[Test] Check 'storage.reserve' with wrong values

Test Steps:
1) Create and start a distributed-replicated volume.
2) Give different inputs to the storage.reserve volume set options
3) Validate the command behaviour on wrong inputs

Change-Id: I4bbad81cbea9b3b9e59a61fcf7f2b70eac19b216
Signed-off-by: Leela Venkaiah G <lgangava@redhat.com>

1 files changed, 79 insertions, 0 deletions

diff --git a/tests/functional/glusterd/test_change_reserve_limit_to_wrong_values.py b/tests/functional/glusterd/test_change_reserve_limit_to_wrong_values.py
new file mode 100644
index 000000000..9bd53f9da
--- /dev/null
+++ b/tests/functional/glusterd/test_change_reserve_limit_to_wrong_values.py
@@ -0,0 +1,79 @@
+#  Copyright (C) 2020 Red Hat, Inc. <http://www.redhat.com>
+#
+#  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 of the License, or
+#  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.
+
+from random import choice
+import string
+
+from glusto.core import Glusto as g
+
+from glustolibs.gluster.gluster_base_class import GlusterBaseClass, runs_on
+from glustolibs.gluster.exceptions import ExecutionError
+from glustolibs.gluster.volume_ops import set_volume_options
+
+
+@runs_on([['distributed-replicated'], ['glusterfs']])
+class TestChangeReserveLimit(GlusterBaseClass):
+    """
+    Test to validate behaviour of 'storage.reserve' option on supplying
+    erroneous values.
+    """
+
+    def setUp(self):
+        self.get_super_method(self, 'setUp')()
+        ret = self.setup_volume()
+        if not ret:
+            raise ExecutionError("Failed to create the volume")
+        g.log.info("Created volume successfully")
+
+    def tearDown(self):
+        ret = self.cleanup_volume()
+        if not ret:
+            raise ExecutionError("Failed to cleanup the volume")
+        g.log.info("Successfully cleaned the volume")
+        self.get_super_method(self, 'tearDown')()
+
+    @staticmethod
+    def get_random_string(chars, str_len=4):
+        return ''.join((choice(chars) for _ in range(str_len)))
+
+    def test_change_reserve_limit_to_wrong_value(self):
+        """
+        Test Case:
+        1) Create and start a distributed-replicated volume.
+        2) Give different inputs to the storage.reserve volume set options
+        3) Validate the command behaviour on wrong inputs
+        """
+
+        # Creation of random data for storage.reserve volume option
+        # Data has: alphabets, numbers, punctuations and their combinations
+        key = 'storage.reserve'
+        for char_type in (string.ascii_letters, string.punctuation,
+                          string.printable):
+
+            # Remove quotes from the generated string
+            temp_val = self.get_random_string(char_type)
+            temp_val = temp_val.translate({39: None, 35: None})
+
+            value = "'{}'".format(temp_val)
+            ret = set_volume_options(self.mnode, self.volname, {key: value})
+            self.assertFalse(ret, "Unexpected: Erroneous value {}, to option "
+                             "{} should result in failure".format(value, key))
+
+        # Passing an out of range value
+        for value in ('-1%', '-101%', '101%', '-1', '-101'):
+            ret = set_volume_options(self.mnode, self.volname, {key: value})
+            self.assertFalse(ret, "Unexpected: Erroneous value {}, to option "
+                             "{} should result in failure".format(value, key))