Added tests for file_archive module

tests/test_file_archive.py

@@ -0,0 +1,225 @@
+import os
+import sys
+import shutil
+from tempfile import mkstemp, mkdtemp
+from unittest import TestCase
+
+try:
+    from unittest import mock
+except ImportError:
+    import mock
+
+from fs_uae_wrapper import file_archive
+from fs_uae_wrapper import utils
+
+
+class TestArchive(TestCase):
+
+    def setUp(self):
+        self.dirname = mkdtemp()
+        self.curdir = os.path.abspath(os.curdir)
+        os.chdir(self.dirname)
+
+    def tearDown(self):
+        os.chdir(self.curdir)
+        try:
+            shutil.rmtree(self.dirname)
+        except OSError:
+            pass
+
+    def test_get_archiver(self):
+        arch = file_archive.get_archiver('foobarbaz.cab')
+        self.assertIsNone(arch)
+        with open('foobarbaz.cab', 'w') as fobj:
+            fobj.write('\n')
+        arch = file_archive.get_archiver('foobarbaz.cab')
+        self.assertIsNone(arch)
+
+        with open('foobarbaz.tar', 'w') as fobj:
+            fobj.write('\n')
+
+        arch = file_archive.get_archiver('foobarbaz.tar')
+        self.assertIsInstance(arch, file_archive.TarArchive)
+
+        file_archive.TarArchive.ARCH = 'blahblah'
+        arch = file_archive.get_archiver('foobarbaz.tar')
+        self.assertIsNone(arch)
+        file_archive.TarArchive.ARCH = 'tar'
+
+    @mock.patch('subprocess.call')
+    def test_archive(self, call):
+        arch = file_archive.Archive()
+        call.return_value = 0
+
+        self.assertTrue(arch.create('foo'))
+        call.assert_called_once_with(['false', 'a', 'foo', '.'])
+
+        call.reset_mock()
+        call.return_value = 1
+        self.assertFalse(arch.extract('foo'))
+        call.assert_called_once_with(['false', 'x', 'foo'])
+
+    def test_archive_which(self):
+        arch = file_archive.Archive()
+        self.assertEqual(arch.archiver, 'false')
+        arch.ARCH = 'sh'
+
+        arch.which()
+        self.assertEqual(arch.archiver, 'sh')
+
+        arch.ARCH = 'blahblahexec'
+        arch.which()
+        self.assertIsNone(arch.archiver)
+
+        arch.ARCH = ['blahblahexec', 'pip', 'sh']
+        arch.which()
+        self.assertEqual(arch.archiver, 'pip')
+
+    @mock.patch('fs_uae_wrapper.file_archive.Archive.which')
+    @mock.patch('subprocess.call')
+    def test_tar(self, call, which):
+        arch = file_archive.TarArchive()
+        arch.archiver = 'tar'
+        call.return_value = 0
+
+        self.assertTrue(arch.create('foo'))
+        call.assert_called_once_with(['tar', 'cf', 'foo', '.'])
+
+        call.reset_mock()
+        call.return_value = 1
+        self.assertFalse(arch.extract('foo'))
+        call.assert_called_once_with(['tar', 'xf', 'foo'])
+
+        call.reset_mock()
+        arch = file_archive.TarGzipArchive()
+        arch.archiver = 'tar'
+        call.return_value = 0
+        self.assertTrue(arch.create('foo'))
+        call.assert_called_once_with(['tar', 'zcf', 'foo', '.'])
+
+        call.reset_mock()
+        call.return_value = 1
+        self.assertFalse(arch.extract('foo'))
+        call.assert_called_once_with(['tar', 'xf', 'foo'])
+
+        call.reset_mock()
+        arch = file_archive.TarBzip2Archive()
+        arch.archiver = 'tar'
+        call.return_value = 0
+        self.assertTrue(arch.create('foo'))
+        call.assert_called_once_with(['tar', 'jcf', 'foo', '.'])
+
+        call.reset_mock()
+        call.return_value = 1
+        self.assertFalse(arch.extract('foo'))
+        call.assert_called_once_with(['tar', 'xf', 'foo'])
+
+        call.reset_mock()
+        arch = file_archive.TarXzArchive()
+        arch.archiver = 'tar'
+        call.return_value = 0
+        self.assertTrue(arch.create('foo'))
+        call.assert_called_once_with(['tar', 'Jcf', 'foo', '.'])
+
+        call.reset_mock()
+        call.return_value = 1
+        self.assertFalse(arch.extract('foo'))
+        call.assert_called_once_with(['tar', 'xf', 'foo'])
+
+    @mock.patch('fs_uae_wrapper.file_archive.Archive.which')
+    @mock.patch('subprocess.call')
+    def test_lha(self, call, which):
+        arch = file_archive.LhaArchive()
+        arch.archiver = 'lha'
+        call.return_value = 0
+
+        self.assertTrue(arch.create('foo'))
+        call.assert_called_once_with(['lha', 'a', 'foo', '.'])
+
+        call.reset_mock()
+        call.return_value = 1
+        self.assertFalse(arch.extract('foo'))
+        call.assert_called_once_with(['lha', 'x', 'foo'])
+
+    @mock.patch('fs_uae_wrapper.file_archive.Archive.which')
+    @mock.patch('subprocess.call')
+    def test_lzx(self, call, which):
+        arch = file_archive.LzxArchive()
+        arch.archiver = 'unlzx'
+        call.return_value = 0
+
+        self.assertFalse(arch.create('foo'))
+        call.assert_not_called()
+
+        call.reset_mock()
+        call.return_value = 1
+        self.assertFalse(arch.extract('foo'))
+        call.assert_called_once_with(['unlzx', '-x', 'foo'])
+
+    @mock.patch('fs_uae_wrapper.file_archive.Archive.which')
+    @mock.patch('subprocess.call')
+    def test_7zip(self, call, which):
+        arch = file_archive.SevenZArchive()
+        arch.archiver = '7z'
+        call.return_value = 0
+
+        self.assertTrue(arch.create('foo'))
+        call.assert_called_once_with(['7z', 'a', 'foo', '.'])
+
+        call.reset_mock()
+        call.return_value = 1
+        self.assertFalse(arch.extract('foo'))
+        call.assert_called_once_with(['7z', 'x', 'foo'])
+
+    @mock.patch('fs_uae_wrapper.file_archive.Archive.which')
+    @mock.patch('subprocess.call')
+    def test_zip(self, call, which):
+        arch = file_archive.ZipArchive()
+        arch.archiver = '7z'
+        call.return_value = 0
+
+        self.assertTrue(arch.create('foo'))
+        call.assert_called_once_with(['7z', 'a', '-tzip', 'foo', '.'])
+
+        call.reset_mock()
+        call.return_value = 1
+        self.assertFalse(arch.extract('foo'))
+        call.assert_called_once_with(['7z', 'x', 'foo'])
+
+    @mock.patch('fs_uae_wrapper.file_archive.Archive.which')
+    @mock.patch('subprocess.call')
+    def test_rar(self, call, which):
+        arch = file_archive.RarArchive()
+        arch.archiver = 'rar'
+        call.return_value = 0
+
+        self.assertTrue(arch.create('foo'))
+        call.assert_called_once_with(['rar', 'a', 'foo'])
+
+        call.reset_mock()
+        for fname in ('foo', 'bar', 'baz'):
+            with open(fname, 'w') as fobj:
+                fobj.write('\n')
+        os.mkdir('directory')
+        with open('directory/fname', 'w') as fobj:
+            fobj.write('\n')
+        self.assertTrue(arch.create('foo.rar'))
+        call.assert_called_once_with(['rar', 'a', 'foo.rar', 'bar', 'baz',
+                                      'directory', 'foo'])
+
+        call.reset_mock()
+        call.return_value = 1
+        self.assertFalse(arch.extract('foo'))
+        call.assert_called_once_with(['rar', 'x', 'foo'])
+
+        call.reset_mock()
+        call.return_value = 0
+        arch.archiver = 'unrar'
+
+        self.assertFalse(arch.create('foo'))
+        call.assert_not_called()
+
+        call.reset_mock()
+        call.return_value = 1
+        self.assertFalse(arch.extract('foo'))
+        call.assert_called_once_with(['unrar', 'x', 'foo'])