diff options
Diffstat (limited to 'unittest/mysys/bitmap-t.c')
| -rw-r--r-- | unittest/mysys/bitmap-t.c | 152 |
1 files changed, 148 insertions, 4 deletions
diff --git a/unittest/mysys/bitmap-t.c b/unittest/mysys/bitmap-t.c index 22466355..8e12b2b8 100644 --- a/unittest/mysys/bitmap-t.c +++ b/unittest/mysys/bitmap-t.c @@ -29,6 +29,8 @@ uint get_rand_bit(uint bitsize) { + if (bitsize == 0) + return 0; return (rand() % bitsize); } @@ -121,6 +123,8 @@ error6: return TRUE; } +PRAGMA_DISABLE_CHECK_STACK_FRAME + my_bool test_compare_operators(MY_BITMAP *map, uint bitsize) { uint i, j, test_bit1, test_bit2, test_bit3,test_bit4; @@ -226,6 +230,8 @@ error5: test_bit1); return TRUE; } +PRAGMA_REENABLE_CHECK_STACK_FRAME + my_bool test_count_bits_set(MY_BITMAP *map, uint bitsize) { @@ -266,7 +272,7 @@ my_bool test_get_first_bit(MY_BITMAP *map, uint bitsize) bitmap_clear_all(map); for (i=0; i < bitsize; i++) bitmap_set_bit(map, i); - if (bitmap_get_first(map) != MY_BIT_NONE) + if (bitmap_get_first_clear(map) != MY_BIT_NONE) goto error2; bitmap_clear_all(map); @@ -278,7 +284,7 @@ my_bool test_get_first_bit(MY_BITMAP *map, uint bitsize) goto error1; bitmap_set_all(map); bitmap_clear_bit(map, test_bit); - if (bitmap_get_first(map) != test_bit) + if (bitmap_get_first_clear(map) != test_bit) goto error2; bitmap_clear_all(map); } @@ -297,14 +303,45 @@ my_bool test_get_next_bit(MY_BITMAP *map, uint bitsize) uint no_loops= bitsize > 128 ? 128 : bitsize; for (i=0; i < no_loops; i++) { + uint count= 0, bits_set= 0; + bitmap_clear_all(map); test_bit=get_rand_bit(bitsize); for (j=0; j < test_bit; j++) bitmap_set_next(map); if (!bitmap_is_prefix(map, test_bit)) goto error1; + j= bitmap_get_first_set(map); + if (j == MY_BIT_NONE) + { + if (test_bit != 0) + goto error1; + continue; + } + count= 1; + while ((j= bitmap_get_next_set(map,j)) != MY_BIT_NONE) + count++; + if (count != test_bit) + goto error1; + + if (test_bit < 3) + continue; bitmap_clear_all(map); + for (j=1; j < test_bit; j+=2) + { + bits_set++; + bitmap_set_bit(map, j); + } + if ((j= bitmap_get_first_set(map)) == MY_BIT_NONE) + goto error1; + count= 1; + while ((j= bitmap_get_next_set(map,j)) != MY_BIT_NONE) + count++; + if (count != bits_set) + goto error1; } + return FALSE; + error1: diag("get_next error bitsize= %u, prefix_size= %u", bitsize,test_bit); return TRUE; @@ -371,7 +408,7 @@ error5: my_bool test_compare(MY_BITMAP *map, uint bitsize) { MY_BITMAP map2; - uint32 map2buf[MAX_TESTED_BITMAP_SIZE]; + my_bitmap_map map2buf[MAX_TESTED_BITMAP_SIZE]; uint i, test_bit; uint no_loops= bitsize > 128 ? 128 : bitsize; if (my_bitmap_init(&map2, map2buf, bitsize)) @@ -431,7 +468,7 @@ my_bool test_intersect(MY_BITMAP *map, uint bitsize) { uint bitsize2 = 1 + get_rand_bit(MAX_TESTED_BITMAP_SIZE - 1); MY_BITMAP map2; - uint32 map2buf[MAX_TESTED_BITMAP_SIZE]; + my_bitmap_map map2buf[MAX_TESTED_BITMAP_SIZE]; uint i, test_bit1, test_bit2, test_bit3; if (my_bitmap_init(&map2, map2buf, bitsize2)) { @@ -477,6 +514,107 @@ error: return TRUE; } +my_bool test_copy(MY_BITMAP *map, uint bitsize) +{ + my_bitmap_map buff[16], buff2[16], buff3[16]; + MY_BITMAP map2, map3; + uint rnd_bit; + + my_bitmap_init(&map2, buff, sizeof(buff)*8); + my_bitmap_init(&map3, buff2, sizeof(buff)*8); + bitmap_set_all(&map2); + bitmap_set_all(&map3); + + bitsize= MY_MIN(bitsize, map2.n_bits); + bitmap_copy(map, &map2); + if (bitmap_bits_set(map) != bitsize) + { + diag("bitmap_copy failed on bitsize %d", bitsize); + return 1; + } + bitmap_set_prefix(&map2, rnd_bit= get_rand_bit(bitsize)+1); + bitmap_export((uchar*) buff3, &map2); + bitmap_import(&map3, (uchar*) buff3); + if (!bitmap_cmp(&map2, &map3)) + { + diag("bitmap_export/bitmap_import failed on bitsize %d rnd_bit: %d", + bitsize, rnd_bit); + return 1; + } + return 0; +} + +static my_bool exec_bitmap_exists_intersection(MY_BITMAP **maps, uint bitsize, + uint start, uint end, uint bit) +{ + bitmap_clear_all(maps[0]); + bitmap_clear_all(maps[1]); + bitmap_set_bit(maps[0], bit); + bitmap_set_bit(maps[1], bit); + return bitmap_exists_intersection(maps, 2, start, end); +} + +my_bool test_bitmap_exists_intersection(MY_BITMAP *map, uint bitsize) +{ + MY_BITMAP map2; + uint start_bit, end_bit, rnd_bit; + MY_BITMAP *maps[2]; + maps[0]= map; + maps[1]= &map2; + + my_bitmap_init(&map2, 0, bitsize); + bitmap_clear_all(map); + bitmap_clear_all(&map2); + + start_bit= get_rand_bit(bitsize); + end_bit= get_rand_bit(bitsize); + if (start_bit > end_bit) + swap_variables(uint, start_bit, end_bit); + rnd_bit= start_bit+get_rand_bit(end_bit-start_bit); + + if (!exec_bitmap_exists_intersection(maps, bitsize, start_bit, end_bit, + rnd_bit)) + goto err; + + start_bit= end_bit= rnd_bit= 0; + if (!exec_bitmap_exists_intersection(maps, bitsize, start_bit, end_bit, + rnd_bit)) + goto err; + + start_bit= rnd_bit= 0 ; end_bit= bitsize-1; + if (!exec_bitmap_exists_intersection(maps, bitsize, start_bit, end_bit, + rnd_bit)) + goto err; + + start_bit= rnd_bit= end_bit= bitsize-1; + if (!exec_bitmap_exists_intersection(maps, bitsize, start_bit, end_bit, + rnd_bit)) + goto err; + + if (bitsize > 1) + { + start_bit= end_bit= 1 ; rnd_bit= 0; + if (exec_bitmap_exists_intersection(maps, bitsize, start_bit, end_bit, + rnd_bit)) + goto err; + + start_bit= end_bit= bitsize-1 ; rnd_bit= bitsize-2; + if (exec_bitmap_exists_intersection(maps, bitsize, start_bit, end_bit, + rnd_bit)) + goto err; + } + + my_bitmap_free(&map2); + return 0; +err: + diag("bitmap_exist_intersection failed on bitsize: %d start_bit: %d " + "end_bit: %d rnd_bit: %d", + bitsize, start_bit, end_bit, rnd_bit); + my_bitmap_free(&map2); + return 1; +} + + my_bool do_test(uint bitsize) { MY_BITMAP map; @@ -515,6 +653,12 @@ my_bool do_test(uint bitsize) bitmap_clear_all(&map); if (test_intersect(&map,bitsize)) goto error; + bitmap_clear_all(&map); + if (test_copy(&map,bitsize)) + goto error; + bitmap_clear_all(&map); + if (test_bitmap_exists_intersection(&map, bitsize)) + goto error; return FALSE; error: return TRUE; |