>>> from caseutil import CASES, is_case, to_case
>>> text = 'My variable-name'

>>> from itertools import product
>>> variants = list(product(CASES, repeat=2))
>>> {(c1, c2, is_case(c1, to_case(c2, text))) for c1, c2 in variants} \
...     == {(c1, c2, c1 == c2) for c1, c2 in variants}
True
