Backend/node_modules/dicer/bench/multiparty-bench-multipart-parser.js
2021-12-31 15:03:23 +05:30

77 lines
1.7 KiB
JavaScript

var assert = require('assert'),
Form = require('multiparty').Form,
boundary = '-----------------------------168072824752491622650073',
mb = 100,
buffer = createMultipartBuffer(boundary, mb * 1024 * 1024),
callbacks =
{ partBegin: -1,
partEnd: -1,
headerField: -1,
headerValue: -1,
partData: -1,
end: -1,
};
var form = new Form({ boundary: boundary });
hijack('onParseHeaderField', function() {
callbacks.headerField++;
});
hijack('onParseHeaderValue', function() {
callbacks.headerValue++;
});
hijack('onParsePartBegin', function() {
callbacks.partBegin++;
});
hijack('onParsePartData', function() {
callbacks.partData++;
});
hijack('onParsePartEnd', function() {
callbacks.partEnd++;
});
form.on('finish', function() {
callbacks.end++;
});
var start = new Date();
form.write(buffer, function(err) {
var duration = new Date() - start;
assert.ifError(err);
var mbPerSec = (mb / (duration / 1000)).toFixed(2);
console.log(mbPerSec+' mb/sec');
});
//assert.equal(nparsed, buffer.length);
function createMultipartBuffer(boundary, size) {
var head =
'--'+boundary+'\r\n'
+ 'content-disposition: form-data; name="field1"\r\n'
+ '\r\n'
, tail = '\r\n--'+boundary+'--\r\n'
, buffer = new Buffer(size);
buffer.write(head, 'ascii', 0);
buffer.write(tail, 'ascii', buffer.length - tail.length);
return buffer;
}
process.on('exit', function() {
/*for (var k in callbacks) {
assert.equal(0, callbacks[k], k+' count off by '+callbacks[k]);
}*/
});
function hijack(name, fn) {
var oldFn = form[name];
form[name] = function() {
fn();
return oldFn.apply(this, arguments);
};
}