marking3/re1a_test.scala
author Christian Urban <urbanc@in.tum.de>
Thu, 17 May 2018 12:52:33 +0100
changeset 177 bd902785f224
parent 168 bb69fdebf05a
permissions -rw-r--r--
updated

import CW8a._

assert(nullable(ZERO) == false)
assert(nullable(ONE) == true)
assert(nullable(CHAR('a')) == false)
assert(nullable(ZERO | ONE) == true)
assert(nullable(ZERO | CHAR('a')) == false)
assert(nullable(ONE ~  ONE) == true)
assert(nullable(ONE ~ CHAR('a')) == false)
assert(nullable(STAR(ZERO)) == true)