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Add geom:point tests.

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Andrey Antukh 2016-02-04 22:41:02 +02:00
parent 1ba2b26cc9
commit 0f16e1d1cb
1 changed files with 85 additions and 0 deletions
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test/uxbox/util/geom_tests.cljs Normal file
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(ns uxbox.util.geom-tests
(:require [cljs.test :as t :include-macros true]
[cljs.pprint :refer (pprint)]
[uxbox.util.geom.point :as gpt]
[uxbox.util.geom.matrix :as gmt]))
(t/deftest point-constructors-test
(let [p (gpt/point 1 2)]
(t/is (= (:x p) 1))
(t/is (= (:y p) 2))
(t/is (gpt/point? p)))
(let [p (gpt/point 1)]
(t/is (= (:x p) 1))
(t/is (= (:y p) 1)))
(let [p (gpt/point)]
(t/is (= (:x p) 0))
(t/is (= (:y p) 0)))
(let [p (gpt/point [1 2])]
(t/is (= (:x p) 1))
(t/is (= (:y p) 2))))
(t/deftest point-rotate-test
(let [p1 (gpt/point 10 0)
p2 (gpt/rotate p1 90)]
(t/is (= (:x p2) 0))
(t/is (= (:y p2) 10))
(t/is (gpt/point? p2))))
(t/deftest point-add-test
(let [p1 (gpt/point 1 1)
p2 (gpt/point 2 2)
p3 (gpt/add p1 p2)]
(t/is (= (:x p3) 3))
(t/is (= (:y p3) 3))
(t/is (gpt/point? p3))))
(t/deftest point-substract-test
(let [p1 (gpt/point 3 3)
p2 (gpt/point 2 2)
p3 (gpt/substract p1 p2)]
(t/is (= (:x p3) 1))
(t/is (= (:y p3) 1))
(t/is (gpt/point? p3))))
(t/deftest point-distance-test
(let [p1 (gpt/point 0 0)
p2 (gpt/point 10 0)
d (gpt/distance p1 p2)]
(t/is (number? d))
(t/is (= d 10))))
(t/deftest point-length-test
(let [p1 (gpt/point 10 0)
ln (gpt/length p1)]
(t/is (number? ln))
(t/is (= ln 10))))
(t/deftest point-angle-test
(let [p1 (gpt/point 0 10)
angle (gpt/angle p1)]
(t/is (number? angle))
(t/is (= angle 90)))
(let [p1 (gpt/point 0 10)
p2 (gpt/point 10 10)
angle (gpt/angle p1 p2)]
(t/is (number? angle))
(t/is (= angle 45))))
(t/deftest point-quadrant-test
(let [p1 (gpt/point 10 10)
p2 (gpt/point -10 10)
p3 (gpt/point -10 -10)
p4 (gpt/point 10 -10)]
(t/is (= 1 (gpt/quadrant p1)))
(t/is (= 2 (gpt/quadrant p2)))
(t/is (= 3 (gpt/quadrant p3)))
(t/is (= 4 (gpt/quadrant p4)))))