Test Connection from nodejs application to Oracle DB

Question

I have developed a desktop application with electron nodejs.I have a requirement to do Test connection to Oracle Database. I have all the details of database source information in my application.How can I do test connection from my application.

have attached screenshot below of the application

Answer 1

hostname should be just the hostname, not hostname:port/service_name. i.e. "localhost" if the database is on the same server as the application, or the actual remote hostname or IP address if it is running somewhere else.