476 lines
12 KiB
JavaScript
476 lines
12 KiB
JavaScript
require(__dirname+'/test-helper');
|
|
var Connection = require(__dirname + '/../../../lib/connection');
|
|
var buffers = require(__dirname + '/../../test-buffers');
|
|
var PARSE = function(buffer) {
|
|
return new Parser(buffer).parse();
|
|
};
|
|
|
|
var authOkBuffer = buffers.authenticationOk();
|
|
var paramStatusBuffer = buffers.parameterStatus('client_encoding', 'UTF8');
|
|
var readyForQueryBuffer = buffers.readyForQuery();
|
|
var backendKeyDataBuffer = buffers.backendKeyData(1,2);
|
|
var commandCompleteBuffer = buffers.commandComplete("SELECT 3");
|
|
var parseCompleteBuffer = buffers.parseComplete();
|
|
var bindCompleteBuffer = buffers.bindComplete();
|
|
var portalSuspendedBuffer = buffers.portalSuspended();
|
|
|
|
var addRow = function(bufferList, name, offset) {
|
|
return bufferList.addCString(name) //field name
|
|
.addInt32(offset++) //table id
|
|
.addInt16(offset++) //attribute of column number
|
|
.addInt32(offset++) //objectId of field's data type
|
|
.addInt16(offset++) //datatype size
|
|
.addInt32(offset++) //type modifier
|
|
.addInt16(0) //format code, 0 => text
|
|
};
|
|
|
|
var row1 = {
|
|
name: 'id',
|
|
tableID: 1,
|
|
attributeNumber: 2,
|
|
dataTypeID: 3,
|
|
dataTypeSize: 4,
|
|
typeModifier: 5,
|
|
formatCode: 0
|
|
};
|
|
var oneRowDescBuff = new buffers.rowDescription([row1]);
|
|
row1.name = 'bang';
|
|
|
|
var twoRowBuf = new buffers.rowDescription([row1,{
|
|
name: 'whoah',
|
|
tableID: 10,
|
|
attributeNumber: 11,
|
|
dataTypeID: 12,
|
|
dataTypeSize: 13,
|
|
typeModifier: 14,
|
|
formatCode: 0
|
|
}])
|
|
|
|
|
|
var emptyRowFieldBuf = new BufferList()
|
|
.addInt16(0)
|
|
.join(true, 'D');
|
|
|
|
var emptyRowFieldBuf = buffers.dataRow();
|
|
|
|
var oneFieldBuf = new BufferList()
|
|
.addInt16(1) //number of fields
|
|
.addInt32(5) //length of bytes of fields
|
|
.addCString('test')
|
|
.join(true, 'D');
|
|
|
|
var oneFieldBuf = buffers.dataRow(['test']);
|
|
|
|
|
|
var expectedAuthenticationOkayMessage = {
|
|
name: 'authenticationOk',
|
|
length: 8
|
|
};
|
|
|
|
var expectedParameterStatusMessage = {
|
|
name: 'parameterStatus',
|
|
parameterName: 'client_encoding',
|
|
parameterValue: 'UTF8',
|
|
length: 25
|
|
};
|
|
|
|
var expectedBackendKeyDataMessage = {
|
|
name: 'backendKeyData',
|
|
processID: 1,
|
|
secretKey: 2
|
|
};
|
|
|
|
var expectedReadyForQueryMessage = {
|
|
name: 'readyForQuery',
|
|
length: 5,
|
|
status: 'I'
|
|
};
|
|
|
|
var expectedCommandCompleteMessage = {
|
|
length: 13,
|
|
text: "SELECT 3"
|
|
};
|
|
var emptyRowDescriptionBuffer = new BufferList()
|
|
.addInt16(0) //number of fields
|
|
.join(true,'T');
|
|
|
|
var expectedEmptyRowDescriptionMessage = {
|
|
name: 'rowDescription',
|
|
length: 6,
|
|
fieldCount: 0
|
|
};
|
|
var expectedOneRowMessage = {
|
|
name: 'rowDescription',
|
|
length: 27,
|
|
fieldCount: 1
|
|
};
|
|
|
|
var expectedTwoRowMessage = {
|
|
name: 'rowDescription',
|
|
length: 53,
|
|
fieldCount: 2
|
|
};
|
|
|
|
var testForMessage = function(buffer, expectedMessage) {
|
|
var lastMessage = {};
|
|
test('recieves and parses ' + expectedMessage.name, function() {
|
|
var stream = new MemoryStream();
|
|
var client = new Connection({
|
|
stream: stream
|
|
});
|
|
client.connect();
|
|
|
|
client.on('message',function(msg) {
|
|
lastMessage = msg;
|
|
});
|
|
|
|
client.on(expectedMessage.name, function() {
|
|
client.removeAllListeners(expectedMessage.name);
|
|
});
|
|
|
|
stream.emit('data', buffer);
|
|
assert.same(lastMessage, expectedMessage);
|
|
});
|
|
return lastMessage;
|
|
};
|
|
|
|
var plainPasswordBuffer = buffers.authenticationCleartextPassword();
|
|
var md5PasswordBuffer = buffers.authenticationMD5Password();
|
|
|
|
var expectedPlainPasswordMessage = {
|
|
name: 'authenticationCleartextPassword'
|
|
};
|
|
|
|
var expectedMD5PasswordMessage = {
|
|
name: 'authenticationMD5Password'
|
|
};
|
|
|
|
var notificationResponseBuffer = buffers.notification(4, 'hi', 'boom');
|
|
var expectedNotificationResponseMessage = {
|
|
name: 'notification',
|
|
processId: 4,
|
|
channel: 'hi',
|
|
payload: 'boom'
|
|
};
|
|
|
|
test('Connection', function() {
|
|
testForMessage(authOkBuffer, expectedAuthenticationOkayMessage);
|
|
testForMessage(plainPasswordBuffer, expectedPlainPasswordMessage);
|
|
var msg = testForMessage(md5PasswordBuffer, expectedMD5PasswordMessage);
|
|
test('md5 has right salt', function() {
|
|
assert.equalBuffers(msg.salt, Buffer([1,2,3,4]));
|
|
});
|
|
testForMessage(paramStatusBuffer, expectedParameterStatusMessage);
|
|
testForMessage(backendKeyDataBuffer, expectedBackendKeyDataMessage);
|
|
testForMessage(readyForQueryBuffer, expectedReadyForQueryMessage);
|
|
testForMessage(commandCompleteBuffer,expectedCommandCompleteMessage);
|
|
testForMessage(notificationResponseBuffer, expectedNotificationResponseMessage);
|
|
test('empty row message', function() {
|
|
var message = testForMessage(emptyRowDescriptionBuffer, expectedEmptyRowDescriptionMessage);
|
|
test('has no fields', function() {
|
|
assert.equal(message.fields.length, 0);
|
|
});
|
|
});
|
|
|
|
test("no data message", function() {
|
|
testForMessage(Buffer([0x6e, 0, 0, 0, 4]), {
|
|
name: 'noData'
|
|
});
|
|
});
|
|
|
|
test('one row message', function() {
|
|
var message = testForMessage(oneRowDescBuff, expectedOneRowMessage);
|
|
test('has one field', function() {
|
|
assert.equal(message.fields.length, 1);
|
|
});
|
|
test('has correct field info', function() {
|
|
assert.same(message.fields[0], {
|
|
name: 'id',
|
|
tableID: 1,
|
|
columnID: 2,
|
|
dataTypeID: 3,
|
|
dataTypeSize: 4,
|
|
dataTypeModifier: 5,
|
|
format: 'text'
|
|
});
|
|
});
|
|
});
|
|
|
|
test('two row message', function() {
|
|
var message = testForMessage(twoRowBuf, expectedTwoRowMessage);
|
|
test('has two fields', function() {
|
|
assert.equal(message.fields.length, 2);
|
|
});
|
|
test('has correct first field', function() {
|
|
assert.same(message.fields[0], {
|
|
name: 'bang',
|
|
tableID: 1,
|
|
columnID: 2,
|
|
dataTypeID: 3,
|
|
dataTypeSize: 4,
|
|
dataTypeModifier: 5,
|
|
format: 'text'
|
|
})
|
|
});
|
|
test('has correct second field', function() {
|
|
assert.same(message.fields[1], {
|
|
name: 'whoah',
|
|
tableID: 10,
|
|
columnID: 11,
|
|
dataTypeID: 12,
|
|
dataTypeSize: 13,
|
|
dataTypeModifier: 14,
|
|
format: 'text'
|
|
});
|
|
});
|
|
|
|
});
|
|
|
|
test('parsing rows', function() {
|
|
|
|
test('parsing empty row', function() {
|
|
var message = testForMessage(emptyRowFieldBuf, {
|
|
name: 'dataRow',
|
|
fieldCount: 0
|
|
});
|
|
test('has 0 fields', function() {
|
|
assert.equal(message.fields.length, 0);
|
|
});
|
|
});
|
|
|
|
test('parsing data row with fields', function() {
|
|
var message = testForMessage(oneFieldBuf, {
|
|
name: 'dataRow',
|
|
fieldCount: 1
|
|
});
|
|
test('has 1 field', function() {
|
|
assert.equal(message.fields.length, 1);
|
|
});
|
|
|
|
test('field is correct', function() {
|
|
assert.equal(message.fields[0],'test');
|
|
});
|
|
});
|
|
|
|
});
|
|
|
|
test('notice message', function() {
|
|
//this uses the same logic as error message
|
|
var buff = buffers.notice([{type: 'C', value: 'code'}]);
|
|
testForMessage(buff, {
|
|
name: 'notice',
|
|
code: 'code'
|
|
});
|
|
});
|
|
|
|
test('error messages', function() {
|
|
test('with no fields', function() {
|
|
var msg = testForMessage(buffers.error(),{
|
|
name: 'error'
|
|
});
|
|
});
|
|
|
|
test('with all the fields', function() {
|
|
var buffer = buffers.error([{
|
|
type: 'S',
|
|
value: 'ERROR'
|
|
},{
|
|
type: 'C',
|
|
value: 'code'
|
|
},{
|
|
type: 'M',
|
|
value: 'message'
|
|
},{
|
|
type: 'D',
|
|
value: 'details'
|
|
},{
|
|
type: 'H',
|
|
value: 'hint'
|
|
},{
|
|
type: 'P',
|
|
value: '100'
|
|
},{
|
|
type: 'p',
|
|
value: '101'
|
|
},{
|
|
type: 'q',
|
|
value: 'query'
|
|
},{
|
|
type: 'W',
|
|
value: 'where'
|
|
},{
|
|
type: 'F',
|
|
value: 'file'
|
|
},{
|
|
type: 'L',
|
|
value: 'line'
|
|
},{
|
|
type: 'R',
|
|
value: 'routine'
|
|
},{
|
|
type: 'Z', //ignored
|
|
value: 'alsdkf'
|
|
}]);
|
|
|
|
testForMessage(buffer,{
|
|
name: 'error',
|
|
severity: 'ERROR',
|
|
code: 'code',
|
|
message: 'message',
|
|
detail: 'details',
|
|
hint: 'hint',
|
|
position: '100',
|
|
internalPosition: '101',
|
|
internalQuery: 'query',
|
|
where: 'where',
|
|
file: 'file',
|
|
line: 'line',
|
|
routine: 'routine'
|
|
});
|
|
});
|
|
});
|
|
|
|
test('parses parse complete command', function() {
|
|
testForMessage(parseCompleteBuffer, {
|
|
name: 'parseComplete'
|
|
});
|
|
});
|
|
|
|
test('parses bind complete command', function() {
|
|
testForMessage(bindCompleteBuffer, {
|
|
name: 'bindComplete'
|
|
});
|
|
});
|
|
|
|
test('parses portal suspended message', function() {
|
|
testForMessage(portalSuspendedBuffer, {
|
|
name: 'portalSuspended'
|
|
});
|
|
});
|
|
|
|
test('parses replication start message', function() {
|
|
testForMessage(new Buffer([0x57, 0x00, 0x00, 0x00, 0x04]), {
|
|
name: 'replicationStart',
|
|
length: 4
|
|
});
|
|
});
|
|
});
|
|
|
|
//since the data message on a stream can randomly divide the incomming
|
|
//tcp packets anywhere, we need to make sure we can parse every single
|
|
//split on a tcp message
|
|
test('split buffer, single message parsing', function() {
|
|
var fullBuffer = buffers.dataRow([null, "bang", "zug zug", null, "!"]);
|
|
var stream = new MemoryStream();
|
|
stream.readyState = 'open';
|
|
var client = new Connection({
|
|
stream: stream
|
|
});
|
|
client.connect();
|
|
var message = null;
|
|
client.on('message', function(msg) {
|
|
message = msg;
|
|
});
|
|
|
|
test('parses when full buffer comes in', function() {
|
|
stream.emit('data', fullBuffer);
|
|
assert.lengthIs(message.fields, 5);
|
|
assert.equal(message.fields[0], null);
|
|
assert.equal(message.fields[1], "bang");
|
|
assert.equal(message.fields[2], "zug zug");
|
|
assert.equal(message.fields[3], null);
|
|
assert.equal(message.fields[4], "!");
|
|
});
|
|
|
|
var testMessageRecievedAfterSpiltAt = function(split) {
|
|
var firstBuffer = new Buffer(fullBuffer.length-split);
|
|
var secondBuffer = new Buffer(fullBuffer.length-firstBuffer.length);
|
|
fullBuffer.copy(firstBuffer, 0, 0);
|
|
fullBuffer.copy(secondBuffer, 0, firstBuffer.length);
|
|
stream.emit('data', firstBuffer);
|
|
stream.emit('data', secondBuffer);
|
|
assert.lengthIs(message.fields, 5);
|
|
assert.equal(message.fields[0], null);
|
|
assert.equal(message.fields[1], "bang");
|
|
assert.equal(message.fields[2], "zug zug");
|
|
assert.equal(message.fields[3], null);
|
|
assert.equal(message.fields[4], "!");
|
|
|
|
};
|
|
|
|
test('parses when split in the middle', function() {
|
|
testMessageRecievedAfterSpiltAt(6);
|
|
});
|
|
|
|
test('parses when split at end', function() {
|
|
testMessageRecievedAfterSpiltAt(2);
|
|
});
|
|
|
|
test('parses when split at beginning', function() {
|
|
testMessageRecievedAfterSpiltAt(fullBuffer.length - 2);
|
|
testMessageRecievedAfterSpiltAt(fullBuffer.length - 1);
|
|
testMessageRecievedAfterSpiltAt(fullBuffer.length - 5);
|
|
});
|
|
});
|
|
|
|
test('split buffer, multiple message parsing', function() {
|
|
var dataRowBuffer = buffers.dataRow(['!']);
|
|
var readyForQueryBuffer = buffers.readyForQuery();
|
|
var fullBuffer = new Buffer(dataRowBuffer.length + readyForQueryBuffer.length);
|
|
dataRowBuffer.copy(fullBuffer, 0, 0);
|
|
readyForQueryBuffer.copy(fullBuffer, dataRowBuffer.length, 0);
|
|
|
|
var messages = [];
|
|
var stream = new MemoryStream();
|
|
var client = new Connection({
|
|
stream: stream
|
|
});
|
|
client.connect();
|
|
client.on('message', function(msg) {
|
|
messages.push(msg);
|
|
});
|
|
|
|
|
|
var verifyMessages = function() {
|
|
assert.lengthIs(messages, 2);
|
|
assert.same(messages[0],{
|
|
name: 'dataRow',
|
|
fieldCount: 1
|
|
});
|
|
assert.equal(messages[0].fields[0],'!');
|
|
assert.same(messages[1],{
|
|
name: 'readyForQuery'
|
|
});
|
|
messages = [];
|
|
};
|
|
//sanity check
|
|
test('recieves both messages when packet is not split', function() {
|
|
stream.emit('data', fullBuffer);
|
|
verifyMessages();
|
|
});
|
|
var splitAndVerifyTwoMessages = function(split) {
|
|
var firstBuffer = new Buffer(fullBuffer.length-split);
|
|
var secondBuffer = new Buffer(fullBuffer.length-firstBuffer.length);
|
|
fullBuffer.copy(firstBuffer, 0, 0);
|
|
fullBuffer.copy(secondBuffer, 0, firstBuffer.length);
|
|
stream.emit('data', firstBuffer);
|
|
stream.emit('data', secondBuffer);
|
|
};
|
|
|
|
test('recieves both messages when packet is split', function() {
|
|
test('in the middle', function() {
|
|
splitAndVerifyTwoMessages(11);
|
|
});
|
|
test('at the front', function() {
|
|
splitAndVerifyTwoMessages(fullBuffer.length-1);
|
|
splitAndVerifyTwoMessages(fullBuffer.length-4);
|
|
splitAndVerifyTwoMessages(fullBuffer.length-6);
|
|
});
|
|
|
|
test('at the end', function() {
|
|
splitAndVerifyTwoMessages(8);
|
|
splitAndVerifyTwoMessages(1);
|
|
});
|
|
});
|
|
});
|