C語言單元測試框架 CUnit

繼Junit CppUnit的成功后， c語言環境下也出現了開發源碼的白盒測試用例CUnit。CUnit以靜態庫的形式提供給用戶使用，用戶編寫程序的時候直接鏈接此靜態庫就可以了。它提供了一個簡單的單元測試框架，并且為常用的數據類型提供了豐富的斷言語句支持。

#include "CUnit/Basic.h"
#include "CUnit/Console.h"
#include "CUnit/Automated.h"
#include "CUnit/CUCurses.h"   /* only on systems having curses */

int init_suite_success(void) { return 0; }
int init_suite_failure(void) { return -1; }
int clean_suite_success(void) { return 0; }
int clean_suite_failure(void) { return -1; }

void test_success1(void)
{
   CU_ASSERT(TRUE);
}

void test_success2(void)
{
   CU_ASSERT_NOT_EQUAL(2, -1);
}

void test_success3(void)
{
   CU_ASSERT_STRING_EQUAL("string #1", "string #1");
}

void test_success4(void)
{
   CU_ASSERT_STRING_NOT_EQUAL("string #1", "string #2");
}

void test_failure1(void)
{
   CU_ASSERT(FALSE);
}

void test_failure2(void)
{
   CU_ASSERT_EQUAL(2, 3);
}

void test_failure3(void)
{
   CU_ASSERT_STRING_NOT_EQUAL("string #1", "string #1");
}

void test_failure4(void)
{
   CU_ASSERT_STRING_EQUAL("string #1", "string #2");
}


int main()
{
   CU_pSuite pSuite = NULL;

   /* initialize the CUnit test registry */
   if (CUE_SUCCESS != CU_initialize_registry())
      return CU_get_error();

   /* add a suite to the registry */
   pSuite = CU_add_suite("Suite_success", init_suite_success, clean_suite_success);
   if (NULL == pSuite) {
      CU_cleanup_registry();
      return CU_get_error();
   }

   /* add the tests to the suite */
   if ((NULL == CU_add_test(pSuite, "successful_test_1", test_success1)) ||
       (NULL == CU_add_test(pSuite, "successful_test_2", test_success2)) ||
       (NULL == CU_add_test(pSuite, "successful_test_3", test_success3)))
   {
      CU_cleanup_registry();
      return CU_get_error();
   }

   /* add a suite to the registry */
   pSuite = CU_add_suite("Suite_init_failure", init_suite_failure, NULL);
   if (NULL == pSuite) {
      CU_cleanup_registry();
      return CU_get_error();
   }

   /* add the tests to the suite */
   if ((NULL == CU_add_test(pSuite, "successful_test_1", test_success1)) ||
       (NULL == CU_add_test(pSuite, "successful_test_2", test_success2)) ||
       (NULL == CU_add_test(pSuite, "successful_test_3", test_success3)))
   {
      CU_cleanup_registry();
      return CU_get_error();
   }

   /* add a suite to the registry */
   pSuite = CU_add_suite("Suite_clean_failure", NULL, clean_suite_failure);
   if (NULL == pSuite) {
      CU_cleanup_registry();
      return CU_get_error();
   }

   /* add the tests to the suite */
   if ((NULL == CU_add_test(pSuite, "successful_test_4", test_success1)) ||
       (NULL == CU_add_test(pSuite, "failed_test_2",     test_failure2)) ||
       (NULL == CU_add_test(pSuite, "successful_test_1", test_success1)))
   {
      CU_cleanup_registry();
      return CU_get_error();
   }

   /* add a suite to the registry */
   pSuite = CU_add_suite("Suite_mixed", NULL, NULL);
   if (NULL == pSuite) {
      CU_cleanup_registry();
      return CU_get_error();
   }

   /* add the tests to the suite */
   if ((NULL == CU_add_test(pSuite, "successful_test_2", test_success2)) ||
       (NULL == CU_add_test(pSuite, "failed_test_4",     test_failure4)) ||
       (NULL == CU_add_test(pSuite, "failed_test_2",     test_failure2)) ||
       (NULL == CU_add_test(pSuite, "successful_test_4", test_success4)))
   {
      CU_cleanup_registry();
      return CU_get_error();
   }

   /* Run all tests using the basic interface */
   CU_basic_set_mode(CU_BRM_VERBOSE);
   CU_basic_run_tests();
   printf("\n");
   CU_basic_show_failures(CU_get_failure_list());
   printf("\n\n");

   /* Run all tests using the automated interface */
   CU_automated_run_tests();
   CU_list_tests_to_file();

   /* Run all tests using the console interface */
   CU_console_run_tests();

   /* Run all tests using the curses interface */
   /* (only on systems having curses) */
   CU_curses_run_tests();

   /* Clean up registry and return */
   CU_cleanup_registry();
   return CU_get_error();
}