public void Contains_ReturnsTrueWhenANodeExists()
{
//Arrange
var net = new BasicAdjList(Guid.NewGuid());
INode node = net.CreateNode();
bool result = net.Contains(node);
Assert.True(result);
}
public void Contains_ReturnsTrueWhenAnEdgeExists()
{
//Arrange
var net = new BasicAdjList(Guid.NewGuid());
INode nodeA = net.CreateNode();
INode nodeB = net.CreateNode();
IEdge edge = net.CreateEdge(nodeA, nodeB);
bool result = net.Contains(edge);
Assert.True(result);
}