public void Should_Group_Parallel_Nodes()
{
var graph = new CakeGraph();
graph.Connect("1", "2");
graph.Connect("1", "3");
graph.Connect("1", "4");
graph.Connect("2", "5");
graph.Connect("3", "5");
graph.Connect("4", "5");
var result = graph.TraverseAndGroup("5").ToArray();
Assert.Equal(3, result.Length);
Assert.Equal(1, result[0].Count());
Assert.Equal("1", result[0].First());
Assert.Equal(3, result[1].Count());
Assert.Equal("2", result[1].First());
Assert.Equal("3", result[1].Skip(1).First());
Assert.Equal("4", result[1].Skip(2).First());
Assert.Equal(1, result[2].Count());
Assert.Equal("5", result[2].First());
}
