title: How to make a test class or function for fibonacci with pytest?
body: <pre><code>def fibR(n):
   if n==1 or n==2:
    return 1
   return fib(n-1)+fib(n-2)
  print (fibR(5))
  </code></pre>
  
  <p>How could I make a test class for fibonnaci, for example?</p>