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