Test variable case preservation -- Github issue #546.

tests/test_case.py

@@ -0,0 +1,34 @@
+# -*- coding: utf-8 -*-
+
+#   Copyright (c) 2010-2017, MIT Probabilistic Computing Project
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+
+import pytest
+
+import bayeslite
+import bayeslite.core as core
+
+
+def test_case():
+    pytest.xfail(reason='Github issue #546')
+    with bayeslite.bayesdb_open(':memory:') as bdb:
+        bdb.sql_execute('create table t(x,Y)')
+        bdb.sql_execute('insert into t values(1,2)')
+        bdb.sql_execute('insert into t values(3,4)')
+        bdb.sql_execute('insert into t values(1,4)')
+        bdb.sql_execute('insert into t values(2,2)')
+        bdb.execute('create population p for t(guess(*))')
+        population_id = core.bayesdb_get_population(bdb, 'p')
+        assert core.bayesdb_variable_names(bdb, population_id, None) == \
+            ['x', 'Y']