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67 lines
1.1 KiB
67 lines
1.1 KiB
3 years ago
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var stream = require('stream')
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var pump = require('./index')
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var rs = new stream.Readable()
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var ws = new stream.Writable()
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rs._read = function (size) {
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this.push(Buffer(size).fill('abc'))
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}
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ws._write = function (chunk, encoding, cb) {
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setTimeout(function () {
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cb()
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}, 100)
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}
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var toHex = function () {
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var reverse = new (require('stream').Transform)()
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reverse._transform = function (chunk, enc, callback) {
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reverse.push(chunk.toString('hex'))
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callback()
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}
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return reverse
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}
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var wsClosed = false
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var rsClosed = false
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var callbackCalled = false
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var check = function () {
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if (wsClosed && rsClosed && callbackCalled) {
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console.log('test-browser.js passes')
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clearTimeout(timeout)
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}
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}
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ws.on('finish', function () {
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wsClosed = true
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check()
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})
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rs.on('end', function () {
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rsClosed = true
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check()
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})
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var res = pump(rs, toHex(), toHex(), toHex(), ws, function () {
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callbackCalled = true
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check()
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})
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if (res !== ws) {
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throw new Error('should return last stream')
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}
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setTimeout(function () {
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rs.push(null)
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rs.emit('close')
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}, 1000)
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var timeout = setTimeout(function () {
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check()
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throw new Error('timeout')
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}, 5000)
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