public void Test_SubGridTreeBitmapSubGridBitsTests_ComputeCellsExtents()
{
// Test extents for empty, full and arbitrary masks
SubGridTreeBitmapSubGridBits bits = new SubGridTreeBitmapSubGridBits(SubGridBitsCreationOptions.Filled);
BoundingIntegerExtent2D boundsFull = bits.ComputeCellsExtents();
Assert.True(boundsFull.Equals(new BoundingIntegerExtent2D(0, 0, SubGridTreeConsts.SubGridTreeDimensionMinus1, SubGridTreeConsts.SubGridTreeDimensionMinus1)),
"ComputeCellsExtents is incorrect for full grid");
bits.Clear();
BoundingIntegerExtent2D boundsClear = bits.ComputeCellsExtents();
Assert.False(boundsClear.IsValidExtent, "ComputeCellsExtents is incorrect for clear grid");
bits.SetBit(1, 1);
BoundingIntegerExtent2D bounds11 = bits.ComputeCellsExtents();
Assert.True(bounds11.Equals(new BoundingIntegerExtent2D(1, 1, 1, 1)), "ComputeCellsExtents is incorrect for grid with bit set at (1, 1)");
}
