(let [{: contains } (require :lib.contains)
      {: describe } (require :lib.test)
      {: describe :end test-end} (require :lib.test)
      ]

       (describe "contains()" (fn [t]
                                (t {:given "a list and an element it contains"
                                    :should "returns true"
                                    :expected true
                                    :actual (contains [:apple :orange :pear] :apple)}
                                   )
                                (t {:given "a list and an element it does not contain"
                                    :should "returns false"
                                    :expected false
                                    :actual (contains [:apple :orange :pear] :gorilla)
                                    })
                                (test-end))))