from wn import util


def test_synset_id_formatter():
    f = util.synset_id_formatter
    assert f()(prefix="xyz", offset=123, pos="n") == "xyz-00000123-n"
    assert f(prefix="xyz")(offset=123, pos="n") == "xyz-00000123-n"
    assert f(prefix="xyz", pos="n")(offset=123) == "xyz-00000123-n"
    assert f("abc-{offset}-{pos}")(offset=1, pos="v") == "abc-1-v"