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      1 /* Miniature re-implementation of the "check" library.
      2  *
      3  * This is intended to support just enough of check to run the Expat
      4  * tests.  This interface is based entirely on the portion of the
      5  * check library being used.
      6  *
      7  * This is *source* compatible, but not necessary *link* compatible.
      8  */
      9 
     10 #ifdef __cplusplus
     11 extern "C" {
     12 #endif
     13 
     14 #define CK_NOFORK 0
     15 #define CK_FORK   1
     16 
     17 #define CK_SILENT  0
     18 #define CK_NORMAL  1
     19 #define CK_VERBOSE 2
     20 
     21 /* Workaround for Microsoft's compiler and Tru64 Unix systems where the
     22    C compiler has a working __func__, but the C++ compiler only has a
     23    working __FUNCTION__.  This could be fixed in configure.in, but it's
     24    not worth it right now. */
     25 #if defined (_MSC_VER) || (defined(__osf__) && defined(__cplusplus))
     26 #define __func__ __FUNCTION__
     27 #endif
     28 
     29 #define START_TEST(testname) static void testname(void) { \
     30     _check_set_test_info(__func__, __FILE__, __LINE__);   \
     31     {
     32 #define END_TEST } }
     33 
     34 #define fail(msg)  _fail_unless(0, __FILE__, __LINE__, msg)
     35 
     36 typedef void (*tcase_setup_function)(void);
     37 typedef void (*tcase_teardown_function)(void);
     38 typedef void (*tcase_test_function)(void);
     39 
     40 typedef struct SRunner SRunner;
     41 typedef struct Suite Suite;
     42 typedef struct TCase TCase;
     43 
     44 struct SRunner {
     45     Suite *suite;
     46     int nchecks;
     47     int nfailures;
     48 };
     49 
     50 struct Suite {
     51     char *name;
     52     TCase *tests;
     53 };
     54 
     55 struct TCase {
     56     char *name;
     57     tcase_setup_function setup;
     58     tcase_teardown_function teardown;
     59     tcase_test_function *tests;
     60     int ntests;
     61     int allocated;
     62     TCase *next_tcase;
     63 };
     64 
     65 
     66 /* Internal helper. */
     67 void _check_set_test_info(char const *function,
     68                           char const *filename, int lineno);
     69 
     70 
     71 /*
     72  * Prototypes for the actual implementation.
     73  */
     74 
     75 void _fail_unless(int condition, const char *file, int line, char *msg);
     76 Suite *suite_create(char *name);
     77 TCase *tcase_create(char *name);
     78 void suite_add_tcase(Suite *suite, TCase *tc);
     79 void tcase_add_checked_fixture(TCase *,
     80                                tcase_setup_function,
     81                                tcase_teardown_function);
     82 void tcase_add_test(TCase *tc, tcase_test_function test);
     83 SRunner *srunner_create(Suite *suite);
     84 void srunner_run_all(SRunner *runner, int verbosity);
     85 int srunner_ntests_failed(SRunner *runner);
     86 void srunner_free(SRunner *runner);
     87 
     88 #ifdef __cplusplus
     89 }
     90 #endif
     91