var assert = require('assert')
, Receiver = require('../lib/Receiver');
require('should');
require('./hybi-common');
describe('Receiver', function() {
it('can parse unmasked text message', function() {
var p = new Receiver();
var packet = '81 05 48 65 6c 6c 6f';
var gotData = false;
p.ontext = function(data) {
gotData = true;
assert.equal('Hello', data);
};
p.add(getBufferFromHexString(packet));
gotData.should.be.ok;
});
it('can parse close message', function() {
var p = new Receiver();
var packet = '88 00';
var gotClose = false;
p.onclose = function(data) {
gotClose = true;
};
p.add(getBufferFromHexString(packet));
gotClose.should.be.ok;
});
it('can parse masked text message', function() {
var p = new Receiver();
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.ontext = function(data) {
gotData = true;
assert.equal('5:::{"name":"echo"}', data);
};
p.add(getBufferFromHexString(packet));
gotData.should.be.ok;
});
it('can parse a masked text message longer than 125 bytes', function() {
var p = new Receiver();
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.ontext = function(data) {
gotData = true;
assert.equal(message, data);
};
p.add(getBufferFromHexString(packet));
gotData.should.be.ok;
});
it('can parse a really long masked text message', function() {
var p = new Receiver();
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.ontext = function(data) {
gotData = true;
assert.equal(message, data);
};
p.add(getBufferFromHexString(packet));
gotData.should.be.ok;
});
it('can parse a fragmented masked text message of 300 bytes', function() {
var p = new Receiver();
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.ontext = function(data) {
gotData = true;
assert.equal(message, data);
};
p.add(getBufferFromHexString(packet1));
p.add(getBufferFromHexString(packet2));
gotData.should.be.ok;
});
it('can parse a ping message', function() {
var p = new Receiver();
var message = 'Hello';
var packet = '89 ' + getHybiLengthAsHexString(message.length, true) + ' 34 83 a8 68 ' + getHexStringFromBuffer(mask(message, '34 83 a8 68'));
var gotPing = false;
p.onping = function(data) {
gotPing = true;
assert.equal(message, data);
};
p.add(getBufferFromHexString(packet));
gotPing.should.be.ok;
});
it('can parse a ping with no data', function() {
var p = new Receiver();
var packet = '89 00';
var gotPing = false;
p.onping = function(data) {
gotPing = true;
};
p.add(getBufferFromHexString(packet));
gotPing.should.be.ok;
});
it('can parse a fragmented masked text message of 300 bytes with a ping in the middle', function() {
var p = new Receiver();
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 ' + getHybiLengthAsHexString(pingMessage.length, true) + ' 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.ontext = function(data) {
gotData = true;
assert.equal(message, data);
};
var gotPing = false;
p.onping = function(data) {
gotPing = true;
assert.equal(pingMessage, data);
};
p.add(getBufferFromHexString(packet1));
p.add(getBufferFromHexString(pingPacket));
p.add(getBufferFromHexString(packet2));
gotData.should.be.ok;
gotPing.should.be.ok;
});
it('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 Receiver();
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 ' + getHybiLengthAsHexString(pingMessage.length, true) + ' 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.ontext = function(data) {
gotData = true;
assert.equal(message, data);
};
var gotPing = false;
p.onping = 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]);
}
gotData.should.be.ok;
gotPing.should.be.ok;
});
it('can parse a 100 byte long masked binary message', function() {
var p = new Receiver();
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.onbinary = function(data) {
gotData = true;
assert.equal(originalMessage, getHexStringFromBuffer(data));
};
p.add(getBufferFromHexString(packet));
gotData.should.be.ok;
});
it('can parse a 256 byte long masked binary message', function() {
var p = new Receiver();
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.onbinary = function(data) {
gotData = true;
assert.equal(originalMessage, getHexStringFromBuffer(data));
};
p.add(getBufferFromHexString(packet));
gotData.should.be.ok;
});
it('can parse a 200kb long masked binary message', function() {
var p = new Receiver();
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.onbinary = function(data) {
gotData = true;
assert.equal(originalMessage, getHexStringFromBuffer(data));
};
p.add(getBufferFromHexString(packet));
gotData.should.be.ok;
});
it('can parse a 200kb long unmasked binary message', function() {
var p = new Receiver();
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.onbinary = function(data) {
gotData = true;
assert.equal(originalMessage, getHexStringFromBuffer(data));
};
p.add(getBufferFromHexString(packet));
gotData.should.be.ok;
});
});
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