mirror of
https://github.com/crazy-max/ghaction-upx.git
synced 2024-11-26 20:26:09 -07:00
703 lines
17 KiB
JavaScript
703 lines
17 KiB
JavaScript
|
var tape = require('tape')
|
||
|
, crypto = require('crypto')
|
||
|
, fs = require('fs')
|
||
|
, hash = require('hash_file')
|
||
|
, BufferList = require('../')
|
||
|
, Buffer = require('safe-buffer').Buffer
|
||
|
|
||
|
, encodings =
|
||
|
('hex utf8 utf-8 ascii binary base64'
|
||
|
+ (process.browser ? '' : ' ucs2 ucs-2 utf16le utf-16le')).split(' ')
|
||
|
|
||
|
tape('single bytes from single buffer', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
bl.append(Buffer.from('abcd'))
|
||
|
|
||
|
t.equal(bl.length, 4)
|
||
|
|
||
|
t.equal(bl.get(0), 97)
|
||
|
t.equal(bl.get(1), 98)
|
||
|
t.equal(bl.get(2), 99)
|
||
|
t.equal(bl.get(3), 100)
|
||
|
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('single bytes from multiple buffers', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
bl.append(Buffer.from('abcd'))
|
||
|
bl.append(Buffer.from('efg'))
|
||
|
bl.append(Buffer.from('hi'))
|
||
|
bl.append(Buffer.from('j'))
|
||
|
|
||
|
t.equal(bl.length, 10)
|
||
|
|
||
|
t.equal(bl.get(0), 97)
|
||
|
t.equal(bl.get(1), 98)
|
||
|
t.equal(bl.get(2), 99)
|
||
|
t.equal(bl.get(3), 100)
|
||
|
t.equal(bl.get(4), 101)
|
||
|
t.equal(bl.get(5), 102)
|
||
|
t.equal(bl.get(6), 103)
|
||
|
t.equal(bl.get(7), 104)
|
||
|
t.equal(bl.get(8), 105)
|
||
|
t.equal(bl.get(9), 106)
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('multi bytes from single buffer', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
bl.append(Buffer.from('abcd'))
|
||
|
|
||
|
t.equal(bl.length, 4)
|
||
|
|
||
|
t.equal(bl.slice(0, 4).toString('ascii'), 'abcd')
|
||
|
t.equal(bl.slice(0, 3).toString('ascii'), 'abc')
|
||
|
t.equal(bl.slice(1, 4).toString('ascii'), 'bcd')
|
||
|
t.equal(bl.slice(-4, -1).toString('ascii'), 'abc')
|
||
|
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('multi bytes from single buffer (negative indexes)', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
bl.append(Buffer.from('buffer'))
|
||
|
|
||
|
t.equal(bl.length, 6)
|
||
|
|
||
|
t.equal(bl.slice(-6, -1).toString('ascii'), 'buffe')
|
||
|
t.equal(bl.slice(-6, -2).toString('ascii'), 'buff')
|
||
|
t.equal(bl.slice(-5, -2).toString('ascii'), 'uff')
|
||
|
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('multiple bytes from multiple buffers', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
|
||
|
bl.append(Buffer.from('abcd'))
|
||
|
bl.append(Buffer.from('efg'))
|
||
|
bl.append(Buffer.from('hi'))
|
||
|
bl.append(Buffer.from('j'))
|
||
|
|
||
|
t.equal(bl.length, 10)
|
||
|
|
||
|
t.equal(bl.slice(0, 10).toString('ascii'), 'abcdefghij')
|
||
|
t.equal(bl.slice(3, 10).toString('ascii'), 'defghij')
|
||
|
t.equal(bl.slice(3, 6).toString('ascii'), 'def')
|
||
|
t.equal(bl.slice(3, 8).toString('ascii'), 'defgh')
|
||
|
t.equal(bl.slice(5, 10).toString('ascii'), 'fghij')
|
||
|
t.equal(bl.slice(-7, -4).toString('ascii'), 'def')
|
||
|
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('multiple bytes from multiple buffer lists', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
|
||
|
bl.append(new BufferList([ Buffer.from('abcd'), Buffer.from('efg') ]))
|
||
|
bl.append(new BufferList([ Buffer.from('hi'), Buffer.from('j') ]))
|
||
|
|
||
|
t.equal(bl.length, 10)
|
||
|
|
||
|
t.equal(bl.slice(0, 10).toString('ascii'), 'abcdefghij')
|
||
|
|
||
|
t.equal(bl.slice(3, 10).toString('ascii'), 'defghij')
|
||
|
t.equal(bl.slice(3, 6).toString('ascii'), 'def')
|
||
|
t.equal(bl.slice(3, 8).toString('ascii'), 'defgh')
|
||
|
t.equal(bl.slice(5, 10).toString('ascii'), 'fghij')
|
||
|
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
// same data as previous test, just using nested constructors
|
||
|
tape('multiple bytes from crazy nested buffer lists', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
|
||
|
bl.append(new BufferList([
|
||
|
new BufferList([
|
||
|
new BufferList(Buffer.from('abc'))
|
||
|
, Buffer.from('d')
|
||
|
, new BufferList(Buffer.from('efg'))
|
||
|
])
|
||
|
, new BufferList([ Buffer.from('hi') ])
|
||
|
, new BufferList(Buffer.from('j'))
|
||
|
]))
|
||
|
|
||
|
t.equal(bl.length, 10)
|
||
|
|
||
|
t.equal(bl.slice(0, 10).toString('ascii'), 'abcdefghij')
|
||
|
|
||
|
t.equal(bl.slice(3, 10).toString('ascii'), 'defghij')
|
||
|
t.equal(bl.slice(3, 6).toString('ascii'), 'def')
|
||
|
t.equal(bl.slice(3, 8).toString('ascii'), 'defgh')
|
||
|
t.equal(bl.slice(5, 10).toString('ascii'), 'fghij')
|
||
|
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('append accepts arrays of Buffers', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
bl.append(Buffer.from('abc'))
|
||
|
bl.append([ Buffer.from('def') ])
|
||
|
bl.append([ Buffer.from('ghi'), Buffer.from('jkl') ])
|
||
|
bl.append([ Buffer.from('mnop'), Buffer.from('qrstu'), Buffer.from('vwxyz') ])
|
||
|
t.equal(bl.length, 26)
|
||
|
t.equal(bl.slice().toString('ascii'), 'abcdefghijklmnopqrstuvwxyz')
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('append accepts arrays of BufferLists', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
bl.append(Buffer.from('abc'))
|
||
|
bl.append([ new BufferList('def') ])
|
||
|
bl.append(new BufferList([ Buffer.from('ghi'), new BufferList('jkl') ]))
|
||
|
bl.append([ Buffer.from('mnop'), new BufferList([ Buffer.from('qrstu'), Buffer.from('vwxyz') ]) ])
|
||
|
t.equal(bl.length, 26)
|
||
|
t.equal(bl.slice().toString('ascii'), 'abcdefghijklmnopqrstuvwxyz')
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('append chainable', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
t.ok(bl.append(Buffer.from('abcd')) === bl)
|
||
|
t.ok(bl.append([ Buffer.from('abcd') ]) === bl)
|
||
|
t.ok(bl.append(new BufferList(Buffer.from('abcd'))) === bl)
|
||
|
t.ok(bl.append([ new BufferList(Buffer.from('abcd')) ]) === bl)
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('append chainable (test results)', function (t) {
|
||
|
var bl = new BufferList('abc')
|
||
|
.append([ new BufferList('def') ])
|
||
|
.append(new BufferList([ Buffer.from('ghi'), new BufferList('jkl') ]))
|
||
|
.append([ Buffer.from('mnop'), new BufferList([ Buffer.from('qrstu'), Buffer.from('vwxyz') ]) ])
|
||
|
|
||
|
t.equal(bl.length, 26)
|
||
|
t.equal(bl.slice().toString('ascii'), 'abcdefghijklmnopqrstuvwxyz')
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('consuming from multiple buffers', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
|
||
|
bl.append(Buffer.from('abcd'))
|
||
|
bl.append(Buffer.from('efg'))
|
||
|
bl.append(Buffer.from('hi'))
|
||
|
bl.append(Buffer.from('j'))
|
||
|
|
||
|
t.equal(bl.length, 10)
|
||
|
|
||
|
t.equal(bl.slice(0, 10).toString('ascii'), 'abcdefghij')
|
||
|
|
||
|
bl.consume(3)
|
||
|
t.equal(bl.length, 7)
|
||
|
t.equal(bl.slice(0, 7).toString('ascii'), 'defghij')
|
||
|
|
||
|
bl.consume(2)
|
||
|
t.equal(bl.length, 5)
|
||
|
t.equal(bl.slice(0, 5).toString('ascii'), 'fghij')
|
||
|
|
||
|
bl.consume(1)
|
||
|
t.equal(bl.length, 4)
|
||
|
t.equal(bl.slice(0, 4).toString('ascii'), 'ghij')
|
||
|
|
||
|
bl.consume(1)
|
||
|
t.equal(bl.length, 3)
|
||
|
t.equal(bl.slice(0, 3).toString('ascii'), 'hij')
|
||
|
|
||
|
bl.consume(2)
|
||
|
t.equal(bl.length, 1)
|
||
|
t.equal(bl.slice(0, 1).toString('ascii'), 'j')
|
||
|
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('complete consumption', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
|
||
|
bl.append(Buffer.from('a'))
|
||
|
bl.append(Buffer.from('b'))
|
||
|
|
||
|
bl.consume(2)
|
||
|
|
||
|
t.equal(bl.length, 0)
|
||
|
t.equal(bl._bufs.length, 0)
|
||
|
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('test readUInt8 / readInt8', function (t) {
|
||
|
var buf1 = Buffer.alloc(1)
|
||
|
, buf2 = Buffer.alloc(3)
|
||
|
, buf3 = Buffer.alloc(3)
|
||
|
, bl = new BufferList()
|
||
|
|
||
|
buf2[1] = 0x3
|
||
|
buf2[2] = 0x4
|
||
|
buf3[0] = 0x23
|
||
|
buf3[1] = 0x42
|
||
|
|
||
|
bl.append(buf1)
|
||
|
bl.append(buf2)
|
||
|
bl.append(buf3)
|
||
|
|
||
|
t.equal(bl.readUInt8(2), 0x3)
|
||
|
t.equal(bl.readInt8(2), 0x3)
|
||
|
t.equal(bl.readUInt8(3), 0x4)
|
||
|
t.equal(bl.readInt8(3), 0x4)
|
||
|
t.equal(bl.readUInt8(4), 0x23)
|
||
|
t.equal(bl.readInt8(4), 0x23)
|
||
|
t.equal(bl.readUInt8(5), 0x42)
|
||
|
t.equal(bl.readInt8(5), 0x42)
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('test readUInt16LE / readUInt16BE / readInt16LE / readInt16BE', function (t) {
|
||
|
var buf1 = Buffer.alloc(1)
|
||
|
, buf2 = Buffer.alloc(3)
|
||
|
, buf3 = Buffer.alloc(3)
|
||
|
, bl = new BufferList()
|
||
|
|
||
|
buf2[1] = 0x3
|
||
|
buf2[2] = 0x4
|
||
|
buf3[0] = 0x23
|
||
|
buf3[1] = 0x42
|
||
|
|
||
|
bl.append(buf1)
|
||
|
bl.append(buf2)
|
||
|
bl.append(buf3)
|
||
|
|
||
|
t.equal(bl.readUInt16BE(2), 0x0304)
|
||
|
t.equal(bl.readUInt16LE(2), 0x0403)
|
||
|
t.equal(bl.readInt16BE(2), 0x0304)
|
||
|
t.equal(bl.readInt16LE(2), 0x0403)
|
||
|
t.equal(bl.readUInt16BE(3), 0x0423)
|
||
|
t.equal(bl.readUInt16LE(3), 0x2304)
|
||
|
t.equal(bl.readInt16BE(3), 0x0423)
|
||
|
t.equal(bl.readInt16LE(3), 0x2304)
|
||
|
t.equal(bl.readUInt16BE(4), 0x2342)
|
||
|
t.equal(bl.readUInt16LE(4), 0x4223)
|
||
|
t.equal(bl.readInt16BE(4), 0x2342)
|
||
|
t.equal(bl.readInt16LE(4), 0x4223)
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('test readUInt32LE / readUInt32BE / readInt32LE / readInt32BE', function (t) {
|
||
|
var buf1 = Buffer.alloc(1)
|
||
|
, buf2 = Buffer.alloc(3)
|
||
|
, buf3 = Buffer.alloc(3)
|
||
|
, bl = new BufferList()
|
||
|
|
||
|
buf2[1] = 0x3
|
||
|
buf2[2] = 0x4
|
||
|
buf3[0] = 0x23
|
||
|
buf3[1] = 0x42
|
||
|
|
||
|
bl.append(buf1)
|
||
|
bl.append(buf2)
|
||
|
bl.append(buf3)
|
||
|
|
||
|
t.equal(bl.readUInt32BE(2), 0x03042342)
|
||
|
t.equal(bl.readUInt32LE(2), 0x42230403)
|
||
|
t.equal(bl.readInt32BE(2), 0x03042342)
|
||
|
t.equal(bl.readInt32LE(2), 0x42230403)
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('test readFloatLE / readFloatBE', function (t) {
|
||
|
var buf1 = Buffer.alloc(1)
|
||
|
, buf2 = Buffer.alloc(3)
|
||
|
, buf3 = Buffer.alloc(3)
|
||
|
, bl = new BufferList()
|
||
|
|
||
|
buf2[1] = 0x00
|
||
|
buf2[2] = 0x00
|
||
|
buf3[0] = 0x80
|
||
|
buf3[1] = 0x3f
|
||
|
|
||
|
bl.append(buf1)
|
||
|
bl.append(buf2)
|
||
|
bl.append(buf3)
|
||
|
|
||
|
t.equal(bl.readFloatLE(2), 0x01)
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('test readDoubleLE / readDoubleBE', function (t) {
|
||
|
var buf1 = Buffer.alloc(1)
|
||
|
, buf2 = Buffer.alloc(3)
|
||
|
, buf3 = Buffer.alloc(10)
|
||
|
, bl = new BufferList()
|
||
|
|
||
|
buf2[1] = 0x55
|
||
|
buf2[2] = 0x55
|
||
|
buf3[0] = 0x55
|
||
|
buf3[1] = 0x55
|
||
|
buf3[2] = 0x55
|
||
|
buf3[3] = 0x55
|
||
|
buf3[4] = 0xd5
|
||
|
buf3[5] = 0x3f
|
||
|
|
||
|
bl.append(buf1)
|
||
|
bl.append(buf2)
|
||
|
bl.append(buf3)
|
||
|
|
||
|
t.equal(bl.readDoubleLE(2), 0.3333333333333333)
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('test toString', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
|
||
|
bl.append(Buffer.from('abcd'))
|
||
|
bl.append(Buffer.from('efg'))
|
||
|
bl.append(Buffer.from('hi'))
|
||
|
bl.append(Buffer.from('j'))
|
||
|
|
||
|
t.equal(bl.toString('ascii', 0, 10), 'abcdefghij')
|
||
|
t.equal(bl.toString('ascii', 3, 10), 'defghij')
|
||
|
t.equal(bl.toString('ascii', 3, 6), 'def')
|
||
|
t.equal(bl.toString('ascii', 3, 8), 'defgh')
|
||
|
t.equal(bl.toString('ascii', 5, 10), 'fghij')
|
||
|
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('test toString encoding', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
, b = Buffer.from('abcdefghij\xff\x00')
|
||
|
|
||
|
bl.append(Buffer.from('abcd'))
|
||
|
bl.append(Buffer.from('efg'))
|
||
|
bl.append(Buffer.from('hi'))
|
||
|
bl.append(Buffer.from('j'))
|
||
|
bl.append(Buffer.from('\xff\x00'))
|
||
|
|
||
|
encodings.forEach(function (enc) {
|
||
|
t.equal(bl.toString(enc), b.toString(enc), enc)
|
||
|
})
|
||
|
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
!process.browser && tape('test stream', function (t) {
|
||
|
var random = crypto.randomBytes(65534)
|
||
|
, rndhash = hash(random, 'md5')
|
||
|
, md5sum = crypto.createHash('md5')
|
||
|
, bl = new BufferList(function (err, buf) {
|
||
|
t.ok(Buffer.isBuffer(buf))
|
||
|
t.ok(err === null)
|
||
|
t.equal(rndhash, hash(bl.slice(), 'md5'))
|
||
|
t.equal(rndhash, hash(buf, 'md5'))
|
||
|
|
||
|
bl.pipe(fs.createWriteStream('/tmp/bl_test_rnd_out.dat'))
|
||
|
.on('close', function () {
|
||
|
var s = fs.createReadStream('/tmp/bl_test_rnd_out.dat')
|
||
|
s.on('data', md5sum.update.bind(md5sum))
|
||
|
s.on('end', function() {
|
||
|
t.equal(rndhash, md5sum.digest('hex'), 'woohoo! correct hash!')
|
||
|
t.end()
|
||
|
})
|
||
|
})
|
||
|
|
||
|
})
|
||
|
|
||
|
fs.writeFileSync('/tmp/bl_test_rnd.dat', random)
|
||
|
fs.createReadStream('/tmp/bl_test_rnd.dat').pipe(bl)
|
||
|
})
|
||
|
|
||
|
tape('instantiation with Buffer', function (t) {
|
||
|
var buf = crypto.randomBytes(1024)
|
||
|
, buf2 = crypto.randomBytes(1024)
|
||
|
, b = BufferList(buf)
|
||
|
|
||
|
t.equal(buf.toString('hex'), b.slice().toString('hex'), 'same buffer')
|
||
|
b = BufferList([ buf, buf2 ])
|
||
|
t.equal(b.slice().toString('hex'), Buffer.concat([ buf, buf2 ]).toString('hex'), 'same buffer')
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('test String appendage', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
, b = Buffer.from('abcdefghij\xff\x00')
|
||
|
|
||
|
bl.append('abcd')
|
||
|
bl.append('efg')
|
||
|
bl.append('hi')
|
||
|
bl.append('j')
|
||
|
bl.append('\xff\x00')
|
||
|
|
||
|
encodings.forEach(function (enc) {
|
||
|
t.equal(bl.toString(enc), b.toString(enc))
|
||
|
})
|
||
|
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('test Number appendage', function (t) {
|
||
|
var bl = new BufferList()
|
||
|
, b = Buffer.from('1234567890')
|
||
|
|
||
|
bl.append(1234)
|
||
|
bl.append(567)
|
||
|
bl.append(89)
|
||
|
bl.append(0)
|
||
|
|
||
|
encodings.forEach(function (enc) {
|
||
|
t.equal(bl.toString(enc), b.toString(enc))
|
||
|
})
|
||
|
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('write nothing, should get empty buffer', function (t) {
|
||
|
t.plan(3)
|
||
|
BufferList(function (err, data) {
|
||
|
t.notOk(err, 'no error')
|
||
|
t.ok(Buffer.isBuffer(data), 'got a buffer')
|
||
|
t.equal(0, data.length, 'got a zero-length buffer')
|
||
|
t.end()
|
||
|
}).end()
|
||
|
})
|
||
|
|
||
|
tape('unicode string', function (t) {
|
||
|
t.plan(2)
|
||
|
var inp1 = '\u2600'
|
||
|
, inp2 = '\u2603'
|
||
|
, exp = inp1 + ' and ' + inp2
|
||
|
, bl = BufferList()
|
||
|
bl.write(inp1)
|
||
|
bl.write(' and ')
|
||
|
bl.write(inp2)
|
||
|
t.equal(exp, bl.toString())
|
||
|
t.equal(Buffer.from(exp).toString('hex'), bl.toString('hex'))
|
||
|
})
|
||
|
|
||
|
tape('should emit finish', function (t) {
|
||
|
var source = BufferList()
|
||
|
, dest = BufferList()
|
||
|
|
||
|
source.write('hello')
|
||
|
source.pipe(dest)
|
||
|
|
||
|
dest.on('finish', function () {
|
||
|
t.equal(dest.toString('utf8'), 'hello')
|
||
|
t.end()
|
||
|
})
|
||
|
})
|
||
|
|
||
|
tape('basic copy', function (t) {
|
||
|
var buf = crypto.randomBytes(1024)
|
||
|
, buf2 = Buffer.alloc(1024)
|
||
|
, b = BufferList(buf)
|
||
|
|
||
|
b.copy(buf2)
|
||
|
t.equal(b.slice().toString('hex'), buf2.toString('hex'), 'same buffer')
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('copy after many appends', function (t) {
|
||
|
var buf = crypto.randomBytes(512)
|
||
|
, buf2 = Buffer.alloc(1024)
|
||
|
, b = BufferList(buf)
|
||
|
|
||
|
b.append(buf)
|
||
|
b.copy(buf2)
|
||
|
t.equal(b.slice().toString('hex'), buf2.toString('hex'), 'same buffer')
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('copy at a precise position', function (t) {
|
||
|
var buf = crypto.randomBytes(1004)
|
||
|
, buf2 = Buffer.alloc(1024)
|
||
|
, b = BufferList(buf)
|
||
|
|
||
|
b.copy(buf2, 20)
|
||
|
t.equal(b.slice().toString('hex'), buf2.slice(20).toString('hex'), 'same buffer')
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('copy starting from a precise location', function (t) {
|
||
|
var buf = crypto.randomBytes(10)
|
||
|
, buf2 = Buffer.alloc(5)
|
||
|
, b = BufferList(buf)
|
||
|
|
||
|
b.copy(buf2, 0, 5)
|
||
|
t.equal(b.slice(5).toString('hex'), buf2.toString('hex'), 'same buffer')
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('copy in an interval', function (t) {
|
||
|
var rnd = crypto.randomBytes(10)
|
||
|
, b = BufferList(rnd) // put the random bytes there
|
||
|
, actual = Buffer.alloc(3)
|
||
|
, expected = Buffer.alloc(3)
|
||
|
|
||
|
rnd.copy(expected, 0, 5, 8)
|
||
|
b.copy(actual, 0, 5, 8)
|
||
|
|
||
|
t.equal(actual.toString('hex'), expected.toString('hex'), 'same buffer')
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('copy an interval between two buffers', function (t) {
|
||
|
var buf = crypto.randomBytes(10)
|
||
|
, buf2 = Buffer.alloc(10)
|
||
|
, b = BufferList(buf)
|
||
|
|
||
|
b.append(buf)
|
||
|
b.copy(buf2, 0, 5, 15)
|
||
|
|
||
|
t.equal(b.slice(5, 15).toString('hex'), buf2.toString('hex'), 'same buffer')
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('shallow slice across buffer boundaries', function (t) {
|
||
|
var bl = new BufferList(['First', 'Second', 'Third'])
|
||
|
|
||
|
t.equal(bl.shallowSlice(3, 13).toString(), 'stSecondTh')
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('shallow slice within single buffer', function (t) {
|
||
|
t.plan(2)
|
||
|
var bl = new BufferList(['First', 'Second', 'Third'])
|
||
|
|
||
|
t.equal(bl.shallowSlice(5, 10).toString(), 'Secon')
|
||
|
t.equal(bl.shallowSlice(7, 10).toString(), 'con')
|
||
|
t.end()
|
||
|
})
|
||
|
|
||
|
tape('shallow slice single buffer', function (t) {
|
||
|
t.plan(3)
|
||
|
var bl = new BufferList(['First', 'Second', 'Third'])
|
||
|
|
||
|
t.equal(bl.shallowSlice(0, 5).toString(), 'First')
|
||
|
t.equal(bl.shallowSlice(5, 11).toString(), 'Second')
|
||
|
t.equal(bl.shallowSlice(11, 16).toString(), 'Third')
|
||
|
})
|
||
|
|
||
|
tape('shallow slice with negative or omitted indices', function (t) {
|
||
|
t.plan(4)
|
||
|
var bl = new BufferList(['First', 'Second', 'Third'])
|
||
|
|
||
|
t.equal(bl.shallowSlice().toString(), 'FirstSecondThird')
|
||
|
t.equal(bl.shallowSlice(5).toString(), 'SecondThird')
|
||
|
t.equal(bl.shallowSlice(5, -3).toString(), 'SecondTh')
|
||
|
t.equal(bl.shallowSlice(-8).toString(), 'ondThird')
|
||
|
})
|
||
|
|
||
|
tape('shallow slice does not make a copy', function (t) {
|
||
|
t.plan(1)
|
||
|
var buffers = [Buffer.from('First'), Buffer.from('Second'), Buffer.from('Third')]
|
||
|
var bl = (new BufferList(buffers)).shallowSlice(5, -3)
|
||
|
|
||
|
buffers[1].fill('h')
|
||
|
buffers[2].fill('h')
|
||
|
|
||
|
t.equal(bl.toString(), 'hhhhhhhh')
|
||
|
})
|
||
|
|
||
|
tape('duplicate', function (t) {
|
||
|
t.plan(2)
|
||
|
|
||
|
var bl = new BufferList('abcdefghij\xff\x00')
|
||
|
, dup = bl.duplicate()
|
||
|
|
||
|
t.equal(bl.prototype, dup.prototype)
|
||
|
t.equal(bl.toString('hex'), dup.toString('hex'))
|
||
|
})
|
||
|
|
||
|
tape('destroy no pipe', function (t) {
|
||
|
t.plan(2)
|
||
|
|
||
|
var bl = new BufferList('alsdkfja;lsdkfja;lsdk')
|
||
|
bl.destroy()
|
||
|
|
||
|
t.equal(bl._bufs.length, 0)
|
||
|
t.equal(bl.length, 0)
|
||
|
})
|
||
|
|
||
|
!process.browser && tape('destroy with pipe before read end', function (t) {
|
||
|
t.plan(2)
|
||
|
|
||
|
var bl = new BufferList()
|
||
|
fs.createReadStream(__dirname + '/test.js')
|
||
|
.pipe(bl)
|
||
|
|
||
|
bl.destroy()
|
||
|
|
||
|
t.equal(bl._bufs.length, 0)
|
||
|
t.equal(bl.length, 0)
|
||
|
|
||
|
})
|
||
|
|
||
|
!process.browser && tape('destroy with pipe before read end with race', function (t) {
|
||
|
t.plan(2)
|
||
|
|
||
|
var bl = new BufferList()
|
||
|
fs.createReadStream(__dirname + '/test.js')
|
||
|
.pipe(bl)
|
||
|
|
||
|
setTimeout(function () {
|
||
|
bl.destroy()
|
||
|
setTimeout(function () {
|
||
|
t.equal(bl._bufs.length, 0)
|
||
|
t.equal(bl.length, 0)
|
||
|
}, 500)
|
||
|
}, 500)
|
||
|
})
|
||
|
|
||
|
!process.browser && tape('destroy with pipe after read end', function (t) {
|
||
|
t.plan(2)
|
||
|
|
||
|
var bl = new BufferList()
|
||
|
fs.createReadStream(__dirname + '/test.js')
|
||
|
.on('end', onEnd)
|
||
|
.pipe(bl)
|
||
|
|
||
|
function onEnd () {
|
||
|
bl.destroy()
|
||
|
|
||
|
t.equal(bl._bufs.length, 0)
|
||
|
t.equal(bl.length, 0)
|
||
|
}
|
||
|
})
|
||
|
|
||
|
!process.browser && tape('destroy with pipe while writing to a destination', function (t) {
|
||
|
t.plan(4)
|
||
|
|
||
|
var bl = new BufferList()
|
||
|
, ds = new BufferList()
|
||
|
|
||
|
fs.createReadStream(__dirname + '/test.js')
|
||
|
.on('end', onEnd)
|
||
|
.pipe(bl)
|
||
|
|
||
|
function onEnd () {
|
||
|
bl.pipe(ds)
|
||
|
|
||
|
setTimeout(function () {
|
||
|
bl.destroy()
|
||
|
|
||
|
t.equals(bl._bufs.length, 0)
|
||
|
t.equals(bl.length, 0)
|
||
|
|
||
|
ds.destroy()
|
||
|
|
||
|
t.equals(bl._bufs.length, 0)
|
||
|
t.equals(bl.length, 0)
|
||
|
|
||
|
}, 100)
|
||
|
}
|
||
|
})
|
||
|
|
||
|
!process.browser && tape('handle error', function (t) {
|
||
|
t.plan(2)
|
||
|
fs.createReadStream('/does/not/exist').pipe(BufferList(function (err, data) {
|
||
|
t.ok(err instanceof Error, 'has error')
|
||
|
t.notOk(data, 'no data')
|
||
|
}))
|
||
|
})
|