t/helper/test-date.c

   1 #include "test-tool.h"
   2 #include "cache.h"
   3
   4 static const char *usage_msg = "\n"
   5 "  test-tool date relative [time_t]...\n"
   6 "  test-tool date show:<format> [time_t]...\n"
   7 "  test-tool date parse [date]...\n"
   8 "  test-tool date approxidate [date]...\n"
   9 "  test-tool date timestamp [date]...\n"
  10 "  test-tool date getnanos [start-nanos]\n"
  11 "  test-tool date is64bit\n"
  12 "  test-tool date time_t-is64bit\n";
  13
  14 static void show_relative_dates(const char **argv, struct timeval *now)
  15 {
  16         struct strbuf buf = STRBUF_INIT;
  17
  18         for (; *argv; argv++) {
  19                 time_t t = atoi(*argv);
  20                 show_date_relative(t, 0, now, &buf);
  21                 printf("%s -> %s\n", *argv, buf.buf);
  22         }
  23         strbuf_release(&buf);
  24 }
  25
  26 static void show_dates(const char **argv, const char *format)
  27 {
  28         struct date_mode mode;
  29
  30         parse_date_format(format, &mode);
  31         for (; *argv; argv++) {
  32                 char *arg;
  33                 timestamp_t t;
  34                 int tz;
  35
  36                 /*
  37                  * Do not use our normal timestamp parsing here, as the point
  38                  * is to test the formatting code in isolation.
  39                  */
  40                 t = parse_timestamp(*argv, &arg, 10);
  41                 while (*arg == ' ')
  42                         arg++;
  43                 tz = atoi(arg);
  44
  45                 printf("%s -> %s\n", *argv, show_date(t, tz, &mode));
  46         }
  47 }
  48
  49 static void parse_dates(const char **argv, struct timeval *now)
  50 {
  51         struct strbuf result = STRBUF_INIT;
  52
  53         for (; *argv; argv++) {
  54                 timestamp_t t;
  55                 int tz;
  56
  57                 strbuf_reset(&result);
  58                 parse_date(*argv, &result);
  59                 if (sscanf(result.buf, "%"PRItime" %d", &t, &tz) == 2)
  60                         printf("%s -> %s\n",
  61                                *argv, show_date(t, tz, DATE_MODE(ISO8601)));
  62                 else
  63                         printf("%s -> bad\n", *argv);
  64         }
  65         strbuf_release(&result);
  66 }
  67
  68 static void parse_approxidate(const char **argv, struct timeval *now)
  69 {
  70         for (; *argv; argv++) {
  71                 timestamp_t t;
  72                 t = approxidate_relative(*argv, now);
  73                 printf("%s -> %s\n", *argv, show_date(t, 0, DATE_MODE(ISO8601)));
  74         }
  75 }
  76
  77 static void parse_approx_timestamp(const char **argv, struct timeval *now)
  78 {
  79         for (; *argv; argv++) {
  80                 timestamp_t t;
  81                 t = approxidate_relative(*argv, now);
  82                 printf("%s -> %"PRItime"\n", *argv, t);
  83         }
  84 }
  85
  86 static void getnanos(const char **argv)
  87 {
  88         double seconds = getnanotime() / 1.0e9;
  89
  90         if (*argv)
  91                 seconds -= strtod(*argv, NULL);
  92         printf("%lf\n", seconds);
  93 }
  94
  95 int cmd__date(int argc, const char **argv)
  96 {
  97         struct timeval now;
  98         const char *x;
  99
 100         x = getenv("TEST_DATE_NOW");
 101         if (x) {
 102                 now.tv_sec = atoi(x);
 103                 now.tv_usec = 0;
 104         }
 105         else
 106                 gettimeofday(&now, NULL);
 107
 108         argv++;
 109         if (!*argv)
 110                 usage(usage_msg);
 111         if (!strcmp(*argv, "relative"))
 112                 show_relative_dates(argv+1, &now);
 113         else if (skip_prefix(*argv, "show:", &x))
 114                 show_dates(argv+1, x);
 115         else if (!strcmp(*argv, "parse"))
 116                 parse_dates(argv+1, &now);
 117         else if (!strcmp(*argv, "approxidate"))
 118                 parse_approxidate(argv+1, &now);
 119         else if (!strcmp(*argv, "timestamp"))
 120                 parse_approx_timestamp(argv+1, &now);
 121         else if (!strcmp(*argv, "getnanos"))
 122                 getnanos(argv+1);
 123         else if (!strcmp(*argv, "is64bit"))
 124                 return sizeof(timestamp_t) == 8 ? 0 : 1;
 125         else if (!strcmp(*argv, "time_t-is64bit"))
 126                 return sizeof(time_t) == 8 ? 0 : 1;
 127         else
 128                 usage(usage_msg);
 129         return 0;
 130 }