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| 1 | +(ns pixie.tests.test-forms |
| 2 | + (require pixie.test :as t)) |
| 3 | + |
| 4 | +(t/deftest test-when |
| 5 | + (t/assert= (when false :never) nil) |
| 6 | + (t/assert= (when nil :never) nil) |
| 7 | + (t/assert= (when (= 3 4) :never) nil) |
| 8 | + |
| 9 | + (t/assert= (when true :always) :always) |
| 10 | + (t/assert= (when (+ 3 4) :always) :always) |
| 11 | + (t/assert= (when {} :always) :always) |
| 12 | + |
| 13 | + (let [c (atom 0)] |
| 14 | + (when (= 3 3) |
| 15 | + (swap! c inc) |
| 16 | + (swap! c inc) |
| 17 | + (swap! c inc)) |
| 18 | + (t/assert= @c 3))) |
| 19 | + |
| 20 | +(t/deftest test-when-not |
| 21 | + (t/assert= (when-not false :always) :always) |
| 22 | + (t/assert= (when-not nil :always) :always) |
| 23 | + (t/assert= (when-not (= 3 4) :always) :always) |
| 24 | + |
| 25 | + (t/assert= (when-not true :never) nil) |
| 26 | + (t/assert= (when-not (+ 3 4) :never) nil) |
| 27 | + (t/assert= (when-not {} :never) nil) |
| 28 | + |
| 29 | + (let [c (atom 0)] |
| 30 | + (when-not (= 3 4) |
| 31 | + (swap! c inc) |
| 32 | + (swap! c inc) |
| 33 | + (swap! c inc)) |
| 34 | + (t/assert= @c 3))) |
| 35 | + |
| 36 | +(t/deftest test-when-let |
| 37 | + (t/assert= (when-let [v false] :never) nil) |
| 38 | + (t/assert= (when-let [v nil] :never) nil) |
| 39 | + (t/assert= (when-let [v (= 3 4)] :never) nil) |
| 40 | + |
| 41 | + (t/assert= (when-let [v true] :always) :always) |
| 42 | + (t/assert= (when-let [v (+ 3 4)] :always) :always) |
| 43 | + (t/assert= (when-let [v {}] :always) :always) |
| 44 | + |
| 45 | + (let [c (atom 0)] |
| 46 | + (when-let [v @c] |
| 47 | + (swap! c inc) |
| 48 | + (swap! c inc) |
| 49 | + (swap! c inc)) |
| 50 | + (t/assert= @c 3))) |
| 51 | + |
| 52 | +(t/deftest test-if-let |
| 53 | + (t/assert= (if-let [v false] :yay :nay) :nay) |
| 54 | + (t/assert= (if-let [v false] :yay) nil) |
| 55 | + (t/assert= (if-let [v nil] :yay :nay) :nay) |
| 56 | + (t/assert= (if-let [v nil] :yay) nil) |
| 57 | + (t/assert= (if-let [v (= 3 4)] :yay :nay) :nay) |
| 58 | + (t/assert= (if-let [v (= 3 4)] :yay) nil) |
| 59 | + |
| 60 | + (t/assert= (if-let [v true] :yay :nay) :yay) |
| 61 | + (t/assert= (if-let [v true] :yay) :yay) |
| 62 | + (t/assset= (if-let [v (+ 3 4)] v :nay) 7) |
| 63 | + (t/assset= (if-let [v (+ 3 4)] v) 7) |
| 64 | + (t/assert= (if-let [v {}] v :nay) {}) |
| 65 | + (t/assert= (if-let [v {}] v) {})) |
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