async.js•629 B
var from = require('from')
var through = require('../')
var tape = require('tape')
tape('simple async example', function (t) {
var n = 0, expected = [1,2,3,4,5], actual = []
from(expected)
.pipe(through(function(data) {
this.pause()
n ++
setTimeout(function(){
console.log('pushing data', data)
this.push(data)
this.resume()
}.bind(this), 300)
})).pipe(through(function(data) {
console.log('pushing data second time', data);
this.push(data)
})).on('data', function (d) {
actual.push(d)
}).on('end', function() {
t.deepEqual(actual, expected)
t.end()
})
})