1 files changed, 97 insertions, 0 deletions
diff --git a/tests/nvme_create_max_ns_test.py b/tests/nvme_create_max_ns_test.py
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+++ b/tests/nvme_create_max_ns_test.py
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+# Copyright (c) 2015-2016 Western Digital Corporation or its affiliates.
+#
+# 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 (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.
+#
+#   Author: Chaitanya Kulkarni <chaitanya.kulkarni@hgst.com>
+#
+"""
+NVMe Namespace Management Testcase:-
+
+    1. Create Maximum number of Namespaces and validate.
+    2. Attach all Namespaces to controller.
+    3. Run IOs on Namespace under test.
+    4. Detach Maximum number of Namespaces from controller.
+    5. Delete all Namespaces.
+"""
+
+import time
+from nose.tools import assert_equal
+from nvme_test import TestNVMe
+
+
+class TestNVMeCreateMaxNS(TestNVMe):
+
+    """
+    Represents Attach, Detach namespace testcase.
+
+        - Attributes:
+              - dps : data protection information.
+              - flbas : LBA format information.
+              - nsze : namespace size.
+              - ncap : namespace capacity.
+              - ctrl_id : controller id.
+    """
+
+    def __init__(self):
+        """ Pre Section for TestNVMeAttachDetachNSCmd """
+        TestNVMe.__init__(self)
+        self.dps = 0
+        self.flbas = 0
+        self.nsze = int(self.get_ncap() / self.get_format() / self.get_max_ns())
+        self.ncap = self.nsze
+        self.setup_log_dir(self.__class__.__name__)
+        self.max_ns = self.get_max_ns()
+        self.ctrl_id = self.get_ctrl_id()
+        self.delete_all_ns()
+        time.sleep(1)
+
+    def __del__(self):
+        """
+        Post Section for TestNVMeAttachDetachNSCmd
+
+            - Create primary namespace.
+            - Atttach it to controller.
+            - Call super class's destructor.
+        """
+        assert_equal(self.create_and_validate_ns(self.default_nsid,
+                                                 self.nsze,
+                                                 self.ncap,
+                                                 self.flbas,
+                                                 self.dps), 0)
+        self.attach_ns(self.ctrl_id, self.default_nsid)
+        TestNVMe.__del__(self)
+
+    def test_attach_detach_ns(self):
+        """ Testcase main """
+        for nsid in range(1, self.max_ns):
+            print("##### Creating " + str(nsid))
+            err = self.create_and_validate_ns(nsid,
+                                              self.nsze,
+                                              self.ncap,
+                                              self.flbas,
+                                              self.dps)
+            assert_equal(err, 0)
+            print("##### Attaching " + str(nsid))
+            assert_equal(self.attach_ns(self.ctrl_id, nsid), 0)
+            print("##### Running IOs in " + str(nsid))
+            self.run_ns_io(nsid, 0)
+
+        for nsid in range(1, self.max_ns):
+            print("##### Detaching " + str(nsid))
+            assert_equal(self.detach_ns(self.ctrl_id, nsid), 0)
+            print("#### Deleting " + str(nsid))
+            assert_equal(self.delete_and_validate_ns(nsid), 0)
+        self.nvme_reset_ctrl()