Testing with TEST_LENGTH = 8
test _bit_byte, _bit_mask, and bitstr_size
i _bit_byte(i) _bit_mask(i) bitstr_size(i)
0 0 1 0
1 0 2 1
2 0 4 1
3 0 8 1
4 0 16 1
5 0 32 1
6 0 64 1
7 0 128 1
test bit_alloc, clearbits, bit_ffc, bit_ffs
be: 0 -1 00000000
is: 0 -1 00000000
test bit_set
be: 1 0 10010010
is: 1 0 10010010
test bit_clear
be: 0 3 00010000
is: 0 3 00010000
test bit_test using previous bitstring
i bit_test(i)
0 0
1 0
2 0
3 8
4 0
5 0
6 0
7 0
test clearbits
be: 0 -1 00000000
is: 0 -1 00000000
test bit_nset and bit_nclear
be: 0 1 01111110
is: 0 1 01111110
be: 0 1 01000010
is: 0 1 01000010
be: 0 -1 00000000
is: 0 -1 00000000
be: 7 0 11111110
is: 7 0 11111110
be: 0 -1 00000000
is: 0 -1 00000000
first 1 bit should move right 1 position each line
0 -1 0 11111111
1 0 1 01111111
2 0 2 00111111
3 0 3 00011111
4 0 4 00001111
5 0 5 00000111
6 0 6 00000011
7 0 7 00000001
first 0 bit should move right 1 position each line
0 0 -1 00000000
1 1 0 10000000
2 2 0 11000000
3 3 0 11100000
4 4 0 11110000
5 5 0 11111000
6 6 0 11111100
7 7 0 11111110
first 0 bit should move left 1 position each line
0 -1 0 11111111
1 7 0 11111110
2 6 0 11111100
3 5 0 11111000
4 4 0 11110000
5 3 0 11100000
6 2 0 11000000
7 1 0 10000000
first 1 bit should move left 1 position each line
0 0 -1 00000000
1 0 7 00000001
2 0 6 00000011
3 0 5 00000111
4 0 4 00001111
5 0 3 00011111
6 0 2 00111111
7 0 1 01111111
0 bit should move right 1 position each line
0 0 1 01111111
1 1 0 10111111
2 2 0 11011111
3 3 0 11101111
4 4 0 11110111
5 5 0 11111011
6 6 0 11111101
7 7 0 11111110
1 bit should move right 1 position each line
0 1 0 10000000
1 0 1 01000000
2 0 2 00100000
3 0 3 00010000
4 0 4 00001000
5 0 5 00000100
6 0 6 00000010
7 0 7 00000001