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PR-URL: https://github.com/nodejs/node/pull/30533 Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
29 lines
629 B
JavaScript
29 lines
629 B
JavaScript
var from = require('from')
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var through = require('../')
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var tape = require('tape')
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tape('simple async example', function (t) {
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var n = 0, expected = [1,2,3,4,5], actual = []
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from(expected)
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.pipe(through(function(data) {
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this.pause()
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n ++
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setTimeout(function(){
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console.log('pushing data', data)
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this.push(data)
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this.resume()
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}.bind(this), 300)
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})).pipe(through(function(data) {
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console.log('pushing data second time', data);
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this.push(data)
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})).on('data', function (d) {
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actual.push(d)
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}).on('end', function() {
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t.deepEqual(actual, expected)
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t.end()
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})
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})
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