AnalyzerUnitTest.OverallReciprocationCalculatorTest.TestCalculateGraphMetrics4 C# (CSharp) Method

        TestCalculateGraphMetrics4()
        {
            // Directed graph, sample from http://
            // faculty.ucr.edu/~hanneman/nettext/C8_Embedding.html#reciprocity
            //
            // ...but with random duplicate edges.  The duplicate edges should not
            // affect the results.

            Boolean bIsDirected = true;
            CreateGraph(bIsDirected);

            IVertex oVertexA = m_oVertices.Add();
            IVertex oVertexB = m_oVertices.Add();
            IVertex oVertexC = m_oVertices.Add();

            Random oRandom = new Random();

            for (Int32 i = 0; i < 10; i++)
            {
                for (Int32 j = 0; j < oRandom.Next(1, 100); j++)
                {
                    m_oEdges.Add(oVertexA, oVertexB, bIsDirected);
                }

                for (Int32 j = 0; j < oRandom.Next(1, 100); j++)
                {
                    m_oEdges.Add(oVertexB, oVertexA, bIsDirected);
                }

                for (Int32 j = 0; j < oRandom.Next(1, 100); j++)
                {
                    m_oEdges.Add(oVertexB, oVertexC, bIsDirected);
                }

                Nullable<Double> dReciprocatedVertexPairRatio,
                    dReciprocatedEdgeRatio;

                m_oOverallReciprocationCalculator.CalculateGraphMetrics(m_oGraph,
                    out dReciprocatedVertexPairRatio, out dReciprocatedEdgeRatio);

                Assert.AreEqual(0.5, dReciprocatedVertexPairRatio.Value);
                Assert.AreEqual(0.667, dReciprocatedEdgeRatio.Value, 0.001);
            }
        }