Adding upstream version 1.12.

Signed-off-by: Daniel Baumann <daniel@debian.org>

tests/nvme_read_write_test.py

@@ -0,0 +1,72 @@
+# 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 Read/Write Testcae:-
+
+    1. Create data file with specific pattern outside of the device under test.
+    2. Write data file on the namespace under test.
+    3. Read the data from the namespace under test into different file.
+    4. Compare file in #1 and #3.
+"""
+
+import filecmp
+from nose.tools import assert_equal
+from nvme_test_io import TestNVMeIO
+
+
+class TestNVMeReadWriteTest(TestNVMeIO):
+
+    """
+    Represents NVMe read, write testcase.
+
+        - Attributes:
+              - start_block : starting block of to perform IO.
+              - compare_file : data file to use in nvme compare command.
+              - test_log_dir : directory for logs, temp files.
+    """
+    def __init__(self):
+        """ Pre Section for TestNVMeReadWriteTest """
+        TestNVMeIO.__init__(self)
+        self.start_block = 1023
+        self.test_log_dir = self.log_dir + "/" + self.__class__.__name__
+        self.setup_log_dir(self.__class__.__name__)
+        self.write_file = self.test_log_dir + "/" + self.write_file
+        self.read_file = self.test_log_dir + "/" + self.read_file
+        self.create_data_file(self.write_file, self.data_size, "15")
+        open(self.read_file, 'a').close()
+
+    def __del__(self):
+        """ Post Section for TestNVMeReadWriteTest """
+        TestNVMeIO.__del__(self)
+
+    def read_validate(self):
+        """ Validate the data file read
+            - Args:
+                - None
+            - Returns:
+                - returns 0 on success, 1 on failure.
+        """
+        return 0 if filecmp.cmp(self.read_file, self.write_file) else 1
+
+    def test_nvme_write(self):
+        """ Testcaes main  """
+        assert_equal(self.nvme_write(), 0)
+        assert_equal(self.nvme_read(), 0)
+        assert_equal(self.read_validate(), 0)