FM / thunky

/var/www/flurhymez/node_modules/thunky

Name	Size	Mode	Actions
.travis.yml	69	0644	edit dl rm
index.js	1057	0644	edit dl rm
LICENSE	1079	0644	edit dl rm
package.json	1472	0644	edit dl rm
promise.js	344	0644	edit dl rm
README.md	2441	0644	edit dl rm
test.js	2059	0644	edit dl rm

Edit: /var/www/flurhymez/node_modules/thunky/test.js (2059B)

var tape = require('tape')
var thunky = require('./')

tape('run only once', function (t) {
  t.plan(3)

var ran = 0
  var run = thunky(function (cb) {
    ran++
    cb()
  })

run(function () {
    t.same(ran, 1, 'ran once')
  })
  run(function () {
    t.same(ran, 1, 'ran once')
  })
  run(function () {
    t.same(ran, 1, 'ran once')
  })
})

tape('run only once async', function (t) {
  t.plan(3)

var ran = 0
  var run = thunky(function (cb) {
    process.nextTick(function () {
      ran++
      cb()
    })
  })

run(function () {
    t.same(ran, 1, 'ran once')
  })
  run(function () {
    t.same(ran, 1, 'ran once')
  })
  run(function () {
    t.same(ran, 1, 'ran once')
  })
})

tape('re-run on error', function (t) {
  t.plan(3)

var ran = 0
  var run = thunky(function (cb) {
    ran++
    cb(new Error('stop'))
  })

run(function () {
    t.same(ran, 1, 'ran once')
    run(function () {
      t.same(ran, 2, 'ran once')
      run(function () {
        t.same(ran, 3, 'ran once')
      })
    })
  })
})

tape('pass arguments', function (t) {
  t.plan(6)

var ran = 0
  var run = thunky(function (fn) {
    ran++
    fn({ hello: 'world' })
  })

run(function (val) {
    t.same(ran, 1, 'ran once')
    t.same(val, { hello: 'world' })
    run(function (val) {
      t.same(ran, 1, 'ran once')
      t.same(val, { hello: 'world' })
      run(function (val) {
        t.same(ran, 1, 'ran once')
        t.same(val, { hello: 'world' })
      })
    })
  })
})

tape('callback is optional', function (t) {
  t.plan(2)

var ran = 0
  var run = thunky(function (fn) {
    ran++
    fn({ hello: 'world' })
  })

run()
  run(function (val) {
    t.same(ran, 1, 'ran once')
    t.same(val, { hello: 'world' })
  })
})

tape('always async', function (t) {
  t.plan(2)

var run = thunky(function (cb) {
    process.nextTick(cb)
  })

var sync = true
  run(function () {
    t.ok(!sync, 'not sync')
    var innerSync = true
    run(function () {
      t.ok(!innerSync, 'not sync')
    })
    innerSync = false
  })
  sync = false
})

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