/
windows_test.clj
86 lines (78 loc) · 2.12 KB
/
windows_test.clj
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(ns clojurewerkz.eep.windows-test
(:require [clojurewerkz.eep.emitter :as e]
[clojurewerkz.eep.stats :as s]
[clojurewerkz.eep.clocks :as c]
[clojure.test :refer :all]
[clojurewerkz.eep.windows :refer :all]
[clojurewerkz.eep.test-utils :refer :all]))
(defn sum
[buffer]
(apply + buffer))
(def timespan 100)
(deftest simple-sliding-window-test
(let [last-val (atom nil)
window (sliding-window-simple 5
sum
#(reset! last-val %))]
(window 1)
(window 2)
(window 3)
(window 4)
(window 5)
(is (= 15 @last-val))
(window 6)
(is (= 20 @last-val))
(window 7)
(is (= 25 @last-val))))
(deftest simple-tumbling-window-test
(let [last-val (atom nil)
window (tumbling-window-simple 5
sum
#(reset! last-val %))]
(is (nil? @last-val))
(window 1)
(window 2)
(window 3)
(window 4)
(window 5)
(is (= 15 @last-val))
(window 6)
(is (= 15 @last-val))
(window 7)
(window 8)
(window 9)
(window 10)
(is (= 40 @last-val))))
(deftest simple-monotonic-window-test
(let [last-val (atom nil)
window (monotonic-window-simple (c/make-counting-clock 5)
sum
#(reset! last-val %))]
(is (nil? @last-val))
(window 1)
(is (nil? @last-val))
(window 1)
(window 1)
(window 1)
(window 1)
(is (= nil @last-val))
(window 1)
(is (= 5 @last-val)))
(let [last-val (atom nil)
window (monotonic-window-simple (c/make-wall-clock timespan)
sum
#(reset! last-val %))]
(is (nil? @last-val))
(window 1)
(is (nil? @last-val))
(window 1)
(window 1)
(window 1)
(Thread/sleep timespan)
(window 1)
(is (= 4 @last-val))
(window 1)
(is (= 4 @last-val))
(Thread/sleep timespan)
(window 1)
(is (= 2 @last-val))))