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			748 lines
		
	
	
	
		
			27 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			748 lines
		
	
	
	
		
			27 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
# Copyright (C) 2003 Python Software Foundation
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import unittest
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import shutil
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import tempfile
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import sys
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import stat
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import os
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import os.path
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from test import support
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from test.support import TESTFN
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from os.path import splitdrive
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from distutils.spawn import find_executable, spawn
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from shutil import (_make_tarball, _make_zipfile, make_archive,
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                    register_archive_format, unregister_archive_format,
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                    get_archive_formats)
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import tarfile
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import warnings
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from test import support
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from test.support import TESTFN, check_warnings, captured_stdout
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TESTFN2 = TESTFN + "2"
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try:
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    import grp
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    import pwd
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    UID_GID_SUPPORT = True
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except ImportError:
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    UID_GID_SUPPORT = False
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try:
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    import zlib
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except ImportError:
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    zlib = None
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try:
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    import zipfile
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    ZIP_SUPPORT = True
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except ImportError:
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    ZIP_SUPPORT = find_executable('zip')
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class TestShutil(unittest.TestCase):
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    def setUp(self):
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        super(TestShutil, self).setUp()
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        self.tempdirs = []
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    def tearDown(self):
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        super(TestShutil, self).tearDown()
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        while self.tempdirs:
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            d = self.tempdirs.pop()
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            shutil.rmtree(d, os.name in ('nt', 'cygwin'))
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    def write_file(self, path, content='xxx'):
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        """Writes a file in the given path.
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        path can be a string or a sequence.
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        """
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        if isinstance(path, (list, tuple)):
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            path = os.path.join(*path)
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        f = open(path, 'w')
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        try:
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            f.write(content)
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        finally:
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            f.close()
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    def mkdtemp(self):
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        """Create a temporary directory that will be cleaned up.
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        Returns the path of the directory.
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        """
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        d = tempfile.mkdtemp()
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        self.tempdirs.append(d)
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        return d
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    def test_rmtree_errors(self):
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        # filename is guaranteed not to exist
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        filename = tempfile.mktemp()
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        self.assertRaises(OSError, shutil.rmtree, filename)
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    # See bug #1071513 for why we don't run this on cygwin
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    # and bug #1076467 for why we don't run this as root.
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    if (hasattr(os, 'chmod') and sys.platform[:6] != 'cygwin'
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        and not (hasattr(os, 'geteuid') and os.geteuid() == 0)):
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        def test_on_error(self):
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            self.errorState = 0
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            os.mkdir(TESTFN)
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            self.childpath = os.path.join(TESTFN, 'a')
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            f = open(self.childpath, 'w')
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            f.close()
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            old_dir_mode = os.stat(TESTFN).st_mode
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            old_child_mode = os.stat(self.childpath).st_mode
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            # Make unwritable.
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            os.chmod(self.childpath, stat.S_IREAD)
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            os.chmod(TESTFN, stat.S_IREAD)
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            shutil.rmtree(TESTFN, onerror=self.check_args_to_onerror)
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            # Test whether onerror has actually been called.
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            self.assertEqual(self.errorState, 2,
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                             "Expected call to onerror function did not happen.")
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            # Make writable again.
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            os.chmod(TESTFN, old_dir_mode)
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            os.chmod(self.childpath, old_child_mode)
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            # Clean up.
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            shutil.rmtree(TESTFN)
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    def check_args_to_onerror(self, func, arg, exc):
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        # test_rmtree_errors deliberately runs rmtree
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        # on a directory that is chmod 400, which will fail.
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        # This function is run when shutil.rmtree fails.
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        # 99.9% of the time it initially fails to remove
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        # a file in the directory, so the first time through
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        # func is os.remove.
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        # However, some Linux machines running ZFS on
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        # FUSE experienced a failure earlier in the process
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        # at os.listdir.  The first failure may legally
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        # be either.
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        if self.errorState == 0:
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            if func is os.remove:
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                self.assertEqual(arg, self.childpath)
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            else:
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                self.assertIs(func, os.listdir,
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                              "func must be either os.remove or os.listdir")
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                self.assertEqual(arg, TESTFN)
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            self.assertTrue(issubclass(exc[0], OSError))
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            self.errorState = 1
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        else:
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            self.assertEqual(func, os.rmdir)
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            self.assertEqual(arg, TESTFN)
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            self.assertTrue(issubclass(exc[0], OSError))
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            self.errorState = 2
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    def test_rmtree_dont_delete_file(self):
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        # When called on a file instead of a directory, don't delete it.
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        handle, path = tempfile.mkstemp()
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        os.fdopen(handle).close()
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        self.assertRaises(OSError, shutil.rmtree, path)
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        os.remove(path)
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    def _write_data(self, path, data):
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        f = open(path, "w")
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        f.write(data)
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        f.close()
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    def test_copytree_simple(self):
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        def read_data(path):
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            f = open(path)
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            data = f.read()
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            f.close()
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            return data
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        src_dir = tempfile.mkdtemp()
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        dst_dir = os.path.join(tempfile.mkdtemp(), 'destination')
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        self._write_data(os.path.join(src_dir, 'test.txt'), '123')
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        os.mkdir(os.path.join(src_dir, 'test_dir'))
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        self._write_data(os.path.join(src_dir, 'test_dir', 'test.txt'), '456')
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        try:
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            shutil.copytree(src_dir, dst_dir)
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            self.assertTrue(os.path.isfile(os.path.join(dst_dir, 'test.txt')))
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            self.assertTrue(os.path.isdir(os.path.join(dst_dir, 'test_dir')))
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            self.assertTrue(os.path.isfile(os.path.join(dst_dir, 'test_dir',
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                                                        'test.txt')))
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            actual = read_data(os.path.join(dst_dir, 'test.txt'))
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            self.assertEqual(actual, '123')
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            actual = read_data(os.path.join(dst_dir, 'test_dir', 'test.txt'))
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            self.assertEqual(actual, '456')
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        finally:
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            for path in (
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                    os.path.join(src_dir, 'test.txt'),
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                    os.path.join(dst_dir, 'test.txt'),
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                    os.path.join(src_dir, 'test_dir', 'test.txt'),
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                    os.path.join(dst_dir, 'test_dir', 'test.txt'),
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                ):
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                if os.path.exists(path):
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                    os.remove(path)
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            for path in (src_dir,
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                    os.path.dirname(dst_dir)
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                ):
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                if os.path.exists(path):
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                    shutil.rmtree(path)
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    def test_copytree_with_exclude(self):
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        def read_data(path):
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            f = open(path)
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            data = f.read()
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            f.close()
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            return data
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        # creating data
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        join = os.path.join
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        exists = os.path.exists
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        src_dir = tempfile.mkdtemp()
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        try:
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            dst_dir = join(tempfile.mkdtemp(), 'destination')
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            self._write_data(join(src_dir, 'test.txt'), '123')
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            self._write_data(join(src_dir, 'test.tmp'), '123')
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            os.mkdir(join(src_dir, 'test_dir'))
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            self._write_data(join(src_dir, 'test_dir', 'test.txt'), '456')
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            os.mkdir(join(src_dir, 'test_dir2'))
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            self._write_data(join(src_dir, 'test_dir2', 'test.txt'), '456')
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            os.mkdir(join(src_dir, 'test_dir2', 'subdir'))
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            os.mkdir(join(src_dir, 'test_dir2', 'subdir2'))
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            self._write_data(join(src_dir, 'test_dir2', 'subdir', 'test.txt'),
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                             '456')
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            self._write_data(join(src_dir, 'test_dir2', 'subdir2', 'test.py'),
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                             '456')
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            # testing glob-like patterns
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            try:
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                patterns = shutil.ignore_patterns('*.tmp', 'test_dir2')
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                shutil.copytree(src_dir, dst_dir, ignore=patterns)
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                # checking the result: some elements should not be copied
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                self.assertTrue(exists(join(dst_dir, 'test.txt')))
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                self.assertTrue(not exists(join(dst_dir, 'test.tmp')))
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                self.assertTrue(not exists(join(dst_dir, 'test_dir2')))
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            finally:
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                if os.path.exists(dst_dir):
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                    shutil.rmtree(dst_dir)
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            try:
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                patterns = shutil.ignore_patterns('*.tmp', 'subdir*')
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                shutil.copytree(src_dir, dst_dir, ignore=patterns)
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                # checking the result: some elements should not be copied
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                self.assertTrue(not exists(join(dst_dir, 'test.tmp')))
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                self.assertTrue(not exists(join(dst_dir, 'test_dir2', 'subdir2')))
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                self.assertTrue(not exists(join(dst_dir, 'test_dir2', 'subdir')))
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            finally:
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                if os.path.exists(dst_dir):
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                    shutil.rmtree(dst_dir)
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            # testing callable-style
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            try:
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                def _filter(src, names):
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                    res = []
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                    for name in names:
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                        path = os.path.join(src, name)
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                        if (os.path.isdir(path) and
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                            path.split()[-1] == 'subdir'):
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                            res.append(name)
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                        elif os.path.splitext(path)[-1] in ('.py'):
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                            res.append(name)
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                    return res
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                shutil.copytree(src_dir, dst_dir, ignore=_filter)
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                # checking the result: some elements should not be copied
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                self.assertTrue(not exists(join(dst_dir, 'test_dir2', 'subdir2',
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                                        'test.py')))
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                self.assertTrue(not exists(join(dst_dir, 'test_dir2', 'subdir')))
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            finally:
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                if os.path.exists(dst_dir):
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                    shutil.rmtree(dst_dir)
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        finally:
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            shutil.rmtree(src_dir)
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            shutil.rmtree(os.path.dirname(dst_dir))
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    if hasattr(os, "symlink"):
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        def test_dont_copy_file_onto_link_to_itself(self):
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            # bug 851123.
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            os.mkdir(TESTFN)
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            src = os.path.join(TESTFN, 'cheese')
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            dst = os.path.join(TESTFN, 'shop')
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            try:
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                f = open(src, 'w')
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                f.write('cheddar')
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                f.close()
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                os.link(src, dst)
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                self.assertRaises(shutil.Error, shutil.copyfile, src, dst)
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                self.assertEqual(open(src,'r').read(), 'cheddar')
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                os.remove(dst)
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                # Using `src` here would mean we end up with a symlink pointing
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                # to TESTFN/TESTFN/cheese, while it should point at
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                # TESTFN/cheese.
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                os.symlink('cheese', dst)
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                self.assertRaises(shutil.Error, shutil.copyfile, src, dst)
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                self.assertEqual(open(src,'r').read(), 'cheddar')
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                os.remove(dst)
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            finally:
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                try:
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                    shutil.rmtree(TESTFN)
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                except OSError:
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                    pass
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        def test_rmtree_on_symlink(self):
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            # bug 1669.
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            os.mkdir(TESTFN)
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            try:
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                src = os.path.join(TESTFN, 'cheese')
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                dst = os.path.join(TESTFN, 'shop')
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                os.mkdir(src)
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                os.symlink(src, dst)
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                self.assertRaises(OSError, shutil.rmtree, dst)
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            finally:
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                shutil.rmtree(TESTFN, ignore_errors=True)
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    if hasattr(os, "mkfifo"):
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        # Issue #3002: copyfile and copytree block indefinitely on named pipes
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        def test_copyfile_named_pipe(self):
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            os.mkfifo(TESTFN)
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            try:
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                self.assertRaises(shutil.SpecialFileError,
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                                  shutil.copyfile, TESTFN, TESTFN2)
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                self.assertRaises(shutil.SpecialFileError,
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                                  shutil.copyfile, __file__, TESTFN)
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            finally:
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                os.remove(TESTFN)
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        def test_copytree_named_pipe(self):
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            os.mkdir(TESTFN)
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            try:
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                subdir = os.path.join(TESTFN, "subdir")
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                os.mkdir(subdir)
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                pipe = os.path.join(subdir, "mypipe")
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                os.mkfifo(pipe)
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                try:
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                    shutil.copytree(TESTFN, TESTFN2)
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                except shutil.Error as e:
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                    errors = e.args[0]
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                    self.assertEqual(len(errors), 1)
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                    src, dst, error_msg = errors[0]
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                    self.assertEqual("`%s` is a named pipe" % pipe, error_msg)
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                else:
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                    self.fail("shutil.Error should have been raised")
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            finally:
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                shutil.rmtree(TESTFN, ignore_errors=True)
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                shutil.rmtree(TESTFN2, ignore_errors=True)
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    def test_copytree_special_func(self):
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        src_dir = self.mkdtemp()
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        dst_dir = os.path.join(self.mkdtemp(), 'destination')
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        self._write_data(os.path.join(src_dir, 'test.txt'), '123')
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        os.mkdir(os.path.join(src_dir, 'test_dir'))
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        self._write_data(os.path.join(src_dir, 'test_dir', 'test.txt'), '456')
 | 
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        copied = []
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        def _copy(src, dst):
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            copied.append((src, dst))
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        shutil.copytree(src_dir, dst_dir, copy_function=_copy)
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        self.assertEquals(len(copied), 2)
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						|
 | 
						|
    @unittest.skipUnless(zlib, "requires zlib")
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    def test_make_tarball(self):
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        # creating something to tar
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						|
        tmpdir = self.mkdtemp()
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        self.write_file([tmpdir, 'file1'], 'xxx')
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        self.write_file([tmpdir, 'file2'], 'xxx')
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        os.mkdir(os.path.join(tmpdir, 'sub'))
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        self.write_file([tmpdir, 'sub', 'file3'], 'xxx')
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						|
 | 
						|
        tmpdir2 = self.mkdtemp()
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        unittest.skipUnless(splitdrive(tmpdir)[0] == splitdrive(tmpdir2)[0],
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						|
                            "source and target should be on same drive")
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						|
        base_name = os.path.join(tmpdir2, 'archive')
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						|
        # working with relative paths to avoid tar warnings
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						|
        old_dir = os.getcwd()
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						|
        os.chdir(tmpdir)
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						|
        try:
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						|
            _make_tarball(splitdrive(base_name)[1], '.')
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						|
        finally:
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            os.chdir(old_dir)
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						|
        # check if the compressed tarball was created
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						|
        tarball = base_name + '.tar.gz'
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						|
        self.assertTrue(os.path.exists(tarball))
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						|
 | 
						|
        # trying an uncompressed one
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        base_name = os.path.join(tmpdir2, 'archive')
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						|
        old_dir = os.getcwd()
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						|
        os.chdir(tmpdir)
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						|
        try:
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            _make_tarball(splitdrive(base_name)[1], '.', compress=None)
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						|
        finally:
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            os.chdir(old_dir)
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        tarball = base_name + '.tar'
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        self.assertTrue(os.path.exists(tarball))
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 | 
						|
    def _tarinfo(self, path):
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						|
        tar = tarfile.open(path)
 | 
						|
        try:
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						|
            names = tar.getnames()
 | 
						|
            names.sort()
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						|
            return tuple(names)
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						|
        finally:
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						|
            tar.close()
 | 
						|
 | 
						|
    def _create_files(self):
 | 
						|
        # creating something to tar
 | 
						|
        tmpdir = self.mkdtemp()
 | 
						|
        dist = os.path.join(tmpdir, 'dist')
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						|
        os.mkdir(dist)
 | 
						|
        self.write_file([dist, 'file1'], 'xxx')
 | 
						|
        self.write_file([dist, 'file2'], 'xxx')
 | 
						|
        os.mkdir(os.path.join(dist, 'sub'))
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						|
        self.write_file([dist, 'sub', 'file3'], 'xxx')
 | 
						|
        os.mkdir(os.path.join(dist, 'sub2'))
 | 
						|
        tmpdir2 = self.mkdtemp()
 | 
						|
        base_name = os.path.join(tmpdir2, 'archive')
 | 
						|
        return tmpdir, tmpdir2, base_name
 | 
						|
 | 
						|
    @unittest.skipUnless(zlib, "Requires zlib")
 | 
						|
    @unittest.skipUnless(find_executable('tar') and find_executable('gzip'),
 | 
						|
                         'Need the tar command to run')
 | 
						|
    def test_tarfile_vs_tar(self):
 | 
						|
        tmpdir, tmpdir2, base_name =  self._create_files()
 | 
						|
        old_dir = os.getcwd()
 | 
						|
        os.chdir(tmpdir)
 | 
						|
        try:
 | 
						|
            _make_tarball(base_name, 'dist')
 | 
						|
        finally:
 | 
						|
            os.chdir(old_dir)
 | 
						|
 | 
						|
        # check if the compressed tarball was created
 | 
						|
        tarball = base_name + '.tar.gz'
 | 
						|
        self.assertTrue(os.path.exists(tarball))
 | 
						|
 | 
						|
        # now create another tarball using `tar`
 | 
						|
        tarball2 = os.path.join(tmpdir, 'archive2.tar.gz')
 | 
						|
        tar_cmd = ['tar', '-cf', 'archive2.tar', 'dist']
 | 
						|
        gzip_cmd = ['gzip', '-f9', 'archive2.tar']
 | 
						|
        old_dir = os.getcwd()
 | 
						|
        os.chdir(tmpdir)
 | 
						|
        try:
 | 
						|
            with captured_stdout() as s:
 | 
						|
                spawn(tar_cmd)
 | 
						|
                spawn(gzip_cmd)
 | 
						|
        finally:
 | 
						|
            os.chdir(old_dir)
 | 
						|
 | 
						|
        self.assertTrue(os.path.exists(tarball2))
 | 
						|
        # let's compare both tarballs
 | 
						|
        self.assertEquals(self._tarinfo(tarball), self._tarinfo(tarball2))
 | 
						|
 | 
						|
        # trying an uncompressed one
 | 
						|
        base_name = os.path.join(tmpdir2, 'archive')
 | 
						|
        old_dir = os.getcwd()
 | 
						|
        os.chdir(tmpdir)
 | 
						|
        try:
 | 
						|
            _make_tarball(base_name, 'dist', compress=None)
 | 
						|
        finally:
 | 
						|
            os.chdir(old_dir)
 | 
						|
        tarball = base_name + '.tar'
 | 
						|
        self.assertTrue(os.path.exists(tarball))
 | 
						|
 | 
						|
        # now for a dry_run
 | 
						|
        base_name = os.path.join(tmpdir2, 'archive')
 | 
						|
        old_dir = os.getcwd()
 | 
						|
        os.chdir(tmpdir)
 | 
						|
        try:
 | 
						|
            _make_tarball(base_name, 'dist', compress=None, dry_run=True)
 | 
						|
        finally:
 | 
						|
            os.chdir(old_dir)
 | 
						|
        tarball = base_name + '.tar'
 | 
						|
        self.assertTrue(os.path.exists(tarball))
 | 
						|
 | 
						|
    @unittest.skipUnless(find_executable('compress'),
 | 
						|
                         'The compress program is required')
 | 
						|
    def test_compress_deprecated(self):
 | 
						|
        tmpdir, tmpdir2, base_name =  self._create_files()
 | 
						|
 | 
						|
        # using compress and testing the PendingDeprecationWarning
 | 
						|
        old_dir = os.getcwd()
 | 
						|
        os.chdir(tmpdir)
 | 
						|
        try:
 | 
						|
            with captured_stdout() as s, check_warnings(quiet=False) as w:
 | 
						|
                _make_tarball(base_name, 'dist', compress='compress')
 | 
						|
        finally:
 | 
						|
            os.chdir(old_dir)
 | 
						|
        tarball = base_name + '.tar.Z'
 | 
						|
        self.assertTrue(os.path.exists(tarball))
 | 
						|
        self.assertEqual(len(w.warnings), 1)
 | 
						|
 | 
						|
        # same test with dry_run
 | 
						|
        os.remove(tarball)
 | 
						|
        old_dir = os.getcwd()
 | 
						|
        os.chdir(tmpdir)
 | 
						|
        try:
 | 
						|
            with captured_stdout() as s, check_warnings(quiet=False) as w:
 | 
						|
                _make_tarball(base_name, 'dist', compress='compress',
 | 
						|
                              dry_run=True)
 | 
						|
        finally:
 | 
						|
            os.chdir(old_dir)
 | 
						|
        self.assertFalse(os.path.exists(tarball))
 | 
						|
        self.assertEqual(len(w.warnings), 1)
 | 
						|
 | 
						|
    @unittest.skipUnless(zlib, "Requires zlib")
 | 
						|
    @unittest.skipUnless(ZIP_SUPPORT, 'Need zip support to run')
 | 
						|
    def test_make_zipfile(self):
 | 
						|
        # creating something to tar
 | 
						|
        tmpdir = self.mkdtemp()
 | 
						|
        self.write_file([tmpdir, 'file1'], 'xxx')
 | 
						|
        self.write_file([tmpdir, 'file2'], 'xxx')
 | 
						|
 | 
						|
        tmpdir2 = self.mkdtemp()
 | 
						|
        base_name = os.path.join(tmpdir2, 'archive')
 | 
						|
        _make_zipfile(base_name, tmpdir)
 | 
						|
 | 
						|
        # check if the compressed tarball was created
 | 
						|
        tarball = base_name + '.zip'
 | 
						|
 | 
						|
 | 
						|
    def test_make_archive(self):
 | 
						|
        tmpdir = self.mkdtemp()
 | 
						|
        base_name = os.path.join(tmpdir, 'archive')
 | 
						|
        self.assertRaises(ValueError, make_archive, base_name, 'xxx')
 | 
						|
 | 
						|
    @unittest.skipUnless(zlib, "Requires zlib")
 | 
						|
    def test_make_archive_owner_group(self):
 | 
						|
        # testing make_archive with owner and group, with various combinations
 | 
						|
        # this works even if there's not gid/uid support
 | 
						|
        if UID_GID_SUPPORT:
 | 
						|
            group = grp.getgrgid(0)[0]
 | 
						|
            owner = pwd.getpwuid(0)[0]
 | 
						|
        else:
 | 
						|
            group = owner = 'root'
 | 
						|
 | 
						|
        base_dir, root_dir, base_name =  self._create_files()
 | 
						|
        base_name = os.path.join(self.mkdtemp() , 'archive')
 | 
						|
        res = make_archive(base_name, 'zip', root_dir, base_dir, owner=owner,
 | 
						|
                           group=group)
 | 
						|
        self.assertTrue(os.path.exists(res))
 | 
						|
 | 
						|
        res = make_archive(base_name, 'zip', root_dir, base_dir)
 | 
						|
        self.assertTrue(os.path.exists(res))
 | 
						|
 | 
						|
        res = make_archive(base_name, 'tar', root_dir, base_dir,
 | 
						|
                           owner=owner, group=group)
 | 
						|
        self.assertTrue(os.path.exists(res))
 | 
						|
 | 
						|
        res = make_archive(base_name, 'tar', root_dir, base_dir,
 | 
						|
                           owner='kjhkjhkjg', group='oihohoh')
 | 
						|
        self.assertTrue(os.path.exists(res))
 | 
						|
 | 
						|
    @unittest.skipUnless(zlib, "Requires zlib")
 | 
						|
    @unittest.skipUnless(UID_GID_SUPPORT, "Requires grp and pwd support")
 | 
						|
    def test_tarfile_root_owner(self):
 | 
						|
        tmpdir, tmpdir2, base_name =  self._create_files()
 | 
						|
        old_dir = os.getcwd()
 | 
						|
        os.chdir(tmpdir)
 | 
						|
        group = grp.getgrgid(0)[0]
 | 
						|
        owner = pwd.getpwuid(0)[0]
 | 
						|
        try:
 | 
						|
            archive_name = _make_tarball(base_name, 'dist', compress=None,
 | 
						|
                                         owner=owner, group=group)
 | 
						|
        finally:
 | 
						|
            os.chdir(old_dir)
 | 
						|
 | 
						|
        # check if the compressed tarball was created
 | 
						|
        self.assertTrue(os.path.exists(archive_name))
 | 
						|
 | 
						|
        # now checks the rights
 | 
						|
        archive = tarfile.open(archive_name)
 | 
						|
        try:
 | 
						|
            for member in archive.getmembers():
 | 
						|
                self.assertEquals(member.uid, 0)
 | 
						|
                self.assertEquals(member.gid, 0)
 | 
						|
        finally:
 | 
						|
            archive.close()
 | 
						|
 | 
						|
    def test_make_archive_cwd(self):
 | 
						|
        current_dir = os.getcwd()
 | 
						|
        def _breaks(*args, **kw):
 | 
						|
            raise RuntimeError()
 | 
						|
 | 
						|
        register_archive_format('xxx', _breaks, [], 'xxx file')
 | 
						|
        try:
 | 
						|
            try:
 | 
						|
                make_archive('xxx', 'xxx', root_dir=self.mkdtemp())
 | 
						|
            except Exception:
 | 
						|
                pass
 | 
						|
            self.assertEquals(os.getcwd(), current_dir)
 | 
						|
        finally:
 | 
						|
            unregister_archive_format('xxx')
 | 
						|
 | 
						|
    def test_register_archive_format(self):
 | 
						|
 | 
						|
        self.assertRaises(TypeError, register_archive_format, 'xxx', 1)
 | 
						|
        self.assertRaises(TypeError, register_archive_format, 'xxx', lambda: x,
 | 
						|
                          1)
 | 
						|
        self.assertRaises(TypeError, register_archive_format, 'xxx', lambda: x,
 | 
						|
                          [(1, 2), (1, 2, 3)])
 | 
						|
 | 
						|
        register_archive_format('xxx', lambda: x, [(1, 2)], 'xxx file')
 | 
						|
        formats = [name for name, params in get_archive_formats()]
 | 
						|
        self.assertIn('xxx', formats)
 | 
						|
 | 
						|
        unregister_archive_format('xxx')
 | 
						|
        formats = [name for name, params in get_archive_formats()]
 | 
						|
        self.assertNotIn('xxx', formats)
 | 
						|
 | 
						|
 | 
						|
class TestMove(unittest.TestCase):
 | 
						|
 | 
						|
    def setUp(self):
 | 
						|
        filename = "foo"
 | 
						|
        self.src_dir = tempfile.mkdtemp()
 | 
						|
        self.dst_dir = tempfile.mkdtemp()
 | 
						|
        self.src_file = os.path.join(self.src_dir, filename)
 | 
						|
        self.dst_file = os.path.join(self.dst_dir, filename)
 | 
						|
        # Try to create a dir in the current directory, hoping that it is
 | 
						|
        # not located on the same filesystem as the system tmp dir.
 | 
						|
        try:
 | 
						|
            self.dir_other_fs = tempfile.mkdtemp(
 | 
						|
                dir=os.path.dirname(__file__))
 | 
						|
            self.file_other_fs = os.path.join(self.dir_other_fs,
 | 
						|
                filename)
 | 
						|
        except OSError:
 | 
						|
            self.dir_other_fs = None
 | 
						|
        with open(self.src_file, "wb") as f:
 | 
						|
            f.write(b"spam")
 | 
						|
 | 
						|
    def tearDown(self):
 | 
						|
        for d in (self.src_dir, self.dst_dir, self.dir_other_fs):
 | 
						|
            try:
 | 
						|
                if d:
 | 
						|
                    shutil.rmtree(d)
 | 
						|
            except:
 | 
						|
                pass
 | 
						|
 | 
						|
    def _check_move_file(self, src, dst, real_dst):
 | 
						|
        contents = open(src, "rb").read()
 | 
						|
        shutil.move(src, dst)
 | 
						|
        self.assertEqual(contents, open(real_dst, "rb").read())
 | 
						|
        self.assertFalse(os.path.exists(src))
 | 
						|
 | 
						|
    def _check_move_dir(self, src, dst, real_dst):
 | 
						|
        contents = sorted(os.listdir(src))
 | 
						|
        shutil.move(src, dst)
 | 
						|
        self.assertEqual(contents, sorted(os.listdir(real_dst)))
 | 
						|
        self.assertFalse(os.path.exists(src))
 | 
						|
 | 
						|
    def test_move_file(self):
 | 
						|
        # Move a file to another location on the same filesystem.
 | 
						|
        self._check_move_file(self.src_file, self.dst_file, self.dst_file)
 | 
						|
 | 
						|
    def test_move_file_to_dir(self):
 | 
						|
        # Move a file inside an existing dir on the same filesystem.
 | 
						|
        self._check_move_file(self.src_file, self.dst_dir, self.dst_file)
 | 
						|
 | 
						|
    def test_move_file_other_fs(self):
 | 
						|
        # Move a file to an existing dir on another filesystem.
 | 
						|
        if not self.dir_other_fs:
 | 
						|
            # skip
 | 
						|
            return
 | 
						|
        self._check_move_file(self.src_file, self.file_other_fs,
 | 
						|
            self.file_other_fs)
 | 
						|
 | 
						|
    def test_move_file_to_dir_other_fs(self):
 | 
						|
        # Move a file to another location on another filesystem.
 | 
						|
        if not self.dir_other_fs:
 | 
						|
            # skip
 | 
						|
            return
 | 
						|
        self._check_move_file(self.src_file, self.dir_other_fs,
 | 
						|
            self.file_other_fs)
 | 
						|
 | 
						|
    def test_move_dir(self):
 | 
						|
        # Move a dir to another location on the same filesystem.
 | 
						|
        dst_dir = tempfile.mktemp()
 | 
						|
        try:
 | 
						|
            self._check_move_dir(self.src_dir, dst_dir, dst_dir)
 | 
						|
        finally:
 | 
						|
            try:
 | 
						|
                shutil.rmtree(dst_dir)
 | 
						|
            except:
 | 
						|
                pass
 | 
						|
 | 
						|
    def test_move_dir_other_fs(self):
 | 
						|
        # Move a dir to another location on another filesystem.
 | 
						|
        if not self.dir_other_fs:
 | 
						|
            # skip
 | 
						|
            return
 | 
						|
        dst_dir = tempfile.mktemp(dir=self.dir_other_fs)
 | 
						|
        try:
 | 
						|
            self._check_move_dir(self.src_dir, dst_dir, dst_dir)
 | 
						|
        finally:
 | 
						|
            try:
 | 
						|
                shutil.rmtree(dst_dir)
 | 
						|
            except:
 | 
						|
                pass
 | 
						|
 | 
						|
    def test_move_dir_to_dir(self):
 | 
						|
        # Move a dir inside an existing dir on the same filesystem.
 | 
						|
        self._check_move_dir(self.src_dir, self.dst_dir,
 | 
						|
            os.path.join(self.dst_dir, os.path.basename(self.src_dir)))
 | 
						|
 | 
						|
    def test_move_dir_to_dir_other_fs(self):
 | 
						|
        # Move a dir inside an existing dir on another filesystem.
 | 
						|
        if not self.dir_other_fs:
 | 
						|
            # skip
 | 
						|
            return
 | 
						|
        self._check_move_dir(self.src_dir, self.dir_other_fs,
 | 
						|
            os.path.join(self.dir_other_fs, os.path.basename(self.src_dir)))
 | 
						|
 | 
						|
    def test_existing_file_inside_dest_dir(self):
 | 
						|
        # A file with the same name inside the destination dir already exists.
 | 
						|
        with open(self.dst_file, "wb"):
 | 
						|
            pass
 | 
						|
        self.assertRaises(shutil.Error, shutil.move, self.src_file, self.dst_dir)
 | 
						|
 | 
						|
    def test_dont_move_dir_in_itself(self):
 | 
						|
        # Moving a dir inside itself raises an Error.
 | 
						|
        dst = os.path.join(self.src_dir, "bar")
 | 
						|
        self.assertRaises(shutil.Error, shutil.move, self.src_dir, dst)
 | 
						|
 | 
						|
    def test_destinsrc_false_negative(self):
 | 
						|
        os.mkdir(TESTFN)
 | 
						|
        try:
 | 
						|
            for src, dst in [('srcdir', 'srcdir/dest')]:
 | 
						|
                src = os.path.join(TESTFN, src)
 | 
						|
                dst = os.path.join(TESTFN, dst)
 | 
						|
                self.assertTrue(shutil._destinsrc(src, dst),
 | 
						|
                             msg='_destinsrc() wrongly concluded that '
 | 
						|
                             'dst (%s) is not in src (%s)' % (dst, src))
 | 
						|
        finally:
 | 
						|
            shutil.rmtree(TESTFN, ignore_errors=True)
 | 
						|
 | 
						|
    def test_destinsrc_false_positive(self):
 | 
						|
        os.mkdir(TESTFN)
 | 
						|
        try:
 | 
						|
            for src, dst in [('srcdir', 'src/dest'), ('srcdir', 'srcdir.new')]:
 | 
						|
                src = os.path.join(TESTFN, src)
 | 
						|
                dst = os.path.join(TESTFN, dst)
 | 
						|
                self.assertFalse(shutil._destinsrc(src, dst),
 | 
						|
                            msg='_destinsrc() wrongly concluded that '
 | 
						|
                            'dst (%s) is in src (%s)' % (dst, src))
 | 
						|
        finally:
 | 
						|
            shutil.rmtree(TESTFN, ignore_errors=True)
 | 
						|
 | 
						|
 | 
						|
def test_main():
 | 
						|
    support.run_unittest(TestShutil, TestMove)
 | 
						|
 | 
						|
if __name__ == '__main__':
 | 
						|
    test_main()
 |