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transports.websocket.hybi16.parser.test.js
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transports.websocket.hybi16.parser.test.js
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/**
* Test dependencies.
*/
var assert = require('assert');
var Parser = require('../lib/transports/websocket/hybi-16.js').Parser;
require('./hybi-common');
/**
* Tests.
*/
module.exports = {
'can parse unmasked text message': function() {
var p = new Parser();
var packet = '81 05 48 65 6c 6c 6f';
var gotData = false;
p.on('data', function(data) {
gotData = true;
assert.equal('Hello', data);
});
p.add(getBufferFromHexString(packet));
assert.ok(gotData);
},
'can parse close message': function() {
var p = new Parser();
var packet = '88 00';
var gotClose = false;
p.on('close', function(data) {
gotClose = true;
});
p.add(getBufferFromHexString(packet));
assert.ok(gotClose);
},
'can parse masked text message': function() {
var p = new Parser();
var packet = '81 93 34 83 a8 68 01 b9 92 52 4f a1 c6 09 59 e6 8a 52 16 e6 cb 00 5b a1 d5';
var gotData = false;
p.on('data', function(data) {
gotData = true;
assert.equal('5:::{"name":"echo"}', data);
});
p.add(getBufferFromHexString(packet));
assert.ok(gotData);
},
'can parse a masked text message longer than 125 bytes': function() {
var p = new Parser();
var message = 'A';
for (var i = 0; i < 300; ++i) message += (i % 5).toString();
var packet = '81 FE ' + pack(4, message.length) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(message, '34 83 a8 68'));
var gotData = false;
p.on('data', function(data) {
gotData = true;
assert.equal(message, data);
});
p.add(getBufferFromHexString(packet));
assert.ok(gotData);
},
'can parse a really long masked text message': function() {
var p = new Parser();
var message = 'A';
for (var i = 0; i < 64*1024; ++i) message += (i % 5).toString();
var packet = '81 FF ' + pack(16, message.length) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(message, '34 83 a8 68'));
var gotData = false;
p.on('data', function(data) {
gotData = true;
assert.equal(message, data);
});
p.add(getBufferFromHexString(packet));
assert.ok(gotData);
},
'can parse a fragmented masked text message of 300 bytes': function() {
var p = new Parser();
var message = 'A';
for (var i = 0; i < 300; ++i) message += (i % 5).toString();
var msgpiece1 = message.substr(0, 150);
var msgpiece2 = message.substr(150);
var packet1 = '01 FE ' + pack(4, msgpiece1.length) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(msgpiece1, '34 83 a8 68'));
var packet2 = '80 FE ' + pack(4, msgpiece2.length) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(msgpiece2, '34 83 a8 68'));
var gotData = false;
p.on('data', function(data) {
gotData = true;
assert.equal(message, data);
});
p.add(getBufferFromHexString(packet1));
p.add(getBufferFromHexString(packet2));
assert.ok(gotData);
},
'can parse a ping message': function() {
var p = new Parser();
var message = 'Hello';
var packet = '89 FE ' + pack(4, message.length) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(message, '34 83 a8 68'));
var gotPing = false;
p.on('ping', function(data) {
gotPing = true;
assert.equal(message, data);
});
p.add(getBufferFromHexString(packet));
assert.ok(gotPing);
},
'can parse a ping with no data': function() {
var p = new Parser();
var packet = '89 00';
var gotPing = false;
p.on('ping', function(data) {
gotPing = true;
});
p.add(getBufferFromHexString(packet));
assert.ok(gotPing);
},
'can parse a fragmented masked text message of 300 bytes with a ping in the middle': function() {
var p = new Parser();
var message = 'A';
for (var i = 0; i < 300; ++i) message += (i % 5).toString();
var msgpiece1 = message.substr(0, 150);
var packet1 = '01 FE ' + pack(4, msgpiece1.length) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(msgpiece1, '34 83 a8 68'));
var pingMessage = 'Hello';
var pingPacket = '89 FE ' + pack(4, pingMessage.length) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(pingMessage, '34 83 a8 68'));
var msgpiece2 = message.substr(150);
var packet2 = '80 FE ' + pack(4, msgpiece2.length) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(msgpiece2, '34 83 a8 68'));
var gotData = false;
p.on('data', function(data) {
gotData = true;
assert.equal(message, data);
});
var gotPing = false;
p.on('ping', function(data) {
gotPing = true;
assert.equal(pingMessage, data);
});
p.add(getBufferFromHexString(packet1));
p.add(getBufferFromHexString(pingPacket));
p.add(getBufferFromHexString(packet2));
assert.ok(gotData);
assert.ok(gotPing);
},
'can parse a fragmented masked text message of 300 bytes with a ping in the middle, which is delievered over sevaral tcp packets': function() {
var p = new Parser();
var message = 'A';
for (var i = 0; i < 300; ++i) message += (i % 5).toString();
var msgpiece1 = message.substr(0, 150);
var packet1 = '01 FE ' + pack(4, msgpiece1.length) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(msgpiece1, '34 83 a8 68'));
var pingMessage = 'Hello';
var pingPacket = '89 FE ' + pack(4, pingMessage.length) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(pingMessage, '34 83 a8 68'));
var msgpiece2 = message.substr(150);
var packet2 = '80 FE ' + pack(4, msgpiece2.length) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(msgpiece2, '34 83 a8 68'));
var gotData = false;
p.on('data', function(data) {
gotData = true;
assert.equal(message, data);
});
var gotPing = false;
p.on('ping', function(data) {
gotPing = true;
assert.equal(pingMessage, data);
});
var buffers = [];
buffers = buffers.concat(splitBuffer(getBufferFromHexString(packet1)));
buffers = buffers.concat(splitBuffer(getBufferFromHexString(pingPacket)));
buffers = buffers.concat(splitBuffer(getBufferFromHexString(packet2)));
for (var i = 0; i < buffers.length; ++i) {
p.add(buffers[i]);
}
assert.ok(gotData);
assert.ok(gotPing);
},
'can parse a 100 byte long masked binary message': function() {
var p = new Parser();
var length = 100;
var message = new Buffer(length);
for (var i = 0; i < length; ++i) message[i] = i % 256;
var originalMessage = getHexStringFromBuffer(message);
var packet = '82 ' + getHybiLengthAsHexString(length, true) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(message, '34 83 a8 68'));
var gotData = false;
p.on('binary', function(data) {
gotData = true;
assert.equal(originalMessage, getHexStringFromBuffer(data));
});
p.add(getBufferFromHexString(packet));
assert.ok(gotData);
},
'can parse a 256 byte long masked binary message': function() {
var p = new Parser();
var length = 256;
var message = new Buffer(length);
for (var i = 0; i < length; ++i) message[i] = i % 256;
var originalMessage = getHexStringFromBuffer(message);
var packet = '82 ' + getHybiLengthAsHexString(length, true) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(message, '34 83 a8 68'));
var gotData = false;
p.on('binary', function(data) {
gotData = true;
assert.equal(originalMessage, getHexStringFromBuffer(data));
});
p.add(getBufferFromHexString(packet));
assert.ok(gotData);
},
'can parse a 200kb long masked binary message': function() {
var p = new Parser();
var length = 200 * 1024;
var message = new Buffer(length);
for (var i = 0; i < length; ++i) message[i] = i % 256;
var originalMessage = getHexStringFromBuffer(message);
var packet = '82 ' + getHybiLengthAsHexString(length, true) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(message, '34 83 a8 68'));
var gotData = false;
p.on('binary', function(data) {
gotData = true;
assert.equal(originalMessage, getHexStringFromBuffer(data));
});
p.add(getBufferFromHexString(packet));
assert.ok(gotData);
},
'can parse a 200kb long unmasked binary message': function() {
var p = new Parser();
var length = 200 * 1024;
var message = new Buffer(length);
for (var i = 0; i < length; ++i) message[i] = i % 256;
var originalMessage = getHexStringFromBuffer(message);
var packet = '82 ' + getHybiLengthAsHexString(length, false) + ' ' + getHexStringFromBuffer(message);
var gotData = false;
p.on('binary', function(data) {
gotData = true;
assert.equal(originalMessage, getHexStringFromBuffer(data));
});
p.add(getBufferFromHexString(packet));
assert.ok(gotData);
},
};