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/home/yanggyein/yanggyein/yang_home/node_modules/thunky/test.js
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 })