public void ThreePointsTest()
{
var node1 = new GraphElement(new[] { 15.0 }, "node1");
var node2 = new GraphElement(new[] { 10.0 }, "node2");
var node3 = new GraphElement(new[] { -3.0 }, "node3");
var el = new List<GraphElement> { node1, node2, node3 };
var conn1 = new Connection(0, 1);
var conn2 = new Connection(0, 2);
var conn3 = new Connection(1, 2);
var graph = new List<Connection> { conn1, conn2, conn3 };
var gm = new GraphManager(graph, el);
ICalculator calculator = new LinearCalculator();
calculator.Calculate(gm);
calculator = new NormalizedLinearCalculator();
calculator.Calculate(gm);
calculator = new TauStarCalculator();
calculator.Calculate(gm);
calculator = new TauCalculator();
calculator.Calculate(gm);
Assert.AreEqual(107, Math.Round(gm.Connections[0].Tau * 1000));
Assert.AreEqual(722, Math.Round(gm.Connections[2].Tau * 1000));
Assert.AreEqual(1, gm.Connections[1].Tau);
}
public void ThreePoints3DTest()
{
var node1 = new GraphElement(new[] { 15.0, 1.0, -20.0 }, "node1");
var node2 = new GraphElement(new[] { 0.0, -3.0, -4.0 }, "node2");
var node3 = new GraphElement(new[] { 15.0, 1.0, -25.0 }, "node3");
var el = new List<GraphElement> { node1, node2, node3 };
var conn1 = new Connection(0, 1);
var conn2 = new Connection(0, 2);
var conn3 = new Connection(1, 2);
var graph = new List<Connection> { conn1, conn2, conn3 };
var gm = new GraphManager(graph, el);
ICalculator calculator = new LinearCalculator();
calculator.Calculate(gm);
calculator = new NormalizedLinearCalculator();
calculator.Calculate(gm);
calculator = new TauStarCalculator();
calculator.Calculate(gm);
calculator = new TauCalculator();
calculator.Calculate(gm);
var lambdaCalculator = new LambdaCalculator();
lambdaCalculator.Calculate(gm, 2, 1);
Assert.AreEqual(1625, Math.Round(gm.Connections[0].Lambda * 100));
Assert.AreEqual(9, Math.Round(gm.Connections[1].Lambda * 1000));
Assert.AreEqual(2612, Math.Round(gm.Connections[2].Lambda * 100));
}
public void NodeTest()
{
var node = new GraphElement(new[] { 15.0 }, "node");
Assert.AreEqual(15, node.Content[0]);
Assert.AreEqual(0, node.TaxonNumber);
}
public void CloneTest()
{
var node = new GraphElement(new[] { 15.0 }, "node");
var nodeClone = node.Clone();
Assert.AreEqual(node.Content, nodeClone.Content);
Assert.AreEqual(node.Id, nodeClone.Id);
Assert.AreNotSame(node, nodeClone);
Assert.IsInstanceOf(typeof(GraphElement), nodeClone);
}
public void TwoIntPointsTest()
{
var node1 = new GraphElement(new[] { 15.0 }, "node1");
var node2 = new GraphElement(new[] { 15.0 }, "node2");
var el = new List<GraphElement> { node1, node2 };
var conn1 = new Connection(0, 1);
var con = new List<Connection> { conn1 };
var gm = new GraphManager(con, el);
var calculator = new LinearCalculator();
calculator.Calculate(gm);
Assert.AreEqual(0, gm.Connections[0].Distance);
}
public void NodeTwoTest()
{
var node = new GraphElement(new[] { 15.0 }, 1) { TaxonNumber = 5 };
Assert.AreEqual(15, node.Content[0]);
node.Content = new[] { -8.0 };
Assert.AreEqual(-8, node.Content[0]);
Assert.AreEqual(5, node.TaxonNumber);
node.TaxonNumber = -5;
Assert.AreEqual(5, node.TaxonNumber);
}
public void ThreePoints3DTest()
{
var node1 = new GraphElement(new[] { 15.0, 1.0, -20.0 }, "node1");
var node2 = new GraphElement(new[] { 0.0, -3.0, -4.0 }, "node2");
var node3 = new GraphElement(new[] { 15.0, 1.0, -20.0 }, "node3");
var el = new List<GraphElement> { node1, node2, node3 };
var conn1 = new Connection(0, 1);
var conn2 = new Connection(0, 2);
var conn3 = new Connection(1, 2);
var con = new List<Connection> { conn1, conn2, conn3 };
var gm = new GraphManager(con, el);
var calculator = new LinearCalculator();
calculator.Calculate(gm);
Assert.AreEqual(22293, Math.Round(gm.Connections[0].Distance * 1000));
Assert.AreEqual(0, Math.Round(gm.Connections[1].Distance * 1000));
Assert.AreEqual(22293, Math.Round(gm.Connections[2].Distance * 1000));
}
public void ThreePointsTest()
{
var node1 = new GraphElement(new[] { 15.0 }, "node1");
var node2 = new GraphElement(new[] { 10.0 }, "node2");
var node3 = new GraphElement(new[] { -3.0 }, "node3");
var el = new List<GraphElement> { node1, node2, node3 };
var conn1 = new Connection(0, 1);
var conn2 = new Connection(1, 2);
var conn3 = new Connection(0, 2);
var con = new List<Connection> { conn1, conn2, conn3 };
var gm = new GraphManager(con, el);
var calculator = new LinearCalculator();
calculator.Calculate(gm);
Assert.AreEqual(5, gm.Connections[0].Distance);
Assert.AreEqual(13, gm.Connections[1].Distance);
Assert.AreEqual(18, gm.Connections[2].Distance);
}
public void ThreePoints3DTest()
{
var node1 = new GraphElement(new[] { 15.0, 1.0, -20.0 }, "node1");
var node2 = new GraphElement(new[] { 0.0, -3.0, -4.0 }, "node2");
var node3 = new GraphElement(new[] { 15.0, 1.0, -20.0 }, "node3");
var el = new List<GraphElement> { node1, node2, node3 };
var conn1 = new Connection(0, 1);
var conn2 = new Connection(0, 2);
var conn3 = new Connection(1, 2);
var graph = new List<Connection> { conn1, conn2, conn3 };
var gm = new GraphManager(graph, el);
ICalculator calculator = new LinearCalculator();
calculator.Calculate(gm);
calculator = new NormalizedLinearCalculator();
calculator.Calculate(gm);
Assert.AreEqual(1, gm.Connections[0].NormalizedDistance);
Assert.AreEqual(0, gm.Connections[1].NormalizedDistance);
Assert.AreEqual(1, gm.Connections[2].NormalizedDistance);
}
/// <summary>
/// Searches connection index for pair of nodes.
/// </summary>
/// <param name="firstElement">
/// First node.
/// </param>
/// <param name="secondElement">
/// Second node.
/// </param>
/// <returns>
/// Index of connection in graph as.
/// </returns>
public int SearchConnection(GraphElement firstElement, GraphElement secondElement)
{
for (int i = 0; i < Connections.Count; i++)
{
bool normalOrder = firstElement.Id.Equals(Elements[Connections[i].FirstElementIndex].Id) &&
secondElement.Id.Equals(Elements[Connections[i].SecondElementIndex].Id);
bool inverseOrder = secondElement.Id.Equals(Elements[Connections[i].FirstElementIndex].Id) &&
firstElement.Id.Equals(Elements[Connections[i].SecondElementIndex].Id);
if (normalOrder || inverseOrder)
{
return i;
}
}
return -1;
}
/// <summary>
/// Removes connection between given nodes.
/// Also renumbers groups emerging as result of disconnection.
/// </summary>
/// <param name="firstElement">
/// First node.
/// </param>
/// <param name="secondElement">
/// Second node.
/// </param>
public void Cut(GraphElement firstElement, GraphElement secondElement)
{
Connection connection = Connections[SearchConnection(firstElement, secondElement)];
Cut(connection);
}
public void TwoPointsTest()
{
var node1 = new GraphElement(new[] { 15.0 }, "node1");
var node2 = new GraphElement(new[] { 20.0 }, "node2");
var el = new List<GraphElement> { node1, node2 };
var conn1 = new Connection(0, 1);
var graph = new List<Connection> { conn1 };
var gm = new GraphManager(graph, el);
ICalculator calculator = new LinearCalculator();
calculator.Calculate(gm);
calculator = new NormalizedLinearCalculator();
calculator.Calculate(gm);
Assert.AreEqual(1, gm.Connections[0].NormalizedDistance);
}