t/helper/test-date.c

   1 #include "cache.h"
   2
   3 static const char *usage_msg = "\n"
   4 "  test-date relative [time_t]...\n"
   5 "  test-date show:<format> [time_t]...\n"
   6 "  test-date parse [date]...\n"
   7 "  test-date approxidate [date]...\n"
   8 "  test-date is64bit\n"
   9 "  test-date time_t-is64bit\n";
  10
  11 static void show_relative_dates(const char **argv, struct timeval *now)
  12 {
  13         struct strbuf buf = STRBUF_INIT;
  14
  15         for (; *argv; argv++) {
  16                 time_t t = atoi(*argv);
  17                 show_date_relative(t, 0, now, &buf);
  18                 printf("%s -> %s\n", *argv, buf.buf);
  19         }
  20         strbuf_release(&buf);
  21 }
  22
  23 static void show_dates(const char **argv, const char *format)
  24 {
  25         struct date_mode mode;
  26
  27         parse_date_format(format, &mode);
  28         for (; *argv; argv++) {
  29                 char *arg;
  30                 timestamp_t t;
  31                 int tz;
  32
  33                 /*
  34                  * Do not use our normal timestamp parsing here, as the point
  35                  * is to test the formatting code in isolation.
  36                  */
  37                 t = parse_timestamp(*argv, &arg, 10);
  38                 while (*arg == ' ')
  39                         arg++;
  40                 tz = atoi(arg);
  41
  42                 printf("%s -> %s\n", *argv, show_date(t, tz, &mode));
  43         }
  44 }
  45
  46 static void parse_dates(const char **argv, struct timeval *now)
  47 {
  48         struct strbuf result = STRBUF_INIT;
  49
  50         for (; *argv; argv++) {
  51                 timestamp_t t;
  52                 int tz;
  53
  54                 strbuf_reset(&result);
  55                 parse_date(*argv, &result);
  56                 if (sscanf(result.buf, "%"PRItime" %d", &t, &tz) == 2)
  57                         printf("%s -> %s\n",
  58                                *argv, show_date(t, tz, DATE_MODE(ISO8601)));
  59                 else
  60                         printf("%s -> bad\n", *argv);
  61         }
  62         strbuf_release(&result);
  63 }
  64
  65 static void parse_approxidate(const char **argv, struct timeval *now)
  66 {
  67         for (; *argv; argv++) {
  68                 timestamp_t t;
  69                 t = approxidate_relative(*argv, now);
  70                 printf("%s -> %s\n", *argv, show_date(t, 0, DATE_MODE(ISO8601)));
  71         }
  72 }
  73
  74 int cmd_main(int argc, const char **argv)
  75 {
  76         struct timeval now;
  77         const char *x;
  78
  79         x = getenv("TEST_DATE_NOW");
  80         if (x) {
  81                 now.tv_sec = atoi(x);
  82                 now.tv_usec = 0;
  83         }
  84         else
  85                 gettimeofday(&now, NULL);
  86
  87         argv++;
  88         if (!*argv)
  89                 usage(usage_msg);
  90         if (!strcmp(*argv, "relative"))
  91                 show_relative_dates(argv+1, &now);
  92         else if (skip_prefix(*argv, "show:", &x))
  93                 show_dates(argv+1, x);
  94         else if (!strcmp(*argv, "parse"))
  95                 parse_dates(argv+1, &now);
  96         else if (!strcmp(*argv, "approxidate"))
  97                 parse_approxidate(argv+1, &now);
  98         else if (!strcmp(*argv, "is64bit"))
  99                 return sizeof(timestamp_t) == 8 ? 0 : 1;
 100         else if (!strcmp(*argv, "time_t-is64bit"))
 101                 return sizeof(time_t) == 8 ? 0 : 1;
 102         else
 103                 usage(usage_msg);
 104         return 0;
 105 }