root/lib/common/tests/strings/pcmk__compress_test.c

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DEFINITIONS

This source file includes following definitions.
  1. simple_compress
  2. max_too_small
  3. calloc_fails

   1 /*
   2  * Copyright 2022 the Pacemaker project contributors
   3  *
   4  * The version control history for this file may have further details.
   5  *
   6  * This source code is licensed under the GNU Lesser General Public License
   7  * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
   8  */
   9 
  10 #include <crm_internal.h>
  11 
  12 #include <crm/common/unittest_internal.h>
  13 
  14 #include "mock_private.h"
  15 
  16 #define SIMPLE_DATA "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
  17 
  18 const char *SIMPLE_COMPRESSED = "BZh41AY&SYO\x1ai";
  19 
  20 static void
  21 simple_compress(void **state)
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  22 {
  23     char *result = calloc(1024, sizeof(char));
  24     unsigned int len;
  25 
  26     assert_int_equal(pcmk__compress(SIMPLE_DATA, 40, 0, &result, &len), pcmk_rc_ok);
  27     assert_memory_equal(result, SIMPLE_COMPRESSED, 13);
  28 }
  29 
  30 static void
  31 max_too_small(void **state)
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  32 {
  33     char *result = calloc(1024, sizeof(char));
  34     unsigned int len;
  35 
  36     assert_int_equal(pcmk__compress(SIMPLE_DATA, 40, 10, &result, &len), pcmk_rc_error);
  37 }
  38 
  39 static void
  40 calloc_fails(void **state) {
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  41     char *result = calloc(1024, sizeof(char));
  42     unsigned int len;
  43 
  44     pcmk__assert_asserts(
  45         {
  46             pcmk__mock_calloc = true;   // calloc() will return NULL
  47             expect_value(__wrap_calloc, nmemb, (size_t) ((40 * 1.01) + 601));
  48             expect_value(__wrap_calloc, size, sizeof(char));
  49             pcmk__compress(SIMPLE_DATA, 40, 0, &result, &len);
  50             pcmk__mock_calloc = false;  // Use the real calloc()
  51         }
  52     );
  53 }
  54 
  55 PCMK__UNIT_TEST(NULL, NULL,
  56                 cmocka_unit_test(simple_compress),
  57                 cmocka_unit_test(max_too_small),
  58                 cmocka_unit_test(calloc_fails))

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