Increase line coverage in libtor-string to 100%

(On linux.)
This commit is contained in:
Nick Mathewson 2018-07-17 16:47:32 -04:00
parent e2b744ce38
commit ee12c11dd4
2 changed files with 16 additions and 1 deletions

View File

@ -101,7 +101,7 @@ tor_vasprintf(char **strp, const char *fmt, va_list args)
/* If the platform gives us one, use it. */
int r = vasprintf(&strp_tmp, fmt, args);
if (r < 0)
*strp = NULL;
*strp = NULL; // LCOV_EXCL_LINE -- no cross-platform way to force this
else
*strp = strp_tmp;
return r;

View File

@ -3163,6 +3163,21 @@ test_util_sscanf(void *arg)
test_feq(d3, -900123123.2000787);
test_feq(d4, 3.2);
/* missing float */
r = tor_sscanf("3 ", "%d %lf", &int1, &d1);
tt_int_op(r, OP_EQ, 1);
tt_int_op(int1, OP_EQ, 3);
/* not a float */
r = tor_sscanf("999 notafloat", "%d %lf", &int1, &d1);
tt_int_op(r, OP_EQ, 1);
tt_int_op(int1, OP_EQ, 999);
/* %s but no buffer. */
char *nullbuf = NULL;
r = tor_sscanf("hello", "%3s", nullbuf);
tt_int_op(r, OP_EQ, 0);
done:
tor_free(huge);
}