public void DepthFirstSearchLoopTest()
{
var graph = GetTestGraph();
var calculator1 = new StronglyConnectedComponentsCalculator<int>(graph);
var result1 = calculator1.DepthFirstSearchLoop(graph.Keys, true).ToArray();
result1.Length.Should().BeLessOrEqualTo(3);
var calculator2 = new StronglyConnectedComponentsCalculator<int>(graph);
var result2 = calculator2.DepthFirstSearchLoop(graph.Keys.Reverse(), true).ToArray();
result2.Length.Should().BeLessOrEqualTo(3);
}
