Add a simple test for loading Arbin .res files

tests/test_Arbin.py

@@ -0,0 +1,26 @@
+"""Tests for loading Arbin .res files."""
+
+import os
+import sqlite3
+import subprocess
+
+import pytest
+
+from galvani import res2sqlite
+
+
+# TODO - change to subprocess.DEVNULL when python 2 support is removed
+have_mdbtools = (subprocess.call(['which', 'mdb-export'], stdout=None) == 0)
+
+
+@pytest.mark.skipif(not have_mdbtools, reason='Reading the Arbin file requires MDBTools')
+@pytest.mark.parametrize('basename', ['arbin1'])
+def test_convert_Arbin_to_sqlite(testdata_dir, tmpdir, basename):
+    """Convert an Arbin file to SQLite using the functional interface."""
+    res_file = os.path.join(testdata_dir, basename + '.res')
+    sqlite_file = os.path.join(str(tmpdir), basename + '.s3db')
+    res2sqlite.convert_arbin_to_sqlite(res_file, sqlite_file)
+    assert os.path.isfile(sqlite_file)
+    with sqlite3.connect(sqlite_file) as conn:
+        csr = conn.execute('SELECT * FROM Channel_Normal_Table;')
+        csr.fetchone()