t/packtestu.c

   1 #include "pack.h"
   2 #include "tap.h"
   3
   4 static const unsigned char zero[8];
   5 static const unsigned char minus_one[8] = {
   6         0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
   7 };
   8
   9 static const unsigned char test_pattern[8] = {
  10         0xde, 0xad, 0xbe, 0xef, 0xf0, 0x0d, 0xca, 0xfe
  11 };
  12
  13 #define test(func, pattern, expected) do { \
  14         unsigned long result__ = (func)(pattern); \
  15         if (!tap_result(result__ == (expected), "%s(%s)", #func, #expected)) { \
  16                 tap_diag("  expected: %lu", (unsigned long)(expected)); \
  17                 tap_diag("  actual:   %lu", result__); \
  18         } \
  19 } while (0)
  20
  21 int main(void)
  22 {
  23         tap_plan(12);
  24
  25         test(unpack_16_be, zero,         0);
  26         test(unpack_16_be, minus_one,    0xffff);
  27         test(unpack_16_be, test_pattern, 0xdead);
  28         test(unpack_32_be, zero,         0);
  29         test(unpack_32_be, minus_one,    0xffffffff);
  30         test(unpack_32_be, test_pattern, 0xdeadbeef);
  31
  32         test(unpack_16_le, zero,         0);
  33         test(unpack_16_le, minus_one,    0xffff);
  34         test(unpack_16_le, test_pattern, 0xadde);
  35         test(unpack_32_le, zero,         0);
  36         test(unpack_32_le, minus_one,    0xffffffff);
  37         test(unpack_32_le, test_pattern, 0xefbeadde);
  38
  39         tap_done();
  40 }