bl - npm Package Compare versions

Comparing version 1.0.1 to 1.0.2

package.json

 {
   "name": "bl",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "description": "Buffer List: collect buffers and access with a standard readable Buffer interface, streamable too!",
   "main": "bl.js",
   "scripts": {
-    "test": "node test/test.js | faucet",
-    "test-local": "brtapsauce-local test/basic-test.js"
+    "test": "node test/test.js | faucet"
   },
@@ -33,5 +32,4 @@ "repository": {
     "hash_file": "~0.1.1",
-    "faucet": "~0.0.1",
-    "brtapsauce": "~0.3.0"
+    "faucet": "~0.0.1"
   }
 }

test/test.js

@@ -1,9 +0,557 @@
-require('./basic-test')
+var tape       = require('tape')
+  , crypto     = require('crypto')
+  , fs         = require('fs')
+  , hash       = require('hash_file')
+  , BufferList = require('../')
 
-if (!process.env.SAUCE_KEY || !process.env.SAUCE_USER)
-  return console.log('SAUCE_KEY and/or SAUCE_USER not set, not running sauce tests')
+  , encodings  =
+      ('hex utf8 utf-8 ascii binary base64'
+          + (process.browser ? '' : ' ucs2 ucs-2 utf16le utf-16le')).split(' ')
 
-if (!/v0\.10/.test(process.version))
-  return console.log('Not Node v0.10.x, not running sauce tests')
+tape('single bytes from single buffer', function (t) {
+  var bl = new BufferList()
+  bl.append(new Buffer('abcd'))
 
-require('./sauce.js')
+  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(new Buffer('abcd'))
+  bl.append(new Buffer('efg'))
+  bl.append(new Buffer('hi'))
+  bl.append(new Buffer('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(new Buffer('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.end()
+})
+
+tape('multiple bytes from multiple buffers', function (t) {
+  var bl = new BufferList()
+
+  bl.append(new Buffer('abcd'))
+  bl.append(new Buffer('efg'))
+  bl.append(new Buffer('hi'))
+  bl.append(new Buffer('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('multiple bytes from multiple buffer lists', function (t) {
+  var bl = new BufferList()
+
+  bl.append(new BufferList([new Buffer('abcd'), new Buffer('efg')]))
+  bl.append(new BufferList([new Buffer('hi'), new Buffer('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('consuming from multiple buffers', function (t) {
+  var bl = new BufferList()
+
+  bl.append(new Buffer('abcd'))
+  bl.append(new Buffer('efg'))
+  bl.append(new Buffer('hi'))
+  bl.append(new Buffer('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('test readUInt8 / readInt8', function (t) {
+  var buf1 = new Buffer(1)
+    , buf2 = new Buffer(3)
+    , buf3 = new Buffer(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 = new Buffer(1)
+    , buf2 = new Buffer(3)
+    , buf3 = new Buffer(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 = new Buffer(1)
+    , buf2 = new Buffer(3)
+    , buf3 = new Buffer(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 = new Buffer(1)
+    , buf2 = new Buffer(3)
+    , buf3 = new Buffer(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 = new Buffer(1)
+    , buf2 = new Buffer(3)
+    , buf3 = new Buffer(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(new Buffer('abcd'))
+  bl.append(new Buffer('efg'))
+  bl.append(new Buffer('hi'))
+  bl.append(new Buffer('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  = new Buffer('abcdefghij\xff\x00')
+
+  bl.append(new Buffer('abcd'))
+  bl.append(new Buffer('efg'))
+  bl.append(new Buffer('hi'))
+  bl.append(new Buffer('j'))
+  bl.append(new Buffer('\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  = new Buffer('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  = new Buffer('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(new Buffer(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 = new Buffer(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 = new Buffer(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 = new Buffer(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 = new Buffer(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   = new Buffer(3)
+    , expected = new Buffer(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     = new Buffer(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('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')
+  }))
+})

New alerts

Major refactor

Supply chain risk

Package has recently undergone a major refactor. It may be unstable or indicate significant internal changes. Use caution when updating to versions that include significant changes.

Found 1 instance in 1 package

Fixed alerts

Environment variable access

Supply chain risk

Package accesses environment variables, which may be a sign of credential stuffing or data theft.

Found 2 instances in 1 package

Improved metrics

Dev dependency count

3

decreased by-25%

Number of low supply chain risk alerts

1

decreased by-80%

Worsened metrics

Total package byte prevSize

31726

decreased by-6.48%

Number of package files

8

decreased by-20%

Lines of code

619

decreased by-5.78%

Number of medium supply chain risk alerts

1

increased byInfinity%

No dependency changes