tests/unit/test_utils_parse_size_suffix.cpp

   1 /*
   2  * Copyright (C) 2013 EfficiOS Inc.
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-only
   5  *
   6  */
   7
   8 #include <string.h>
   9 #include <stdio.h>
  10
  11 #include <tap/tap.h>
  12
  13 #include <common/utils.hpp>
  14
  15 /* For error.h */
  16 int lttng_opt_quiet = 1;
  17 int lttng_opt_verbose = 3;
  18 int lttng_opt_mi;
  19
  20 namespace {
  21 struct valid_test_input {
  22         const char *input;
  23         uint64_t expected_result;
  24 };
  25
  26 /* Valid test cases */
  27 struct valid_test_input valid_tests_inputs[] = {
  28                 { "0", 0 },
  29                 { "1234", 1234 },
  30                 { "0x400", 1024 },
  31                 { "0300", 192 },
  32                 { "16k", 16384 },
  33                 { "128K", 131072 },
  34                 { "0x1234k", 4771840 },
  35                 { "32M", 33554432 },
  36                 { "1024G", 1099511627776ULL },
  37                 { "0X400", 1024 },
  38                 { "0x40a", 1034 },
  39                 { "0X40b", 1035 },
  40                 { "0x40C", 1036 },
  41                 { "0X40D", 1037 },
  42                 { "0x40e", 1038 },
  43                 { "0X40f", 1039 },
  44                 { "00", 0 },
  45                 { "0k", 0 },
  46                 { "0K", 0 },
  47                 { "0M", 0 },
  48                 { "0G", 0 },
  49                 { "00k", 0 },
  50                 { "00K", 0 },
  51                 { "00M", 0 },
  52                 { "00G", 0 },
  53                 { "0x0", 0 },
  54                 { "0X0", 0 },
  55                 { "0x0k", 0 },
  56                 { "0X0K", 0 },
  57                 { "0x0M", 0 },
  58                 { "0X0G", 0 },
  59                 { "0X40G", 68719476736ULL },
  60                 { "0300k", 196608 },
  61                 { "0300K", 196608 },
  62                 { "030M", 25165824 },
  63                 { "020G", 17179869184ULL },
  64                 { "0xa0k", 163840 },
  65                 { "0xa0K", 163840 },
  66                 { "0XA0M", 167772160 },
  67                 { "0xA0G", 171798691840ULL },
  68 };
  69 const int num_valid_tests = sizeof(valid_tests_inputs) / sizeof(valid_tests_inputs[0]);
  70
  71 /* Invalid test cases */
  72 const char *invalid_tests_inputs[] = {
  73                 "",
  74                 " ",
  75                 "-1",
  76                 "k",
  77                 "4611686018427387904G",
  78                 "0x40g",
  79                 "08",
  80                 "09",
  81                 "0x",
  82                 "x0",
  83                 "0xx0",
  84                 "07kK",
  85                 "0xk",
  86                 "0XM",
  87                 "0xG",
  88                 "0x0MM",
  89                 "0X0GG",
  90                 "0a",
  91                 "0B",
  92 };
  93
  94 const int num_invalid_tests = sizeof(invalid_tests_inputs) / sizeof(invalid_tests_inputs[0]);
  95 } /* namespace */
  96
  97 static void test_utils_parse_size_suffix(void)
  98 {
  99         uint64_t result;
 100         int ret;
 101         int i;
 102
 103         /* Test valid cases */
 104         for (i = 0; i < num_valid_tests; i++) {
 105                 char name[100];
 106                 sprintf(name, "valid test case: %s", valid_tests_inputs[i].input);
 107
 108                 ret = utils_parse_size_suffix(valid_tests_inputs[i].input, &result);
 109                 ok(ret == 0 && result == valid_tests_inputs[i].expected_result, "%s", name);
 110         }
 111
 112         /* Test invalid cases */
 113         for (i = 0; i < num_invalid_tests; i++) {
 114                 char name[100];
 115                 sprintf(name, "invalid test case: %s", invalid_tests_inputs[i]);
 116
 117                 ret = utils_parse_size_suffix(invalid_tests_inputs[i], &result);
 118                 ok(ret != 0, "%s", name);
 119         }
 120 }
 121
 122 int main(void)
 123 {
 124         plan_tests(num_valid_tests + num_invalid_tests);
 125
 126         diag("utils_parse_size_suffix tests");
 127
 128         test_utils_parse_size_suffix();
 129
 130         return exit_status();
 131 }