added testmode to config file

main.go

@@ -47,6 +47,7 @@ type configRec struct {
 	PrinterName    string `yaml:"printerName"`
 	LogDir         string `yaml:"logdir"`
 	IsPayment      bool   `yaml:"isPayment"`
+	TestMode       bool   `yaml:"testMode"`
 }
 
 // App holds shared resources.
@@ -71,6 +72,7 @@ func main() {
 	printer.PrinterName = config.PrinterName
 	lockserver.Cert = config.Cert
 	lockserver.LockServerURL = config.LockserverUrl
+	dispHandle := &serial.Port{}
 
 	// Setup logging and get file handle
 	logFile, err := setupLogging(config.LogDir)
@@ -80,25 +82,27 @@ func main() {
 	defer logFile.Close()
 
 	// Initialize dispenser
-	dispenser.SerialPort = config.DispenserPort
-	dispenser.Address = []byte(config.DispenserAdrr)
-	dispHandle, err := dispenser.InitializeDispenser()
-	if err != nil {
-		fatalError(err)
-	}
-	defer dispHandle.Close()
-
-	status, err := dispenser.CheckDispenserStatus(dispHandle)
-	if err != nil {
-		if len(status) == 0 {
-			err = fmt.Errorf("%s; wrong dispenser address: %s", err, config.DispenserAdrr)
+	if !config.TestMode {
+		dispenser.SerialPort = config.DispenserPort
+		dispenser.Address = []byte(config.DispenserAdrr)
+		dispHandle, err = dispenser.InitializeDispenser()
+		if err != nil {
 			fatalError(err)
-		} else {
-			fmt.Println(status)
-			fmt.Println(err.Error())
 		}
+		defer dispHandle.Close()
+
+		status, err := dispenser.CheckDispenserStatus(dispHandle)
+		if err != nil {
+			if len(status) == 0 {
+				err = fmt.Errorf("%s; wrong dispenser address: %s", err, config.DispenserAdrr)
+				fatalError(err)
+			} else {
+				fmt.Println(status)
+				fmt.Println(err.Error())
+			}
+		}
+		log.Infof("Dispenser initialized on port %s, %s", config.DispenserPort, status)
 	}
-	log.Infof("Dispenser initialized on port %s, %s", config.DispenserPort, status)
 
 	// Test lock-server connection
 	switch strings.ToLower(config.LockType) {
@@ -126,7 +130,6 @@ func main() {
 	}
 
 	// Create App and wire routes
-	// dispHandle := &serial.Port{} // Placeholder, replace with actual dispenser handle
 	app := newApp(dispHandle, config)
 
 	mux := http.NewServeMux()