I tested code very similar to yours and the only way I could get it to
fail like that was if first-question was nil.

Change (println (apply str first-question)) to (println
"first-question" first-question) to see what value it really has. I
think you'll see nil there...

Sean

On Fri, Jan 25, 2013 at 12:01 PM, larry google groups
<lawrencecloj...@gmail.com> wrote:
> I thought this test would assure me that my test data contains at least one
> question:
>
> (deftest is-there-at-least-one-question
>   (testing "We want to see if there is at least one question in memory.]"
>     (let [first-question  (get-in @um/interactions [:questions])]
>       (println (apply str first-question))
>       (is (not (nil? first-question))))))
>
> but I run "lein test" and I get:
>
>
> FAIL in (is-there-at-least-one-question) (core_test.clj:16)
> We want to see if there is at least one question in memory.]
> expected: (not (nil? first-question))
>   actual: (not (not true))
>
> I know there is a map full of questions at interactions[:questions], so why
> does the test fail, and why is first-question rendered as true, when I know
> it is a map?

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