REFACTOR: General improvements

src/ansys/aedt/core/generic/data_handlers.py

@@ -24,8 +24,8 @@
 
 from decimal import Decimal
 import math
-import random
 import re
+import secrets
 import string
 import unicodedata
 
@@ -272,7 +272,7 @@ def random_string(length=6, only_digits=False, char_set=None):
             char_set = string.digits
         else:
             char_set = string.ascii_uppercase + string.digits
-    random_str = "".join(random.choice(char_set) for _ in range(int(length)))
+    random_str = "".join(secrets.choice(char_set) for _ in range(int(length)))
     return random_str
 
 

src/ansys/aedt/core/modeler/cad/components_3d.py

@@ -25,8 +25,8 @@
 from __future__ import absolute_import
 
 import os
-import random
 import re
+import secrets
 import warnings
 
 from ansys.aedt.core.edb import Edb
@@ -172,7 +172,7 @@ def __init__(self, primitives, name=None, props=None, component_type=None):
                     "MaterialDefinitionParameters": {"VariableOrders": {}},
                     "MapInstanceParameters": "DesignVariable",
                     "UniqueDefinitionIdentifier": "89d26167-fb77-480e-a7ab-"
-                    + "".join(random.choice("abcdef0123456789") for _ in range(int(12))),
+                    + "".join(secrets.choice("abcdef0123456789") for _ in range(int(12))),
                     "OriginFilePath": "",
                     "IsLocal": False,
                     "ChecksumString": "",

src/ansys/aedt/core/modeler/cad/modeler.py

@@ -302,7 +302,7 @@
                                                     self._props = CsProps(self, props)
                                                     break
                 except Exception:
-                    pass
+                    self._modeler._app.logger.debug(f"Failed to get coordinate data using {ds}")
 
     @pyaedt_function_handler()
     def _dim_arg(self, value, units=None):
@@ -431,11 +431,8 @@
         self._props = None
         if props:
             self._props = CsProps(self, props)
-            try:  # pragma: no cover
-                if "KernelVersion" in self.props:
-                    del self.props["KernelVersion"]
-            except Exception:
-                pass
+            if "KernelVersion" in self.props:
+                del self.props["KernelVersion"]
 
     @property
     def props(self):
@@ -703,11 +700,8 @@
         self._props = None
         if props:
             self._props = CsProps(self, props)
-            try:  # pragma: no cover
-                if "KernelVersion" in self.props:
-                    del self.props["KernelVersion"]
-            except Exception:
-                pass
+            if "KernelVersion" in self.props:
+                del self.props["KernelVersion"]
         self._ref_cs = None
         self._quaternion = None
         self._mode = None
@@ -717,15 +711,13 @@
         """Coordinate System mode."""
         if self._mode:
             return self._mode
-        try:
-            if "Axis" in self.props["Mode"]:
-                self._mode = "axis"
-            elif "ZXZ" in self.props["Mode"]:
-                self._mode = "zxz"
-            elif "ZYZ" in self.props["Mode"]:
-                self._mode = "zyz"
-        except Exception:
-            pass
+        mode_parameter = self.props.get("Mode", "")
+        if "Axis" in mode_parameter:
+            self._mode = "axis"
+        if "ZXZ" in mode_parameter:
+            self._mode = "zxz"
+        elif "ZYZ" in mode_parameter:
+            self._mode = "zyz"
         return self._mode
 
     @mode.setter
@@ -1235,11 +1227,8 @@
         self._props = None
         if props:
             self._props = CsProps(self, props)
-            try:  # pragma: no cover
-                if "KernelVersion" in self.props:
-                    del self.props["KernelVersion"]
-            except Exception:
-                pass
+            if "KernelVersion" in self.props:
+                del self.props["KernelVersion"]
         self._ref_cs = None
 
     @property

src/ansys/aedt/core/modeler/cad/object_3d.py

@@ -39,6 +39,7 @@
 
 from ansys.aedt.core.generic.checks import min_aedt_version
 from ansys.aedt.core.generic.constants import AEDT_UNITS
+from ansys.aedt.core.generic.errors import AEDTRuntimeError
 from ansys.aedt.core.generic.general_methods import _to_boolean
 from ansys.aedt.core.generic.general_methods import _uname
 from ansys.aedt.core.generic.general_methods import clamp
@@ -1758,7 +1759,8 @@ def clone(self):
         """
         new_obj_tuple = self._primitives.clone(self.id)
         success = new_obj_tuple[0]
-        assert success, f"Could not clone the object {self.name}."
+        if not success:
+            raise AEDTRuntimeError(f"Could not clone the object {self.name}")
         new_name = new_obj_tuple[1][0]
         return self._primitives[new_name]
 

src/ansys/aedt/core/modeler/cad/polylines.py

@@ -30,6 +30,7 @@
 from ansys.aedt.core.application.variables import decompose_variable_value
 from ansys.aedt.core.generic.constants import PLANE
 from ansys.aedt.core.generic.constants import unit_converter
+from ansys.aedt.core.generic.errors import AEDTRuntimeError
 from ansys.aedt.core.generic.general_methods import _dim_arg
 from ansys.aedt.core.generic.general_methods import pyaedt_function_handler
 from ansys.aedt.core.modeler.cad.object_3d import Object3d
@@ -504,8 +505,10 @@ def _convert_points(p_in, dest_unit):
         else:
             nn_segments = None
             nn_points = None
-        assert len(segments) == nn_segments, "Error getting the polyline segments from AEDT."
-        assert len(points) == nn_points, "Error getting the polyline points from AEDT."
+        if len(segments) != nn_segments:
+            raise AEDTRuntimeError("Failed to get the polyline segments from AEDT.")
+        if len(points) != nn_points:
+            raise AEDTRuntimeError("Failed to get the polyline points from AEDT.")
         # if succeeded save the result
         self._segment_types = segments
         self._positions = points
@@ -740,7 +743,8 @@ def _segment_array(self, segment_data, start_index=0, start_point=None):
 
         if segment_data.type == "AngularArc":
             # from start-point and angle, calculate the mid- and end-points
-            assert start_point, "Start-point must be defined for an AngularArc Segment"
+            if not start_point:
+                raise ValueError("Start point must be defined for segment of type Angular Arc")
             self._evaluate_arc_angle_extra_points(segment_data, start_point)
 
             mod_units = self._primitives.model_units

tests/unit/test_object_3d.py

@@ -0,0 +1,50 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2021 - 2025 ANSYS, Inc. and/or its affiliates.
+# SPDX-License-Identifier: MIT
+#
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+from unittest.mock import MagicMock
+from unittest.mock import patch
+
+from ansys.aedt.core.generic.errors import AEDTRuntimeError
+from ansys.aedt.core.modeler.cad.object_3d import Object3d
+import pytest
+
+
+@pytest.fixture
+def object_3d_setup():
+    """Fixture used to mock the creation of a Object3d instance."""
+    with patch("ansys.aedt.core.modeler.cad.object_3d.Object3d.__init__", lambda x: None):
+        mock_instance = MagicMock(spec=Object3d)
+        yield mock_instance
+
+
+def test_clone_failure(object_3d_setup):
+    mock_primitives = MagicMock()
+    mock_primitives.clone.return_value = [False]
+    object_3d = Object3d()
+    object_3d._primitives = mock_primitives
+    object_3d._m_name = "dummy"
+    object_3d._id = 12
+
+    with pytest.raises(AEDTRuntimeError, match="Could not clone the object dummy"):
+        object_3d.clone()

tests/unit/test_polyline.py

@@ -0,0 +1,76 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2021 - 2025 ANSYS, Inc. and/or its affiliates.
+# SPDX-License-Identifier: MIT
+#
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+from unittest.mock import MagicMock
+from unittest.mock import patch
+
+from ansys.aedt.core.generic.errors import AEDTRuntimeError
+from ansys.aedt.core.modeler.cad.polylines import Polyline
+import pytest
+
+
+@pytest.fixture
+def polyline_setup():
+    """Fixture used to mock the creation of a Polyline instance."""
+    with patch("ansys.aedt.core.modeler.cad.polylines.Polyline.__init__", lambda x: None):
+        mock_instance = MagicMock(spec=Polyline)
+        yield mock_instance
+
+
+def test_segment_array_failure_for_segment_type_angular_arc(polyline_setup):
+    mock_segmenta_data = MagicMock()
+    mock_segmenta_data.num_points = 12
+    mock_segmenta_data.type = "AngularArc"
+    polyline = Polyline()
+
+    with pytest.raises(ValueError, match="Start point must be defined for segment of type Angular Arc"):
+        polyline._segment_array(mock_segmenta_data)
+
+
+@patch("ansys.aedt.core.modeler.cad.polylines.Polyline.history")
+def test_segment_update_segments_and_points_array_failure_on_segment(mock_history, polyline_setup):
+    properties = {"Number of curves": 42, "Number of points": 0}
+    custom_history = MagicMock()
+    custom_history.segments = None
+    custom_history.properties = properties
+    mock_history.return_value = custom_history
+    polyline = Polyline()
+    polyline.history = mock_history
+
+    with pytest.raises(AEDTRuntimeError, match="Failed to get the polyline segments from AEDT."):
+        polyline._update_segments_and_points()
+
+
+@patch("ansys.aedt.core.modeler.cad.polylines.Polyline.history")
+def test_segment_update_segments_and_points_array_failure_on_points(mock_history, polyline_setup):
+    properties = {"Number of curves": 0, "Number of points": 42}
+    custom_history = MagicMock()
+    custom_history.segments = None
+    custom_history.properties = properties
+    mock_history.return_value = custom_history
+    polyline = Polyline()
+    polyline.history = mock_history
+
+    with pytest.raises(AEDTRuntimeError, match="Failed to get the polyline points from AEDT."):
+        polyline._update_segments_and_points()