2019-09-15 Bruno Haible <bruno@clisp.org>
+ creat: Add tests.
+ * tests/test-creat.c: New file, based on tests/test-open.h.
+ * modules/creat-tests: New file.
+
creat: New module.
* lib/fcntl.in.h (creat): New declaration.
* lib/creat.c: New file, based on lib/open.c.
--- /dev/null
+/* Test of creating a file.
+ Copyright (C) 2007-2019 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 <https://www.gnu.org/licenses/>. */
+
+#include <config.h>
+
+#include <fcntl.h>
+
+#include "signature.h"
+SIGNATURE_CHECK (creat, int, (const char *, mode_t));
+
+#include <errno.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include "macros.h"
+
+#define BASE "test-creat.t"
+
+int
+main (void)
+{
+ int fd;
+
+ /* Remove anything from prior partial run. */
+ unlink (BASE "file");
+ unlink (BASE "e.exe");
+
+ /* Cannot create directory. */
+ errno = 0;
+ ASSERT (creat ("nonexist.ent/", 0600) == -1);
+ ASSERT (errno == ENOTDIR || errno == EISDIR || errno == ENOENT
+ || errno == EINVAL);
+
+ /* Create a regular file. */
+ fd = creat (BASE "file", 0600);
+ ASSERT (0 <= fd);
+ ASSERT (close (fd) == 0);
+
+ /* Create an executable regular file. */
+ fd = creat (BASE "e.exe", 0700);
+ ASSERT (0 <= fd);
+ ASSERT (close (fd) == 0);
+
+ /* Cleanup. */
+ ASSERT (unlink (BASE "file") == 0);
+ ASSERT (unlink (BASE "e.exe") == 0);
+
+ return 0;
+}