'use strict'

const tap = require('tap')
const silentConsole = {
  log() {},
  error() {}
}
const common = require('../common')
const stream = require('../../lib/ours/index')
const reader = new stream.Readable()
const writer1 = new stream.Writable()
const writer2 = new stream.Writable()

// 560000 is chosen here because it is larger than the (default) highWaterMark
// and will cause `.write()` to return false
// See: https://github.com/nodejs/node/issues/2323
const buffer = Buffer.allocUnsafe(560000)
reader._read = () => {}
writer1._write = common.mustCall(function (chunk, encoding, cb) {
  this.emit('chunk-received')
  cb()
}, 1)
writer1.once('chunk-received', function () {
  reader.unpipe(writer1)
  reader.pipe(writer2)
  reader.push(buffer)
  setImmediate(function () {
    reader.push(buffer)
    setImmediate(function () {
      reader.push(buffer)
    })
  })
})
writer2._write = common.mustCall(function (chunk, encoding, cb) {
  cb()
}, 3)
reader.pipe(writer1)
reader.push(buffer)

/* replacement start */
process.on('beforeExit', (code) => {
  if (code === 0) {
    tap.pass('test succeeded')
  } else {
    tap.fail(`test failed - exited code ${code}`)
  }
})
/* replacement end */
