public void Ctor_AcceptsUnconnectedVertices()
{
var graph = new LiteralGraph("A,B,C-6-D", true);
TestHelper.AssertSequence(graph.GetEdges('A'));
TestHelper.AssertSequence(graph.GetEdges('B'));
}
public void Preserves_MultipleEdges_ForUndirectedGraphs()
{
var graph = new LiteralGraph("A-1-A,A-1-B,A-2-B", true);
var edgesFromA = string.Join(",", graph.GetEdges('A').Select(s => s.FromVertex + ">" + s.ToVertex));
var edgesFromB = string.Join(",", graph.GetEdges('B').Select(s => s.FromVertex + ">" + s.ToVertex));
Assert.AreEqual("A>A,A>B,A>B", edgesFromA);
Assert.AreEqual("B>A,B>A", edgesFromB);
}
public void GetEdges_ReturnsAllEdges([NotNull] string relationships, char vertex, string expected)
{
var graph = new LiteralGraph(relationships, true);
var v = graph.GetEdges(vertex).Select(s => $"{s.FromVertex}{s.ToVertex}").ToArray();
var result = string.Join(",", v);
Assert.AreEqual(expected, result);
}
public void Ctor_AcceptsMultiDigitWeights()
{
var graph = new LiteralGraph("A-1234-B", false);
Assert.AreEqual(1234, graph.GetEdges('A').Single().Weight);
}
