public void GetNeighbors_WhenGraphHasNoLinks_ShouldReturnExpected()
{
var graph = BuildEmptyGraph();
var result = DiGraphHelper.GetDiNeighbors(graph);
result.Should().BeEmpty();
}
public void GetNeighbors_ShouldReturnExpected()
{
var graph = BuildGraph();
var result = DiGraphHelper.GetDiNeighbors(graph);
result["a"].Should().BeEquivalentTo("b");
result["b"].Should().BeEquivalentTo("c");
result["c"].Should().BeEquivalentTo();
}