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86 lines
2 KiB
Text
86 lines
2 KiB
Text
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(ns uxbox.util.geom-tests
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(:require [cljs.test :as t :include-macros true]
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[cljs.pprint :refer (pprint)]
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[uxbox.util.geom.point :as gpt]
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[uxbox.util.geom.matrix :as gmt]))
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(t/deftest point-constructors-test
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(let [p (gpt/point 1 2)]
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(t/is (= (:x p) 1))
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(t/is (= (:y p) 2))
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(t/is (gpt/point? p)))
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(let [p (gpt/point 1)]
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(t/is (= (:x p) 1))
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(t/is (= (:y p) 1)))
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(let [p (gpt/point)]
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(t/is (= (:x p) 0))
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(t/is (= (:y p) 0)))
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(let [p (gpt/point [1 2])]
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(t/is (= (:x p) 1))
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(t/is (= (:y p) 2))))
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(t/deftest point-rotate-test
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(let [p1 (gpt/point 10 0)
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p2 (gpt/rotate p1 90)]
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(t/is (= (:x p2) 0))
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(t/is (= (:y p2) 10))
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(t/is (gpt/point? p2))))
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(t/deftest point-add-test
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(let [p1 (gpt/point 1 1)
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p2 (gpt/point 2 2)
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p3 (gpt/add p1 p2)]
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(t/is (= (:x p3) 3))
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(t/is (= (:y p3) 3))
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(t/is (gpt/point? p3))))
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(t/deftest point-substract-test
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(let [p1 (gpt/point 3 3)
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p2 (gpt/point 2 2)
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p3 (gpt/substract p1 p2)]
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(t/is (= (:x p3) 1))
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(t/is (= (:y p3) 1))
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(t/is (gpt/point? p3))))
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(t/deftest point-distance-test
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(let [p1 (gpt/point 0 0)
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p2 (gpt/point 10 0)
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d (gpt/distance p1 p2)]
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(t/is (number? d))
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(t/is (= d 10))))
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(t/deftest point-length-test
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(let [p1 (gpt/point 10 0)
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ln (gpt/length p1)]
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(t/is (number? ln))
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(t/is (= ln 10))))
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(t/deftest point-angle-test
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(let [p1 (gpt/point 0 10)
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angle (gpt/angle p1)]
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(t/is (number? angle))
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(t/is (= angle 90)))
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(let [p1 (gpt/point 0 10)
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p2 (gpt/point 10 10)
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angle (gpt/angle p1 p2)]
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(t/is (number? angle))
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(t/is (= angle 45))))
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(t/deftest point-quadrant-test
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(let [p1 (gpt/point 10 10)
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p2 (gpt/point -10 10)
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p3 (gpt/point -10 -10)
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p4 (gpt/point 10 -10)]
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(t/is (= 1 (gpt/quadrant p1)))
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(t/is (= 2 (gpt/quadrant p2)))
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(t/is (= 3 (gpt/quadrant p3)))
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(t/is (= 4 (gpt/quadrant p4)))))
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