is False, f"{e.__class__.__name__} should remain critical=False"
 
 
 # ---------------------------------------------------------------------------
@@ -110,7 +111,7 @@ def test_instance_critical_override_true():
     exc = MountingFailed("mount fail", critical=True)
     assert exc.critical is True
     # class default unchanged
-    assert MountingFailed.critical is False
+    assert MountingFailed().critical is False
 
 
 def test_instance_critical_override_false():