Merge pull request #2804 from nicolossus/port_issue_1242

Port `issue-1242.sli` to Pytest

testsuite/pytests/sli2py_regressions/test_issue_1242.py

@@ -0,0 +1,44 @@
+# -*- coding: utf-8 -*-
+#
+# test_issue_1242.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/>.
+
+"""
+Regression test for Issue #1242 (GitHub).
+"""
+
+import pytest
+
+import nest
+
+
+def test_volume_transmitter_illegal_connection():
+    """
+    Test that volume transmitter throws an error for illegal connection.
+
+    The test ensures that a connection from a node without proxies to
+    a node without proxies that has global targets throws an error
+    (instead of failing silently or resulting in inconsistent results).
+    """
+
+    sg = nest.Create("spike_generator")
+    vt = nest.Create("volume_transmitter")
+
+    with pytest.raises(nest.kernel.NESTErrors.IllegalConnection):
+        nest.Connect(sg, vt)