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(share-test "non-empty specjure.examples/stack" []
(test "is not empty"
(is (not (empty? ($get :stack)))))
(test "returns the top item when applied to specjure.examples/peek"
(is (= ($get :last-item-added) (peek ($get :stack)))))
(test "does not remove the top item when applied to specjure.examples/peek"
(is (= ($get :last-item-added) (peek ($get :stack))))
(is (= ($get :last-item-added) (peek ($get :stack)))))
(test "returns the top item when applied to specjure.examples/pop!"
(is (= ($get :last-item-added) (pop! ($get :stack)))))
(test "removes the top item when applied to specjure.examples/pop!"
(is (= ($get :last-item-added) (pop! ($get :stack))))
(when-not (empty? ($get :stack))
(is (not (= ($get :last-item-added) (pop! ($get :stack)))))))
(share-test "non-full specjure.examples/stack" []
(test "is not full"
(is (not (full? ($get :stack)))))
(test "adds to the top when applied to specjure.examples/push!"
(push! ($get :stack) "newly added top item")
(when-not (empty? ($get :stack))
(is (= "newly added top item" (peek ($get :stack)))))))
(context stack
(before ($assoc! :stack (stack)))
(context "(empty)"
(test "is empty"
(is (empty? ($get :stack))))
(use-test "non-full specjure.examples/stack")
(test "complains when applied to specjure.examples/peek"
(is (thrown? java.util.EmptyStackException (peek ($get :stack)))))
(test "complains when applied to specjure.examples/pop!"
(is (thrown? java.util.EmptyStackException (pop! ($get :stack))))))
(context "(with one item)"
(before
(push! ($get :stack) 3)
($assoc! :last-item-added 3))
(use-test "non-empty specjure.examples/stack")
(use-test "non-full specjure.examples/stack"))
(context "(with one item less than capactiy)"
(before
(doseq i (range 1 10) (push! ($get :stack) i))
($assoc! :last-item-added 9))
(use-test "non-empty specjure.examples/stack")
(use-test "non-full specjure.examples/stack"))
(context "(full)"
(before
(doseq i (range 1 11) (push! ($get :stack) i))
($assoc! :last-item-added 10))
(test "is full"
(is (full? ($get :stack))))
(use-test "non-empty specjure.examples/stack")
(test "complains when applied to specjure.examples/push!"
(is (thrown? Exception (push! ($get :stack) (fn [])))))))
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