def clean(self, value):
"""
Replace all tags with their existing version, i.e. fix cases.
Unknown tags won't be changed.
"""
value = super(CaseInsensitiveTagField, self).clean(value)
return replace_with_original_tags(value)
def test_replace_with_original_tags(self):
CHECK = lambda x, y, z = None: \
self.assertEqual(
sorted(replace_with_original_tags(x)), sorted(y), z)
CHECK("imo,memo", ["IMO", "MEMO"], "should fix cases")
CHECK("wEiRD", ["wEiRD"], "should keep cases for unknown tags")
CHECK("geo,imo,2007,NEWTAG", ["geo", "IMO", "2007", "NEWTAG"])
CHECK(["Imo", "asdf"], ["IMO", "asdf"], "should work with lists")
