Current File : //opt/alt/alt-nodejs11/root/lib/node_modules/npm/node_modules.bundled/fstream/examples/reader.js
var fstream = require('../fstream.js')
var tap = require('tap')
var fs = require('fs')
var path = require('path')
var dir = path.dirname(__dirname)
tap.test('reader test', function (t) {
var children = -1
var gotReady = false
var ended = false
var r = fstream.Reader({
path: dir,
filter: function () {
// return this.parent === r
return this.parent === r || this === r
}
})
r.on('ready', function () {
gotReady = true
children = fs.readdirSync(dir).length
console.error('Setting expected children to ' + children)
t.equal(r.type, 'Directory', 'should be a directory')
})
r.on('entry', function (entry) {
children--
if (!gotReady) {
t.fail('children before ready!')
}
t.equal(entry.dirname, r.path, 'basename is parent dir')
})
r.on('error', function (er) {
t.fail(er)
t.end()
process.exit(1)
})
r.on('end', function () {
t.equal(children, 0, 'should have seen all children')
ended = true
})
var closed = false
r.on('close', function () {
t.ok(ended, 'saw end before close')
t.notOk(closed, 'close should only happen once')
closed = true
t.end()
})
})
tap.test('reader error test', function (t) {
// assumes non-root on a *nix system
var r = fstream.Reader({ path: '/etc/shadow' })
r.once('error', function (er) {
t.ok(true)
t.end()
})
r.on('end', function () {
t.fail('reader ended without error')
t.end()
})
})
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