def test_casers(): text = u"What is Love? Baby Don't Hurt Me" assert snake_case(text) == "what_is_love?_baby_don't_hurt_me" assert kebab_case(text) == "what-is-love?-baby-don't-hurt-me" assert camel_case(text) == "WhatIsLove?BabyDon'THurtMe" assert identifierify(snake_case(text)) == "what_is_love_baby_dont_hurt_me" assert identifierify(kebab_case(text), "-") == "what-is-love-baby-dont-hurt-me" assert identifierify(camel_case(text)) == "WhatIsLoveBabyDonTHurtMe" assert space_case("some_identifier") == "some identifier"