text: Title: Add more and better tests and test cases 
  Body: # Sample code
  Please checkout how the sample test cases in: 
  - https://github.com/mithi/hexapod-robot-simulator/tree/master/tests
  
  
  # References 
  
  Get started with testing python
  - https://realpython.com/python-testing/
  
  Write Professional Unit Tests in Python
  - https://code.tutsplus.com/tutorials/write-professional-unit-tests-in-python--cms-25835
  
  Web Automation Tests with Selenium
  - https://www.browserstack.com/guide/python-selenium-to-run-web-automation-test
  