diff options
Diffstat (limited to 'node_modules/browserify-zlib')
21 files changed, 1832 insertions, 0 deletions
diff --git a/node_modules/browserify-zlib/.npmignore b/node_modules/browserify-zlib/.npmignore new file mode 100644 index 000000000..2752eb92e --- /dev/null +++ b/node_modules/browserify-zlib/.npmignore @@ -0,0 +1,2 @@ +node_modules/ +.DS_Store diff --git a/node_modules/browserify-zlib/.travis.yml b/node_modules/browserify-zlib/.travis.yml new file mode 100644 index 000000000..87f8cd91a --- /dev/null +++ b/node_modules/browserify-zlib/.travis.yml @@ -0,0 +1,3 @@ +language: node_js +node_js: + - "0.10"
\ No newline at end of file diff --git a/node_modules/browserify-zlib/README.md b/node_modules/browserify-zlib/README.md new file mode 100644 index 000000000..61f323a3a --- /dev/null +++ b/node_modules/browserify-zlib/README.md @@ -0,0 +1,22 @@ +# browserify-zlib + +Emulates Node's [zlib](http://nodejs.org/api/zlib.html) module for [Browserify](http://browserify.org) +using [pako](https://github.com/nodeca/pako). It uses the actual Node source code and passes the Node zlib tests +by emulating the C++ binding that actually calls zlib. + +[ +](https://ci.testling.com/devongovett/browserify-zlib) + +[ +](https://travis-ci.org/devongovett/browserify-zlib) + +## Not implemented + +The following options/methods are not supported because pako does not support them yet. + +* The `params` method +* The `dictionary` option + +## License + +MIT diff --git a/node_modules/browserify-zlib/package.json b/node_modules/browserify-zlib/package.json new file mode 100644 index 000000000..dfa960d73 --- /dev/null +++ b/node_modules/browserify-zlib/package.json @@ -0,0 +1,40 @@ +{ + "name": "browserify-zlib", + "version": "0.1.4", + "description": "Full zlib module for browserify", + "keywords": ["zlib", "browserify"], + "main": "index.js", + "directories": { + "test": "test" + }, + "dependencies": { + "pako": "~0.2.0" + }, + "devDependencies": { + "tape": "^2.12.3", + "brfs": "^1.0.1" + }, + "testling": { + "files": "test/*.js", + "browsers": [ + "ie/6..latest", + "chrome/22..latest", + "firefox/16..latest", + "safari/latest", + "opera/11.0..latest", + "iphone/6", + "ipad/6", + "android-browser/latest" + ] + }, + "scripts": { + "test": "node_modules/tape/bin/tape test/*.js" + }, + "main": "src/index.js", + "author": "Devon Govett <devongovett@gmail.com>", + "license": "MIT", + "repository": { + "type": "git", + "url": "git://github.com/devongovett/browserify-zlib.git" + } +} diff --git a/node_modules/browserify-zlib/src/binding.js b/node_modules/browserify-zlib/src/binding.js new file mode 100644 index 000000000..7244b4384 --- /dev/null +++ b/node_modules/browserify-zlib/src/binding.js @@ -0,0 +1,236 @@ +var msg = require('pako/lib/zlib/messages'); +var zstream = require('pako/lib/zlib/zstream'); +var zlib_deflate = require('pako/lib/zlib/deflate.js'); +var zlib_inflate = require('pako/lib/zlib/inflate.js'); +var constants = require('pako/lib/zlib/constants'); + +for (var key in constants) { + exports[key] = constants[key]; +} + +// zlib modes +exports.NONE = 0; +exports.DEFLATE = 1; +exports.INFLATE = 2; +exports.GZIP = 3; +exports.GUNZIP = 4; +exports.DEFLATERAW = 5; +exports.INFLATERAW = 6; +exports.UNZIP = 7; + +/** + * Emulate Node's zlib C++ layer for use by the JS layer in index.js + */ +function Zlib(mode) { + if (mode < exports.DEFLATE || mode > exports.UNZIP) + throw new TypeError("Bad argument"); + + this.mode = mode; + this.init_done = false; + this.write_in_progress = false; + this.pending_close = false; + this.windowBits = 0; + this.level = 0; + this.memLevel = 0; + this.strategy = 0; + this.dictionary = null; +} + +Zlib.prototype.init = function(windowBits, level, memLevel, strategy, dictionary) { + this.windowBits = windowBits; + this.level = level; + this.memLevel = memLevel; + this.strategy = strategy; + // dictionary not supported. + + if (this.mode === exports.GZIP || this.mode === exports.GUNZIP) + this.windowBits += 16; + + if (this.mode === exports.UNZIP) + this.windowBits += 32; + + if (this.mode === exports.DEFLATERAW || this.mode === exports.INFLATERAW) + this.windowBits = -this.windowBits; + + this.strm = new zstream(); + + switch (this.mode) { + case exports.DEFLATE: + case exports.GZIP: + case exports.DEFLATERAW: + var status = zlib_deflate.deflateInit2( + this.strm, + this.level, + exports.Z_DEFLATED, + this.windowBits, + this.memLevel, + this.strategy + ); + break; + case exports.INFLATE: + case exports.GUNZIP: + case exports.INFLATERAW: + case exports.UNZIP: + var status = zlib_inflate.inflateInit2( + this.strm, + this.windowBits + ); + break; + default: + throw new Error("Unknown mode " + this.mode); + } + + if (status !== exports.Z_OK) { + this._error(status); + return; + } + + this.write_in_progress = false; + this.init_done = true; +}; + +Zlib.prototype.params = function() { + throw new Error("deflateParams Not supported"); +}; + +Zlib.prototype._writeCheck = function() { + if (!this.init_done) + throw new Error("write before init"); + + if (this.mode === exports.NONE) + throw new Error("already finalized"); + + if (this.write_in_progress) + throw new Error("write already in progress"); + + if (this.pending_close) + throw new Error("close is pending"); +}; + +Zlib.prototype.write = function(flush, input, in_off, in_len, out, out_off, out_len) { + this._writeCheck(); + this.write_in_progress = true; + + var self = this; + process.nextTick(function() { + self.write_in_progress = false; + var res = self._write(flush, input, in_off, in_len, out, out_off, out_len); + self.callback(res[0], res[1]); + + if (self.pending_close) + self.close(); + }); + + return this; +}; + +// set method for Node buffers, used by pako +function bufferSet(data, offset) { + for (var i = 0; i < data.length; i++) { + this[offset + i] = data[i]; + } +} + +Zlib.prototype.writeSync = function(flush, input, in_off, in_len, out, out_off, out_len) { + this._writeCheck(); + return this._write(flush, input, in_off, in_len, out, out_off, out_len); +}; + +Zlib.prototype._write = function(flush, input, in_off, in_len, out, out_off, out_len) { + this.write_in_progress = true; + + if (flush !== exports.Z_NO_FLUSH && + flush !== exports.Z_PARTIAL_FLUSH && + flush !== exports.Z_SYNC_FLUSH && + flush !== exports.Z_FULL_FLUSH && + flush !== exports.Z_FINISH && + flush !== exports.Z_BLOCK) { + throw new Error("Invalid flush value"); + } + + if (input == null) { + input = new Buffer(0); + in_len = 0; + in_off = 0; + } + + if (out._set) + out.set = out._set; + else + out.set = bufferSet; + + var strm = this.strm; + strm.avail_in = in_len; + strm.input = input; + strm.next_in = in_off; + strm.avail_out = out_len; + strm.output = out; + strm.next_out = out_off; + + switch (this.mode) { + case exports.DEFLATE: + case exports.GZIP: + case exports.DEFLATERAW: + var status = zlib_deflate.deflate(strm, flush); + break; + case exports.UNZIP: + case exports.INFLATE: + case exports.GUNZIP: + case exports.INFLATERAW: + var status = zlib_inflate.inflate(strm, flush); + break; + default: + throw new Error("Unknown mode " + this.mode); + } + + if (status !== exports.Z_STREAM_END && status !== exports.Z_OK) { + this._error(status); + } + + this.write_in_progress = false; + return [strm.avail_in, strm.avail_out]; +}; + +Zlib.prototype.close = function() { + if (this.write_in_progress) { + this.pending_close = true; + return; + } + + this.pending_close = false; + + if (this.mode === exports.DEFLATE || this.mode === exports.GZIP || this.mode === exports.DEFLATERAW) { + zlib_deflate.deflateEnd(this.strm); + } else { + zlib_inflate.inflateEnd(this.strm); + } + + this.mode = exports.NONE; +}; + +Zlib.prototype.reset = function() { + switch (this.mode) { + case exports.DEFLATE: + case exports.DEFLATERAW: + var status = zlib_deflate.deflateReset(this.strm); + break; + case exports.INFLATE: + case exports.INFLATERAW: + var status = zlib_inflate.inflateReset(this.strm); + break; + } + + if (status !== exports.Z_OK) { + this._error(status); + } +}; + +Zlib.prototype._error = function(status) { + this.onerror(msg[status] + ': ' + this.strm.msg, status); + + this.write_in_progress = false; + if (this.pending_close) + this.close(); +}; + +exports.Zlib = Zlib; diff --git a/node_modules/browserify-zlib/src/index.js b/node_modules/browserify-zlib/src/index.js new file mode 100644 index 000000000..032689c4a --- /dev/null +++ b/node_modules/browserify-zlib/src/index.js @@ -0,0 +1,610 @@ +// Copyright Joyent, Inc. and other Node contributors. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to permit +// persons to whom the Software is furnished to do so, subject to the +// following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +var Transform = require('_stream_transform'); + +var binding = require('./binding'); +var util = require('util'); +var assert = require('assert').ok; + +// zlib doesn't provide these, so kludge them in following the same +// const naming scheme zlib uses. +binding.Z_MIN_WINDOWBITS = 8; +binding.Z_MAX_WINDOWBITS = 15; +binding.Z_DEFAULT_WINDOWBITS = 15; + +// fewer than 64 bytes per chunk is stupid. +// technically it could work with as few as 8, but even 64 bytes +// is absurdly low. Usually a MB or more is best. +binding.Z_MIN_CHUNK = 64; +binding.Z_MAX_CHUNK = Infinity; +binding.Z_DEFAULT_CHUNK = (16 * 1024); + +binding.Z_MIN_MEMLEVEL = 1; +binding.Z_MAX_MEMLEVEL = 9; +binding.Z_DEFAULT_MEMLEVEL = 8; + +binding.Z_MIN_LEVEL = -1; +binding.Z_MAX_LEVEL = 9; +binding.Z_DEFAULT_LEVEL = binding.Z_DEFAULT_COMPRESSION; + +// expose all the zlib constants +Object.keys(binding).forEach(function(k) { + if (k.match(/^Z/)) exports[k] = binding[k]; +}); + +// translation table for return codes. +exports.codes = { + Z_OK: binding.Z_OK, + Z_STREAM_END: binding.Z_STREAM_END, + Z_NEED_DICT: binding.Z_NEED_DICT, + Z_ERRNO: binding.Z_ERRNO, + Z_STREAM_ERROR: binding.Z_STREAM_ERROR, + Z_DATA_ERROR: binding.Z_DATA_ERROR, + Z_MEM_ERROR: binding.Z_MEM_ERROR, + Z_BUF_ERROR: binding.Z_BUF_ERROR, + Z_VERSION_ERROR: binding.Z_VERSION_ERROR +}; + +Object.keys(exports.codes).forEach(function(k) { + exports.codes[exports.codes[k]] = k; +}); + +exports.Deflate = Deflate; +exports.Inflate = Inflate; +exports.Gzip = Gzip; +exports.Gunzip = Gunzip; +exports.DeflateRaw = DeflateRaw; +exports.InflateRaw = InflateRaw; +exports.Unzip = Unzip; + +exports.createDeflate = function(o) { + return new Deflate(o); +}; + +exports.createInflate = function(o) { + return new Inflate(o); +}; + +exports.createDeflateRaw = function(o) { + return new DeflateRaw(o); +}; + +exports.createInflateRaw = function(o) { + return new InflateRaw(o); +}; + +exports.createGzip = function(o) { + return new Gzip(o); +}; + +exports.createGunzip = function(o) { + return new Gunzip(o); +}; + +exports.createUnzip = function(o) { + return new Unzip(o); +}; + + +// Convenience methods. +// compress/decompress a string or buffer in one step. +exports.deflate = function(buffer, opts, callback) { + if (typeof opts === 'function') { + callback = opts; + opts = {}; + } + return zlibBuffer(new Deflate(opts), buffer, callback); +}; + +exports.deflateSync = function(buffer, opts) { + return zlibBufferSync(new Deflate(opts), buffer); +}; + +exports.gzip = function(buffer, opts, callback) { + if (typeof opts === 'function') { + callback = opts; + opts = {}; + } + return zlibBuffer(new Gzip(opts), buffer, callback); +}; + +exports.gzipSync = function(buffer, opts) { + return zlibBufferSync(new Gzip(opts), buffer); +}; + +exports.deflateRaw = function(buffer, opts, callback) { + if (typeof opts === 'function') { + callback = opts; + opts = {}; + } + return zlibBuffer(new DeflateRaw(opts), buffer, callback); +}; + +exports.deflateRawSync = function(buffer, opts) { + return zlibBufferSync(new DeflateRaw(opts), buffer); +}; + +exports.unzip = function(buffer, opts, callback) { + if (typeof opts === 'function') { + callback = opts; + opts = {}; + } + return zlibBuffer(new Unzip(opts), buffer, callback); +}; + +exports.unzipSync = function(buffer, opts) { + return zlibBufferSync(new Unzip(opts), buffer); +}; + +exports.inflate = function(buffer, opts, callback) { + if (typeof opts === 'function') { + callback = opts; + opts = {}; + } + return zlibBuffer(new Inflate(opts), buffer, callback); +}; + +exports.inflateSync = function(buffer, opts) { + return zlibBufferSync(new Inflate(opts), buffer); +}; + +exports.gunzip = function(buffer, opts, callback) { + if (typeof opts === 'function') { + callback = opts; + opts = {}; + } + return zlibBuffer(new Gunzip(opts), buffer, callback); +}; + +exports.gunzipSync = function(buffer, opts) { + return zlibBufferSync(new Gunzip(opts), buffer); +}; + +exports.inflateRaw = function(buffer, opts, callback) { + if (typeof opts === 'function') { + callback = opts; + opts = {}; + } + return zlibBuffer(new InflateRaw(opts), buffer, callback); +}; + +exports.inflateRawSync = function(buffer, opts) { + return zlibBufferSync(new InflateRaw(opts), buffer); +}; + +function zlibBuffer(engine, buffer, callback) { + var buffers = []; + var nread = 0; + + engine.on('error', onError); + engine.on('end', onEnd); + + engine.end(buffer); + flow(); + + function flow() { + var chunk; + while (null !== (chunk = engine.read())) { + buffers.push(chunk); + nread += chunk.length; + } + engine.once('readable', flow); + } + + function onError(err) { + engine.removeListener('end', onEnd); + engine.removeListener('readable', flow); + callback(err); + } + + function onEnd() { + var buf = Buffer.concat(buffers, nread); + buffers = []; + callback(null, buf); + engine.close(); + } +} + +function zlibBufferSync(engine, buffer) { + if (typeof buffer === 'string') + buffer = new Buffer(buffer); + if (!Buffer.isBuffer(buffer)) + throw new TypeError('Not a string or buffer'); + + var flushFlag = binding.Z_FINISH; + + return engine._processChunk(buffer, flushFlag); +} + +// generic zlib +// minimal 2-byte header +function Deflate(opts) { + if (!(this instanceof Deflate)) return new Deflate(opts); + Zlib.call(this, opts, binding.DEFLATE); +} + +function Inflate(opts) { + if (!(this instanceof Inflate)) return new Inflate(opts); + Zlib.call(this, opts, binding.INFLATE); +} + + + +// gzip - bigger header, same deflate compression +function Gzip(opts) { + if (!(this instanceof Gzip)) return new Gzip(opts); + Zlib.call(this, opts, binding.GZIP); +} + +function Gunzip(opts) { + if (!(this instanceof Gunzip)) return new Gunzip(opts); + Zlib.call(this, opts, binding.GUNZIP); +} + + + +// raw - no header +function DeflateRaw(opts) { + if (!(this instanceof DeflateRaw)) return new DeflateRaw(opts); + Zlib.call(this, opts, binding.DEFLATERAW); +} + +function InflateRaw(opts) { + if (!(this instanceof InflateRaw)) return new InflateRaw(opts); + Zlib.call(this, opts, binding.INFLATERAW); +} + + +// auto-detect header. +function Unzip(opts) { + if (!(this instanceof Unzip)) return new Unzip(opts); + Zlib.call(this, opts, binding.UNZIP); +} + + +// the Zlib class they all inherit from +// This thing manages the queue of requests, and returns +// true or false if there is anything in the queue when +// you call the .write() method. + +function Zlib(opts, mode) { + this._opts = opts = opts || {}; + this._chunkSize = opts.chunkSize || exports.Z_DEFAULT_CHUNK; + + Transform.call(this, opts); + + if (opts.flush) { + if (opts.flush !== binding.Z_NO_FLUSH && + opts.flush !== binding.Z_PARTIAL_FLUSH && + opts.flush !== binding.Z_SYNC_FLUSH && + opts.flush !== binding.Z_FULL_FLUSH && + opts.flush !== binding.Z_FINISH && + opts.flush !== binding.Z_BLOCK) { + throw new Error('Invalid flush flag: ' + opts.flush); + } + } + this._flushFlag = opts.flush || binding.Z_NO_FLUSH; + + if (opts.chunkSize) { + if (opts.chunkSize < exports.Z_MIN_CHUNK || + opts.chunkSize > exports.Z_MAX_CHUNK) { + throw new Error('Invalid chunk size: ' + opts.chunkSize); + } + } + + if (opts.windowBits) { + if (opts.windowBits < exports.Z_MIN_WINDOWBITS || + opts.windowBits > exports.Z_MAX_WINDOWBITS) { + throw new Error('Invalid windowBits: ' + opts.windowBits); + } + } + + if (opts.level) { + if (opts.level < exports.Z_MIN_LEVEL || + opts.level > exports.Z_MAX_LEVEL) { + throw new Error('Invalid compression level: ' + opts.level); + } + } + + if (opts.memLevel) { + if (opts.memLevel < exports.Z_MIN_MEMLEVEL || + opts.memLevel > exports.Z_MAX_MEMLEVEL) { + throw new Error('Invalid memLevel: ' + opts.memLevel); + } + } + + if (opts.strategy) { + if (opts.strategy != exports.Z_FILTERED && + opts.strategy != exports.Z_HUFFMAN_ONLY && + opts.strategy != exports.Z_RLE && + opts.strategy != exports.Z_FIXED && + opts.strategy != exports.Z_DEFAULT_STRATEGY) { + throw new Error('Invalid strategy: ' + opts.strategy); + } + } + + if (opts.dictionary) { + if (!Buffer.isBuffer(opts.dictionary)) { + throw new Error('Invalid dictionary: it should be a Buffer instance'); + } + } + + this._binding = new binding.Zlib(mode); + + var self = this; + this._hadError = false; + this._binding.onerror = function(message, errno) { + // there is no way to cleanly recover. + // continuing only obscures problems. + self._binding = null; + self._hadError = true; + + var error = new Error(message); + error.errno = errno; + error.code = exports.codes[errno]; + self.emit('error', error); + }; + + var level = exports.Z_DEFAULT_COMPRESSION; + if (typeof opts.level === 'number') level = opts.level; + + var strategy = exports.Z_DEFAULT_STRATEGY; + if (typeof opts.strategy === 'number') strategy = opts.strategy; + + this._binding.init(opts.windowBits || exports.Z_DEFAULT_WINDOWBITS, + level, + opts.memLevel || exports.Z_DEFAULT_MEMLEVEL, + strategy, + opts.dictionary); + + this._buffer = new Buffer(this._chunkSize); + this._offset = 0; + this._closed = false; + this._level = level; + this._strategy = strategy; + + this.once('end', this.close); +} + +util.inherits(Zlib, Transform); + +Zlib.prototype.params = function(level, strategy, callback) { + if (level < exports.Z_MIN_LEVEL || + level > exports.Z_MAX_LEVEL) { + throw new RangeError('Invalid compression level: ' + level); + } + if (strategy != exports.Z_FILTERED && + strategy != exports.Z_HUFFMAN_ONLY && + strategy != exports.Z_RLE && + strategy != exports.Z_FIXED && + strategy != exports.Z_DEFAULT_STRATEGY) { + throw new TypeError('Invalid strategy: ' + strategy); + } + + if (this._level !== level || this._strategy !== strategy) { + var self = this; + this.flush(binding.Z_SYNC_FLUSH, function() { + self._binding.params(level, strategy); + if (!self._hadError) { + self._level = level; + self._strategy = strategy; + if (callback) callback(); + } + }); + } else { + process.nextTick(callback); + } +}; + +Zlib.prototype.reset = function() { + return this._binding.reset(); +}; + +// This is the _flush function called by the transform class, +// internally, when the last chunk has been written. +Zlib.prototype._flush = function(callback) { + this._transform(new Buffer(0), '', callback); +}; + +Zlib.prototype.flush = function(kind, callback) { + var ws = this._writableState; + + if (typeof kind === 'function' || (kind === void 0 && !callback)) { + callback = kind; + kind = binding.Z_FULL_FLUSH; + } + + if (ws.ended) { + if (callback) + process.nextTick(callback); + } else if (ws.ending) { + if (callback) + this.once('end', callback); + } else if (ws.needDrain) { + var self = this; + this.once('drain', function() { + self.flush(callback); + }); + } else { + this._flushFlag = kind; + this.write(new Buffer(0), '', callback); + } +}; + +Zlib.prototype.close = function(callback) { + if (callback) + process.nextTick(callback); + + if (this._closed) + return; + + this._closed = true; + + this._binding.close(); + + var self = this; + process.nextTick(function() { + self.emit('close'); + }); +}; + +Zlib.prototype._transform = function(chunk, encoding, cb) { + var flushFlag; + var ws = this._writableState; + var ending = ws.ending || ws.ended; + var last = ending && (!chunk || ws.length === chunk.length); + + if (!chunk === null && !Buffer.isBuffer(chunk)) + return cb(new Error('invalid input')); + + // If it's the last chunk, or a final flush, we use the Z_FINISH flush flag. + // If it's explicitly flushing at some other time, then we use + // Z_FULL_FLUSH. Otherwise, use Z_NO_FLUSH for maximum compression + // goodness. + if (last) + flushFlag = binding.Z_FINISH; + else { + flushFlag = this._flushFlag; + // once we've flushed the last of the queue, stop flushing and + // go back to the normal behavior. + if (chunk.length >= ws.length) { + this._flushFlag = this._opts.flush || binding.Z_NO_FLUSH; + } + } + + var self = this; + this._processChunk(chunk, flushFlag, cb); +}; + +Zlib.prototype._processChunk = function(chunk, flushFlag, cb) { + var availInBefore = chunk && chunk.length; + var availOutBefore = this._chunkSize - this._offset; + var inOff = 0; + + var self = this; + + var async = typeof cb === 'function'; + + if (!async) { + var buffers = []; + var nread = 0; + + var error; + this.on('error', function(er) { + error = er; + }); + + do { + var res = this._binding.writeSync(flushFlag, + chunk, // in + inOff, // in_off + availInBefore, // in_len + this._buffer, // out + this._offset, //out_off + availOutBefore); // out_len + } while (!this._hadError && callback(res[0], res[1])); + + if (this._hadError) { + throw error; + } + + var buf = Buffer.concat(buffers, nread); + this.close(); + + return buf; + } + + var req = this._binding.write(flushFlag, + chunk, // in + inOff, // in_off + availInBefore, // in_len + this._buffer, // out + this._offset, //out_off + availOutBefore); // out_len + + req.buffer = chunk; + req.callback = callback; + + function callback(availInAfter, availOutAfter) { + if (self._hadError) + return; + + var have = availOutBefore - availOutAfter; + assert(have >= 0, 'have should not go down'); + + if (have > 0) { + var out = self._buffer.slice(self._offset, self._offset + have); + self._offset += have; + // serve some output to the consumer. + if (async) { + self.push(out); + } else { + buffers.push(out); + nread += out.length; + } + } + + // exhausted the output buffer, or used all the input create a new one. + if (availOutAfter === 0 || self._offset >= self._chunkSize) { + availOutBefore = self._chunkSize; + self._offset = 0; + self._buffer = new Buffer(self._chunkSize); + } + + if (availOutAfter === 0) { + // Not actually done. Need to reprocess. + // Also, update the availInBefore to the availInAfter value, + // so that if we have to hit it a third (fourth, etc.) time, + // it'll have the correct byte counts. + inOff += (availInBefore - availInAfter); + availInBefore = availInAfter; + + if (!async) + return true; + + var newReq = self._binding.write(flushFlag, + chunk, + inOff, + availInBefore, + self._buffer, + self._offset, + self._chunkSize); + newReq.callback = callback; // this same function + newReq.buffer = chunk; + return; + } + + if (!async) + return false; + + // finished with the chunk. + cb(); + } +}; + +util.inherits(Deflate, Zlib); +util.inherits(Inflate, Zlib); +util.inherits(Gzip, Zlib); +util.inherits(Gunzip, Zlib); +util.inherits(DeflateRaw, Zlib); +util.inherits(InflateRaw, Zlib); +util.inherits(Unzip, Zlib); diff --git a/node_modules/browserify-zlib/test/fixtures/elipses.txt b/node_modules/browserify-zlib/test/fixtures/elipses.txt new file mode 100644 index 000000000..610560050 --- /dev/null +++ b/node_modules/browserify-zlib/test/fixtures/elipses.txt @@ -0,0 +1 @@ +…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………
\ No newline at end of file diff --git a/node_modules/browserify-zlib/test/fixtures/empty.txt b/node_modules/browserify-zlib/test/fixtures/empty.txt new file mode 100644 index 000000000..8b1378917 --- /dev/null +++ b/node_modules/browserify-zlib/test/fixtures/empty.txt @@ -0,0 +1 @@ + diff --git a/node_modules/browserify-zlib/test/fixtures/person.jpg b/node_modules/browserify-zlib/test/fixtures/person.jpg Binary files differnew file mode 100644 index 000000000..4f71881c5 --- /dev/null +++ b/node_modules/browserify-zlib/test/fixtures/person.jpg diff --git a/node_modules/browserify-zlib/test/ignored/test-zlib-dictionary-fail.js b/node_modules/browserify-zlib/test/ignored/test-zlib-dictionary-fail.js new file mode 100755 index 000000000..fd35a0192 --- /dev/null +++ b/node_modules/browserify-zlib/test/ignored/test-zlib-dictionary-fail.js @@ -0,0 +1,48 @@ +// Copyright Joyent, Inc. and other Node contributors. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to permit +// persons to whom the Software is furnished to do so, subject to the +// following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +var common = require('../common.js'); +var assert = require('assert'); +var zlib = require('zlib'); + +// Should raise an error, not trigger an assertion in src/node_zlib.cc +(function() { + var stream = zlib.createInflate(); + + stream.on('error', common.mustCall(function(err) { + assert(/Missing dictionary/.test(err.message)); + })); + + // String "test" encoded with dictionary "dict". + stream.write(Buffer([0x78,0xBB,0x04,0x09,0x01,0xA5])); +})(); + +// Should raise an error, not trigger an assertion in src/node_zlib.cc +(function() { + var stream = zlib.createInflate({ dictionary: Buffer('fail') }); + + stream.on('error', common.mustCall(function(err) { + assert(/Bad dictionary/.test(err.message)); + })); + + // String "test" encoded with dictionary "dict". + stream.write(Buffer([0x78,0xBB,0x04,0x09,0x01,0xA5])); +})(); diff --git a/node_modules/browserify-zlib/test/ignored/test-zlib-dictionary.js b/node_modules/browserify-zlib/test/ignored/test-zlib-dictionary.js new file mode 100755 index 000000000..58da810cc --- /dev/null +++ b/node_modules/browserify-zlib/test/ignored/test-zlib-dictionary.js @@ -0,0 +1,95 @@ +// Copyright Joyent, Inc. and other Node contributors. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to permit +// persons to whom the Software is furnished to do so, subject to the +// following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +// test compression/decompression with dictionary + +var common = require('../common.js'); +var assert = require('assert'); +var zlib = require('zlib'); +var path = require('path'); + +var spdyDict = new Buffer([ + 'optionsgetheadpostputdeletetraceacceptaccept-charsetaccept-encodingaccept-', + 'languageauthorizationexpectfromhostif-modified-sinceif-matchif-none-matchi', + 'f-rangeif-unmodifiedsincemax-forwardsproxy-authorizationrangerefererteuser', + '-agent10010120020120220320420520630030130230330430530630740040140240340440', + '5406407408409410411412413414415416417500501502503504505accept-rangesageeta', + 'glocationproxy-authenticatepublicretry-afterservervarywarningwww-authentic', + 'ateallowcontent-basecontent-encodingcache-controlconnectiondatetrailertran', + 'sfer-encodingupgradeviawarningcontent-languagecontent-lengthcontent-locati', + 'oncontent-md5content-rangecontent-typeetagexpireslast-modifiedset-cookieMo', + 'ndayTuesdayWednesdayThursdayFridaySaturdaySundayJanFebMarAprMayJunJulAugSe', + 'pOctNovDecchunkedtext/htmlimage/pngimage/jpgimage/gifapplication/xmlapplic', + 'ation/xhtmltext/plainpublicmax-agecharset=iso-8859-1utf-8gzipdeflateHTTP/1', + '.1statusversionurl\0' +].join('')); + +var deflate = zlib.createDeflate({ dictionary: spdyDict }); + +var input = [ + 'HTTP/1.1 200 Ok', + 'Server: node.js', + 'Content-Length: 0', + '' +].join('\r\n'); + +var called = 0; + +// +// We'll use clean-new inflate stream each time +// and .reset() old dirty deflate one +// +function run(num) { + var inflate = zlib.createInflate({ dictionary: spdyDict }); + + if (num === 2) { + deflate.reset(); + deflate.removeAllListeners('data'); + } + + // Put data into deflate stream + deflate.on('data', function(chunk) { + inflate.write(chunk); + }); + + // Get data from inflate stream + var output = []; + inflate.on('data', function(chunk) { + output.push(chunk); + }); + inflate.on('end', function() { + called++; + + assert.equal(output.join(''), input); + + if (num < 2) run(num + 1); + }); + + deflate.write(input); + deflate.flush(function() { + inflate.end(); + }); +} +run(1); + +process.on('exit', function() { + assert.equal(called, 2); +}); diff --git a/node_modules/browserify-zlib/test/ignored/test-zlib-params.js b/node_modules/browserify-zlib/test/ignored/test-zlib-params.js new file mode 100755 index 000000000..006f1ea8e --- /dev/null +++ b/node_modules/browserify-zlib/test/ignored/test-zlib-params.js @@ -0,0 +1,33 @@ +var common = require('../common.js'); +var assert = require('assert'); +var zlib = require('zlib'); +var path = require('path'); +var fs = require('fs'); + +var file = fs.readFileSync(path.resolve(common.fixturesDir, 'person.jpg')), + chunkSize = 24 * 1024, + opts = { level: 9, strategy: zlib.Z_DEFAULT_STRATEGY }, + deflater = zlib.createDeflate(opts); + +var chunk1 = file.slice(0, chunkSize), + chunk2 = file.slice(chunkSize), + blkhdr = new Buffer([0x00, 0x48, 0x82, 0xb7, 0x7d]), + expected = Buffer.concat([blkhdr, chunk2]), + actual; + +deflater.write(chunk1, function() { + deflater.params(0, zlib.Z_DEFAULT_STRATEGY, function() { + while (deflater.read()); + deflater.end(chunk2, function() { + var bufs = [], buf; + while (buf = deflater.read()) + bufs.push(buf); + actual = Buffer.concat(bufs); + }); + }); + while (deflater.read()); +}); + +process.once('exit', function() { + assert.deepEqual(actual, expected); +}); diff --git a/node_modules/browserify-zlib/test/package.json b/node_modules/browserify-zlib/test/package.json new file mode 100644 index 000000000..189e12024 --- /dev/null +++ b/node_modules/browserify-zlib/test/package.json @@ -0,0 +1,7 @@ +{ + "browserify": { + "transform": [ + "brfs" + ] + } +}
\ No newline at end of file diff --git a/node_modules/browserify-zlib/test/test-zlib-close-after-write.js b/node_modules/browserify-zlib/test/test-zlib-close-after-write.js new file mode 100755 index 000000000..6d5a08360 --- /dev/null +++ b/node_modules/browserify-zlib/test/test-zlib-close-after-write.js @@ -0,0 +1,35 @@ +// Copyright Joyent, Inc. and other Node contributors. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to permit +// persons to whom the Software is furnished to do so, subject to the +// following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +var tape = require('tape'); +var zlib = require('../'); + +tape(function(t) { + t.plan(1); + + zlib.gzip('hello', function(err, out) { + var unzip = zlib.createGunzip(); + unzip.write(out); + unzip.close(function() { + t.ok(true); + }); + }); +}); diff --git a/node_modules/browserify-zlib/test/test-zlib-convenience-methods.js b/node_modules/browserify-zlib/test/test-zlib-convenience-methods.js new file mode 100755 index 000000000..223160b84 --- /dev/null +++ b/node_modules/browserify-zlib/test/test-zlib-convenience-methods.js @@ -0,0 +1,70 @@ +// Copyright Joyent, Inc. and other Node contributors. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to permit +// persons to whom the Software is furnished to do so, subject to the +// following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +// test convenience methods with and without options supplied + +var tape = require('tape'); +var zlib = require('../'); + +var expect = 'blahblahblahblahblahblah'; +var opts = { + level: 9, + chunkSize: 1024, +}; + +[ + ['gzip', 'gunzip'], + ['gzip', 'unzip'], + ['deflate', 'inflate'], + ['deflateRaw', 'inflateRaw'], +].forEach(function(method) { + tape(method.join(' '), function(t) { + t.plan(4); + + zlib[method[0]](expect, opts, function(err, result) { + zlib[method[1]](result, opts, function(err, result) { + t.deepEqual(result, new Buffer(expect), + 'Should get original string after ' + + method[0] + '/' + method[1] + ' with options.'); + }); + }); + + zlib[method[0]](expect, function(err, result) { + zlib[method[1]](result, function(err, result) { + t.deepEqual(result, new Buffer(expect), + 'Should get original string after ' + + method[0] + '/' + method[1] + ' without options.'); + }); + }); + + var result = zlib[method[0] + 'Sync'](expect, opts); + result = zlib[method[1] + 'Sync'](result, opts); + t.deepEqual(result, new Buffer(expect), + 'Should get original string after ' + + method[0] + '/' + method[1] + ' with options.'); + + result = zlib[method[0] + 'Sync'](expect); + result = zlib[method[1] + 'Sync'](result); + t.deepEqual(result, new Buffer(expect), + 'Should get original string after ' + + method[0] + '/' + method[1] + ' without options.'); + }); +}); diff --git a/node_modules/browserify-zlib/test/test-zlib-from-string.js b/node_modules/browserify-zlib/test/test-zlib-from-string.js new file mode 100755 index 000000000..0376c557b --- /dev/null +++ b/node_modules/browserify-zlib/test/test-zlib-from-string.js @@ -0,0 +1,89 @@ +// Copyright Joyent, Inc. and other Node contributors. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to permit +// persons to whom the Software is furnished to do so, subject to the +// following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +// test compressing and uncompressing a string with zlib + +var tape = require('tape'); +var zlib = require('../'); + +var inputString = '\u03A9\u03A9Lorem ipsum dolor sit amet, consectetur adipiscing el' + + 'it. Morbi faucibus, purus at gravida dictum, libero arcu convallis la' + + 'cus, in commodo libero metus eu nisi. Nullam commodo, neque nec porta' + + ' placerat, nisi est fermentum augue, vitae gravida tellus sapien sit ' + + 'amet tellus. Aenean non diam orci. Proin quis elit turpis. Suspendiss' + + 'e non diam ipsum. Suspendisse nec ullamcorper odio. Vestibulum arcu m' + + 'i, sodales non suscipit id, ultrices ut massa. Sed ac sem sit amet ar' + + 'cu malesuada fermentum. Nunc sed. '; +var expectedBase64Deflate = 'eJxdUUtOQzEMvMoc4OndgT0gJCT2buJWlpI4jePeqZfpm' + + 'XAKLRKbLOzx/HK73q6vOrhCunlF1qIDJhNUeW5I2ozT5OkDlKWLJWkncJG5403HQXAkT3' + + 'Jw29B9uIEmToMukglZ0vS6ociBh4JG8sV4oVLEUCitK2kxq1WzPnChHDzsaGKy491Lofo' + + 'AbWh8do43oeuYhB5EPCjcLjzYJo48KrfQBvnJecNFJvHT1+RSQsGoC7dn2t/xjhduTA1N' + + 'WyQIZR0pbHwMDatnD+crPqKSqGPHp1vnlsWM/07ubf7bheF7kqSj84Bm0R1fYTfaK8vqq' + + 'qfKBtNMhe3OZh6N95CTvMX5HJJi4xOVzCgUOIMSLH7wmeOHaFE4RdpnGavKtrB5xzfO/Ll9'; +var expectedBase64Gzip = 'H4sIAAAAAAAAA11RS05DMQy8yhzg6d2BPSAkJPZu4laWkjiN' + + '496pl+mZcAotEpss7PH8crverq86uEK6eUXWogMmE1R5bkjajNPk6QOUpYslaSdwkbnjT' + + 'cdBcCRPcnDb0H24gSZOgy6SCVnS9LqhyIGHgkbyxXihUsRQKK0raTGrVbM+cKEcPOxoYr' + + 'Lj3Uuh+gBtaHx2jjeh65iEHkQ8KNwuPNgmjjwqt9AG+cl5w0Um8dPX5FJCwagLt2fa3/G' + + 'OF25MDU1bJAhlHSlsfAwNq2cP5ys+opKoY8enW+eWxYz/Tu5t/tuF4XuSpKPzgGbRHV9h' + + 'N9ory+qqp8oG00yF7c5mHo33kJO8xfkckmLjE5XMKBQ4gxIsfvCZ44doUThF2mcZq8q2s' + + 'HnHNzRtagj5AQAA'; + +tape('deflate', function(t) { + t.plan(1); + zlib.deflate(inputString, function(err, buffer) { + t.equal(buffer.toString('base64'), expectedBase64Deflate, + 'deflate encoded string should match'); + }); +}); + +tape('gzip', function(t) { + t.plan(1); + zlib.gzip(inputString, function(err, buffer) { + // Can't actually guarantee that we'll get exactly the same + // deflated bytes when we compress a string, since the header + // depends on stuff other than the input string itself. + // However, decrypting it should definitely yield the same + // result that we're expecting, and this should match what we get + // from inflating the known valid deflate data. + zlib.gunzip(buffer, function(err, gunzipped) { + t.equal(gunzipped.toString(), inputString, + 'Should get original string after gzip/gunzip'); + }); + }); +}); + +tape('unzip deflate', function(t) { + t.plan(1); + var buffer = new Buffer(expectedBase64Deflate, 'base64'); + zlib.unzip(buffer, function(err, buffer) { + t.equal(buffer.toString(), inputString, + 'decoded inflated string should match'); + }); +}); + +tape('unzip gzip', function(t) { + t.plan(1); + buffer = new Buffer(expectedBase64Gzip, 'base64'); + zlib.unzip(buffer, function(err, buffer) { + t.equal(buffer.toString(), inputString, + 'decoded gunzipped string should match'); + }); +}); diff --git a/node_modules/browserify-zlib/test/test-zlib-invalid-input.js b/node_modules/browserify-zlib/test/test-zlib-invalid-input.js new file mode 100755 index 000000000..5ac08c3e9 --- /dev/null +++ b/node_modules/browserify-zlib/test/test-zlib-invalid-input.js @@ -0,0 +1,62 @@ +// Copyright Joyent, Inc. and other Node contributors. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to permit +// persons to whom the Software is furnished to do so, subject to the +// following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +// test uncompressing invalid input + +var tape = require('tape'), + zlib = require('../'); + +tape('non-strings', function(t) { + var nonStringInputs = [1, true, {a: 1}, ['a']]; + t.plan(12); + + nonStringInputs.forEach(function(input) { + // zlib.gunzip should not throw an error when called with bad input. + t.doesNotThrow(function() { + zlib.gunzip(input, function(err, buffer) { + // zlib.gunzip should pass the error to the callback. + t.ok(err); + }); + }); + }); +}); + +tape('unzips', function(t) { + // zlib.Unzip classes need to get valid data, or else they'll throw. + var unzips = [ zlib.Unzip(), + zlib.Gunzip(), + zlib.Inflate(), + zlib.InflateRaw() ]; + + t.plan(4); + unzips.forEach(function (uz, i) { + uz.on('error', function(er) { + t.ok(er); + }); + + uz.on('end', function(er) { + throw new Error('end event should not be emitted '+uz.constructor.name); + }); + + // this will trigger error event + uz.write('this is not valid compressed data.'); + }); +}); diff --git a/node_modules/browserify-zlib/test/test-zlib-random-byte-pipes.js b/node_modules/browserify-zlib/test/test-zlib-random-byte-pipes.js new file mode 100755 index 000000000..6dba4c2b6 --- /dev/null +++ b/node_modules/browserify-zlib/test/test-zlib-random-byte-pipes.js @@ -0,0 +1,176 @@ +// Copyright Joyent, Inc. and other Node contributors. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to permit +// persons to whom the Software is furnished to do so, subject to the +// following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +var crypto = require('crypto'); +var stream = require('stream'); +var Stream = stream.Stream; +var util = require('util'); +var tape = require('tape'); +var zlib = require('../'); + + + +// emit random bytes, and keep a shasum +function RandomReadStream(opt) { + Stream.call(this); + + this.readable = true; + this._paused = false; + this._processing = false; + + this._hasher = crypto.createHash('sha1'); + opt = opt || {}; + + // base block size. + opt.block = opt.block || 256 * 1024; + + // total number of bytes to emit + opt.total = opt.total || 256 * 1024 * 1024; + this._remaining = opt.total; + + // how variable to make the block sizes + opt.jitter = opt.jitter || 1024; + + this._opt = opt; + + this._process = this._process.bind(this); + + process.nextTick(this._process); +} + +util.inherits(RandomReadStream, Stream); + +RandomReadStream.prototype.pause = function() { + this._paused = true; + this.emit('pause'); +}; + +RandomReadStream.prototype.resume = function() { + this._paused = false; + this.emit('resume'); + this._process(); +}; + +RandomReadStream.prototype._process = function() { + if (this._processing) return; + if (this._paused) return; + + this._processing = true; + + if (!this._remaining) { + this._hash = this._hasher.digest('hex').toLowerCase().trim(); + this._processing = false; + + this.emit('end'); + return; + } + + // figure out how many bytes to output + // if finished, then just emit end. + var block = this._opt.block; + var jitter = this._opt.jitter; + if (jitter) { + block += Math.ceil(Math.random() * jitter - (jitter / 2)); + } + block = Math.min(block, this._remaining); + var buf = new Buffer(block); + for (var i = 0; i < block; i++) { + buf[i] = Math.random() * 256; + } + + this._hasher.update(buf); + + this._remaining -= block; + + this._processing = false; + + this.emit('data', buf); + process.nextTick(this._process); +}; + + +// a filter that just verifies a shasum +function HashStream() { + Stream.call(this); + + this.readable = this.writable = true; + this._hasher = crypto.createHash('sha1'); +} + +util.inherits(HashStream, Stream); + +HashStream.prototype.write = function(c) { + // Simulate the way that an fs.ReadStream returns false + // on *every* write like a jerk, only to resume a + // moment later. + this._hasher.update(c); + process.nextTick(this.resume.bind(this)); + return false; +}; + +HashStream.prototype.resume = function() { + this.emit('resume'); + process.nextTick(this.emit.bind(this, 'drain')); +}; + +HashStream.prototype.end = function(c) { + if (c) { + this.write(c); + } + this._hash = this._hasher.digest('hex').toLowerCase().trim(); + this.emit('data', this._hash); + this.emit('end'); +}; + +tape('random byte pipes', function(t) { + var inp = new RandomReadStream({ total: 1024, block: 256, jitter: 16 }); + var out = new HashStream(); + var gzip = zlib.createGzip(); + var gunz = zlib.createGunzip(); + + inp.pipe(gzip).pipe(gunz).pipe(out); + + inp.on('data', function(c) { + t.ok(c.length); + }); + + gzip.on('data', function(c) { + t.ok(c.length); + }); + + gunz.on('data', function(c) { + t.ok(c.length); + }); + + out.on('data', function(c) { + t.ok(c.length); + }); + + out.on('data', function(c) { + t.ok(c.length); + t.equal(c, inp._hash, 'hashes should match'); + }); + + out.on('end', function() { + t.end(); + }) +}); + diff --git a/node_modules/browserify-zlib/test/test-zlib-write-after-flush.js b/node_modules/browserify-zlib/test/test-zlib-write-after-flush.js new file mode 100755 index 000000000..5841ef813 --- /dev/null +++ b/node_modules/browserify-zlib/test/test-zlib-write-after-flush.js @@ -0,0 +1,55 @@ +// Copyright Joyent, Inc. and other Node contributors. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to permit +// persons to whom the Software is furnished to do so, subject to the +// following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +var tape = require('tape'); +var zlib = require('../'); +var fs = require('fs'); + +tape('write after flush', function(t) { + t.plan(2); + + var gzip = zlib.createGzip(); + var gunz = zlib.createUnzip(); + + gzip.pipe(gunz); + + var output = ''; + var input = 'A line of data\n'; + gunz.setEncoding('utf8'); + gunz.on('data', function(c) { + output += c; + }); + + gunz.on('end', function() { + t.equal(output, input); + + // Make sure that the flush flag was set back to normal + t.equal(gzip._flushFlag, zlib.Z_NO_FLUSH); + }); + + // make sure that flush/write doesn't trigger an assert failure + gzip.flush(); write(); + function write() { + gzip.write(input); + gzip.end(); + gunz.read(0); + } +}); diff --git a/node_modules/browserify-zlib/test/test-zlib-zero-byte.js b/node_modules/browserify-zlib/test/test-zlib-zero-byte.js new file mode 100755 index 000000000..88bdd8cb0 --- /dev/null +++ b/node_modules/browserify-zlib/test/test-zlib-zero-byte.js @@ -0,0 +1,41 @@ +// Copyright Joyent, Inc. and other Node contributors. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to permit +// persons to whom the Software is furnished to do so, subject to the +// following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +var tape = require('tape'); +var zlib = require('../'); + +tape('zero byte', function(t) { + t.plan(2); + var gz = zlib.Gzip() + var emptyBuffer = new Buffer(0); + var received = 0; + gz.on('data', function(c) { + received += c.length; + }); + gz.on('end', function() { + t.equal(received, 20); + }); + gz.on('finish', function() { + t.ok(true); + }); + gz.write(emptyBuffer); + gz.end(); +}); diff --git a/node_modules/browserify-zlib/test/test-zlib.js b/node_modules/browserify-zlib/test/test-zlib.js new file mode 100644 index 000000000..64c02c5dc --- /dev/null +++ b/node_modules/browserify-zlib/test/test-zlib.js @@ -0,0 +1,206 @@ +// Copyright Joyent, Inc. and other Node contributors. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to permit +// persons to whom the Software is furnished to do so, subject to the +// following conditions: +// +// The above copyright notice and this permission notice shall be included +// in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN +// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE +// USE OR OTHER DEALINGS IN THE SOFTWARE. + +var assert = require('assert'); +var zlib = require('../'); +var path = require('path'); + +var zlibPairs = + [[zlib.Deflate, zlib.Inflate], + [zlib.Gzip, zlib.Gunzip], + [zlib.Deflate, zlib.Unzip], + [zlib.Gzip, zlib.Unzip], + [zlib.DeflateRaw, zlib.InflateRaw]]; + +// how fast to trickle through the slowstream +var trickle = [128, 1024, 1024 * 1024]; + +// tunable options for zlib classes. + +// several different chunk sizes +var chunkSize = [128, 1024, 1024 * 16, 1024 * 1024]; + +// this is every possible value. +var level = [-1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9]; +var windowBits = [8, 9, 10, 11, 12, 13, 14, 15]; +var memLevel = [1, 2, 3, 4, 5, 6, 7, 8, 9]; +var strategy = [0, 1, 2, 3, 4]; + +// it's nice in theory to test every combination, but it +// takes WAY too long. Maybe a pummel test could do this? +if (!process.env.PUMMEL) { + trickle = [1024]; + chunkSize = [1024 * 16]; + level = [6]; + memLevel = [8]; + windowBits = [15]; + strategy = [0]; +} + +var fs = require('fs'); + +if (process.env.FAST) { + zlibPairs = [[zlib.Gzip, zlib.Unzip]]; +} + +var tests = { + 'person.jpg': fs.readFileSync(__dirname + '/fixtures/person.jpg'), + 'elipses.txt': fs.readFileSync(__dirname + '/fixtures/elipses.txt'), + 'empty.txt': fs.readFileSync(__dirname + '/fixtures/empty.txt') +}; + +var util = require('util'); +var stream = require('stream'); + + +// stream that saves everything +function BufferStream() { + this.chunks = []; + this.length = 0; + this.writable = true; + this.readable = true; +} + +util.inherits(BufferStream, stream.Stream); + +BufferStream.prototype.write = function(c) { + this.chunks.push(c); + this.length += c.length; + return true; +}; + +BufferStream.prototype.end = function(c) { + if (c) this.write(c); + // flatten + var buf = new Buffer(this.length); + var i = 0; + this.chunks.forEach(function(c) { + c.copy(buf, i); + i += c.length; + }); + this.emit('data', buf); + this.emit('end'); + return true; +}; + + +function SlowStream(trickle) { + this.trickle = trickle; + this.offset = 0; + this.readable = this.writable = true; +} + +util.inherits(SlowStream, stream.Stream); + +SlowStream.prototype.write = function() { + throw new Error('not implemented, just call ss.end(chunk)'); +}; + +SlowStream.prototype.pause = function() { + this.paused = true; + this.emit('pause'); +}; + +SlowStream.prototype.resume = function() { + var self = this; + if (self.ended) return; + self.emit('resume'); + if (!self.chunk) return; + self.paused = false; + emit(); + function emit() { + if (self.paused) return; + if (self.offset >= self.length) { + self.ended = true; + return self.emit('end'); + } + var end = Math.min(self.offset + self.trickle, self.length); + var c = self.chunk.slice(self.offset, end); + self.offset += c.length; + self.emit('data', c); + process.nextTick(emit); + } +}; + +SlowStream.prototype.end = function(chunk) { + // walk over the chunk in blocks. + var self = this; + self.chunk = chunk; + self.length = chunk.length; + self.resume(); + return self.ended; +}; + + + +// for each of the files, make sure that compressing and +// decompressing results in the same data, for every combination +// of the options set above. +var tape = require('tape'); + +Object.keys(tests).forEach(function(file) { + var test = tests[file]; + chunkSize.forEach(function(chunkSize) { + trickle.forEach(function(trickle) { + windowBits.forEach(function(windowBits) { + level.forEach(function(level) { + memLevel.forEach(function(memLevel) { + strategy.forEach(function(strategy) { + zlibPairs.forEach(function(pair) { + var Def = pair[0]; + var Inf = pair[1]; + var opts = { + level: level, + windowBits: windowBits, + memLevel: memLevel, + strategy: strategy + }; + + var msg = file + ' ' + + chunkSize + ' ' + + JSON.stringify(opts) + ' ' + + Def.name + ' -> ' + Inf.name; + + tape('zlib ' + msg, function(t) { + t.plan(1); + + var def = new Def(opts); + var inf = new Inf(opts); + var ss = new SlowStream(trickle); + var buf = new BufferStream(); + + // verify that the same exact buffer comes out the other end. + buf.on('data', function(c) { + t.deepEqual(c, test); + }); + + // the magic happens here. + ss.pipe(def).pipe(inf).pipe(buf); + ss.end(test); + }); + }); + }); + }); + }); + }); + }); + }); +}); |
