library-mirrors/cron.lua
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translated specs to busted

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kikito 2013-09-25 15:18:50 +02:00
parent 4e973f7a60
commit 3e1d11a95e
2 changed files with 44 additions and 43 deletions
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5
README.md
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@ -91,8 +91,9 @@ Also, make sure to read the license file; the text of that license file must app
Specs
=====
This project uses "telescope":https://github.com/norman/telescope for its specs. If you want to run the specs, you will have to install telescope first. Then run:
This project uses [busted](https://olivinelabs.com/busted) for its specs. If you want to run the specs, you will have to install it first. Then run:
tsc spec/*
cd path/where/the/spec/folder/is
busted

82
spec/cron_spec.lua
View File

@ -9,16 +9,16 @@ describe( 'cron', function()
end
local countable = setmetatable({}, {__call = count})
before(function()
before_each(function()
counter = 0
cron.reset()
end)
describe('.update', function()
it('throws an error if dt is a negative number', function()
assert_error(function() cron.update() end)
assert_error(function() cron.update(-1) end)
assert_not_error(function() cron.update(1) end)
assert.error(function() cron.update() end)
assert.error(function() cron.update(-1) end)
assert.not_error(function() cron.update(1) end)
end)
end)
@ -27,85 +27,85 @@ describe( 'cron', function()
cron.after(1, count)
cron.after(2, count)
cron.update(1)
assert_equal(counter, 1)
assert.equal(counter, 1)
cron.reset()
cron.update(1)
assert_equal(counter, 1)
assert.equal(counter, 1)
end)
it('Cancels all periodical actions', function()
cron.every(1, count)
cron.update(1)
assert_equal(counter, 1)
assert.equal(counter, 1)
cron.reset()
cron.update(1)
assert_equal(counter, 1)
assert.equal(counter, 1)
end)
end)
describe('.after', function()
it('Throws error if time is not a positive number, or callback is not callable', 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_error(function() cron.after(2, {}) end)
assert_not_error(function() cron.after(2, count) end)
assert_not_error(function() cron.after(2, countable) end)
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.error(function() cron.after(2, {}) end)
assert.not_error(function() cron.after(2, count) end)
assert.not_error(function() cron.after(2, countable) end)
end)
it('Executes timed actions only once, at the right time', function()
cron.after(2, count)
cron.after(4, count)
cron.update(1)
assert_equal(counter, 0)
assert.equal(counter, 0)
cron.update(1)
assert_equal(counter, 1)
assert.equal(counter, 1)
cron.update(1)
assert_equal(counter, 1)
assert.equal(counter, 1)
cron.update(1)
assert_equal(counter, 2)
assert.equal(counter, 2)
end)
it('Passes on parameters to the function, if specified', function()
cron.after(1, count, 2)
cron.update(1)
assert_equal(counter, 2)
assert.equal(counter, 2)
end)
end)
describe('.every', function()
it('Throws errors if time is not a positive number, or callback is not function', function()
assert_error(function() cron.every('error', count) end)
assert_error(function() cron.every(2, 'error') end)
assert_error(function() cron.every(-2, count) end)
assert_error(function() cron.every(-2, {}) end)
assert_not_error(function() cron.every(2, count) end)
assert_not_error(function() cron.every(2, countable) end)
assert.error(function() cron.every('error', count) end)
assert.error(function() cron.every(2, 'error') end)
assert.error(function() cron.every(-2, count) end)
assert.error(function() cron.every(-2, {}) end)
assert.not_error(function() cron.every(2, count) end)
assert.not_error(function() cron.every(2, countable) end)
end)
it('Executes periodical actions periodically', function()
cron.every(3, count)
cron.update(1)
assert_equal(counter, 0)
assert.equal(counter, 0)
cron.update(2)
assert_equal(counter, 1)
assert.equal(counter, 1)
cron.update(2)
assert_equal(counter, 1)
assert.equal(counter, 1)
cron.update(1)
assert_equal(counter, 2)
assert.equal(counter, 2)
end)
it('Executes the same action multiple times on a single update if appropiate', function()
cron.every(1, count)
cron.update(2)
assert_equal(counter, 2)
assert.equal(counter, 2)
end)
it('Respects parameters', function()
cron.every(1, count, 2)
cron.update(2)
assert_equal(counter, 4)
assert.equal(counter, 4)
end)
end)
@ -113,50 +113,50 @@ describe( 'cron', function()
it('Cancels timed entries', function()
local id = cron.after(1, count)
cron.update(1)
assert_equal(counter, 1)
assert.equal(counter, 1)
cron.cancel(id)
cron.update(1)
assert_equal(counter, 1)
assert.equal(counter, 1)
end)
it('Cancels periodical entries', function()
local id = cron.every(1, count)
cron.update(1)
assert_equal(counter, 1)
assert.equal(counter, 1)
cron.cancel(id)
cron.update(1)
assert_equal(counter, 1)
assert.equal(counter, 1)
end)
end)
describe('.tagged', function()
before(function()
before_each(function()
cron.tagged('hello').every(5, count) -- A
cron.tagged('hello').after(2, count) -- B
cron.every(1, count) -- C
end)
it('requires at least one tag', function()
assert_error(cron.tagged)
assert.error(cron.tagged)
end)
it('filters update', function()
cron.tagged('hello').update(5)
assert_equal(counter, 2) -- A + B, but not C
assert.equal(counter, 2) -- A + B, but not C
end)
it('filters cancel', function()
cron.tagged('hello', 'girl').every(5, count) -- D
cron.tagged('hello').update(5) -- A + B + D - C
assert_equal(counter, 3)
assert.equal(counter, 3)
cron.tagged('girl').cancel()
cron.tagged('hello').update(5) -- A + B - C
assert_equal(counter, 4)
assert.equal(counter, 4)
cron.tagged('girl').update(5) -- nothing (D is cancelled)
assert_equal(counter, 4)
assert.equal(counter, 4)
end)
end)