This image shows a screenshot of the UI of the Chaincode window with the Execute tab selected showing the following:

• Name: Displays the chaincode name you are testing.
• Environment: Displays the environment on which you are testing.
• Channel: Displays the channel on which you are testing.
• Function: Displays a list of available functions with buyWithTokens selected. The list also displays other functions such as addRole, burn, and so on.

Instructions for testing the smart contract are included in the surrounding text.