def METHOD_NAME(self):
    # test __repr__
    assert repr(StrEnumTest.FOO) == "<StrEnumTest.FOO>"
    # test __format__
    assert f"{StrEnumTest.FOO} this {StrEnumTest.BAR}" == "foo this bar"
    assert f"{StrEnumTest.FOO:*^10}" == "***foo****"
    # test __str__
    assert str(StrEnumTest.FOO) == "foo"