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bzrlib/tests/test_clean_tree.py
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# Copyright (C) 2005, 2009 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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import os
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from StringIO import StringIO
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from bzrlib.bzrdir import (
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    BzrDir,
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    )
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from bzrlib.clean_tree import (
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    clean_tree,
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    iter_deletables,
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    )
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from bzrlib.osutils import (
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    has_symlinks,
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    )
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from bzrlib.tests import (
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    TestCaseInTempDir,
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    )
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class TestCleanTree(TestCaseInTempDir):
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    def test_symlinks(self):
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        if has_symlinks() is False:
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            return
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        os.mkdir('branch')
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        BzrDir.create_standalone_workingtree('branch')
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        os.symlink(os.path.realpath('no-die-please'), 'branch/die-please')
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        os.mkdir('no-die-please')
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        self.failUnlessExists('branch/die-please')
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        os.mkdir('no-die-please/child')
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        clean_tree('branch', unknown=True, no_prompt=True)
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        self.failUnlessExists('no-die-please')
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        self.failUnlessExists('no-die-please/child')
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    def test_iter_deletable(self):
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        """Files are selected for deletion appropriately"""
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        os.mkdir('branch')
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        tree = BzrDir.create_standalone_workingtree('branch')
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        transport = tree.bzrdir.root_transport
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        transport.put_bytes('.bzrignore', '*~\n*.pyc\n.bzrignore\n')
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        transport.put_bytes('file.BASE', 'contents')
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        tree.lock_write()
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        try:
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            self.assertEqual(len(list(iter_deletables(tree, unknown=True))), 1)
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            transport.put_bytes('file', 'contents')
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            transport.put_bytes('file~', 'contents')
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            transport.put_bytes('file.pyc', 'contents')
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            dels = sorted([r for a,r in iter_deletables(tree, unknown=True)])
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            self.assertEqual(['file', 'file.BASE'], dels)
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            dels = [r for a,r in iter_deletables(tree, detritus=True)]
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            self.assertEqual(sorted(['file~', 'file.BASE']), dels)
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            dels = [r for a,r in iter_deletables(tree, ignored=True)]
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            self.assertEqual(sorted(['file~', 'file.pyc', '.bzrignore']),
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                             dels)
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            dels = [r for a,r in iter_deletables(tree, unknown=False)]
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            self.assertEqual([], dels)
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        finally:
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            tree.unlock()