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testSerial.js
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/* jshint -W097 */// jshint strict:false
/*jslint node: true */
/*jshint expr: true*/
var expect = require('chai').expect;
var net = require('net');
var MbusMaster = require('../index.js');
var port = 15001;
var lastMessage = null;
var spawn = require('child_process').spawn;
function sendMessage(socket, message, callback) {
console.log(new Date().toString() + ': mbus-Serial-Device: Send to Master: ' + message.toString('hex'));
socket.write(message, function(err) {
console.log(new Date().toString() + ': mbus-Serial-Device: Send done');
callback && callback(err);
});
}
describe('Native libmbus node-module Serial test ...', function() {
it('Test Reading Serial', function (done) {
this.timeout(300000); // because of first install from npm
var testSocket;
var secondaryCase = "";
var server = net.createServer(function(socket) {
console.log(new Date().toString() + ': mbus-Serial-Device: Connected ' + port + '!');
socket.setNoDelay();
testSocket = socket;
var counterFD = 0;
socket.on('data', function (data) {
var sendBuf;
if (!data) {
console.log(new Date().toString() + ': mbus-Serial-Device: Received empty string!');
return;
}
var hexData = data.toString('hex');
console.log(new Date().toString() + ': mbus-Serial-Device: Received from Master: ' + hexData);
if (hexData.substring(0,4) === '1040') {
var device = hexData.substring(4,6);
console.log(new Date().toString() + ': mbus-Serial-Device: Initialization Request ' + device);
if (device === "fe" || device === "01" || device === "05") {
sendBuf = Buffer.from('E5', 'hex');
sendMessage(socket, sendBuf);
}
else if (device === "fd") {
if (counterFD%2 === 0) {
sendBuf = Buffer.from('E5', 'hex');
sendMessage(socket, sendBuf);
}
counterFD++;
}
}
else if (hexData.substring(0, 6) === '105b01') {
console.log(new Date().toString() + ': mbus-Serial-Device: Request for Class 2 Data ID 1');
sendBuf = Buffer.from('683C3C680808727803491177040E16290000000C7878034911041331D40000426C0000441300000000046D1D0D98110227000009FD0E0209FD0F060F00008F13E816', 'hex');
sendMessage(socket, sendBuf);
}
else if (hexData.substring(0, 6) === '105b02') {
console.log(new Date().toString() + ': mbus-Serial-Device: Request for Class 2 Data ID 2');
sendBuf = Buffer.from('689292680801723E020005434C1202130000008C1004521200008C1104521200008C2004334477018C21043344770102FDC9FF01ED0002FDDBFF01200002ACFF014F008240ACFF01EEFF02FDC9FF02E70002FDDBFF02230002ACFF0251008240ACFF02F1FF02FDC9FF03E40002FDDBFF03450002ACFF03A0008240ACFF03E0FF02FF68000002ACFF0040018240ACFF00BFFF01FF1304D916', 'hex');
sendMessage(socket, sendBuf);
}
else if (hexData.substring(0, 23) === '680b0b6873fd52ffffff1ff') {
console.log(new Date().toString() + ': mbus-Serial-Device: Secondary Scan found (1)');
sendBuf = Buffer.from('E5', 'hex');
secondaryCase = "1f";
sendMessage(socket, sendBuf);
}
else if (hexData.substring(0, 23) === '680b0b6873fd52ffffff6ff') {
console.log(new Date().toString() + ': mbus-Serial-Device: Secondary Scan found (6-Collision)');
sendBuf = Buffer.from('004400', 'hex');
secondaryCase = "6f";
sendMessage(socket, sendBuf);
}
else if (hexData.substring(0, 23) === '680b0b6873fd52ffffff62f') {
console.log(new Date().toString() + ': mbus-Serial-Device: Secondary Scan found (62)');
sendBuf = Buffer.from('E5', 'hex');
secondaryCase = "62";
sendMessage(socket, sendBuf);
}
else if (hexData.substring(0, 23) === '680b0b6873fd52ffffff68f') {
console.log(new Date().toString() + ': mbus-Serial-Device: Secondary Scan found (68)');
sendBuf = Buffer.from('E5', 'hex');
secondaryCase = "68";
sendMessage(socket, sendBuf);
}
else if (hexData.substring(0, 6) === '105bfd') {
console.log(new Date().toString() + ': mbus-Serial-Device: Request for Class 2 Data ID FD - ' + secondaryCase);
if (secondaryCase === "62") {
sendBuf = Buffer.from('681010680800725316006296150331170000000f4a16', 'hex');
}
else if (secondaryCase === "68") {
sendBuf = Buffer.from('681111680802726447026896151f1b2a000000000faf16', 'hex');
}
else {
sendBuf = Buffer.from('6815156808017220438317b40901072b0000000c13180000009f16', 'hex');
}
sendMessage(socket, sendBuf);
}
else if (hexData.substring(0, 20) === '68060668530151017a03') {
console.log(new Date().toString() + ': mbus-Serial-Device: Request for ID Change 1 -> 3');
sendBuf = Buffer.from('E5', 'hex');
sendMessage(socket, sendBuf);
}
lastMessage = hexData;
});
socket.on('error', function (err) {
console.error(new Date().toString() + ': mbus-Serial-Device: Error: ' + err);
});
socket.on('close', function () {
console.error(new Date().toString() + ': mbus-Serial-Device: Close');
});
socket.on('end', function () {
console.error(new Date().toString() + ': mbus-Serial-Device: End');
});
});
server.on('listening', function() {
console.log('mbus-Serial-Device: Listening');
var socat;
if (!(process.env.APPVEYOR && process.env.APPVEYOR==='True')) {
socat = spawn('socat', ['-Dxs', 'pty,link=/tmp/virtualcom0,ispeed=9600,ospeed=9600,raw', 'tcp:127.0.0.1:15001']);
}
else { // for manual tests use com0com to create a virtual COM pair and com2tcp to direct one side to tcp
socat = spawn(process.env.APPVEYOR_BUILD_FOLDER + '\\com2tcp.exe', ['--ignore-dsr', '--baud', '9600', '--parity', 'e', '\\\\.\\CNCA0', '127.0.0.1', '15001']);
}
console.log('mbus-Serial-Device: Socat spawned');
socat.stdout.on('data', function(data) {
console.log('socat stdout: ' + data);
});
socat.stderr.on('data', function(data) {
console.log('socat stderr: ' + data);
});
socat.on('close', function(code) {
console.log('socat child process exited with code ' + code);
});
setTimeout(function() {
if (!(process.env.APPVEYOR && process.env.APPVEYOR==='True')) {
var mbusOptions = {
serialPort: '/tmp/virtualcom0',
serialBaudRate: 9600
};
}
else {
var mbusOptions = {
serialPort: '\\\\.\\CNCB0',
serialBaudRate: 9600
};
}
var mbusMaster = new MbusMaster(mbusOptions);
var connectResult = mbusMaster.connect();
console.log(new Date().toString() + ': mbus-Serial-Master Open:' + connectResult);
if (!connectResult) {
socat.kill('SIGKILL');
testSocket.destroy();
server.close();
}
var emergencyTimeout = setTimeout(function() {
socat.kill('SIGKILL');
testSocket.destroy();
server.close();
done();
}, 30000); // Killswitch!
expect(mbusMaster.mbusMaster.connected).to.be.true;
expect(mbusMaster.mbusMaster.communicationInProgress).to.be.false;
setTimeout(function() {
console.log(new Date().toString() + ': mbus-Serial-Master Send "Get 1"');
mbusMaster.getData(1, function(err, data) {
console.log(new Date().toString() + ': mbus-Serial-Master err: ' + err);
console.log(new Date().toString() + ': mbus-Serial-Master data: ' + JSON.stringify(data, null, 2));
expect(err).to.be.null;
expect(data.SlaveInformation.Id).to.be.equal(11490378);
expect(data.DataRecord[0].Value).to.be.equal(11490378);
expect(mbusMaster.mbusMaster.communicationInProgress).to.be.false;
mbusMaster.getData(2, function(err, data) {
console.log(new Date().toString() + ': mbus-Serial-Master err: ' + err);
console.log(new Date().toString() + ': mbus-Serial-Master data: ' + JSON.stringify(data, null, 2));
expect(err).to.be.null;
expect(data.SlaveInformation.Id).to.be.equal(5000244);
expect(data.DataRecord[0].Value).to.be.equal(1252);
expect(mbusMaster.mbusMaster.communicationInProgress).to.be.false;
mbusMaster.setPrimaryId(1, 3, function(err) {
console.log(new Date().toString() + ': mbus-Serial-Master err: ' + err);
expect(err).to.be.null;
expect(mbusMaster.mbusMaster.communicationInProgress).to.be.false;
mbusMaster.scanSecondary(function(err, data) {
console.log(new Date().toString() + ': mbus-Serial-Master err: ' + err);
console.log(new Date().toString() + ': mbus-Serial-Master data: ' + JSON.stringify(data, null, 2));
expect(err).to.be.null;
expect(data).to.be.an('array');
expect(data.length).to.be.equal(3);
expect(data[0]).to.be.equal('17834320B4090107');
expect(data[1]).to.be.equal('6200165396150331');
expect(data[2]).to.be.equal('6802476496151F1B');
expect(mbusMaster.mbusMaster.communicationInProgress).to.be.false;
if (emergencyTimeout) clearTimeout(emergencyTimeout);
setTimeout(function() {
console.log(new Date().toString() + ': mbus-Serial-Master Close: ' + mbusMaster.close());
socat.kill('SIGKILL');
console.log('mbus-Serial-Device: Socat killed');
setTimeout(function() {
server.close(function(err) {
testSocket.destroy();
console.log('mbus-Serial-Device: Server closed');
setTimeout(done, 2000);
});
}, 1000);
}, 1000);
});
expect(mbusMaster.mbusMaster.communicationInProgress).to.be.true;
expect(mbusMaster.close()).to.be.false;
mbusMaster.getData(3, function(err, data) {
expect(err.message).to.be.equal('Communication already in progress');
});
});
});
});
expect(mbusMaster.mbusMaster.communicationInProgress).to.be.true;
}, 2000);
}, 2000);
});
server.listen(port, '127.0.0.1');
});
});