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531 lines
17 KiB
531 lines
17 KiB
5 months ago
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/*
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Copyright (c) 2006, 2019, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <gtest/gtest.h>
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#include <sys/types.h>
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#include "my_bitmap.h"
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#include "my_inttypes.h"
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#include "my_thread.h"
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namespace my_bitmap_unittest {
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const uint MAX_TESTED_BITMAP_SIZE = 1024;
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uint get_rand_bit(uint bitsize) { return (rand() % bitsize); }
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bool test_set_get_clear_bit(MY_BITMAP *map, uint bitsize) {
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uint i, test_bit;
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uint no_loops = bitsize > 128 ? 128 : bitsize;
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for (i = 0; i < no_loops; i++) {
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test_bit = get_rand_bit(bitsize);
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bitmap_set_bit(map, test_bit);
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if (!bitmap_is_set(map, test_bit)) goto error1;
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bitmap_clear_bit(map, test_bit);
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if (bitmap_is_set(map, test_bit)) goto error2;
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}
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return false;
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error1:
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ADD_FAILURE() << "Error in set bit bit=" << test_bit;
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return true;
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error2:
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ADD_FAILURE() << "Error in clear bit bit=" << test_bit;
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return true;
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}
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bool test_flip_bit(MY_BITMAP *map, uint bitsize) {
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uint i, test_bit;
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uint no_loops = bitsize > 128 ? 128 : bitsize;
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for (i = 0; i < no_loops; i++) {
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test_bit = get_rand_bit(bitsize);
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bitmap_flip_bit(map, test_bit);
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if (!bitmap_is_set(map, test_bit)) goto error1;
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bitmap_flip_bit(map, test_bit);
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if (bitmap_is_set(map, test_bit)) goto error2;
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}
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return false;
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error1:
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ADD_FAILURE() << "Error in flip bit 1 bit=" << test_bit;
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return true;
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error2:
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ADD_FAILURE() << "Error in flip bit 2 bit=" << test_bit;
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return true;
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}
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bool test_get_all_bits(MY_BITMAP *map, uint bitsize) {
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uint i;
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bitmap_set_all(map);
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if (!bitmap_is_set_all(map)) goto error1;
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if (!bitmap_is_prefix(map, bitsize)) goto error5;
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bitmap_clear_all(map);
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if (!bitmap_is_clear_all(map)) goto error2;
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if (!bitmap_is_prefix(map, 0)) goto error6;
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for (i = 0; i < bitsize; i++) bitmap_set_bit(map, i);
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if (!bitmap_is_set_all(map)) goto error3;
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for (i = 0; i < bitsize; i++) bitmap_clear_bit(map, i);
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if (!bitmap_is_clear_all(map)) goto error4;
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return false;
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error1:
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ADD_FAILURE() << "Error in set_all";
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return true;
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error2:
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ADD_FAILURE() << "Error in clear_all";
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return true;
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error3:
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ADD_FAILURE() << "Error in bitmap_is_set_all";
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return true;
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error4:
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ADD_FAILURE() << "Error in bitmap_is_clear_all";
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return true;
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error5:
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ADD_FAILURE() << "Error in set_all through set_prefix";
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return true;
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error6:
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ADD_FAILURE() << "Error in clear_all through set_prefix";
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return true;
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}
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bool test_compare_operators(MY_BITMAP *map, uint bitsize) {
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uint i, j, test_bit1, test_bit2, test_bit3, test_bit4;
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uint no_loops = bitsize > 128 ? 128 : bitsize;
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MY_BITMAP map2_obj, map3_obj;
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MY_BITMAP *map2 = &map2_obj, *map3 = &map3_obj;
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my_bitmap_map map2buf[MAX_TESTED_BITMAP_SIZE];
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my_bitmap_map map3buf[MAX_TESTED_BITMAP_SIZE];
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bitmap_init(&map2_obj, map2buf, bitsize, false);
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bitmap_init(&map3_obj, map3buf, bitsize, false);
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bitmap_clear_all(map2);
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bitmap_clear_all(map3);
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for (i = 0; i < no_loops; i++) {
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test_bit1 = get_rand_bit(bitsize);
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bitmap_set_prefix(map, test_bit1);
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test_bit2 = get_rand_bit(bitsize);
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bitmap_set_prefix(map2, test_bit2);
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bitmap_intersect(map, map2);
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test_bit3 = test_bit2 < test_bit1 ? test_bit2 : test_bit1;
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bitmap_set_prefix(map3, test_bit3);
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if (!bitmap_cmp(map, map3)) goto error1;
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bitmap_clear_all(map);
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bitmap_clear_all(map2);
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bitmap_clear_all(map3);
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test_bit1 = get_rand_bit(bitsize);
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test_bit2 = get_rand_bit(bitsize);
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test_bit3 = get_rand_bit(bitsize);
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bitmap_set_prefix(map, test_bit1);
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bitmap_set_prefix(map2, test_bit2);
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test_bit3 = test_bit2 > test_bit1 ? test_bit2 : test_bit1;
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bitmap_set_prefix(map3, test_bit3);
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bitmap_union(map, map2);
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if (!bitmap_cmp(map, map3)) goto error2;
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bitmap_clear_all(map);
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bitmap_clear_all(map2);
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bitmap_clear_all(map3);
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test_bit1 = get_rand_bit(bitsize);
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test_bit2 = get_rand_bit(bitsize);
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test_bit3 = get_rand_bit(bitsize);
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bitmap_set_prefix(map, test_bit1);
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bitmap_set_prefix(map2, test_bit2);
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bitmap_xor(map, map2);
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test_bit3 = test_bit2 > test_bit1 ? test_bit2 : test_bit1;
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test_bit4 = test_bit2 < test_bit1 ? test_bit2 : test_bit1;
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bitmap_set_prefix(map3, test_bit3);
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for (j = 0; j < test_bit4; j++) bitmap_clear_bit(map3, j);
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if (!bitmap_cmp(map, map3)) goto error3;
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bitmap_clear_all(map);
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bitmap_clear_all(map2);
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bitmap_clear_all(map3);
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test_bit1 = get_rand_bit(bitsize);
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test_bit2 = get_rand_bit(bitsize);
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test_bit3 = get_rand_bit(bitsize);
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bitmap_set_prefix(map, test_bit1);
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bitmap_set_prefix(map2, test_bit2);
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bitmap_subtract(map, map2);
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if (test_bit2 < test_bit1) {
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bitmap_set_prefix(map3, test_bit1);
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for (j = 0; j < test_bit2; j++) bitmap_clear_bit(map3, j);
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}
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if (!bitmap_cmp(map, map3)) goto error4;
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bitmap_clear_all(map);
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bitmap_clear_all(map2);
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bitmap_clear_all(map3);
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test_bit1 = get_rand_bit(bitsize);
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bitmap_set_prefix(map, test_bit1);
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bitmap_invert(map);
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bitmap_set_all(map3);
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for (j = 0; j < test_bit1; j++) bitmap_clear_bit(map3, j);
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if (!bitmap_cmp(map, map3)) goto error5;
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bitmap_clear_all(map);
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bitmap_clear_all(map3);
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}
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return false;
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error1:
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ADD_FAILURE() << "intersect error size1=" << test_bit1
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<< ",size2=" << test_bit2;
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return true;
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error2:
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||
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ADD_FAILURE() << "union error size1=" << test_bit1 << ",size2=" << test_bit2;
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||
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return true;
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error3:
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||
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ADD_FAILURE() << "xor error size1=" << test_bit1 << ",size2=" << test_bit2;
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||
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return true;
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||
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error4:
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||
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ADD_FAILURE() << "subtract error size1=" << test_bit1
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||
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<< ",size2=" << test_bit2;
|
||
|
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return true;
|
||
|
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error5:
|
||
|
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ADD_FAILURE() << "invert error size=" << test_bit1;
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||
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return true;
|
||
|
|
}
|
||
|
|
|
||
|
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bool test_count_bits_set(MY_BITMAP *map, uint bitsize) {
|
||
|
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uint i, bit_count = 0, test_bit;
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||
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uint no_loops = bitsize > 128 ? 128 : bitsize;
|
||
|
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for (i = 0; i < no_loops; i++) {
|
||
|
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test_bit = get_rand_bit(bitsize);
|
||
|
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if (!bitmap_is_set(map, test_bit)) {
|
||
|
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bitmap_set_bit(map, test_bit);
|
||
|
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bit_count++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (bit_count == 0 && bitsize > 0) goto error1;
|
||
|
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if (bitmap_bits_set(map) != bit_count) goto error2;
|
||
|
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return false;
|
||
|
|
error1:
|
||
|
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ADD_FAILURE() << "No bits set";
|
||
|
|
return true;
|
||
|
|
error2:
|
||
|
|
ADD_FAILURE() << "Wrong count of bits set";
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool test_get_first_bit(MY_BITMAP *map, uint bitsize) {
|
||
|
|
uint i, test_bit = 0;
|
||
|
|
uint no_loops = bitsize > 128 ? 128 : bitsize;
|
||
|
|
|
||
|
|
bitmap_set_all(map);
|
||
|
|
for (i = 0; i < bitsize; i++) bitmap_clear_bit(map, i);
|
||
|
|
if (bitmap_get_first_set(map) != MY_BIT_NONE) goto error1;
|
||
|
|
bitmap_clear_all(map);
|
||
|
|
for (i = 0; i < bitsize; i++) bitmap_set_bit(map, i);
|
||
|
|
if (bitmap_get_first(map) != MY_BIT_NONE) goto error2;
|
||
|
|
bitmap_clear_all(map);
|
||
|
|
|
||
|
|
for (i = 0; i < no_loops; i++) {
|
||
|
|
test_bit = get_rand_bit(bitsize);
|
||
|
|
bitmap_set_bit(map, test_bit);
|
||
|
|
if (bitmap_get_first_set(map) != test_bit) goto error1;
|
||
|
|
bitmap_set_all(map);
|
||
|
|
bitmap_clear_bit(map, test_bit);
|
||
|
|
if (bitmap_get_first(map) != test_bit) goto error2;
|
||
|
|
bitmap_clear_all(map);
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
error1:
|
||
|
|
ADD_FAILURE() << "get_first_set error prefix_size=" << test_bit;
|
||
|
|
return true;
|
||
|
|
error2:
|
||
|
|
ADD_FAILURE() << "get_first error prefix_size=" << test_bit;
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool test_set_next_bit(MY_BITMAP *map, uint bitsize) {
|
||
|
|
uint i, j, test_bit;
|
||
|
|
uint no_loops = bitsize > 128 ? 128 : bitsize;
|
||
|
|
for (i = 0; i < no_loops; i++) {
|
||
|
|
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;
|
||
|
|
bitmap_clear_all(map);
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
error1:
|
||
|
|
ADD_FAILURE() << "set_next error prefix_size=" << test_bit;
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool test_get_next_bit(MY_BITMAP *map, uint bitsize) {
|
||
|
|
uint i, bit_count = 0, test_bit, next_count = 0;
|
||
|
|
uint no_loops = bitsize > 128 ? 128 : bitsize;
|
||
|
|
for (i = 0; i < no_loops; i++) {
|
||
|
|
test_bit = get_rand_bit(bitsize);
|
||
|
|
if (!bitmap_is_set(map, test_bit)) {
|
||
|
|
bitmap_set_bit(map, test_bit);
|
||
|
|
bit_count++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (bit_count == 0 && bitsize > 0) goto error1;
|
||
|
|
if (bitmap_bits_set(map) != bit_count) goto error2;
|
||
|
|
|
||
|
|
for (test_bit = bitmap_get_first_set(map); test_bit != MY_BIT_NONE;
|
||
|
|
test_bit = bitmap_get_next_set(map, test_bit)) {
|
||
|
|
if (test_bit >= bitsize) goto error3;
|
||
|
|
if (!bitmap_is_set(map, test_bit)) goto error4;
|
||
|
|
next_count++;
|
||
|
|
}
|
||
|
|
if (next_count != bit_count) goto error5;
|
||
|
|
return false;
|
||
|
|
error1:
|
||
|
|
ADD_FAILURE() << "No bits set";
|
||
|
|
return true;
|
||
|
|
error2:
|
||
|
|
ADD_FAILURE() << "Wrong count of bits set";
|
||
|
|
return true;
|
||
|
|
error3:
|
||
|
|
ADD_FAILURE() << "get_next_set out of range";
|
||
|
|
return true;
|
||
|
|
error4:
|
||
|
|
ADD_FAILURE() << "get_next_set bit not set";
|
||
|
|
return true;
|
||
|
|
error5:
|
||
|
|
ADD_FAILURE() << "Wrong count get_next_set";
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool test_prefix(MY_BITMAP *map, uint bitsize) {
|
||
|
|
uint i, j, test_bit;
|
||
|
|
uint no_loops = bitsize > 128 ? 128 : bitsize;
|
||
|
|
for (i = 0; i < no_loops; i++) {
|
||
|
|
test_bit = get_rand_bit(bitsize);
|
||
|
|
bitmap_set_prefix(map, test_bit);
|
||
|
|
if (!bitmap_is_prefix(map, test_bit)) goto error1;
|
||
|
|
bitmap_clear_all(map);
|
||
|
|
for (j = 0; j < test_bit; j++) bitmap_set_bit(map, j);
|
||
|
|
if (!bitmap_is_prefix(map, test_bit)) goto error2;
|
||
|
|
bitmap_set_all(map);
|
||
|
|
for (j = bitsize - 1; ~(j - test_bit); j--) bitmap_clear_bit(map, j);
|
||
|
|
if (!bitmap_is_prefix(map, test_bit)) goto error3;
|
||
|
|
bitmap_clear_all(map);
|
||
|
|
}
|
||
|
|
for (i = 0; i < bitsize; i++) {
|
||
|
|
if (bitmap_is_prefix(map, i + 1)) goto error4;
|
||
|
|
bitmap_set_bit(map, i);
|
||
|
|
if (!bitmap_is_prefix(map, i + 1)) goto error5;
|
||
|
|
test_bit = get_rand_bit(bitsize);
|
||
|
|
bitmap_set_bit(map, test_bit);
|
||
|
|
if (test_bit <= i && !bitmap_is_prefix(map, i + 1))
|
||
|
|
goto error5;
|
||
|
|
else if (test_bit > i) {
|
||
|
|
if (bitmap_is_prefix(map, i + 1)) goto error4;
|
||
|
|
bitmap_clear_bit(map, test_bit);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
error1:
|
||
|
|
ADD_FAILURE() << "prefix1 error prefix_size=" << test_bit;
|
||
|
|
return true;
|
||
|
|
error2:
|
||
|
|
ADD_FAILURE() << "prefix2 error prefix_size=" << test_bit;
|
||
|
|
return true;
|
||
|
|
error3:
|
||
|
|
ADD_FAILURE() << "prefix3 error prefix_size=" << test_bit;
|
||
|
|
return true;
|
||
|
|
error4:
|
||
|
|
ADD_FAILURE() << "prefix4 error i=" << i;
|
||
|
|
return true;
|
||
|
|
error5:
|
||
|
|
ADD_FAILURE() << "prefix5 error i=" << i;
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool test_compare(MY_BITMAP *map, uint bitsize) {
|
||
|
|
MY_BITMAP map2;
|
||
|
|
my_bitmap_map map2buf[MAX_TESTED_BITMAP_SIZE];
|
||
|
|
uint i, test_bit;
|
||
|
|
uint no_loops = bitsize > 128 ? 128 : bitsize;
|
||
|
|
bitmap_init(&map2, map2buf, bitsize, false);
|
||
|
|
|
||
|
|
/* Test all 4 possible combinations of set/unset bits. */
|
||
|
|
for (i = 0; i < no_loops; i++) {
|
||
|
|
test_bit = get_rand_bit(bitsize);
|
||
|
|
bitmap_clear_bit(map, test_bit);
|
||
|
|
bitmap_clear_bit(&map2, test_bit);
|
||
|
|
if (!bitmap_is_subset(map, &map2)) goto error_is_subset;
|
||
|
|
bitmap_set_bit(map, test_bit);
|
||
|
|
if (bitmap_is_subset(map, &map2)) goto error_is_subset;
|
||
|
|
bitmap_set_bit(&map2, test_bit);
|
||
|
|
if (!bitmap_is_subset(map, &map2)) goto error_is_subset;
|
||
|
|
bitmap_clear_bit(map, test_bit);
|
||
|
|
if (!bitmap_is_subset(map, &map2)) goto error_is_subset;
|
||
|
|
/* Note that test_bit is not cleared i map2. */
|
||
|
|
}
|
||
|
|
bitmap_clear_all(map);
|
||
|
|
bitmap_clear_all(&map2);
|
||
|
|
/* Test all 4 possible combinations of set/unset bits. */
|
||
|
|
for (i = 0; i < no_loops; i++) {
|
||
|
|
test_bit = get_rand_bit(bitsize);
|
||
|
|
if (bitmap_is_overlapping(map, &map2)) goto error_is_overlapping;
|
||
|
|
bitmap_set_bit(map, test_bit);
|
||
|
|
if (bitmap_is_overlapping(map, &map2)) goto error_is_overlapping;
|
||
|
|
bitmap_set_bit(&map2, test_bit);
|
||
|
|
if (!bitmap_is_overlapping(map, &map2)) goto error_is_overlapping;
|
||
|
|
bitmap_clear_bit(map, test_bit);
|
||
|
|
if (bitmap_is_overlapping(map, &map2)) goto error_is_overlapping;
|
||
|
|
bitmap_clear_bit(&map2, test_bit);
|
||
|
|
/* Note that test_bit is not cleared i map2. */
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
error_is_subset:
|
||
|
|
ADD_FAILURE() << "is_subset error";
|
||
|
|
return true;
|
||
|
|
error_is_overlapping:
|
||
|
|
ADD_FAILURE() << "is_overlapping error";
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool test_intersect(MY_BITMAP *map, uint bitsize) {
|
||
|
|
uint bitsize2 = 1 + get_rand_bit(MAX_TESTED_BITMAP_SIZE - 1);
|
||
|
|
MY_BITMAP map2;
|
||
|
|
my_bitmap_map *map2buf = new my_bitmap_map[bitsize2];
|
||
|
|
uint i, test_bit1, test_bit2, test_bit3;
|
||
|
|
bitmap_init(&map2, map2buf, bitsize2, false);
|
||
|
|
|
||
|
|
test_bit1 = get_rand_bit(bitsize);
|
||
|
|
test_bit2 = get_rand_bit(bitsize);
|
||
|
|
bitmap_set_bit(map, test_bit1);
|
||
|
|
bitmap_set_bit(map, test_bit2);
|
||
|
|
test_bit3 = get_rand_bit(bitsize2);
|
||
|
|
bitmap_set_bit(&map2, test_bit3);
|
||
|
|
if (test_bit2 < bitsize2) bitmap_set_bit(&map2, test_bit2);
|
||
|
|
|
||
|
|
bitmap_intersect(map, &map2);
|
||
|
|
if (test_bit2 < bitsize2) {
|
||
|
|
if (!bitmap_is_set(map, test_bit2)) goto error;
|
||
|
|
bitmap_clear_bit(map, test_bit2);
|
||
|
|
}
|
||
|
|
if (test_bit1 == test_bit3) {
|
||
|
|
if (!bitmap_is_set(map, test_bit1)) goto error;
|
||
|
|
bitmap_clear_bit(map, test_bit1);
|
||
|
|
}
|
||
|
|
if (!bitmap_is_clear_all(map)) goto error;
|
||
|
|
|
||
|
|
bitmap_set_all(map);
|
||
|
|
bitmap_set_all(&map2);
|
||
|
|
for (i = 0; i < bitsize2; i++) bitmap_clear_bit(&map2, i);
|
||
|
|
bitmap_intersect(map, &map2);
|
||
|
|
if (!bitmap_is_clear_all(map)) goto error;
|
||
|
|
delete[] map2buf;
|
||
|
|
return false;
|
||
|
|
error:
|
||
|
|
ADD_FAILURE() << "intersect error bit1=" << test_bit1
|
||
|
|
<< ",bit2=" << test_bit2 << ",bit3=" << test_bit3;
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
class BitMapTest : public ::testing::TestWithParam<uint> {
|
||
|
|
protected:
|
||
|
|
virtual void SetUp() {
|
||
|
|
bitsize = GetParam();
|
||
|
|
ASSERT_FALSE(bitmap_init(&map, buf, bitsize, false));
|
||
|
|
bitmap_clear_all(&map);
|
||
|
|
}
|
||
|
|
|
||
|
|
MY_BITMAP map;
|
||
|
|
my_bitmap_map buf[MAX_TESTED_BITMAP_SIZE];
|
||
|
|
uint bitsize;
|
||
|
|
};
|
||
|
|
|
||
|
|
const uint test_values[] = {
|
||
|
|
1, 2, 3, 4, 5,
|
||
|
|
6, 7, 8, 9, 10,
|
||
|
|
11, 12, 13, 14, 15,
|
||
|
|
16, 17, 18, 19, 20,
|
||
|
|
21, 22, 23, 24, 25,
|
||
|
|
26, 27, 28, 29, 30,
|
||
|
|
31, 32, 33, 34, 35,
|
||
|
|
36, 37, 38, 39, 40,
|
||
|
|
2 * 32U - 1, 2 * 32U, 2 * 32U + 1, 3 * 32U - 1, 3 * 32U,
|
||
|
|
3 * 32U + 1, 4 * 32U - 1, 4 * 32U, 4 * 32U + 1, MAX_TESTED_BITMAP_SIZE};
|
||
|
|
|
||
|
|
INSTANTIATE_TEST_CASE_P(Foo, BitMapTest, ::testing::ValuesIn(test_values));
|
||
|
|
|
||
|
|
TEST_P(BitMapTest, TestSetGetClearBit) {
|
||
|
|
EXPECT_FALSE(test_set_get_clear_bit(&map, bitsize)) << "bitsize=" << bitsize;
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_P(BitMapTest, TestFlipBit) {
|
||
|
|
EXPECT_FALSE(test_flip_bit(&map, bitsize)) << "bitsize=" << bitsize;
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_P(BitMapTest, TestGetAllBits) {
|
||
|
|
EXPECT_FALSE(test_get_all_bits(&map, bitsize)) << "bitsize=" << bitsize;
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_P(BitMapTest, TestCompareOperators) {
|
||
|
|
EXPECT_FALSE(test_compare_operators(&map, bitsize)) << "bitsize=" << bitsize;
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_P(BitMapTest, TestCountBitsSet) {
|
||
|
|
EXPECT_FALSE(test_count_bits_set(&map, bitsize)) << "bitsize=" << bitsize;
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_P(BitMapTest, TestGetFirstBit) {
|
||
|
|
EXPECT_FALSE(test_get_first_bit(&map, bitsize)) << "bitsize=" << bitsize;
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_P(BitMapTest, TestSetNextBit) {
|
||
|
|
EXPECT_FALSE(test_set_next_bit(&map, bitsize)) << "bitsize=" << bitsize;
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_P(BitMapTest, TestGetNextBit) {
|
||
|
|
EXPECT_FALSE(test_get_next_bit(&map, bitsize)) << "bitsize=" << bitsize;
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_P(BitMapTest, TestPrefix) {
|
||
|
|
EXPECT_FALSE(test_prefix(&map, bitsize)) << "bitsize=" << bitsize;
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_P(BitMapTest, TestCompare) {
|
||
|
|
EXPECT_FALSE(test_compare(&map, bitsize)) << "bitsize=" << bitsize;
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_P(BitMapTest, TestIntersect) {
|
||
|
|
EXPECT_FALSE(test_intersect(&map, bitsize)) << "bitsize=" << bitsize;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Bug#11761614
|
||
|
|
|
||
|
|
bool bitmap_set_prefix_t() {
|
||
|
|
MY_BITMAP map;
|
||
|
|
my_bitmap_map buf[2]; /* 64-bit buffer */
|
||
|
|
uint32 _max = ~((uint32)0);
|
||
|
|
bitmap_init(&map, buf, 32, false);
|
||
|
|
|
||
|
|
// set all bits in the 2nd half of the buf
|
||
|
|
buf[1] = _max;
|
||
|
|
bitmap_clear_all(&map);
|
||
|
|
|
||
|
|
/*
|
||
|
|
Choose prefix_size as number that is not a multiple
|
||
|
|
of 8, so that leftover bits in the last prefix byte
|
||
|
|
will be set separately.
|
||
|
|
*/
|
||
|
|
bitmap_set_prefix(&map, 31);
|
||
|
|
// 2nd half should remain unaltered
|
||
|
|
return (buf[1] == _max);
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(BitMapTestEx, TestSetPrefixEx) { EXPECT_TRUE(bitmap_set_prefix_t()); }
|
||
|
|
|
||
|
|
} // namespace my_bitmap_unittest
|