public void SubGridsAboutOriginGiveCorrectPartition(int x, int y, int expectedPartition)
{
var func = new SubGridBasedSpatialAffinityFunction();
var partition = func.GetPartition(new SubGridSpatialAffinityKey(0, Guid.NewGuid(), new SubGridCellAddress(x, y)));
partition.Should().Be(expectedPartition);
}
public void OriginLocationGivesPartitionZero()
{
var func = new SubGridBasedSpatialAffinityFunction();
var partition = func.GetPartition(new SubGridSpatialAffinityKey(0, Guid.NewGuid(), new SubGridCellAddress(0, 0)));
partition.Should().Be(0);
}
public void CalculateSinglePartition_AtGridFalseOrigin()
{
var aff = new SubGridBasedSpatialAffinityFunction();
var partition = aff.GetPartition(new SubGridSpatialAffinityKey(0, Guid.NewGuid(), SubGridTreeConsts.DefaultIndexOriginOffset, SubGridTreeConsts.DefaultIndexOriginOffset));
partition.Should().Be(0);
}
public void CalculateSinglePartition_AtGridAbsoluteOrigin()
{
var aff = new SubGridBasedSpatialAffinityFunction();
var partition = aff.GetPartition(new SubGridSpatialAffinityKey(0, Guid.NewGuid(), 0, 0));
partition.Should().Be(0);
}
public void AllCellsInOriginSubGridGivePartitionZero()
{
var func = new SubGridBasedSpatialAffinityFunction();
SubGridUtilities.SubGridDimensionalIterator((x, y) =>
{
var partition = func.GetPartition(new SubGridSpatialAffinityKey(0, Guid.NewGuid(), new SubGridCellAddress(x, y)));
partition.Should().Be(0);
});
}
public void CalculatePartitions_32x32SubGridPatch_AtGridAbsoluteOrigin()
{
var aff = new SubGridBasedSpatialAffinityFunction();
var partitions = new List <int>();
for (int i = 0; i < SubGridTreeConsts.SubGridTreeDimension; i++)
{
for (int j = 0; j < SubGridTreeConsts.SubGridTreeDimension; j++)
{
partitions.Add(aff.GetPartition(new SubGridSpatialAffinityKey(0, Guid.NewGuid(),
i * SubGridTreeConsts.SubGridTreeDimension,
j * SubGridTreeConsts.SubGridTreeDimension)));
}
}
partitions.Count.Should().Be(SubGridTreeConsts.SubGridTreeCellsPerSubGrid);
var hashSet = new HashSet <int>();
partitions.ForEach(x => hashSet.Add(x));
hashSet.Count.Should().Be(SubGridTreeConsts.SubGridTreeCellsPerSubGrid);
}