public void ReadEdgePropertyFields_Throws_If_Not_In_Required_State(VnaFileSection state)
{
var reader = new VnaAdjListReader();
reader.State = state;
Assert.Throws<InvalidOperationException>(() => reader.ReadEdgePropertyFields(new string[] { "X" }, null, -1, null));
}
public void ReadEdgePropertyFields_Reads_Fields_Into_NodeAttribs_From_StarNodeData_Section(int index, string[] dataFields, string[] dataFieldNames, Type[] dataTypes, int[] srcFieldIndices)
{
int nodeCount = 3;
int edgeCount = 5;
// simulate initialized network
var net = Blob.TestSupport.Network.BasicAdjListGenerator.GenerateAdjListWithDataAttribs(nodeCount, edgeCount, false, false, true);
var builder = new Blob.TestSupport.Network.DataAttributesBuilder();
builder.AddColumns((IEdgeAttributes)net, dataTypes, dataFieldNames, false);
var reader = new VnaAdjListReader();
reader.State = VnaFileSection.EdgeProperties;
// simulate the list of HeaderField objects that would have been created in 1st pass
for (int i = 0; i < dataFields.Length; i++)
reader.EdgePropertyHeaders.Add(new HeaderField(dataFieldNames[i], VnaFileSection.EdgeProperties, srcFieldIndices[i], null) { AttribColumnIndex = srcFieldIndices[i] });
int targetEdgeIndex = 1;
IEdge owner = net.Edges[targetEdgeIndex];
reader.ReadEdgePropertyFields(dataFields, net, targetEdgeIndex, reader.EdgePropertyHeaders);
for (int i = 0; i < dataTypes.Length; i++)
{
if (dataTypes[i] == typeof(string))
{
var val = net.EdgeData.GetValue<string>(owner, i);
Assert.Equal(dataFields[i], val);
}
else if (dataTypes[i] == typeof(int))
{
var val = net.EdgeData.GetValue<int>(owner, i);
Assert.Equal(Convert.ToInt32(dataFields[i]), val);
}
else if (dataTypes[i] == typeof(float))
{
var val = net.EdgeData.GetValue<float>(owner, i);
Assert.Equal(Convert.ToSingle(dataFields[i]), val);
}
else if (dataTypes[i] == typeof(double))
{
var val = net.EdgeData.GetValue<double>(owner, i);
Assert.Equal(Convert.ToDouble(dataFields[i]), val);
}
else
{
Assert.True(false); //force a fail
}
}
}
