public void CanPlaceBasic()
{
Labrys.Generation.Grid rawGrid = new Labrys.Generation.Grid();
rawGrid[0, 0] = Section.Default();
// Wrap the raw grid in a readonly version
ReadOnlyGrid grid = new ReadOnlyGrid(rawGrid);
// Basic 2x2 feature
Feature feature = new Feature();
feature.Add(0, 0);
feature.Add(1, 0);
feature.Add(0, 1);
feature.Add(1, 1);
// Placing it in any configuration over the blocking tile should fail
// This tests for placing the Feature over different grid positions
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(0, 0), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(-1, 0), new Vector2Int(0, 0), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, -1), new Vector2Int(0, 0), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(-1, -1), new Vector2Int(0, 0), 0));
// This tests placing the Feature with a different local position.
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(0, 0), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(1, 0), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(0, 1), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(1, 1), 0));
// This tests both at once.
// This can be read as "I want to place this Feature so that its upper-right Section is
// placed at the position (1, 1) in the grid". This should fail, because the bottom-left
// corner of the Feature is over (0, 0), which already exists.
Assert.False(feature.CanPlace(grid, new Vector2Int(1, 1), new Vector2Int(1, 1), 0));
// Weird case, you can use offsets that don't exist but they can still work.
Assert.False(feature.CanPlace(grid, new Vector2Int(100, 100), new Vector2Int(100, 100), 0));
// The above types of cases are the only ones that should fail- most other placements
// that don't follow those patterns should succeed. Here's a few that should work.
// No local offset
Assert.True(feature.CanPlace(grid, new Vector2Int(1, 0), new Vector2Int(0, 0), 0));
Assert.True(feature.CanPlace(grid, new Vector2Int(-2, 0), new Vector2Int(0, 0), 0));
Assert.True(feature.CanPlace(grid, new Vector2Int(-2, -2), new Vector2Int(0, 0), 0));
Assert.True(feature.CanPlace(grid, new Vector2Int(10, 0), new Vector2Int(0, 0), 0));
// Top-right local offset
Assert.True(feature.CanPlace(grid, new Vector2Int(-1, 0), new Vector2Int(1, 1), 0));
Assert.True(feature.CanPlace(grid, new Vector2Int(-1, -1), new Vector2Int(1, 1), 0));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, -1), new Vector2Int(1, 1), 0));
// Just y local offset
Assert.True(feature.CanPlace(grid, new Vector2Int(0, -2), new Vector2Int(0, 1), 0));
}
public void CanConnectBasic()
{
Labrys.Generation.Grid rawGrid = new Labrys.Generation.Grid();
rawGrid[0, 0] = Section.Default();
// Wrap the raw grid in a readonly version
ReadOnlyGrid grid = new ReadOnlyGrid(rawGrid);
// 3x1 feature
Feature feature = new Feature();
feature.Add(0, 0);
feature.Add(1, 0);
feature.Add(2, 0);
//Assert.True(feature.CanConnect(grid, Vector2Int.zero));
List <Feature.Configuration> configurations = feature.CanConnect(grid, Vector2Int.zero);
}
public void CanPlaceWithRotationAndOffset()
{
Labrys.Generation.Grid rawGrid = new Labrys.Generation.Grid();
rawGrid[0, 0] = Section.Default();
// Wrap the raw grid in a readonly version
ReadOnlyGrid grid = new ReadOnlyGrid(rawGrid);
// 3x1 feature, but offset.
// With normalization, should be same as CanPlaceWithRotation; the only difference is
// that the local offset needs to be different to align with the input coordinates.
Feature feature = new Feature();
feature.Add(5, 3);
feature.Add(6, 3);
feature.Add(7, 3);
// Basic tests for placement
Assert.False(feature.CanPlace(grid, new Vector2Int(-2, 0), new Vector2Int(5, 3), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(-1, 0), new Vector2Int(5, 3), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(5, 3), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(6, 3), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(6, 3), 0));
// Rotated cases
Assert.True(feature.CanPlace(grid, new Vector2Int(0, -2), new Vector2Int(5, 3), 1));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, -1), new Vector2Int(5, 3), 1));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 1), new Vector2Int(5, 3), 1));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 2), new Vector2Int(5, 3), 1));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 3), new Vector2Int(5, 3), 1));
Assert.False(feature.CanPlace(grid, new Vector2Int(2, 0), new Vector2Int(5, 3), 2));
Assert.False(feature.CanPlace(grid, new Vector2Int(1, 0), new Vector2Int(5, 3), 2));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(5, 3), 2));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(6, 3), 2));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(7, 3), 2));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 2), new Vector2Int(5, 3), 3));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 1), new Vector2Int(5, 3), 3));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, -1), new Vector2Int(5, 3), 3));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, -2), new Vector2Int(5, 3), 3));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, -3), new Vector2Int(5, 3), 3));
}
public void CanPlaceWithRotation()
{
Labrys.Generation.Grid rawGrid = new Labrys.Generation.Grid();
rawGrid[0, 0] = Section.Default();
// Wrap the raw grid in a readonly version
ReadOnlyGrid grid = new ReadOnlyGrid(rawGrid);
// 3x1 feature
Feature feature = new Feature();
feature.Add(0, 0);
feature.Add(1, 0);
feature.Add(2, 0);
// Basic tests for placement
Assert.False(feature.CanPlace(grid, new Vector2Int(-2, 0), new Vector2Int(0, 0), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(-1, 0), new Vector2Int(0, 0), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(0, 0), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(1, 0), 0));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(2, 0), 0));
/*
* Every Feature can be initially thought of as normalized. (This might
* need to be enforced at a later point- TODO test this)
*
* Rotating is followed by a normalization step, which places the
* new bottom-left-most Section at the coordinate (0,0). You can
* specify which position in the Feature you want to connect using,
* which essentially shifts the normalized Feature so that the desired
* coordinate is now at (0,0). These are referred to using the original
* coordinate (i.e., (1,0) for the middle element to be placed at (0,0)).
*
* A diagram is provided below for the non-shifted case:
*
* | | |X
* | | |X
* |XXX |X |X
* -+------ -> -+------ -> -+------
* | rot 90 |X norm |
* |X
*/
// Rotating 90 degrees clockwise should keep everything centered.
// Because of this centering property, rotating 270 degrees should be the same.
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(0, 0), 1));
// Assuming the rotated Feature is normalized (it should be!)-
// We should be able to place the (0, 0) point anywhere below 0. At y=1 or 2, we overlap.
// At 3+, there is no overlap anymore.
Assert.True(feature.CanPlace(grid, new Vector2Int(0, -2), new Vector2Int(0, 0), 1));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, -1), new Vector2Int(0, 0), 1));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 1), new Vector2Int(0, 0), 1));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 2), new Vector2Int(0, 0), 1));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 3), new Vector2Int(0, 0), 1));
// We can place the (1, 0) point at the exact same positions, but offset 1 unit up.
Assert.True(feature.CanPlace(grid, new Vector2Int(0, -2), new Vector2Int(1, 0), 1));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, -1), new Vector2Int(1, 0), 1));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(1, 0), 1));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 1), new Vector2Int(1, 0), 1));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 2), new Vector2Int(1, 0), 1));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 3), new Vector2Int(1, 0), 1));
// We can place the (2, 0) point at the same positions, but 2 units up.
Assert.False(feature.CanPlace(grid, new Vector2Int(0, -2), new Vector2Int(2, 0), 1));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, -1), new Vector2Int(2, 0), 1));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(2, 0), 1));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 1), new Vector2Int(2, 0), 1));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 2), new Vector2Int(2, 0), 1));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 3), new Vector2Int(2, 0), 1));
// The pattern should hold for (3, 0), even though that's not a Section in the Feature.
Assert.False(feature.CanPlace(grid, new Vector2Int(0, -3), new Vector2Int(3, 0), 1));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, -2), new Vector2Int(3, 0), 1));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, -1), new Vector2Int(3, 0), 1));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(3, 0), 1));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 1), new Vector2Int(3, 0), 1));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 2), new Vector2Int(3, 0), 1));
// Finally, check for the other rotations. Rotation 2 should == 0 (minus the local offsets),
// and rotation 3 should == 1 (minus the same).
Assert.False(feature.CanPlace(grid, new Vector2Int(2, 0), new Vector2Int(0, 0), 2));
Assert.False(feature.CanPlace(grid, new Vector2Int(1, 0), new Vector2Int(0, 0), 2));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(0, 0), 2));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(1, 0), 2));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, 0), new Vector2Int(2, 0), 2));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 2), new Vector2Int(0, 0), 3));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, 1), new Vector2Int(0, 0), 3));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, -1), new Vector2Int(0, 0), 3));
Assert.False(feature.CanPlace(grid, new Vector2Int(0, -2), new Vector2Int(0, 0), 3));
Assert.True(feature.CanPlace(grid, new Vector2Int(0, -3), new Vector2Int(0, 0), 3));
}
