mirror of
https://github.com/littensy/charm.git
synced 2026-10-20 17:51:37 +00:00
50 lines
1.2 KiB
Text
50 lines
1.2 KiB
Text
local ReplicatedStorage = game:GetService("ReplicatedStorage")
|
|
local ServerScriptService = game:GetService("ServerScriptService")
|
|
|
|
local Charm = require(ReplicatedStorage.Packages.Charm)
|
|
local ReactCharm = require(ReplicatedStorage.Packages.ReactCharm)
|
|
local renderHook = require(ServerScriptService.Tests.utils.renderHook)
|
|
local suite = require(ServerScriptService.Tests.suite)
|
|
|
|
local atom = Charm.atom
|
|
local useAtom = ReactCharm.useAtom
|
|
local test = suite.test
|
|
|
|
test("tracks atom state", function()
|
|
local state = atom(0)
|
|
local hook = renderHook(function()
|
|
return useAtom(state)
|
|
end)
|
|
assert(hook.result == 0)
|
|
state(1)
|
|
assert(hook.result == 1)
|
|
end)
|
|
|
|
test("accepts a selector", function()
|
|
local state = atom(0)
|
|
local hook = renderHook(function()
|
|
return useAtom(function()
|
|
return 2 * state()
|
|
end)
|
|
end)
|
|
assert(hook.result == 0)
|
|
state(1)
|
|
assert(hook.result == 2)
|
|
end)
|
|
|
|
test("tracks dependencies", function()
|
|
local state = atom(0)
|
|
local hook = renderHook(function()
|
|
return useAtom(state, { state })
|
|
end)
|
|
assert(hook.result == 0)
|
|
state(1)
|
|
assert(hook.result == 1)
|
|
state = atom(0)
|
|
hook.rerender()
|
|
assert(hook.result == 0)
|
|
state(1)
|
|
assert(hook.result == 1)
|
|
end)
|
|
|
|
return {}
|