Test passes on Linux and cygwin 1.7, but fails everywhere that open_memstream is not implemented.
* modules/open_memstream-tests: New file. * tests/test-open_memstream.c: Likewise. Signed-off-by: Eric Blake <ebl...@redhat.com> --- ChangeLog | 6 ++++ modules/open_memstream-tests | 12 ++++++++ tests/test-open_memstream.c | 58 ++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 76 insertions(+), 0 deletions(-) create mode 100644 modules/open_memstream-tests create mode 100644 tests/test-open_memstream.c diff --git a/ChangeLog b/ChangeLog index dc4aed3..78f9667 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2010-04-23 Eric Blake <ebl...@redhat.com> + + open_memstream-tests: new module + * modules/open_memstream-tests: New file. + * tests/test-open_memstream.c: Likewise. + 2010-04-23 Jim Meyering <meyer...@redhat.com> vc-list-files tests: convert to use init.sh diff --git a/modules/open_memstream-tests b/modules/open_memstream-tests new file mode 100644 index 0000000..b3bf049 --- /dev/null +++ b/modules/open_memstream-tests @@ -0,0 +1,12 @@ +Files: +tests/test-open_memstream.c +tests/signature.h +tests/macros.h + +Depends-on: + +configure.ac: + +Makefile.am: +TESTS += test-open_memstream +check_PROGRAMS += test-open_memstream diff --git a/tests/test-open_memstream.c b/tests/test-open_memstream.c new file mode 100644 index 0000000..1c6e090 --- /dev/null +++ b/tests/test-open_memstream.c @@ -0,0 +1,58 @@ +/* Test of opening a stream around a malloc'd string. + Copyright (C) 2010 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/>. */ + +/* Written by Eric Blake <ebl...@redhat.com>, 2010. */ + +#include <config.h> + +/* None of the files accessed by this test are large, so disable the + fseek link warning if we are not using the gnulib fseek module. */ +#define _GL_NO_LARGE_FILES +#include <stdio.h> + +#include "signature.h" +SIGNATURE_CHECK (open_memstream, FILE *, (char **, size_t *)); + +#include <string.h> + +#include "macros.h" + +#define STREQ(s1, s2) (strcmp (s1, s2) == 0) + +int +main (void) +{ + size_t len; + char *buf; + off_t off; + FILE *f; + + ASSERT ((f = open_memstream (&buf, &len)) != NULL); + ASSERT (fputs ("hello my world", f) >= 0); + ASSERT (fflush (f) == 0); + ASSERT (STREQ (buf, "hello my world")); + ASSERT (len = strlen (buf)); + off = ftell (f); + ASSERT (off == len); + ASSERT (fseek (f, 0, SEEK_SET) == 0); + ASSERT (fputs ("good-bye", f) >= 0); + ASSERT (fseek (f, off, SEEK_SET) == 0); + ASSERT (fclose (f) == 0); + ASSERT (STREQ (buf, "good-bye world")); + ASSERT (len = strlen (buf)); + free (buf); + return 0; +} -- 1.6.6.1