[repo] fix extid2entity to ensure connection's has a cnxset
else we'll call source.doexec, which attempt to access to cnxset.cu, and crash
in some case (eg unittest_cwxmlparser in sobjects/test).
Also, manually switch to 'write' mode to ensure cnxset is not released until
commit/rollback when some entity is inserted.
from StringIO import StringIO
from logilab.common.testlib import TestCase, unittest_main
from cubicweb import dataimport
class UcsvreaderTC(TestCase):
def test_empty_lines_skipped(self):
stream = StringIO('''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(dataimport.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(dataimport.ucsvreader(stream, skip_empty=False)))
if __name__ == '__main__':
unittest_main()