chore: Update launcher tests for better coverage

src/ansys/fluent/core/session_utilities.py

@@ -389,17 +389,24 @@ def from_connection(
 
         Raises
         ------
+        RuntimeError
+            If trying to connect to a 'PureMeshing' session as it cannot
+            be separated from a 'Meshing' session.
         TypeError
             If the session type does not match the expected session type.
         """
+        expected = "Solver" if cls.__name__ == "PrePost" else cls.__name__
+        if expected == "PureMeshing":
+            raise RuntimeError(
+                "PureMeshing cannot be created using 'from_connection'. "
+                "Please use Meshing instead."
+            )
         session = pyfluent.connect_to_fluent(
             ip=ip,
             port=port,
             server_info_file_name=server_info_file_name,
             password=password,
         )
-
-        expected = "Solver" if cls.__name__ == "PrePost" else cls.__name__
         actual = session.__class__.__name__
 
         if actual != expected:

tests/test_session.py

@@ -695,6 +695,41 @@ def test_new_launch_fluent_api():
     solver.exit()
     solver_connected.exit()
 
+    solver_aero = pyfluent.SolverAero.from_install()
+    assert solver_aero.is_server_healthy()
+
+    ip = solver_aero.connection_properties.ip
+    port = solver_aero.connection_properties.port
+    password = solver_aero.connection_properties.password
+
+    solver_aero_connected = pyfluent.SolverAero.from_connection(
+        ip=ip, port=port, password=password
+    )
+    assert solver_aero_connected.is_server_healthy()
+
+    solver_aero.exit()
+    solver_aero_connected.exit()
+
+    meshing = pyfluent.Meshing.from_install()
+    assert meshing.is_server_healthy()
+
+    ip = meshing.connection_properties.ip
+    port = meshing.connection_properties.port
+    password = meshing.connection_properties.password
+
+    meshing_connected = pyfluent.Meshing.from_connection(
+        ip=ip, port=port, password=password
+    )
+    assert meshing_connected.is_server_healthy()
+
+    with pytest.raises(RuntimeError):
+        meshing_connected = pyfluent.PureMeshing.from_connection(
+            ip=ip, port=port, password=password
+        )
+
+    meshing.exit()
+    meshing_connected.exit()
+
 
 def test_new_launch_fluent_api_from_container():
     import ansys.fluent.core as pyfluent