public void Test_SubGridTreeBitmapSubGridBitsTests_SumBitRows()
{
SubGridTreeBitmapSubGridBits bits = new SubGridTreeBitmapSubGridBits(SubGridBitsCreationOptions.Unfilled);
Assert.Equal(0, bits.SumBitRows());
bits[0, 0] = true;
Assert.NotEqual(bits.SumBitRows(), (1 << SubGridTreeConsts.SubGridTreeDimension) - 1);
bits[0, SubGridTreeConsts.SubGridTreeDimensionMinus1] = true;
Assert.NotEqual(bits.SumBitRows(), (1 << SubGridTreeConsts.SubGridTreeDimension));
bits.Fill();
Assert.Equal(bits.SumBitRows(), SubGridTreeBitmapSubGridBits.SumBitRowsFullCount);
}