filmout_display/test/test_messages.js

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const net = require('net');
const serverAddress = 'localhost';
const serverPort = 8081;
const client = new net.Socket();
console.log(`Connecting to ${serverAddress}:${serverPort}...`);
async function delay (ms) {
return new Promise((resolve, reject) => {
return setTimeout(resolve, ms);
});
}
client.connect(serverPort, serverAddress, async () => {
const data = {
action : 1,
image: 'filename.tif',
};
console.log('SENDING');
console.log(data);
client.write(JSON.stringify(data));
await delay(2000);
data.action = 2;
console.log('SENDING');
console.log(data);
client.write(JSON.stringify(data));
});
client.on('data', (data) => {
console.log('RECEIVED');
console.log(data.toString());
});
client.on('close', () => {
console.log('Closing connection');
});
client.on('error', (err) => {
console.error('Error:', err);
});