public void ReadEdgeList_Reads_Multiple_Edges_From_A_List_Including_Vertex_Numbers(string inputStr, int expectedSrcVtxNum, int [] expectedTargVtxNums, int expectedEdgeCount)
{
//Arrange
int srcNodeIndex = 0;
IList<int> targNodeIndeces = new List<int>();
NetFileReader reader = new NetFileReader();
reader.NetworkAdjList = BasicAdjListGenerator.GenerateAdjList(5, 0,false); // assume 5 nodes were created when *Network header read
reader.VertexNumberMap.Add(expectedSrcVtxNum, srcNodeIndex);
for (int i = 0; i < expectedTargVtxNums.Length; i++)
{
int index = i + 1; // cant be 0, that is srcNodeIndex
if (!reader.VertexNumberMap.ContainsKey(expectedTargVtxNums[i]))
{
targNodeIndeces.Add(index);
reader.VertexNumberMap.Add(expectedTargVtxNums[i], index);
}
}
//Act
reader.ReadEdgeList(inputStr);
//Assert
Assert.Equal(expectedEdgeCount, reader.Network.EdgeCount);
INode srcNode = reader.NetworkAdjList.Nodes[srcNodeIndex];
INode targetNode = null;
bool verified = true;
for (int i = 0; i < expectedTargVtxNums.Length; i++)
{
// get each src and targ node
int targNodeIndex = reader.VertexNumberMap[expectedTargVtxNums[i]];
targetNode = reader.NetworkAdjList.Nodes[targNodeIndex];
bool found = false;
// check each edge for the src and targ node
foreach (IEdge edge in reader.NetworkAdjList.Edges)
{
if (edge.SourceNode == srcNode && edge.DestinationNode == targetNode)
{
found = true;
break;
}
}
verified &= found;
}
Assert.True(verified);
}