Function sendChunk

test/network/large-file.test.js:49–63

()

            let remaining = size;
            
            function sendChunk() {
                while (remaining > 0) {
                    const toWrite = Math.min(CHUNK_SIZE, remaining);
                    const chunk = crypto.randomBytes(toWrite);
                    remaining -= toWrite;
                    
                    if (!res.write(chunk)) {
                        // TCP backpressure - wait for drain
                        res.once('drain', sendChunk);
                        return;
                    }
                }
                res.end();
                console.log(`  [Server] Finished sending ${size} bytes`);
            }
            
            sendChunk();
        });