public void PerformTest(string inputData, IEnumerable <int> expectedCosts)
{
var state = StatesLoader.LoadStateFromInputData(inputData);
var costs = state.Chests.Zip(expectedCosts, Tuple.Create)
.ToDictionary(tuple => tuple.Item1, tuple => tuple.Item2);
const int energy = int.MaxValue;
var start = state.Position;
var paths = pathFinder.GetPathsByDijkstra(state, state.Position, state.Chests);
var previousCost = 0;
foreach (var path in paths)
{
state.Energy = energy;
state.Position = start;
var controller = TestsHelper.MoveThroughPath(true, state, path.Path.Skip(1).ToList());
var position = controller.State.Position;
Assert.True(costs.ContainsKey(position));
Assert.AreEqual(costs[position], path.Cost);
Assert.AreEqual(costs[position], energy - controller.State.Energy);
CollectionAssert.Contains(state.Chests, position);
Assert.True(previousCost <= path.Cost);
previousCost = path.Cost;
costs.Remove(position);
}
CollectionAssert.IsEmpty(costs, "Have no path to chests: " + string.Join(";", costs.Keys));
}
public void Find_Empty_Path_When_No_Path(string map)
{
var state = StatesLoader.LoadStateFromInputData(map);
var paths = pathFinder.GetPathsByDijkstra(state, state.Position, state.Chests).ToList();
CollectionAssert.AreEqual(new List <PathWithCost>(), paths);
}
public void ReturnEmptyPath_WhenCantWinGame(string stateName)
{
var state = StatesLoader.LoadStateFromInputData(Resources.ResourceManager.GetString(stateName, CultureInfo.InvariantCulture));
var path = new GreedyPathFinder().FindPathToCompleteGoal(state);
Assert.IsEmpty(path);
}
public static StateController LoadStateFromInputData_And_MoveThroughPath(string stateInputData,
IPathFinder pathFinder, string stateName = "")
{
var isGreedyPathFinder = pathFinder is My_GreedyPathFinder;
var path = FindPath(pathFinder, StatesLoader.LoadStateFromInputData(stateInputData, stateName), isGreedyPathFinder);
return(MoveThroughPath(isGreedyPathFinder, StatesLoader.LoadStateFromInputData(stateInputData, stateName), path));
}
private ToolStripItem[] BuildDropDownItemsWithStates()
{
return(StatesLoader
.LoadAllStateNames(Folders.StatesForStudents)
.Select(stateName => (ToolStripItem) new ToolStripButton(stateName, null, ChangeStateOnStateNameClick)
{
Name = stateName
})
.ToArray());
}
private void RestartCurrentStateWithCurrentPathFinder()
{
CheckButton(stateBtns, stateBtns[currentStateInd].Name);
statusBar.Text = "";
scaledViewPanelPainter.ScaledViewPanel.FitToWindow = true;
timer.Dispose();
currentState = StatesLoader.LoadStateFromFolder(Folders.StatesForStudents, stateBtns[currentStateInd].Name);
var mutableStateForStudent = new State(currentState);
var path = currentPathFinder.FindPathToCompleteGoal(mutableStateForStudent);
scaledViewPanelPainter.Controller = new StateController(currentState, path);
InvalidateViews();
StartNewTimer(scaledViewPanelPainter.Controller);
}
public void Dijkstra_Path_Finder_Is_Lazy()
{
var inputData = Resources.ResourceManager.GetString("maze_time_limit", CultureInfo.InvariantCulture);
var state = StatesLoader.LoadStateFromInputData(inputData);
state.Chests.Add(new Point(1, 1));
var start = new Point(0, 1);
Assume.That(!state.IsWallAt(start));
BasePerformanceTests.RunWithTimeout(() =>
{
for (int i = 0; i < 100000; ++i)
{
state.Position = start;
var paths = pathFinder
.GetPathsByDijkstra(state, start,
state.Chests).FirstOrDefault();
Assert.IsNotNull(paths);
}
return(0);
}, 2000, "Метод должен быть ленивым!");
}