import os import shutil import stat import sys import tempfile import unittest from django.utils.archive import Archive, extract TEST_DIR = os.path.join(os.path.dirname(__file__), 'archives') class ArchiveTester: archive = None def setUp(self): """ Create temporary directory for testing extraction. """ self.old_cwd = os.getcwd() self.tmpdir = tempfile.mkdtemp() self.addCleanup(shutil.rmtree, self.tmpdir) self.archive_path = os.path.join(TEST_DIR, self.archive) self.archive_lead_path = os.path.join(TEST_DIR, "leadpath_%s" % self.archive) # Always start off in TEST_DIR. os.chdir(TEST_DIR) def tearDown(self): os.chdir(self.old_cwd) def test_extract_method(self): with Archive(self.archive) as archive: archive.extract(self.tmpdir) self.check_files(self.tmpdir) def test_extract_method_no_to_path(self): os.chdir(self.tmpdir) with Archive(self.archive_path) as archive: archive.extract() self.check_files(self.tmpdir) def test_extract_function(self): extract(self.archive_path, self.tmpdir) self.check_files(self.tmpdir) @unittest.skipIf(sys.platform == 'win32', 'Python on Windows has a limited os.chmod().') def test_extract_file_permissions(self): """Archive.extract() preserves file permissions.""" extract(self.archive_path, self.tmpdir) filepath = os.path.join(self.tmpdir, 'executable') # The file has executable permission. self.assertTrue(os.stat(filepath).st_mode & stat.S_IXOTH) filepath = os.path.join(self.tmpdir, 'no_permissions') # The file is readable even though it doesn't have permission data in # the archive. self.assertTrue(os.stat(filepath).st_mode & stat.S_IROTH) def test_extract_function_with_leadpath(self): extract(self.archive_lead_path, self.tmpdir) self.check_files(self.tmpdir) def test_extract_function_no_to_path(self): os.chdir(self.tmpdir) extract(self.archive_path) self.check_files(self.tmpdir) def check_files(self, tmpdir): self.assertTrue(os.path.isfile(os.path.join(self.tmpdir, '1'))) self.assertTrue(os.path.isfile(os.path.join(self.tmpdir, '2'))) self.assertTrue(os.path.isfile(os.path.join(self.tmpdir, 'foo', '1'))) self.assertTrue(os.path.isfile(os.path.join(self.tmpdir, 'foo', '2'))) self.assertTrue(os.path.isfile(os.path.join(self.tmpdir, 'foo', 'bar', '1'))) self.assertTrue(os.path.isfile(os.path.join(self.tmpdir, 'foo', 'bar', '2'))) class TestZip(ArchiveTester, unittest.TestCase): archive = 'foobar.zip' class TestTar(ArchiveTester, unittest.TestCase): archive = 'foobar.tar' class TestGzipTar(ArchiveTester, unittest.TestCase): archive = 'foobar.tar.gz' class TestBzip2Tar(ArchiveTester, unittest.TestCase): archive = 'foobar.tar.bz2'