Mercurial > hg > octave-lyh > gnulib-hg
changeset 8694:b94f0a933a76
Tests for module 'fpurge'.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sat, 14 Apr 2007 00:26:03 +0000 |
parents | 245bb390f2ad |
children | b91f4b0deb86 |
files | ChangeLog modules/fpurge-tests tests/test-fpurge.c |
diffstat | 3 files changed, 92 insertions(+), 0 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,8 @@ 2007-04-13 Bruno Haible <bruno@clisp.org> + * modules/fpurge-tests: New file. + * tests/test-fpurge.c: New file. + * modules/fpurge: New file. * lib/fpurge.h: New file. * lib/fpurge.c: New file.
new file mode 100644 --- /dev/null +++ b/modules/fpurge-tests @@ -0,0 +1,11 @@ +Files: +tests/test-fpurge.c + +Depends-on: + +configure.ac: + +Makefile.am: +TESTS += test-fpurge +check_PROGRAMS += test-fpurge +
new file mode 100644 --- /dev/null +++ b/tests/test-fpurge.c @@ -0,0 +1,78 @@ +/* Test of fpurge() function. + Copyright (C) 2007 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 2, 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, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +/* Written by Bruno Haible <bruno@clisp.org>, 2007. */ + +#include <config.h> + +#include "fpurge.h" + +#include <stdlib.h> +#include <string.h> + +#define ASSERT(expr) if (!(expr)) abort (); + +#define TESTFILE "t-fpurge.tmp" + +int +main () +{ + FILE *fp; + + /* Create a file with some contents. */ + fp = fopen (TESTFILE, "w"); + if (fp == NULL) + goto skip; + if (fwrite ("foobarsh", 1, 8, fp) < 8) + goto skip; + if (fclose (fp)) + goto skip; + + /* Open it in read-write mode. */ + fp = fopen (TESTFILE, "r+"); + if (fp == NULL) + goto skip; + if (fseek (fp, 3, SEEK_CUR)) + goto skip; + if (fwrite ("g", 1, 1, fp) < 1) + goto skip; + if (fflush (fp)) + goto skip; + if (fwrite ("az", 1, 2, fp) < 2) + goto skip; + ASSERT (fpurge (fp) == 0); + ASSERT (fclose (fp) == 0); + + /* Open it in read-only mode. */ + fp = fopen (TESTFILE, "r"); + if (fp == NULL) + goto skip; + { + char buf[8]; + if (fread (buf, 1, 8, fp) < 8) + goto skip; + ASSERT (memcmp (buf, "foogarsh", 8) == 0); + } + ASSERT (fpurge (fp) == 0); + ASSERT (fclose (fp) == 0); + + return 0; + + skip: + fprintf (stderr, "Skipping test: file operations failed.\n"); + return 77; +}