begriffs open source - libtap/blob - tap.h

   1 /*
   2 libtap - Write tests in C
   3 Copyright 2012 Jake Gelbman <gelbman@gmail.com>
   4 This file is licensed under the GPLv2 or any later version
   5 */
   6
   7 #ifndef __TAP_H__
   8 #define __TAP_H__
   9
  10 #ifdef __cplusplus
  11 extern "C" {
  12 #endif
  13
  14 #ifndef va_copy
  15 #ifdef __va_copy
  16 #define va_copy __va_copy
  17 #else
  18 #define va_copy(d, s) ((d) = (s))
  19 #endif
  20 #endif
  21
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <stdarg.h>
  25
  26 int     vok_at_loc      (const char *file, int line, int test, const char *fmt,
  27                          va_list args);
  28 int     ok_at_loc       (const char *file, int line, int test, const char *fmt,
  29                          ...);
  30 int     is_at_loc       (const char *file, int line, const char *got,
  31                          const char *expected, const char *fmt, ...);
  32 int     isnt_at_loc     (const char *file, int line, const char *got,
  33                          const char *expected, const char *fmt, ...);
  34 int     cmp_ok_at_loc   (const char *file, int line, int a, const char *op,
  35                          int b, const char *fmt, ...);
  36 int     bail_out        (int ignore, const char *fmt, ...);
  37 void    tap_plan        (int tests, const char *fmt, ...);
  38 int     diag            (const char *fmt, ...);
  39 int     note            (const char *fmt, ...);
  40 int     exit_status     (void);
  41 void    tap_skip        (int n, const char *fmt, ...);
  42 void    tap_todo        (int ignore, const char *fmt, ...);
  43 void    tap_end_todo    (void);
  44
  45 #define NO_PLAN          -1
  46 #define SKIP_ALL         -2
  47 #define ok(...)          ok_at_loc(__FILE__, __LINE__, __VA_ARGS__, NULL)
  48 #define is(...)          is_at_loc(__FILE__, __LINE__, __VA_ARGS__, NULL)
  49 #define isnt(...)        isnt_at_loc(__FILE__, __LINE__, __VA_ARGS__, NULL)
  50 #define cmp_ok(...)      cmp_ok_at_loc(__FILE__, __LINE__, __VA_ARGS__, NULL)
  51 #define plan(...)        tap_plan(__VA_ARGS__, NULL)
  52 #define done_testing()   return exit_status()
  53 #define BAIL_OUT(...)    bail_out(0, "" __VA_ARGS__, NULL)
  54 #define pass(...)        ok(1, "" __VA_ARGS__)
  55 #define fail(...)        ok(0, "" __VA_ARGS__)
  56
  57 #define skip(test, ...)  do {if (test) {tap_skip(__VA_ARGS__, NULL); break;}
  58 #define end_skip         } while (0)
  59
  60 #define todo(...)        tap_todo(0, "" __VA_ARGS__, NULL)
  61 #define end_todo         tap_end_todo()
  62
  63 #define dies_ok(...)     dies_ok_common(1, __VA_ARGS__)
  64 #define lives_ok(...)    dies_ok_common(0, __VA_ARGS__)
  65
  66 #ifdef _WIN32
  67 #define like(...)        tap_skip(1, "like is not implemented on Windows")
  68 #define unlike           tap_skip(1, "unlike is not implemented on Windows")
  69 #define dies_ok_common(...) \
  70                          tap_skip(1, "Death detection is not supported on Windows")
  71 #else
  72 #define like(...)        like_at_loc(1, __FILE__, __LINE__, __VA_ARGS__, NULL)
  73 #define unlike(...)      like_at_loc(0, __FILE__, __LINE__, __VA_ARGS__, NULL)
  74 int     like_at_loc     (int for_match, const char *file, int line,
  75                          const char *got, const char *expected,
  76                          const char *fmt, ...);
  77 #include <unistd.h>
  78 #include <sys/types.h>
  79 #include <sys/wait.h>
  80 int tap_test_died (int status);
  81 #define dies_ok_common(for_death, code, ...)                \
  82     do {                                                    \
  83         int cpid;                                           \
  84         int it_died;                                        \
  85         tap_test_died(1);                                   \
  86         cpid = fork();                                      \
  87         switch (cpid) {                                     \
  88         case -1:                                            \
  89             perror("fork error");                           \
  90             exit(1);                                        \
  91         case 0:                                             \
  92             close(1);                                       \
  93             close(2);                                       \
  94             code                                            \
  95             tap_test_died(0);                               \
  96             exit(0);                                        \
  97         }                                                   \
  98         if (waitpid(cpid, NULL, 0) < 0) {                   \
  99             perror("waitpid error");                        \
 100             exit(1);                                        \
 101         }                                                   \
 102         it_died = tap_test_died(0);                         \
 103         if (!it_died)                                       \
 104             {code}                                          \
 105         ok(for_death ? it_died : !it_died, "" __VA_ARGS__); \
 106     } while (0)
 107 #endif
 108
 109 #ifdef __cplusplus
 110 }
 111 #endif
 112
 113 #endif
 114