[test_ModelicaSystemDoE] fix test

Author: syntron

tests/test_ModelicaSystemDoE.py

@@ -71,13 +71,11 @@ def test_ModelicaSystemDoE_docker(tmp_path, model_doe, param_doe):
     omc = OMPython.OMCSessionZMQ(omc_process=omcp)
     assert omc.sendExpression("getVersion()") == "OpenModelica 1.25.0"
 
-    modelpath = omc.omcpath_tempdir()
     doe_mod = OMPython.ModelicaSystemDoE(
-        model_file=modelpath.as_posix(),
+        model_file=model_doe,
         model_name="M",
         parameters=param_doe,
         omc_process=omcp,
-        resultpath=modelpath,
         simargs={"override": {'stopTime': 1.0}},
     )
 
@@ -91,7 +89,7 @@ def test_ModelicaSystemDoE_WSL(tmp_path, model_doe, param_doe):
     tmpdir.mkdir(exist_ok=True)
 
     doe_mod = OMPython.ModelicaSystemDoE(
-        model_file=model_doe.as_posix(),
+        model_file=model_doe,
         model_name="M",
         parameters=param_doe,
         resultpath=tmpdir,