mirror of https://github.com/status-im/reagent.git
297 lines
7.4 KiB
Clojure
297 lines
7.4 KiB
Clojure
(ns reagenttest.testratomasync
|
|
(:require [clojure.test :as t :refer-macros [is deftest testing]]
|
|
[reagent.ratom :as rv :refer-macros [reaction]]
|
|
[reagent.debug :as debug]
|
|
[reagent.core :as r]))
|
|
|
|
(defn fixture [f]
|
|
(set! rv/debug true)
|
|
(f)
|
|
(set! rv/debug false))
|
|
|
|
(t/use-fixtures :once fixture)
|
|
|
|
(defn running []
|
|
(rv/running))
|
|
|
|
(def testite 10)
|
|
|
|
(defn dispose [v]
|
|
(rv/dispose! v))
|
|
|
|
(defn sync [] (r/flush))
|
|
|
|
(defn ar [f] (rv/track! f))
|
|
|
|
(deftest basic-ratom
|
|
(sync)
|
|
(let [runs (running)
|
|
start (rv/atom 0)
|
|
sv (reaction @start)
|
|
comp (reaction @sv (+ 2 @sv))
|
|
c2 (reaction (inc @comp))
|
|
count (rv/atom 0)
|
|
out (rv/atom 0)
|
|
res (reaction
|
|
(swap! count inc)
|
|
@sv @c2 @comp)
|
|
const (ar (fn []
|
|
(reset! out @res)))]
|
|
(is (= @count 1) "constrain ran")
|
|
(is (= @out 2))
|
|
(reset! start 1)
|
|
(is (= @count 1))
|
|
(sync)
|
|
(is (= @out 3))
|
|
(is (<= 2 @count 3))
|
|
(reset! start 2)
|
|
(dispose const)
|
|
(is (= (running) runs) "did dispose")
|
|
(sync)
|
|
(is (= (running) runs) "should not awaken")))
|
|
|
|
(deftest double-dependency
|
|
(sync)
|
|
(let [runs (running)
|
|
start (rv/atom 0)
|
|
c3-count (rv/atom 0)
|
|
c1 (reaction @start 1)
|
|
c2 (reaction @start)
|
|
c3 (ar
|
|
(fn []
|
|
(swap! c3-count inc)
|
|
(+ @c1 @c2)))]
|
|
(is (= @c3 1))
|
|
(is (= @c3-count 1) "t1")
|
|
(swap! start inc)
|
|
(is (= @c3-count 1))
|
|
(sync)
|
|
(is (= @c3-count 2) "t2")
|
|
(is (= @c3 2))
|
|
(is (= @c3-count 2) "t3")
|
|
(dispose c3)
|
|
(is (= (running) runs))
|
|
(sync)
|
|
(is (= @c3 2))
|
|
(is (= (running) runs))))
|
|
|
|
(deftest test-from-reflex
|
|
(sync)
|
|
(let [runs (running)]
|
|
(let [!counter (rv/atom 0)
|
|
!signal (rv/atom "All I do is change")
|
|
co (ar (fn []
|
|
;;when I change...
|
|
@!signal
|
|
;;update the counter
|
|
(swap! !counter inc)))]
|
|
(is (= 1 @!counter) "Constraint run on init")
|
|
(reset! !signal "foo")
|
|
(sync)
|
|
(is (= 2 @!counter)
|
|
"Counter auto updated")
|
|
(dispose co))
|
|
(let [!x (rv/atom 0)
|
|
!co (ar #(inc @!x))]
|
|
@!co
|
|
(is (= 1 @!co) "CO has correct value on first deref")
|
|
(swap! !x inc)
|
|
(sync)
|
|
(is (= 2 @!co) "CO auto-updates")
|
|
(dispose !co))
|
|
(is (= runs (running)))))
|
|
|
|
|
|
(deftest test-unsubscribe
|
|
(sync)
|
|
(dotimes [x testite]
|
|
(let [runs (running)
|
|
a (rv/atom 0)
|
|
a1 (reaction (inc @a))
|
|
a2 (reaction @a)
|
|
b-changed (rv/atom 0)
|
|
c-changed (rv/atom 0)
|
|
b (reaction
|
|
(swap! b-changed inc)
|
|
(inc @a1))
|
|
c (reaction
|
|
(swap! c-changed inc)
|
|
(+ 10 @a2))
|
|
res (atom nil)
|
|
resr (ar (fn []
|
|
(reset! res
|
|
(if (< @a2 1) @b @c))))]
|
|
(is (= @res (+ 2 @a)))
|
|
(is (= @b-changed 1))
|
|
(is (= @c-changed 0))
|
|
|
|
(reset! a -1)
|
|
(is (= @b-changed 1))
|
|
(sync)
|
|
|
|
(is (= @b-changed 2))
|
|
(is (= @c-changed 0))
|
|
(is (= @res (+ 2 @a)))
|
|
|
|
(reset! a 2)
|
|
(sync)
|
|
(is (<= 2 @b-changed 3))
|
|
(is (= @c-changed 1))
|
|
(is (= @res (+ 10 @a)))
|
|
|
|
(reset! a 3)
|
|
(sync)
|
|
(is (<= 2 @b-changed 3))
|
|
(is (= @c-changed 2))
|
|
(is (= @res (+ 10 @a)))
|
|
|
|
(reset! a 3)
|
|
(sync)
|
|
(is (<= 2 @b-changed 3))
|
|
(is (= @c-changed 2))
|
|
(is (= @res (+ 10 @a)))
|
|
|
|
(reset! a -1)
|
|
(sync)
|
|
(is (= @res (+ 2 @a)))
|
|
(dispose resr)
|
|
(is (= runs (running))))))
|
|
|
|
(deftest maybe-broken
|
|
(sync)
|
|
(let [runs (running)]
|
|
(let [runs (running)
|
|
a (rv/atom 0)
|
|
b (reaction (inc @a))
|
|
c (reaction (dec @a))
|
|
d (reaction (str @b))
|
|
res (rv/atom 0)
|
|
cs (ar
|
|
#(reset! res @d))]
|
|
@cs
|
|
(is (= @res "1"))
|
|
(dispose cs))
|
|
;; should be broken according to https://github.com/lynaghk/reflex/issues/1
|
|
;; but isnt
|
|
(let [a (rv/atom 0)
|
|
b (reaction (inc @a))
|
|
c (reaction (dec @a))
|
|
d (ar (fn [] [@b @c]))]
|
|
(is (= @d [1 -1]))
|
|
(dispose d))
|
|
(let [a (rv/atom 0)
|
|
b (reaction (inc @a))
|
|
c (reaction (dec @a))
|
|
d (ar (fn [] [@b @c]))
|
|
res (rv/atom 0)]
|
|
(is (= @d [1 -1]))
|
|
(let [e (ar #(reset! res @d))]
|
|
@e
|
|
(is (= @res [1 -1]))
|
|
(dispose e))
|
|
(dispose d))
|
|
(is (= runs (running)))))
|
|
|
|
(deftest test-dispose
|
|
(dotimes [x testite]
|
|
(let [runs (running)
|
|
a (rv/atom 0)
|
|
disposed (rv/atom nil)
|
|
disposed-c (rv/atom nil)
|
|
disposed-cns (rv/atom nil)
|
|
count-b (rv/atom 0)
|
|
count-c (atom 0)
|
|
b (rv/make-reaction (fn []
|
|
(swap! count-b inc)
|
|
(inc @a))
|
|
:on-dispose #(reset! disposed true))
|
|
c (rv/make-reaction (fn []
|
|
(swap! count-c inc)
|
|
(if (< @a 1) (inc @b) (+ 100 @a)))
|
|
:on-dispose #(reset! disposed-c true))
|
|
res (rv/atom nil)
|
|
main (rv/make-reaction #(reset! res @c)
|
|
:on-dispose #(reset! disposed-cns true))
|
|
cns (rv/track! #(deref main))]
|
|
(is (= @res 2))
|
|
(is (= @count-b 1))
|
|
(is (= @count-c 1))
|
|
(reset! a -1)
|
|
(is (= @res 2))
|
|
(sync)
|
|
(is (= @res 1))
|
|
(is (= @disposed nil))
|
|
(is (= @count-b 2))
|
|
(is (= @count-c 2))
|
|
(reset! a 2)
|
|
(is (= @res 1) "unchanged")
|
|
(sync)
|
|
(is (= @res 102) "new value")
|
|
(is (= @count-c 3))
|
|
(is (= @disposed true) "should be disposed")
|
|
|
|
(reset! disposed nil)
|
|
(reset! a -1)
|
|
(sync)
|
|
(is (= 1 @res) "should be one again")
|
|
(is (= @disposed nil))
|
|
(reset! a 2)
|
|
(sync)
|
|
(is (= @res 102))
|
|
(is (= @disposed true))
|
|
(dispose cns)
|
|
(is (= @disposed-c true))
|
|
(is (= @disposed-cns true))
|
|
(is (= runs (running))))))
|
|
|
|
(deftest test-on-set
|
|
(sync)
|
|
(let [runs (running)
|
|
a (rv/atom 0)
|
|
b (rv/make-reaction #(+ 5 @a)
|
|
:auto-run true
|
|
:on-set (fn [oldv newv]
|
|
(reset! a (+ 10 newv))))]
|
|
(sync)
|
|
(is (= 5 @b))
|
|
(reset! a 1)
|
|
(sync)
|
|
(is (= 6 @b))
|
|
(reset! b 1)
|
|
(sync)
|
|
(is (= 11 @a))
|
|
(is (= 16 @b))
|
|
(dispose b)
|
|
(is (= runs (running)))))
|
|
|
|
(deftest non-reactive-deref
|
|
(let [runs (running)
|
|
a (rv/atom 0)
|
|
b (rv/make-reaction #(+ 5 @a))]
|
|
(is (= @b 5))
|
|
(is (= runs (running)))
|
|
|
|
(reset! a 1)
|
|
(is (= @b 6))
|
|
(is (= runs (running)))))
|
|
|
|
(deftest catching
|
|
(let [runs (running)
|
|
a (rv/atom false)
|
|
catch-count (atom 0)
|
|
b (reaction (if @a (throw (js/Error. "reaction fail"))))
|
|
c (ar (fn [] (try @b (catch js/Object e
|
|
(swap! catch-count inc)))))]
|
|
(debug/track-warnings
|
|
(fn []
|
|
(is (= @catch-count 0))
|
|
(reset! a false)
|
|
@c
|
|
(is (= @catch-count 0))
|
|
(reset! a true)
|
|
(is (= @catch-count 0))
|
|
(sync)
|
|
(is (= @catch-count 1))
|
|
(dispose c)))
|
|
(is (= runs (running)))))
|