USING: bit-sets tools.test bit-arrays ; IN: bit-sets.tests [ ?{ t f t f t f } ] [ ?{ t f f f t f } ?{ f f t f t f } bit-set-union ] unit-test [ ?{ f f f f t f } ] [ ?{ t f f f t f } ?{ f f t f t f } bit-set-intersect ] unit-test [ ?{ t f t f f f } ] [ ?{ t t t f f f } ?{ f t f f t t } bit-set-diff ] unit-test