Port regression test 349 to Pytests

testsuite/pytests/sli2py_regressions/test_ticket_349.py

@@ -0,0 +1,79 @@
+# -*- coding: utf-8 -*-
+#
+# test_ticket_349.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/>.
+
+import nest
+import pytest
+
+
+@pytest.mark.skipif(not nest.ll_api.sli_func("statusdict/have_gsl ::"), reason="Requires GSL")
+def test_ticket_349():
+    """
+    Regression test for Ticket #349.
+
+    Ensure that a multimeter handles illegal entries in the record_from list gracefully
+    and that an empty record_from list does not cause the simulation to crash.
+
+    Author: Hans Ekkehard Plesser, 2009-07-02
+    """
+
+    # First test: Connect with illegal entry
+    nest.ResetKernel()
+    mm = nest.Create("multimeter")
+    n = nest.Create("iaf_cond_alpha")
+
+    r = nest.GetDefaults("iaf_cond_alpha")["recordables"]
+    rfail = [f"{item}_foo" for item in r]
+
+    mm.set(record_from=rfail)
+
+    with pytest.raises(Exception):
+        nest.Connect(mm, n)
+
+    # Second test: Connect with illegal entry first, then retry with legal list
+    nest.ResetKernel()
+    mm = nest.Create("multimeter")
+    n = nest.Create("iaf_cond_alpha")
+
+    r = nest.GetDefaults("iaf_cond_alpha")["recordables"]
+    rfail = [f"{item}_foo" for item in r]
+
+    mm.set(record_from=rfail)
+
+    try:
+        nest.Connect(mm, n)
+    except Exception:
+        pass
+
+    mm.set(record_from=r)
+    nest.Connect(mm, n)
+
+    # Third test: Connect multimeter with empty list, then simulate
+    nest.ResetKernel()
+    mm = nest.Create("multimeter")
+    n = nest.Create("iaf_cond_alpha")
+    mm.set(record_from=[])
+    nest.Connect(mm, n)
+
+    nest.Simulate(10.0)
+
+    events = mm.get("events")
+    assert len(events["senders"]) == 0
+    assert len(events["times"]) == 0