test-date.c

   1 #include "cache.h"
   2
   3 static const char *usage_msg = "\n"
   4 "  test-date show [time_t]...\n"
   5 "  test-date parse [date]...\n"
   6 "  test-date approxidate [date]...\n";
   7
   8 static void show_dates(char **argv, struct timeval *now)
   9 {
  10         struct strbuf buf = STRBUF_INIT;
  11
  12         for (; *argv; argv++) {
  13                 time_t t = atoi(*argv);
  14                 show_date_relative(t, 0, now, &buf);
  15                 printf("%s -> %s\n", *argv, buf.buf);
  16         }
  17         strbuf_release(&buf);
  18 }
  19
  20 static void parse_dates(char **argv, struct timeval *now)
  21 {
  22         struct strbuf result = STRBUF_INIT;
  23
  24         for (; *argv; argv++) {
  25                 unsigned long t;
  26                 int tz;
  27
  28                 strbuf_reset(&result);
  29                 parse_date(*argv, &result);
  30                 if (sscanf(result.buf, "%lu %d", &t, &tz) == 2)
  31                         printf("%s -> %s\n",
  32                                *argv, show_date(t, tz, DATE_ISO8601));
  33                 else
  34                         printf("%s -> bad\n", *argv);
  35         }
  36         strbuf_release(&result);
  37 }
  38
  39 static void parse_approxidate(char **argv, struct timeval *now)
  40 {
  41         for (; *argv; argv++) {
  42                 time_t t;
  43                 t = approxidate_relative(*argv, now);
  44                 printf("%s -> %s\n", *argv, show_date(t, 0, DATE_ISO8601));
  45         }
  46 }
  47
  48 int main(int argc, char **argv)
  49 {
  50         struct timeval now;
  51         const char *x;
  52
  53         x = getenv("TEST_DATE_NOW");
  54         if (x) {
  55                 now.tv_sec = atoi(x);
  56                 now.tv_usec = 0;
  57         }
  58         else
  59                 gettimeofday(&now, NULL);
  60
  61         argv++;
  62         if (!*argv)
  63                 usage(usage_msg);
  64         if (!strcmp(*argv, "show"))
  65                 show_dates(argv+1, &now);
  66         else if (!strcmp(*argv, "parse"))
  67                 parse_dates(argv+1, &now);
  68         else if (!strcmp(*argv, "approxidate"))
  69                 parse_approxidate(argv+1, &now);
  70         else
  71                 usage(usage_msg);
  72         return 0;
  73 }