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Viewing changes to bzrlib/tests/test_workingtree.py

  • Committer: Martin Pool
  • Date: 2005-04-28 07:24:55 UTC
  • Revision ID: mbp@sourcefrog.net-20050428072453-7b99afa993a1e549
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# Copyright (C) 2005, 2006 Canonical Ltd
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# Authors:  Robert Collins <robert.collins@canonical.com>
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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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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from cStringIO import StringIO
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import os
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21
 
import bzrlib
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from bzrlib.branch import Branch
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import bzrlib.bzrdir as bzrdir
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from bzrlib.bzrdir import BzrDir
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from bzrlib.conflicts import *
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import bzrlib.errors as errors
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from bzrlib.errors import NotBranchError, NotVersionedError
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from bzrlib.lockdir import LockDir
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from bzrlib.osutils import pathjoin, getcwd, has_symlinks
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from bzrlib.tests import TestCaseWithTransport, TestSkipped
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from bzrlib.trace import mutter
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from bzrlib.transport import get_transport
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import bzrlib.workingtree as workingtree
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from bzrlib.workingtree import (TreeEntry, TreeDirectory, TreeFile, TreeLink,
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                                WorkingTree)
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37
 
class TestTreeDirectory(TestCaseWithTransport):
38
 
 
39
 
    def test_kind_character(self):
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        self.assertEqual(TreeDirectory().kind_character(), '/')
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42
 
 
43
 
class TestTreeEntry(TestCaseWithTransport):
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45
 
    def test_kind_character(self):
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        self.assertEqual(TreeEntry().kind_character(), '???')
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48
 
 
49
 
class TestTreeFile(TestCaseWithTransport):
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51
 
    def test_kind_character(self):
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        self.assertEqual(TreeFile().kind_character(), '')
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54
 
 
55
 
class TestTreeLink(TestCaseWithTransport):
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57
 
    def test_kind_character(self):
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        self.assertEqual(TreeLink().kind_character(), '')
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60
 
 
61
 
class TestDefaultFormat(TestCaseWithTransport):
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63
 
    def test_get_set_default_format(self):
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        old_format = workingtree.WorkingTreeFormat.get_default_format()
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        # default is 3
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        self.assertTrue(isinstance(old_format, workingtree.WorkingTreeFormat3))
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        workingtree.WorkingTreeFormat.set_default_format(SampleTreeFormat())
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        try:
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            # the default branch format is used by the meta dir format
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            # which is not the default bzrdir format at this point
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            dir = bzrdir.BzrDirMetaFormat1().initialize('.')
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            dir.create_repository()
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            dir.create_branch()
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            result = dir.create_workingtree()
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            self.assertEqual(result, 'A tree')
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        finally:
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            workingtree.WorkingTreeFormat.set_default_format(old_format)
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        self.assertEqual(old_format, workingtree.WorkingTreeFormat.get_default_format())
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80
 
 
81
 
class SampleTreeFormat(workingtree.WorkingTreeFormat):
82
 
    """A sample format
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84
 
    this format is initializable, unsupported to aid in testing the 
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    open and open_downlevel routines.
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    """
87
 
 
88
 
    def get_format_string(self):
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        """See WorkingTreeFormat.get_format_string()."""
90
 
        return "Sample tree format."
91
 
 
92
 
    def initialize(self, a_bzrdir, revision_id=None):
93
 
        """Sample branches cannot be created."""
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        t = a_bzrdir.get_workingtree_transport(self)
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        t.put('format', StringIO(self.get_format_string()))
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        return 'A tree'
97
 
 
98
 
    def is_supported(self):
99
 
        return False
100
 
 
101
 
    def open(self, transport, _found=False):
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        return "opened tree."
103
 
 
104
 
 
105
 
class TestWorkingTreeFormat(TestCaseWithTransport):
106
 
    """Tests for the WorkingTreeFormat facility."""
107
 
 
108
 
    def test_find_format(self):
109
 
        # is the right format object found for a working tree?
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        # create a branch with a few known format objects.
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        self.build_tree(["foo/", "bar/"])
112
 
        def check_format(format, url):
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            dir = format._matchingbzrdir.initialize(url)
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            dir.create_repository()
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            dir.create_branch()
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            format.initialize(dir)
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            t = get_transport(url)
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            found_format = workingtree.WorkingTreeFormat.find_format(dir)
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            self.failUnless(isinstance(found_format, format.__class__))
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        check_format(workingtree.WorkingTreeFormat3(), "bar")
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122
 
    def test_find_format_no_tree(self):
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        dir = bzrdir.BzrDirMetaFormat1().initialize('.')
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        self.assertRaises(errors.NoWorkingTree,
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                          workingtree.WorkingTreeFormat.find_format,
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                          dir)
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    def test_find_format_unknown_format(self):
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        dir = bzrdir.BzrDirMetaFormat1().initialize('.')
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        dir.create_repository()
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        dir.create_branch()
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        SampleTreeFormat().initialize(dir)
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        self.assertRaises(errors.UnknownFormatError,
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                          workingtree.WorkingTreeFormat.find_format,
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                          dir)
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    def test_register_unregister_format(self):
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        format = SampleTreeFormat()
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        # make a control dir
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        dir = bzrdir.BzrDirMetaFormat1().initialize('.')
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        dir.create_repository()
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        dir.create_branch()
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        # make a branch
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        format.initialize(dir)
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        # register a format for it.
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        workingtree.WorkingTreeFormat.register_format(format)
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        # which branch.Open will refuse (not supported)
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        self.assertRaises(errors.UnsupportedFormatError, workingtree.WorkingTree.open, '.')
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        # but open_downlevel will work
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        self.assertEqual(format.open(dir), workingtree.WorkingTree.open_downlevel('.'))
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        # unregister the format
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        workingtree.WorkingTreeFormat.unregister_format(format)
153
 
 
154
 
 
155
 
class TestWorkingTreeFormat3(TestCaseWithTransport):
156
 
    """Tests specific to WorkingTreeFormat3."""
157
 
 
158
 
    def test_disk_layout(self):
159
 
        control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
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        control.create_repository()
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        control.create_branch()
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        tree = workingtree.WorkingTreeFormat3().initialize(control)
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        # we want:
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        # format 'Bazaar-NG Working Tree format 3'
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        # inventory = blank inventory
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        # pending-merges = ''
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        # stat-cache = ??
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        # no inventory.basis yet
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        t = control.get_workingtree_transport(None)
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        self.assertEqualDiff('Bazaar-NG Working Tree format 3',
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                             t.get('format').read())
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        self.assertEqualDiff('<inventory format="5">\n'
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                             '</inventory>\n',
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                             t.get('inventory').read())
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        self.assertEqualDiff('### bzr hashcache v5\n',
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                             t.get('stat-cache').read())
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        self.assertFalse(t.has('inventory.basis'))
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        # no last-revision file means 'None' or 'NULLREVISION'
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        self.assertFalse(t.has('last-revision'))
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        # TODO RBC 20060210 do a commit, check the inventory.basis is created 
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        # correctly and last-revision file becomes present.
182
 
 
183
 
    def test_uses_lockdir(self):
184
 
        """WorkingTreeFormat3 uses its own LockDir:
185
 
            
186
 
            - lock is a directory
187
 
            - when the WorkingTree is locked, LockDir can see that
188
 
        """
189
 
        t = self.get_transport()
190
 
        url = self.get_url()
191
 
        dir = bzrdir.BzrDirMetaFormat1().initialize(url)
192
 
        repo = dir.create_repository()
193
 
        branch = dir.create_branch()
194
 
        try:
195
 
            tree = workingtree.WorkingTreeFormat3().initialize(dir)
196
 
        except errors.NotLocalUrl:
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            raise TestSkipped('Not a local URL')
198
 
        self.assertIsDirectory('.bzr', t)
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        self.assertIsDirectory('.bzr/checkout', t)
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        self.assertIsDirectory('.bzr/checkout/lock', t)
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        our_lock = LockDir(t, '.bzr/checkout/lock')
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        self.assertEquals(our_lock.peek(), None)
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        tree.lock_write()
204
 
        self.assertTrue(our_lock.peek())
205
 
        tree.unlock()
206
 
        self.assertEquals(our_lock.peek(), None)
207
 
 
208
 
 
209
 
class TestFormat2WorkingTree(TestCaseWithTransport):
210
 
    """Tests that are specific to format 2 trees."""
211
 
 
212
 
    def create_format2_tree(self, url):
213
 
        return self.make_branch_and_tree(
214
 
            url, format=bzrlib.bzrdir.BzrDirFormat6())
215
 
 
216
 
    def test_conflicts(self):
217
 
        # test backwards compatability
218
 
        tree = self.create_format2_tree('.')
219
 
        self.assertRaises(errors.UnsupportedOperation, tree.set_conflicts,
220
 
                          None)
221
 
        file('lala.BASE', 'wb').write('labase')
222
 
        expected = ContentsConflict('lala')
223
 
        self.assertEqual(list(tree.conflicts()), [expected])
224
 
        file('lala', 'wb').write('la')
225
 
        tree.add('lala', 'lala-id')
226
 
        expected = ContentsConflict('lala', file_id='lala-id')
227
 
        self.assertEqual(list(tree.conflicts()), [expected])
228
 
        file('lala.THIS', 'wb').write('lathis')
229
 
        file('lala.OTHER', 'wb').write('laother')
230
 
        # When "text conflict"s happen, stem, THIS and OTHER are text
231
 
        expected = TextConflict('lala', file_id='lala-id')
232
 
        self.assertEqual(list(tree.conflicts()), [expected])
233
 
        os.unlink('lala.OTHER')
234
 
        os.mkdir('lala.OTHER')
235
 
        expected = ContentsConflict('lala', file_id='lala-id')
236
 
        self.assertEqual(list(tree.conflicts()), [expected])