So all you need is: Follow the first 3 steps in the landing page (install the app on your account) and then add --log-junit unit-tests.xml to your test step, and finally send the file python <(curl https://raw.githubusercontent.com/tomato-bot/tomato/master/t...) unit-tests.xml

Thats it

Added more info at https://tomato-bot.com/ (Click on Step 4: Send Test Reports)