LCOV - code coverage report
Current view: top level - mockatests/vhd - test-bitops.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 15 15 100.0 %
Date: 2025-07-10 10:47:11 Functions: 2 2 100.0 %
Branches: 2 2 100.0 %

           Branch data     Line data    Source code
       1                 :            : /*
       2                 :            :  * Copyright (c) 2024, Cloud Software Group, Inc.
       3                 :            :  *
       4                 :            :  * All rights reserved.
       5                 :            :  *
       6                 :            :  * Redistribution and use in source and binary forms, with or without
       7                 :            :  * modification, are permitted provided that the following conditions are met:
       8                 :            :  *
       9                 :            :  *  1. Redistributions of source code must retain the above copyright
      10                 :            :  *     notice, this list of conditions and the following disclaimer.
      11                 :            :  *  2. Redistributions in binary form must reproduce the above copyright
      12                 :            :  *     notice, this list of conditions and the following disclaimer in the
      13                 :            :  *     documentation and/or other materials provided with the distribution.
      14                 :            :  *  3. Neither the name of the copyright holder nor the names of its
      15                 :            :  *     contributors may be used to endorse or promote products derived from
      16                 :            :  *     this software without specific prior written permission.
      17                 :            :  *
      18                 :            :  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
      19                 :            :  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
      20                 :            :  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
      21                 :            :  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
      22                 :            :  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
      23                 :            :  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
      24                 :            :  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
      25                 :            :  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
      26                 :            :  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
      27                 :            :  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
      28                 :            :  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
      29                 :            :  */
      30                 :            : 
      31                 :            : #include <stddef.h>
      32                 :            : #include <stdlib.h>
      33                 :            : #include <stdarg.h>
      34                 :            : #include <setjmp.h>
      35                 :            : #include <cmocka.h>
      36                 :            : #include <errno.h>
      37                 :            : #include <wrappers.h>
      38                 :            : 
      39                 :            : #include "test-suites.h"
      40                 :            : #include "libvhd.h"
      41                 :            : 
      42                 :            : 
      43                 :          1 : void test_set_clear_test_bit(void **state) {
      44                 :            :     /* Representative bitmap of 512 bytes */
      45                 :            :     uint32_t bit;
      46                 :            :     uint8_t map[512];
      47                 :            : 
      48                 :            :     /* Start zero'd */
      49                 :            :     bzero(map, 512);
      50                 :            : 
      51         [ +  + ]:       4097 :     for (bit = 0; bit < 4096; bit++) {
      52                 :            :         /* Start unset */
      53                 :       4096 :         assert_false(test_bit(map, bit));
      54                 :            : 
      55                 :            :         /* Set it and check */
      56                 :            :         set_bit(map, bit);
      57                 :       4096 :         assert_true(test_bit(map, bit));
      58                 :            : 
      59                 :            :         /* Clear it and check */
      60                 :            :         clear_bit(map, bit);
      61                 :       4096 :         assert_false(test_bit(map, bit));
      62                 :            :     }
      63                 :          1 : }
      64                 :            : 
      65                 :          1 : void test_bitmaps(void **state) {
      66                 :          1 :         uint8_t map[2] = { 0x80, 0x01 };
      67                 :            : 
      68                 :          1 :         assert_true(test_bit(map, 0));
      69                 :          1 :         assert_false(test_bit(map, 1));
      70                 :            : 
      71                 :          1 :         assert_false(test_bit(map, 14));
      72                 :          1 :         assert_true(test_bit(map, 15));
      73                 :            : 
      74                 :            :         set_bit(map, 3);
      75                 :          1 :         assert_true(map[0] == 0x90);
      76                 :            : 
      77                 :            :         clear_bit(map, 0);
      78                 :          1 :         assert_true(map[0] == 0x10);
      79                 :          1 : }
      80                 :            : 

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