node/test/parallel/test-zlib-dictionary.js
isaacs 3e1b1dd4a9 Remove excessive copyright/license boilerplate
The copyright and license notice is already in the LICENSE file.  There
is no justifiable reason to also require that it be included in every
file, since the individual files are not individually distributed except
as part of the entire package.
2015-01-12 15:30:28 -08:00

74 lines
2.1 KiB
JavaScript

// 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);
});