Mercurial > hg > octave-nkf > gnulib-hg
changeset 15717:feabaca91eb5
ftello tests: EBADF tests.
* tests/test-ftello4.sh: New file.
* tests/test-ftello4.c: New file.
* modules/ftello-tests (Files): Add them.
(Makefile.am): Arrange to compile test-ftello4 and run test-ftello4.sh.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Tue, 20 Sep 2011 23:09:06 +0200 |
parents | afb8fd880976 |
children | 8240f09ff8de |
files | ChangeLog modules/ftello-tests tests/test-ftello4.c tests/test-ftello4.sh |
diffstat | 4 files changed, 83 insertions(+), 2 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,11 @@ 2011-09-20 Bruno Haible <bruno@clisp.org> + ftello tests: EBADF tests. + * tests/test-ftello4.sh: New file. + * tests/test-ftello4.c: New file. + * modules/ftello-tests (Files): Add them. + (Makefile.am): Arrange to compile test-ftello4 and run test-ftello4.sh. + fseeko tests: EBADF tests. * tests/test-fseeko4.sh: New file. * tests/test-fseeko4.c: New file.
--- a/modules/ftello-tests +++ b/modules/ftello-tests @@ -3,6 +3,8 @@ tests/test-ftello.sh tests/test-ftello2.sh tests/test-ftello3.c +tests/test-ftello4.c +tests/test-ftello4.sh tests/signature.h tests/macros.h m4/ungetc.m4 @@ -14,6 +16,6 @@ gl_FUNC_UNGETC_WORKS Makefile.am: -TESTS += test-ftello.sh test-ftello2.sh test-ftello3 -check_PROGRAMS += test-ftello test-ftello3 +TESTS += test-ftello.sh test-ftello2.sh test-ftello3 test-ftello4.sh +check_PROGRAMS += test-ftello test-ftello3 test-ftello4 MOSTLYCLEANFILES += t-ftello3.tmp
new file mode 100644 --- /dev/null +++ b/tests/test-ftello4.c @@ -0,0 +1,68 @@ +/* Test of ftello() function. + Copyright (C) 2011 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include <config.h> + +#include <stdio.h> + +#include <errno.h> +#include <unistd.h> + +#include "macros.h" + +int +main (int argc, char **argv) +{ + const char *filename = argv[1]; + + /* Test that ftello() sets errno if someone else closes the stream + fd behind the back of stdio. */ + { + FILE *fp = fopen (filename, "r"); + ASSERT (fp != NULL); + setvbuf (fp, NULL, _IONBF, 0); + ASSERT (close (fileno (fp)) == 0); + errno = 0; + ASSERT (ftello (fp) == (off_t)-1); + ASSERT (errno == EBADF); + fclose (fp); + } + + /* Test that ftello() sets errno if the stream was constructed with + an invalid file descriptor. */ + { + FILE *fp = fdopen (-1, "w"); + if (fp != NULL) + { + errno = 0; + ASSERT (ftello (fp) == (off_t)-1); + ASSERT (errno == EBADF); + fclose (fp); + } + } + { + FILE *fp = fdopen (99, "w"); + if (fp != NULL) + { + errno = 0; + ASSERT (ftello (fp) == (off_t)-1); + ASSERT (errno == EBADF); + fclose (fp); + } + } + + return 0; +}