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 LGPL
   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     cmp_mem_at_loc  (const char *file, int line, const void *got,
  37                          const void *expected, size_t n, const char *fmt, ...);
  38 int     bail_out        (int ignore, const char *fmt, ...);
  39 void    tap_plan        (int tests, const char *fmt, ...);
  40 int     diag            (const char *fmt, ...);
  41 int     exit_status     (void);
  42 void    tap_skip        (int n, const char *fmt, ...);
  43 void    tap_todo        (int ignore, const char *fmt, ...);
  44 void    tap_end_todo    (void);
  45
  46 #define NO_PLAN          -1
  47 #define SKIP_ALL         -2
  48 #define ok(...)          ok_at_loc(__FILE__, __LINE__, __VA_ARGS__, NULL)
  49 #define is(...)          is_at_loc(__FILE__, __LINE__, __VA_ARGS__, NULL)
  50 #define isnt(...)        isnt_at_loc(__FILE__, __LINE__, __VA_ARGS__, NULL)
  51 #define cmp_ok(...)      cmp_ok_at_loc(__FILE__, __LINE__, __VA_ARGS__, NULL)
  52 #define cmp_mem(...)     cmp_mem_at_loc(__FILE__, __LINE__, __VA_ARGS__, NULL)
  53 #define plan(...)        tap_plan(__VA_ARGS__, NULL)
  54 #define done_testing()   return exit_status()
  55 #define BAIL_OUT(...)    bail_out(0, "" __VA_ARGS__, NULL)
  56 #define pass(...)        ok(1, "" __VA_ARGS__)
  57 #define fail(...)        ok(0, "" __VA_ARGS__)
  58
  59 #define skip(test, ...)  do {if (test) {tap_skip(__VA_ARGS__, NULL); break;}
  60 #define end_skip         } while (0)
  61
  62 #define todo(...)        tap_todo(0, "" __VA_ARGS__, NULL)
  63 #define end_todo         tap_end_todo()
  64
  65 #define dies_ok(...)     dies_ok_common(1, __VA_ARGS__)
  66 #define lives_ok(...)    dies_ok_common(0, __VA_ARGS__)
  67
  68 #ifdef _WIN32
  69 #define like(...)        tap_skip(1, "like is not implemented on Windows")
  70 #define unlike(...)      tap_skip(1, "unlike is not implemented on Windows")
  71 #define dies_ok_common(...) \
  72                          tap_skip(1, "Death detection is not supported on Windows")
  73 #else
  74 #define like(...)        like_at_loc(1, __FILE__, __LINE__, __VA_ARGS__, NULL)
  75 #define unlike(...)      like_at_loc(0, __FILE__, __LINE__, __VA_ARGS__, NULL)
  76 int     like_at_loc     (int for_match, const char *file, int line,
  77                          const char *got, const char *expected,
  78                          const char *fmt, ...);
  79 #include <unistd.h>
  80 #include <sys/types.h>
  81 #include <sys/wait.h>
  82 int tap_test_died (int status);
  83 #define dies_ok_common(for_death, code, ...)                \
  84     do {                                                    \
  85         int cpid;                                           \
  86         int it_died;                                        \
  87         tap_test_died(1);                                   \
  88         cpid = fork();                                      \
  89         switch (cpid) {                                     \
  90         case -1:                                            \
  91             perror("fork error");                           \
  92             exit(1);                                        \
  93         case 0:                                             \
  94             close(1);                                       \
  95             close(2);                                       \
  96             code                                            \
  97             tap_test_died(0);                               \
  98             exit(0);                                        \
  99         }                                                   \
 100         if (waitpid(cpid, NULL, 0) < 0) {                   \
 101             perror("waitpid error");                        \
 102             exit(1);                                        \
 103         }                                                   \
 104         it_died = tap_test_died(0);                         \
 105         if (!it_died)                                       \
 106             {code}                                          \
 107         ok(for_death ? it_died : !it_died, "" __VA_ARGS__); \
 108     } while (0)
 109 #endif
 110
 111 #ifdef __cplusplus
 112 }
 113 #endif
 114
 115 #endif