anchor.diff:                              
                       ]
   
  -                Expect.equal
  +                Expect.sequenceEqual
                       inDegreeActual
                       inDegreeExpected
                       "InDegree does not return the correct value"
  
positive.code: 
          testCase "GetVertices()" (fun () ->
              
              Expect.equal
                  (testGraph.GetVertices()|>Array.sort|>List.ofArray)
                  (exampleGraphVertices|>List.map fst|>List.sort)
                  "GetVertices() does not return the correct sequence"
  
negative.code:         
          testCase "ContainsEdgeTrue" (fun () ->
              
              let (s,t,w) =
                  exampleGraphEdges.[0]
  
              Expect.isTrue 
                  (testGraph.ContainsEdge(s,t,w))
                  "ContainsEdge returns true for edges that don´t exist"
          )
  
  