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-rw-r--r--t/helper/test-date.c135
1 files changed, 135 insertions, 0 deletions
diff --git a/t/helper/test-date.c b/t/helper/test-date.c
new file mode 100644
index 0000000..45951b1
--- /dev/null
+++ b/t/helper/test-date.c
@@ -0,0 +1,135 @@
+#include "test-tool.h"
+#include "cache.h"
+#include "date.h"
+
+static const char *usage_msg = "\n"
+" test-tool date relative [time_t]...\n"
+" test-tool date human [time_t]...\n"
+" test-tool date show:<format> [time_t]...\n"
+" test-tool date parse [date]...\n"
+" test-tool date approxidate [date]...\n"
+" test-tool date timestamp [date]...\n"
+" test-tool date getnanos [start-nanos]\n"
+" test-tool date is64bit\n"
+" test-tool date time_t-is64bit\n";
+
+static void show_relative_dates(const char **argv)
+{
+ struct strbuf buf = STRBUF_INIT;
+
+ for (; *argv; argv++) {
+ time_t t = atoi(*argv);
+ show_date_relative(t, &buf);
+ printf("%s -> %s\n", *argv, buf.buf);
+ }
+ strbuf_release(&buf);
+}
+
+static void show_human_dates(const char **argv)
+{
+ for (; *argv; argv++) {
+ time_t t = atoi(*argv);
+ printf("%s -> %s\n", *argv, show_date(t, 0, DATE_MODE(HUMAN)));
+ }
+}
+
+static void show_dates(const char **argv, const char *format)
+{
+ struct date_mode mode = DATE_MODE_INIT;
+
+ parse_date_format(format, &mode);
+ for (; *argv; argv++) {
+ char *arg;
+ timestamp_t t;
+ int tz;
+
+ /*
+ * Do not use our normal timestamp parsing here, as the point
+ * is to test the formatting code in isolation.
+ */
+ t = parse_timestamp(*argv, &arg, 10);
+ while (*arg == ' ')
+ arg++;
+ tz = atoi(arg);
+
+ printf("%s -> %s\n", *argv, show_date(t, tz, &mode));
+ }
+
+ date_mode_release(&mode);
+}
+
+static void parse_dates(const char **argv)
+{
+ struct strbuf result = STRBUF_INIT;
+
+ for (; *argv; argv++) {
+ timestamp_t t;
+ int tz;
+
+ strbuf_reset(&result);
+ parse_date(*argv, &result);
+ if (sscanf(result.buf, "%"PRItime" %d", &t, &tz) == 2)
+ printf("%s -> %s\n",
+ *argv, show_date(t, tz, DATE_MODE(ISO8601)));
+ else
+ printf("%s -> bad\n", *argv);
+ }
+ strbuf_release(&result);
+}
+
+static void parse_approxidate(const char **argv)
+{
+ for (; *argv; argv++) {
+ timestamp_t t;
+ t = approxidate_relative(*argv);
+ printf("%s -> %s\n", *argv, show_date(t, 0, DATE_MODE(ISO8601)));
+ }
+}
+
+static void parse_approx_timestamp(const char **argv)
+{
+ for (; *argv; argv++) {
+ timestamp_t t;
+ t = approxidate_relative(*argv);
+ printf("%s -> %"PRItime"\n", *argv, t);
+ }
+}
+
+static void getnanos(const char **argv)
+{
+ double seconds = getnanotime() / 1.0e9;
+
+ if (*argv)
+ seconds -= strtod(*argv, NULL);
+ printf("%lf\n", seconds);
+}
+
+int cmd__date(int argc, const char **argv)
+{
+ const char *x;
+
+ argv++;
+ if (!*argv)
+ usage(usage_msg);
+ if (!strcmp(*argv, "relative"))
+ show_relative_dates(argv+1);
+ else if (!strcmp(*argv, "human"))
+ show_human_dates(argv+1);
+ else if (skip_prefix(*argv, "show:", &x))
+ show_dates(argv+1, x);
+ else if (!strcmp(*argv, "parse"))
+ parse_dates(argv+1);
+ else if (!strcmp(*argv, "approxidate"))
+ parse_approxidate(argv+1);
+ else if (!strcmp(*argv, "timestamp"))
+ parse_approx_timestamp(argv+1);
+ else if (!strcmp(*argv, "getnanos"))
+ getnanos(argv+1);
+ else if (!strcmp(*argv, "is64bit"))
+ return sizeof(timestamp_t) == 8 ? 0 : 1;
+ else if (!strcmp(*argv, "time_t-is64bit"))
+ return sizeof(time_t) == 8 ? 0 : 1;
+ else
+ usage(usage_msg);
+ return 0;
+}