public void TestBlockPathsLattice()
{
var result = Rectify.MakeRectangles(GridLatticeTestData.KeyholeApertureLattice());
Assert.AreEqual(2, result.Count, "Did not get 2 initial rectangles as expected");
var pathfinder = new RectifyPathfinder(result, StandardLatticeParams);
var resultPath = pathfinder.CalculatePath(new Position(2, 3), new Position(2, 1));
Assert.AreEqual(3, resultPath.Count, "Did not find a path where expected");
pathfinder.ReplaceCellEdgeAt(new Position(2, 2), Direction.North, EdgeType.Wall);
Assert.AreEqual(5, pathfinder.NodeCount, "Did not get the 5 total rectangles expected");
resultPath = pathfinder.CalculatePath(new Position(2, 2), new Position(2, 3));
Assert.AreEqual(0, resultPath.Count, "did not find a path when expected");
resultPath = pathfinder.CalculatePath(new Position(2, 2), new Position(2, 1));
Assert.AreEqual(2, resultPath.Count, "found a path when none expected");
resultPath = pathfinder.CalculatePath(new Position(1, 2), new Position(2, 2));
Assert.AreEqual(2, resultPath.Count, "Did not find a path where expected");
}
public void TestBlockPaths()
{
var result = Rectify.MakeRectangles(TestData.KeyholeTest(), DataLayout.CodeInitializedArray);
Assert.AreEqual(5, result.Count, "Did not get 5 initial rectangles as expected");
var pathfinder = new RectifyPathfinder(result, StandardParams);
pathfinder.ReplaceCellAt(new Position(2, 2), 2);
Assert.AreEqual(5, pathfinder.NodeCount, "Did not get the 5 total rectangles expected");
var resultPath = pathfinder.CalculatePath(new Position(2, 3), new Position(2, 1));
Assert.AreEqual(0, resultPath.Count, "found a path when none expected");
resultPath = pathfinder.CalculatePath(new Position(2, 2), new Position(2, 3));
Assert.AreEqual(0, resultPath.Count, "found a path when none expected");
resultPath = pathfinder.CalculatePath(new Position(1, 2), new Position(3, 2));
Assert.AreEqual(3, resultPath.Count, "Did not find a path where expected");
resultPath = pathfinder.CalculatePath(new Position(2, 2), new Position(1, 2));
Assert.AreEqual(2, resultPath.Count, "Did not find a path where expected");
}
//[TestMethod]
//[TestCategory("Pathfinder")]
public void CachePathTest()
{
//The caching was removed, so this test will fail. The prior method of caching worked _pretty_ well, but needs some refinements.
//could run into an issue where navigating to two adjacent cells cut the corner due to the caching optimistically assuming the diagonal could
//be taken when it could not. (See TestSingleCellObstruction)
//I suspect there's a better way to handle caching. Perhaps some way based on the distance from the rectangle traversal edges?
List <RectDetectPair> edges = new List <RectDetectPair>
{
new RectDetectPair(0, 3, EdgeType.Aperture)
};
var result = Rectify.MakeRectangles(TestData.UnityModifiedDesertTitans(), DataLayout.CodeInitializedArray, edgeOverrides: edges);
var pathfinder = new RectifyPathfinder(result, StandardParams);
var resultPath = pathfinder.CalculatePath(new Position(109, 147), new Position(150, 75), out PathfinderMetrics metrics, (int)EdgeType.None | (int)EdgeType.Aperture);
Assert.AreEqual(44, resultPath.Count, "fail to find a path as expected");
//same overall path, this should hit the cache.
resultPath = pathfinder.CalculatePath(new Position(109, 145), new Position(150, 75), out PathfinderMetrics metricsAfterCache, (int)EdgeType.None | (int)EdgeType.Aperture);
Assert.AreNotEqual(0, metrics.VisitedNodes, "pathfound w/o traversing nodes somehow");
Assert.AreEqual(0, metricsAfterCache.VisitedNodes, "pathfound w/o using the cache as intended");
}
public void MultiEdgePathfinderTest()
{
var result = Rectify.MakeRectangles(TestData.OneDRectangleTest(), DataLayout.CodeInitializedArray);
var pathfinder = new RectifyPathfinder(result, StandardParams);
var resultPath = pathfinder.CalculatePath(new Position(0, 6), new Position(7, 6), (int)EdgeType.None + (int)EdgeType.Wall);
Assert.AreEqual(5, resultPath.Count, "Didn't find straight-line path as expected");
}
public void NoPathPathfinderTest()
{
var result = Rectify.MakeRectangles(TestData.OneDRectangleTest(), DataLayout.CodeInitializedArray);
var pathfinder = new RectifyPathfinder(result, StandardParams);
var resultPath = pathfinder.CalculatePath(new Position(0, 1), new Position(3, 6), (int)EdgeType.None);
Assert.AreEqual(0, resultPath.Count, "Didn't fail to find a path as expected");
}
public void TestSingleCellObstruction()
{
var result = Rectify.MakeRectangles(GridLatticeTestData.EmptyGridLattice(10));
var pathfinder = new RectifyPathfinder(result, StandardLatticeParams);
pathfinder.ReplaceCellAt(new Position(2, 4), 7);
var resultPath = pathfinder.CalculatePath(new Position(3, 4), new Position(1, 3));
Assert.AreEqual(4, resultPath.Count, "path was not length 4 as expected");
resultPath = pathfinder.CalculatePath(new Position(3, 4), new Position(1, 4));
Assert.AreEqual(5, resultPath.Count, "path was not length 5 as expected");
}
public void TestPathTranslate()
{
var result = Rectify.MakeRectangles(GridLatticeTestData.CornersLattice());
var pathfinder = new RectifyPathfinder(result, StandardLatticeParams);
var resultPath = pathfinder.CalculatePath(new Position(3, 6), new Position(6, 4));
var resultPathAlt = pathfinder.CalculatePath(new Position(6, 4), new Position(3, 6));
//Due to changes in underlying code, this test is moot.
}
public void TestNoPathNecessary()
{
var result = Rectify.MakeRectangles(GridLatticeTestData.HorizBisectedLattice());
var pathfinder = new RectifyPathfinder(result, StandardLatticeParams);
var resultPath = pathfinder.CalculatePath(new Position(2, 0), new Position(2, 4));
Assert.AreEqual(0, resultPath.Count, "Did not generate a zero path as expected");
pathfinder.ReplaceCellEdgeAt(new Position(2, 2), Direction.North, EdgeType.None);
resultPath = pathfinder.CalculatePath(new Position(2, 0), new Position(2, 4));
Assert.AreNotEqual(0, resultPath.Count, "Did not generate a non-zero path as expected");
}
public void TestLatticeCornerPathing()
{
var result = Rectify.MakeRectangles(GridLatticeTestData.CornersLattice());
Assert.AreEqual(14, result.Count, "Did not get 23 initial rectangles as expected");
var pathfinder = new RectifyPathfinder(result, StandardLatticeParams);
var resultPath = pathfinder.CalculatePath(new Position(0, 0), new Position(1, 0));
Assert.AreEqual(2, resultPath.Count, "Did not find a path of 2 where expected");
Assert.AreEqual(new Position(0, 0), resultPath[0]);
Assert.AreEqual(new Position(1, 0), resultPath[1]);
}
public void LPathTest()
{
List <RectDetectPair> edges = new List <RectDetectPair>
{
new RectDetectPair(0, 3, EdgeType.Aperture)
};
var result = Rectify.MakeRectangles(TestData.LPathTest(), DataLayout.CodeInitializedArray, edgeOverrides: edges);
var pathfinder = new RectifyPathfinder(result, StandardParams);
var resultPath = pathfinder.CalculatePath(new Position(1, 6), new Position(7, 0), (int)EdgeType.None | (int)EdgeType.Aperture);
Assert.AreNotEqual(13, resultPath.Count, "failed to find a path as expected");
}
public void TestAddToRectangles()
{
var result = Rectify.MakeRectangles(TestData.UniformRectangle(), DataLayout.CodeInitializedArray);
Assert.AreEqual(1, result.Count, "Did not get single rectangle as expected");
var pathfinder = new RectifyPathfinder(result, StandardParams);
pathfinder.ReplaceCellAt(new Position(2, 2), 4);
Assert.AreEqual(5, pathfinder.NodeCount, "Did not get 5 total rectangles as expected");
var resultPath = pathfinder.CalculatePath(new Position(0, 0), new Position(2, 2));
Assert.AreEqual(0, resultPath.Count, "found a path when none expected");
}
public void BiggerSequentialEdgeAdditionTest()
{
var result = Rectify.MakeRectangles(GridLatticeTestData.EmptyGridLattice(10));
var pathfinder = new RectifyPathfinder(result, StandardLatticeParams);
//add edges to the same cell one after another
pathfinder.ReplaceCellEdgeAt(new Position(6, 4), Direction.West, EdgeType.Wall);
pathfinder.ReplaceCellEdgeAt(new Position(6, 4), Direction.South, EdgeType.Wall);
pathfinder.ReplaceCellEdgeAt(new Position(7, 4), Direction.West, EdgeType.Wall);
var resultPath = pathfinder.CalculatePath(new Position(3, 3), new Position(8, 2));
Assert.AreNotEqual(0, resultPath.Count, "Did not find expected path");
}
public void TestCacheInvalidated()
{
var result = Rectify.MakeRectangles(TestData.BigKeyholeTest(), DataLayout.CodeInitializedArray);
var pathfinder = new RectifyPathfinder(result, StandardParams);
var resultPath = pathfinder.CalculatePath(new Position(0, 0), new Position(0, 5));
Assert.AreEqual(8, resultPath.Count, "Did not find a path where expected");
pathfinder.ReplaceCellAt(new Position(2, 4), 2);
//either the caching algorithm isn't really working in the first place, or the checks we're already doing
//wind up failling with the new rectangles.
//This test is moot.
resultPath = pathfinder.CalculatePath(new Position(0, 0), new Position(0, 5));
Assert.AreEqual(0, resultPath.Count, "Found previous path, cache not invalidated");
}
public void TestPathAfterNewEdges()
{
var result = Rectify.MakeRectangles(GridLatticeTestData.EmptyGridLattice(10, 10));
var pathfinder = new RectifyPathfinder(result, StandardLatticeParams);
for (int i = 0; i < 10; i++)
{
pathfinder.ReplaceCellEdgeAt(new Position(7, i), Direction.West, EdgeType.Wall);
}
var resultPath = pathfinder.CalculatePath(new Position(0, 6), new Position(9, 5));
Assert.AreEqual(0, resultPath.Count, "Did not generate a zero path as expected");
pathfinder.ReplaceCellEdgeAt(new Position(5, 2), Direction.North, EdgeType.Wall);
resultPath = pathfinder.CalculatePath(new Position(0, 6), new Position(9, 5));
Assert.AreEqual(0, resultPath.Count, "Did not generate a zero path as expected");
}
public void TestAddToTorus()
{
var result = Rectify.MakeRectangles(TestData.BigTorusTest(), DataLayout.CodeInitializedArray);
Assert.AreEqual(9, result.Count, "Did not get 9 rectangles as expected");
var pathfinder = new RectifyPathfinder(result, StandardParams);
pathfinder.ReplaceCellAt(new Position(3, 3), 4);
Assert.AreEqual(11, pathfinder.NodeCount, "Did not get the 11 total rectangles as expected");
//These succeed because a wall already exists between the two regions.
var resultPath = pathfinder.CalculatePath(new Position(3, 3), new Position(2, 2));
Assert.AreEqual(0, resultPath.Count, "found a path when none expected");
resultPath = pathfinder.CalculatePath(new Position(2, 2), new Position(3, 3));
Assert.AreEqual(0, resultPath.Count, "found a path when none expected");
}
public void SequentialEdgeAdditionTest()
{
var result = Rectify.MakeRectangles(GridLatticeTestData.EmptyGridLattice());
var pathfinder = new RectifyPathfinder(result, StandardLatticeParams);
//add edges to the same cell one after another
pathfinder.ReplaceCellEdgeAt(new Position(1, 1), Direction.West, EdgeType.Wall);
var resultPath = pathfinder.CalculatePath(new Position(0, 1), new Position(1, 1));
Assert.AreNotEqual(2, resultPath.Count, "Did not path around wall edge as expected");
pathfinder.ReplaceCellEdgeAt(new Position(1, 1), Direction.South, EdgeType.Wall);
resultPath = pathfinder.CalculatePath(new Position(0, 1), new Position(1, 1));
Assert.AreNotEqual(2, resultPath.Count, "Did not path around wall edge as expected");
pathfinder.ReplaceCellEdgeAt(new Position(1, 1), Direction.East, EdgeType.Wall);
resultPath = pathfinder.CalculatePath(new Position(0, 0), new Position(2, 0));
Assert.AreEqual(3, resultPath.Count, "Did not path around wall edge as expected");
}
public void LatticeGetBoundsTest()
{
var result = Rectify.MakeRectangles(GridLatticeTestData.EmptyGridLattice());
Assert.AreEqual(1, result.Count, "Did not get 1 initial rectangles as expected");
var pathfinder = new RectifyPathfinder(result, StandardLatticeParams);
var bounds = pathfinder.GetRectBordersFromPoint(new Position(0, 0));
Assert.AreEqual(3, bounds.Item2.xPos, "did not get 3 width as expected");
var altLattice = new GridLattice <IRectGrid>(10);
GridLatticeTestData.InitGridLattice(altLattice);
altLattice[0, 0, Direction.East] = new RectGridCell(1, 1);
result = Rectify.MakeRectangles(altLattice);
//cell at 0,0; the rest of the row (1,0 -> 10,0), and the rest of the grid (0,1 -> 10,10)
Assert.AreEqual(3, result.Count, "Did not get 3 rectangles as expected");
var altfinder = new RectifyPathfinder(result, StandardLatticeParams);
}