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test_util.c: Extract utime() function.

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We need this to manipulate mtimes, but only in this file.
This commit is contained in:
Nick Mathewson 2020-07-30 10:37:45 -04:00
parent 67a62ccf51
commit f3e5b283ad
1 changed files with 17 additions and 5 deletions
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22
src/test/test_util.c
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@ -77,6 +77,8 @@
#define DISABLE_PWDB_TESTS
#endif
static void set_file_mtime(const char *fname, time_t when);
#define INFINITY_DBL ((double)INFINITY)
#define NAN_DBL ((double)NAN)
@ -5786,6 +5788,20 @@ test_util_get_avail_disk_space(void *arg)
;
}
/** Helper: Change the atime and mtime of a file. */
static void
set_file_mtime(const char *fname, time_t when)
{
struct utimbuf u = { when, when };
struct stat st;
tt_int_op(0, OP_EQ, utime(fname, &u));
tt_int_op(0, OP_EQ, stat(fname, &st));
/* Let's hope that utime/stat give the same second as a round-trip? */
tt_i64_op(st.st_mtime, OP_EQ, when);
done:
;
}
static void
test_util_touch_file(void *arg)
{
@ -5803,11 +5819,7 @@ test_util_touch_file(void *arg)
tt_i64_op(st.st_mtime, OP_GE, now - 1);
const time_t five_sec_ago = now - 5;
struct utimbuf u = { five_sec_ago, five_sec_ago };
tt_int_op(0, OP_EQ, utime(fname, &u));
tt_int_op(0, OP_EQ, stat(fname, &st));
/* Let's hope that utime/stat give the same second as a round-trip? */
tt_i64_op(st.st_mtime, OP_EQ, five_sec_ago);
set_file_mtime(fname, five_sec_ago);
/* Finally we can touch the file */
tt_int_op(0, OP_EQ, touch_file(fname));