| # Copyright (c) 2022 The Regents of the University of California |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are |
| # met: redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer; |
| # redistributions in binary form must reproduce the above copyright |
| # notice, this list of conditions and the following disclaimer in the |
| # documentation and/or other materials provided with the distribution; |
| # neither the name of the copyright holders nor the names of its |
| # contributors may be used to endorse or promote products derived from |
| # this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| import unittest |
| import tempfile |
| import os |
| import shutil |
| from pathlib import Path |
| |
| from gem5.resources.md5_utils import md5_file, md5_dir |
| |
| |
| class MD5FileTestSuite(unittest.TestCase): |
| """Test cases for gem5.resources.md5_utils.md5_file()""" |
| |
| def test_md5FileConsistency(self) -> None: |
| # This test ensures the md5 algorithm we use does not change the md5 |
| # value over time. |
| |
| file = tempfile.NamedTemporaryFile(mode="w", delete=False) |
| file.write("This is a test string, to be put in a temp file") |
| file.close() |
| md5 = md5_file(Path(file.name)) |
| os.remove(file.name) |
| |
| self.assertEquals("b113b29fce251f2023066c3fda2ec9dd", md5) |
| |
| def test_identicalFilesIdenticalMd5(self) -> None: |
| # This test ensures that two files with exactly the same contents have |
| # the same md5 value. |
| |
| test_str = "This is a test" |
| |
| file = tempfile.NamedTemporaryFile(mode="w", delete=False) |
| file.write(test_str) |
| file.close() |
| first_file_md5 = md5_file(Path(file.name)) |
| |
| os.remove(file.name) |
| |
| file = tempfile.NamedTemporaryFile(mode="w", delete=False) |
| file.write(test_str) |
| file.close() |
| second_file_md5 = md5_file(Path(file.name)) |
| |
| os.remove(file.name) |
| |
| self.assertEquals(first_file_md5, second_file_md5) |
| |
| |
| class MD5DirTestSuite(unittest.TestCase): |
| """Test cases for gem5.resources.md5_utils.md5_dir()""" |
| |
| def _create_temp_directory(self) -> Path: |
| |
| dir = tempfile.mkdtemp() |
| |
| with open(os.path.join(dir, "file1"), "w") as f: |
| f.write("Some test data here") |
| |
| with open(os.path.join(dir, "file2"), "w") as f: |
| f.write("Some more test data") |
| |
| os.mkdir(os.path.join(dir, "dir2")) |
| |
| with open(os.path.join(dir, "dir2", "file1"), "w") as f: |
| f.write("Yet more data") |
| |
| return Path(dir) |
| |
| def test_md5DirConsistency(self) -> None: |
| # This test ensures the md5 algorithm we use does not change the value |
| # given for directories over time. |
| |
| dir = self._create_temp_directory() |
| md5 = md5_dir(dir) |
| shutil.rmtree(dir) |
| |
| self.assertEquals("ad5ac785de44c9fc2fe2798cab2d7b1a", md5) |
| |
| def test_identicalDirsIdenticalMd5(self) -> None: |
| # This test ensures that two directories with exactly the same contents |
| # have the same md5 value. |
| |
| dir1 = self._create_temp_directory() |
| first_md5 = md5_dir(dir1) |
| shutil.rmtree(dir1) |
| |
| dir2 = self._create_temp_directory() |
| second_md5 = md5_dir(dir2) |
| shutil.rmtree(dir2) |
| |
| self.assertEquals(first_md5, second_md5) |