cron.lua/spec/cron_spec.lua

67 lines
1.7 KiB
Lua

local cron = require 'cron'
context( 'cron', function()
local counter = 0
local function count(amount)
amount = amount or 1
counter = counter + amount
end
before(function()
counter = 0
cron.reset()
end)
context('update', function()
test( 'Should throw an error if dt is not a positive number', function()
assert_error(function() cron.update() end)
assert_error(function() cron.update(-1) end)
assert_not_error(function() cron.update(1) end)
end)
end)
context('reset', function()
test('Should cancel all actions', function()
cron.after(1, count)
cron.after(2, count)
cron.update(1)
assert_equal(counter, 1)
cron.reset()
cron.update(1)
assert_equal(counter, 1)
end)
end)
context( 'after', function()
test( 'Should throw error if time is not a positive number, or f is not function', function()
assert_error(function() cron.after('error', count) end)
assert_error(function() cron.after(2, 'error') end)
assert_error(function() cron.after(-2, count) end)
assert_not_error(function() cron.after(2, count) end)
end)
test( 'Should execute timed actions are executed only once, at the right time', function()
cron.after(2, count)
cron.after(4, count)
cron.update(1)
assert_equal(counter, 0)
cron.update(1)
assert_equal(counter, 1)
cron.update(1)
assert_equal(counter, 1)
cron.update(1)
assert_equal(counter, 2)
end)
test( 'Should pass on parameters to the function, if specified', function()
cron.after(1, count, 2)
cron.update(1)
assert_equal(counter, 2)
end)
end)
end)