mirror of https://github.com/flaggo/pydu.git
106 lines
2.7 KiB
Python
106 lines
2.7 KiB
Python
# coding: utf-8
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import os
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import shutil
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import tempfile
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import unittest
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from os.path import isfile, join as pathjoin
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from pydu.archive import extract, UnrecognizedArchiveFormat
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TEST_DIR = os.path.dirname(os.path.realpath(__file__))
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class TempDirMixin(object):
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"""
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Mixin class for TestCase subclasses to set up and tear down a temporary
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directory for unpacking archives during tests.
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"""
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def setUp(self):
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"""
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Create temporary directory for testing extraction.
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"""
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self.tmpdir = tempfile.mkdtemp()
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os.chdir(TEST_DIR)
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def tearDown(self):
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"""
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Clean up temporary directory.
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"""
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shutil.rmtree(self.tmpdir)
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def check_files(self, tmpdir):
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self.assertTrue(isfile(pathjoin(tmpdir, '1')))
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self.assertTrue(isfile(pathjoin(tmpdir, '2')))
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self.assertTrue(isfile(pathjoin(tmpdir, 'foo', '1')))
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self.assertTrue(isfile(pathjoin(tmpdir, 'foo', '2')))
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self.assertTrue(isfile(pathjoin(tmpdir, 'foo', 'bar', '1')))
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self.assertTrue(isfile(pathjoin(tmpdir, 'foo', 'bar', '2')))
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class ArchiveTester(TempDirMixin):
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"""
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A mixin class to be used for testing many Archive methods for a single
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archive file.
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"""
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archive = None
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ext = ''
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def setUp(self):
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super(ArchiveTester, self).setUp()
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self.archive_path = pathjoin(TEST_DIR, 'files', self.archive)
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def test_extract(self):
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extract(self.archive_path, self.tmpdir, ext=self.ext)
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self.check_files(self.tmpdir)
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def test_extract_fileobject(self):
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with open(self.archive_path, 'rb') as f:
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extract(f, self.tmpdir, ext=self.ext)
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self.check_files(self.tmpdir)
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def test_extract_no_to_path(self):
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cur_dir = os.getcwd()
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os.chdir(self.tmpdir)
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extract(self.archive_path, ext=self.ext)
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self.check_files(self.tmpdir)
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os.chdir(cur_dir)
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def test_extract_bad_fileobject(self):
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class File:
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pass
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f = File()
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self.assertRaises(UnrecognizedArchiveFormat, extract,
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(f, self.tmpdir), {'ext': self.ext})
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class TestZip(ArchiveTester, unittest.TestCase):
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archive = 'foobar.zip'
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class TestTar(ArchiveTester, unittest.TestCase):
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archive = 'foobar.tar'
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class TestGzipTar(ArchiveTester, unittest.TestCase):
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archive = 'foobar.tar.gz'
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class TestBzip2Tar(ArchiveTester, unittest.TestCase):
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archive = 'foobar.tar.bz2'
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class TestNonAsciiNamedTar(ArchiveTester, unittest.TestCase):
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archive = u'压缩.tgz'
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class TestUnicodeNamedZip(ArchiveTester, unittest.TestCase):
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archive = u'压缩.zip'
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class TestExplicitExt(ArchiveTester, unittest.TestCase):
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archive = 'foobar_tar_gz'
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ext = '.tar.gz'
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