--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cubicweb/dataimport/test/test_csv.py	Sat Jan 16 13:48:51 2016 +0100
@@ -0,0 +1,72 @@
+# copyright 2003-2015 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
+# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
+#
+# This file is part of CubicWeb.
+#
+# CubicWeb is free software: you can redistribute it and/or modify it under the
+# terms of the GNU Lesser General Public License as published by the Free
+# Software Foundation, either version 2.1 of the License, or (at your option)
+# any later version.
+#
+# CubicWeb 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 Lesser General Public License for more
+# details.
+#
+# You should have received a copy of the GNU Lesser General Public License along
+# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
+"""unittest for cubicweb.dataimport.csv"""
+
+from io import BytesIO
+
+from logilab.common.testlib import TestCase, unittest_main
+
+from cubicweb.dataimport import csv
+
+
+class UcsvreaderTC(TestCase):
+
+    def test_empty_lines_skipped(self):
+        stream = BytesIO(b'''a,b,c,d,
+1,2,3,4,
+,,,,
+,,,,
+''')
+        self.assertEqual([[u'a', u'b', u'c', u'd', u''],
+                          [u'1', u'2', u'3', u'4', u''],
+                          ],
+                         list(csv.ucsvreader(stream)))
+        stream.seek(0)
+        self.assertEqual([[u'a', u'b', u'c', u'd', u''],
+                          [u'1', u'2', u'3', u'4', u''],
+                          [u'', u'', u'', u'', u''],
+                          [u'', u'', u'', u'', u'']
+                          ],
+                         list(csv.ucsvreader(stream, skip_empty=False)))
+
+    def test_skip_first(self):
+        stream = BytesIO(b'a,b,c,d,\n1,2,3,4,\n')
+        reader = csv.ucsvreader(stream, skipfirst=True, ignore_errors=True)
+        self.assertEqual(list(reader),
+                         [[u'1', u'2', u'3', u'4', u'']])
+
+        stream.seek(0)
+        reader = csv.ucsvreader(stream, skipfirst=True, ignore_errors=False)
+        self.assertEqual(list(reader),
+                         [[u'1', u'2', u'3', u'4', u'']])
+
+        stream.seek(0)
+        reader = csv.ucsvreader(stream, skipfirst=False, ignore_errors=True)
+        self.assertEqual(list(reader),
+                         [[u'a', u'b', u'c', u'd', u''],
+                          [u'1', u'2', u'3', u'4', u'']])
+
+        stream.seek(0)
+        reader = csv.ucsvreader(stream, skipfirst=False, ignore_errors=False)
+        self.assertEqual(list(reader),
+                         [[u'a', u'b', u'c', u'd', u''],
+                          [u'1', u'2', u'3', u'4', u'']])
+
+
+if __name__ == '__main__':
+    unittest_main()