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