How to perform Unit Tests?

To run guardian-service unit tests, following commands needs to be executed:

cd guardian-service 
npm run test

It is also an ability to run Hedera network test only. To do that, the following command needs to be executed:

npm run test:network

To run stability tests (certain transactions will be executed 10 times each), the following command needs to be executed:

npm run test:stability

To run message-broker unit tests, following commands needs to be executed:

cd message-broker
npm run test