g/en/>Node.js</a> there is no need to install and operate
complex server environments to test a single service, since the service runs as
a regular process. You do not have to deploy your service to some environment to
merely test it, so you just build your service and run it immediately on your
local computer.</p><p>This module covers the different aspects involved in developing a single service
on a local machine. You don&rsquo;t need to write code though. Instead, you build,
run, and test an existing ser