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1 ;; Copyright (c) Jeffrey Straszheim. All rights reserved. The use and
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2 ;; distribution terms for this software are covered by the Eclipse Public
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3 ;; License 1.0 (http://opensource.org/licenses/eclipse-1.0.php) which can
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4 ;; be found in the file epl-v10.html at the root of this distribution. By
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5 ;; using this software in any fashion, you are agreeing to be bound by the
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6 ;; terms of this license. You must not remove this notice, or any other,
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7 ;; from this software.
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8 ;;
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9 ;; test-dataflow
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10 ;;
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11 ;; A Library to Support a Dataflow Model of State - Tests
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12 ;;
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13 ;; straszheimjeffrey (gmail)
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14 ;; Created 11 March 2009
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15
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16
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17 (ns clojure.contrib.test-dataflow
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18 (:use clojure.test)
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19 (:use clojure.contrib.dataflow))
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20
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21 (def df-1
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22 (build-dataflow
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23 [(cell :source base 0)
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24 (cell :source items ())
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25 (cell product (* ?base (apply + ?items)))
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26 (cell :validator (when (number? ?-product)
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27 (assert (>= ?product ?-product))))]))
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28
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29 (deftest test-df-1
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30 (is (= (get-value df-1 'product) 0))
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31 (is (do (update-values df-1 {'items [4 5]})
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32 (= (get-value df-1 'product) 0)))
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33 (is (do (update-values df-1 {'base 2})
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34 (= (get-value df-1 'product) 18)))
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35 (is (thrown? AssertionError (update-values df-1 {'base 0})))
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36 (is (= (get-value df-1 'product) 18)))
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37
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38 (def df-2
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39 (build-dataflow
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40 [(cell :source strength 10)
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41 (cell :source agility 10)
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42 (cell :source magic 10)
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43
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44 (cell total-cost (apply + ?*cost))
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45
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46 (cell cost (- ?strength 10))
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47 (cell cost (- ?agility 10))
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48 (cell cost (- ?magic 10))
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49
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50 (cell combat (+ ?strength ?agility ?combat-mod))
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51 (cell speed (+ ?agility (/ ?strength 10.0) ?speed-mod))
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52 (cell casting (+ ?agility ?magic ?magic-mod))
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53
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54 (cell combat-mod (apply + ?*combat-mods))
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55 (cell speed-mod (apply + ?*speed-mods))
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56 (cell magic-mod (apply + ?*magic-mods))]))
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57
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58 (def magic-skill
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59 [(cell cost 5)
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60 (cell speed-mods 1)
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61 (cell magic-mods 2)])
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62
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63 (defn gv [n] (get-value df-2 n))
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64
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65 (deftest test-df-2
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66 (is (and (= (gv 'total-cost) 0)
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67 (= (gv 'strength) 10)
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68 (= (gv 'casting) 20)))
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69 (is (do (update-values df-2 {'magic 12})
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70 (and (= (gv 'total-cost) 2)
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71 (= (gv 'casting) 22))))
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72 (is (do (add-cells df-2 magic-skill)
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73 (and (= (gv 'total-cost) 7)
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74 (= (gv 'casting) 24))))
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75 (is (do (remove-cells df-2 magic-skill)
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76 (and (= (gv 'total-cost) 2)
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77 (= (gv 'casting) 22)))))
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78
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79
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80 (comment
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81 (run-tests)
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82
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83 (use :reload 'clojure.contrib.dataflow)
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84 (use 'clojure.contrib.stacktrace) (e)
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85 (use 'clojure.contrib.trace)
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86
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87 )
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88
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89
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90 ;; End of file
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