def test_named_date_sets():
register_named_date("DateA", 11, 3, nth=4)
register_named_date("DateB", 11, 28)
register_named_date("DateC", 9, 25)
make_named_date_set("GroupC", ["DateC"])
make_named_date_set("GroupAB", ["DateA", "DateB"])
assert in_named_date_set(date(2015, 11, 26), "GroupAB")
assert in_named_date_set(date(2015, 11, 28), "GroupAB")
assert not in_named_date_set(date(2015, 9, 25), "GroupAB")
assert in_named_date_set(date(1937, 9, 25), "GroupC")
assert get_named_dates_in_set("GroupC") == {"DateC"}
assert get_named_dates_in_set("GroupAB") == {"DateA", "DateB"}
def test_existing_set_with_non_existing_named_date():
with pytest.raises(NamedDateKeyError):
make_named_date_set("MyNewSet",
["Thanksgiving",
"NonExistingDate"])
