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| author | Arjun Shankar <arjun.is@lostca.se> | 2014-09-17 22:51:12 +0530 |
|---|---|---|
| committer | Siddhesh Poyarekar <siddhesh@redhat.com> | 2014-09-18 13:26:53 +0530 |
| commit | fe1cc35abb6e968d0b12d7ff3ef78cf821a5f48d (patch) | |
| tree | fe194f848f11e48aaa2f6635776874f006efb65a | |
| parent | c4fe3ea7cf2e9f261006ab7ea65bd20c60fe270c (diff) | |
| download | glibc-fe1cc35abb6e968d0b12d7ff3ef78cf821a5f48d.tar.gz | |
New test for ftime
This test verifies the sanity of ftime and exposes bugs such as BZ
2014-09-17 Arjun Shankar <arjun.is@lostca.se>
* time/tst-ftime.c: New test.
* time/Makefile (tests): Add tst-ftime.
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | time/Makefile | 2 | ||||
| -rw-r--r-- | time/tst-ftime.c | 59 |
3 files changed, 65 insertions, 1 deletions
@@ -1,3 +1,8 @@ +2014-09-17 Arjun Shankar <arjun.is@lostca.se> + + * time/tst-ftime.c: New test. + * time/Makefile (tests): Add tst-ftime. + 2014-09-17 Joseph Myers <joseph@codesourcery.com> * soft-fp/extended.h: Fix comment formatting. diff --git a/time/Makefile b/time/Makefile index a07c041a1e..55c1de8c58 100644 --- a/time/Makefile +++ b/time/Makefile @@ -37,7 +37,7 @@ aux := era alt_digit lc-time-cleanup tests := test_time clocktest tst-posixtz tst-strptime tst_wcsftime \ tst-getdate tst-mktime tst-mktime2 tst-ftime_l tst-strftime \ tst-mktime3 tst-strptime2 bug-asctime bug-asctime_r bug-mktime1 \ - tst-strptime3 bug-getdate1 tst-strptime-whitespace + tst-strptime3 bug-getdate1 tst-strptime-whitespace tst-ftime include ../Rules diff --git a/time/tst-ftime.c b/time/tst-ftime.c new file mode 100644 index 0000000000..78fb2f68c1 --- /dev/null +++ b/time/tst-ftime.c @@ -0,0 +1,59 @@ +/* Verify that ftime is sane. + Copyright (C) 2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sys/timeb.h> +#include <stdio.h> + +static int +do_test (void) +{ + struct timeb prev, curr = {.time = 0, .millitm = 0}; + int sec = 0; + + while (sec != 3) + { + prev = curr; + + if (ftime (&curr)) + { + printf ("ftime returned an error\n"); + return 1; + } + + if (curr.time < prev.time) + { + printf ("ftime's time flowed backwards\n"); + return 1; + } + + if (curr.time == prev.time + && curr.millitm < prev.millitm) + { + printf ("ftime's millitm flowed backwards\n"); + return 1; + } + + if (curr.time > prev.time) + sec ++; + } + return 0; +} + +#define TIMEOUT 3 +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |