Merge pull request #2917 from heplesser/transport-459

Port ticket-459.sli to Pytest and fix name for ticket_754.py

testsuite/pytests/sli2py_regressions/test_ticket_459.py

@@ -0,0 +1,58 @@
+# -*- coding: utf-8 -*-
+#
+# test_ticket_459.py
+#
+# This file is part of NEST.
+#
+# Copyright (C) 2004 The NEST Initiative
+#
+# NEST is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# NEST is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with NEST.  If not, see <http://www.gnu.org/licenses/>.
+
+"""
+Test that changing E_L in any neuron with this parameter leaves all other parameters unchanged.
+"""
+
+import pytest
+
+import nest
+
+
+@pytest.fixture(autouse=True)
+def reset():
+    nest.ResetKernel()
+
+
+# Collect all models with E_L parameter.
+# Skip gif_cond_exp_multisynapse because it has numpy array parameter making check below difficult.
+models_with_EL = [model for model in nest.node_models if "E_L" in nest.GetDefaults(model)]
+models_with_EL.remove("gif_cond_exp_multisynapse")
+
+
+@pytest.mark.parametrize("model", models_with_EL)
+def test_clean_EL_change(model):
+    nrn = nest.Create(model)
+    orig_params = nest.GetStatus(nrn)[0]
+
+    EL_orig = orig_params["E_L"]
+    EL_new = EL_orig + 0.7
+    nrn.E_L = EL_new
+
+    # Confirm E_L has been changed.
+    assert nrn.get("E_L") == EL_new
+
+    # Confirm all other parameters are equal to original values.
+    new_params = nest.GetStatus(nrn)[0]
+    del orig_params["E_L"]
+    del new_params["E_L"]
+    assert new_params == orig_params

testsuite/pytests/sli2py_regressions/ticket_754.py → testsuite/pytests/sli2py_regressions/test_ticket_754.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# ticket_754.py
+# test_ticket_754.py
 #
 # This file is part of NEST.
 #