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Diffstat (limited to 'tests/nvme_writeuncor_test.py')
-rw-r--r-- | tests/nvme_writeuncor_test.py | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/tests/nvme_writeuncor_test.py b/tests/nvme_writeuncor_test.py new file mode 100644 index 0000000..1083d46 --- /dev/null +++ b/tests/nvme_writeuncor_test.py @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: GPL-2.0-or-later +# +# 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 Write Compare Testcae:- + + 1. Read block of data successfully. + 2. Issue write uncorrectable to block of data. + 3. Attempt to read from same block; shall fail. + 4. Issue a write command to first block of data. + 5. Read from the same block; shall pass. + +""" + +from nvme_test_io import TestNVMeIO + + +class TestNVMeUncor(TestNVMeIO): + + """ + Represents NVMe Write Uncorrecatble testcase. + - Attributes: + - start_block : starting block of to perform IO. + - test_log_dir : directory for logs, temp files. + """ + + def setUp(self): + """ Constructor TestNVMeUncor """ + super().setUp() + self.start_block = 1023 + 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 tearDown(self): + """ Post Section for TestNVMeUncor """ + super().tearDown() + + def write_uncor(self): + """ Wrapper for nvme write uncorrectable + - Args: + - None + - Returns: + - return code of nvme write uncorrectable command. + """ + write_uncor_cmd = "nvme write-uncor " + self.ns1 + \ + " --start-block=" + str(self.start_block) + \ + " --block-count=" + str(self.block_count) + return self.exec_cmd(write_uncor_cmd) + + def test_write_uncor(self): + """ Testcase main """ + self.assertEqual(self.nvme_read(), 0) + self.assertEqual(self.write_uncor(), 0) + self.assertNotEqual(self.nvme_read(), 0) + self.assertEqual(self.nvme_write(), 0) + self.assertEqual(self.nvme_read(), 0) |