selftest: Add unit test for vfs_gpfs

The mapping functions of the vfs_gpfs module can be easily unit tested.
Begin a cmocka test to cover those.

Signed-off-by: Christof Schmitt <cs@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

1 files changed, 55 insertions, 0 deletions

diff --git a/source3/modules/test_vfs_gpfs.c b/source3/modules/test_vfs_gpfs.c
new file mode 100644
index 00000000000..55b48611a3d
--- /dev/null
+++ b/source3/modules/test_vfs_gpfs.c
@@ -0,0 +1,55 @@
+/*
+ *  Unix SMB/CIFS implementation.
+ *
+ *  Unit test for vfs_gpfs module.
+ *
+ *  Copyright (C) Christof Schmitt 2020
+ *
+ *  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 "vfs_gpfs.c"
+#include <cmocka.h>
+
+static void test_share_deny_mapping(void **state)
+{
+	assert_int_equal(vfs_gpfs_share_access_to_deny(FILE_SHARE_NONE),
+			 GPFS_DENY_READ|GPFS_DENY_WRITE|GPFS_DENY_DELETE);
+	assert_int_equal(vfs_gpfs_share_access_to_deny(FILE_SHARE_READ),
+			 GPFS_DENY_WRITE|GPFS_DENY_DELETE);
+	assert_int_equal(vfs_gpfs_share_access_to_deny(FILE_SHARE_WRITE),
+			 GPFS_DENY_READ|GPFS_DENY_DELETE);
+	assert_int_equal(vfs_gpfs_share_access_to_deny(FILE_SHARE_DELETE),
+			 GPFS_DENY_READ|GPFS_DENY_WRITE);
+	assert_int_equal(vfs_gpfs_share_access_to_deny(
+				 FILE_SHARE_READ|FILE_SHARE_DELETE),
+			 GPFS_DENY_WRITE);
+	assert_int_equal(vfs_gpfs_share_access_to_deny(
+				 FILE_SHARE_WRITE|FILE_SHARE_DELETE),
+			 GPFS_DENY_READ);
+	assert_int_equal(vfs_gpfs_share_access_to_deny(
+				 FILE_SHARE_READ|FILE_SHARE_WRITE),
+			 0); /* GPFS limitation, cannot deny only delete. */
+}
+
+int main(int argc, char **argv)
+{
+	const struct CMUnitTest tests[] = {
+		cmocka_unit_test(test_share_deny_mapping),
+	};
+
+	cmocka_set_message_output(CM_OUTPUT_SUBUNIT);
+
+	return cmocka_run_group_tests(tests, NULL, NULL);
+}