How to use test mode with api?

#1

i just need to get handy with this api before directly involve the actual one so can i get the trial account with some demo cash?, so i can do test transaction

#2

By default, new site integrations are in test mode where no money changes hands. Only the “Test: Success” payment channel will be presented to your customer when in test mode. No “demo cash” is required to complete a test mode transaction.