public void GetEdges_ThrowsException_ForInvalidCell(int x, int y)
{
var graph = new MazeGraph(new[, ] {
{ true }
});
Assert.Throws <ArgumentException>(() => graph.GetEdges(new Cell(x, y)));
}
public void GetEdges_ThrowsException_ForFalseCell()
{
var graph = new MazeGraph(new[, ] {
{ false }
});
Assert.Throws <ArgumentException>(() => graph.GetEdges(new Cell(0, 0)));
}
public void GetEdges_ReturnsAllValidEdgesIn3x3_ForVertex([NotNull] string from, [NotNull] string to)
{
var fromVertex = Parse(from);
var expectedEdges = new HashSet <Edge <Cell> >();
foreach (var vertex in ParseList(to))
{
expectedEdges.Add(new Edge <Cell>(fromVertex, vertex));
}
var graph = new MazeGraph(_m3X3);
var actualEdges = new HashSet <Edge <Cell> >();
foreach (var edge in graph.GetEdges(fromVertex))
{
actualEdges.Add(edge);
}
Assert.IsTrue(expectedEdges.SetEquals(actualEdges));
}
