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Viewing changes to bzrlib/tests/test_workingtree.py

  • Committer: mbp at sourcefrog
  • Date: 2005-03-09 04:51:05 UTC
  • Revision ID: mbp@sourcefrog.net-20050309045105-d02cd410a115da2c
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# Copyright (C) 2005, 2006 Canonical Ltd
2
 
# Authors:  Robert Collins <robert.collins@canonical.com>
3
 
#
4
 
# This program is free software; you can redistribute it and/or modify
5
 
# it under the terms of the GNU General Public License as published by
6
 
# the Free Software Foundation; either version 2 of the License, or
7
 
# (at your option) any later version.
8
 
#
9
 
# This program is distributed in the hope that it will be useful,
10
 
# but WITHOUT ANY WARRANTY; without even the implied warranty of
11
 
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12
 
# GNU General Public License for more details.
13
 
#
14
 
# You should have received a copy of the GNU General Public License
15
 
# along with this program; if not, write to the Free Software
16
 
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
17
 
 
18
 
from cStringIO import StringIO
19
 
import os
20
 
 
21
 
import bzrlib
22
 
from bzrlib.branch import Branch
23
 
from bzrlib import bzrdir, conflicts, errors, workingtree
24
 
from bzrlib.bzrdir import BzrDir
25
 
from bzrlib.errors import NotBranchError, NotVersionedError
26
 
from bzrlib.lockdir import LockDir
27
 
from bzrlib.osutils import pathjoin, getcwd, has_symlinks
28
 
from bzrlib.tests import TestCaseWithTransport, TestSkipped
29
 
from bzrlib.trace import mutter
30
 
from bzrlib.transport import get_transport
31
 
from bzrlib.workingtree import (TreeEntry, TreeDirectory, TreeFile, TreeLink,
32
 
                                WorkingTree)
33
 
 
34
 
class TestTreeDirectory(TestCaseWithTransport):
35
 
 
36
 
    def test_kind_character(self):
37
 
        self.assertEqual(TreeDirectory().kind_character(), '/')
38
 
 
39
 
 
40
 
class TestTreeEntry(TestCaseWithTransport):
41
 
 
42
 
    def test_kind_character(self):
43
 
        self.assertEqual(TreeEntry().kind_character(), '???')
44
 
 
45
 
 
46
 
class TestTreeFile(TestCaseWithTransport):
47
 
 
48
 
    def test_kind_character(self):
49
 
        self.assertEqual(TreeFile().kind_character(), '')
50
 
 
51
 
 
52
 
class TestTreeLink(TestCaseWithTransport):
53
 
 
54
 
    def test_kind_character(self):
55
 
        self.assertEqual(TreeLink().kind_character(), '')
56
 
 
57
 
 
58
 
class TestDefaultFormat(TestCaseWithTransport):
59
 
 
60
 
    def test_get_set_default_format(self):
61
 
        old_format = workingtree.WorkingTreeFormat.get_default_format()
62
 
        # default is 3
63
 
        self.assertTrue(isinstance(old_format, workingtree.WorkingTreeFormat3))
64
 
        workingtree.WorkingTreeFormat.set_default_format(SampleTreeFormat())
65
 
        try:
66
 
            # the default branch format is used by the meta dir format
67
 
            # which is not the default bzrdir format at this point
68
 
            dir = bzrdir.BzrDirMetaFormat1().initialize('.')
69
 
            dir.create_repository()
70
 
            dir.create_branch()
71
 
            result = dir.create_workingtree()
72
 
            self.assertEqual(result, 'A tree')
73
 
        finally:
74
 
            workingtree.WorkingTreeFormat.set_default_format(old_format)
75
 
        self.assertEqual(old_format, workingtree.WorkingTreeFormat.get_default_format())
76
 
 
77
 
 
78
 
class SampleTreeFormat(workingtree.WorkingTreeFormat):
79
 
    """A sample format
80
 
 
81
 
    this format is initializable, unsupported to aid in testing the 
82
 
    open and open_downlevel routines.
83
 
    """
84
 
 
85
 
    def get_format_string(self):
86
 
        """See WorkingTreeFormat.get_format_string()."""
87
 
        return "Sample tree format."
88
 
 
89
 
    def initialize(self, a_bzrdir, revision_id=None):
90
 
        """Sample branches cannot be created."""
91
 
        t = a_bzrdir.get_workingtree_transport(self)
92
 
        t.put('format', StringIO(self.get_format_string()))
93
 
        return 'A tree'
94
 
 
95
 
    def is_supported(self):
96
 
        return False
97
 
 
98
 
    def open(self, transport, _found=False):
99
 
        return "opened tree."
100
 
 
101
 
 
102
 
class TestWorkingTreeFormat(TestCaseWithTransport):
103
 
    """Tests for the WorkingTreeFormat facility."""
104
 
 
105
 
    def test_find_format(self):
106
 
        # is the right format object found for a working tree?
107
 
        # create a branch with a few known format objects.
108
 
        self.build_tree(["foo/", "bar/"])
109
 
        def check_format(format, url):
110
 
            dir = format._matchingbzrdir.initialize(url)
111
 
            dir.create_repository()
112
 
            dir.create_branch()
113
 
            format.initialize(dir)
114
 
            t = get_transport(url)
115
 
            found_format = workingtree.WorkingTreeFormat.find_format(dir)
116
 
            self.failUnless(isinstance(found_format, format.__class__))
117
 
        check_format(workingtree.WorkingTreeFormat3(), "bar")
118
 
        
119
 
    def test_find_format_no_tree(self):
120
 
        dir = bzrdir.BzrDirMetaFormat1().initialize('.')
121
 
        self.assertRaises(errors.NoWorkingTree,
122
 
                          workingtree.WorkingTreeFormat.find_format,
123
 
                          dir)
124
 
 
125
 
    def test_find_format_unknown_format(self):
126
 
        dir = bzrdir.BzrDirMetaFormat1().initialize('.')
127
 
        dir.create_repository()
128
 
        dir.create_branch()
129
 
        SampleTreeFormat().initialize(dir)
130
 
        self.assertRaises(errors.UnknownFormatError,
131
 
                          workingtree.WorkingTreeFormat.find_format,
132
 
                          dir)
133
 
 
134
 
    def test_register_unregister_format(self):
135
 
        format = SampleTreeFormat()
136
 
        # make a control dir
137
 
        dir = bzrdir.BzrDirMetaFormat1().initialize('.')
138
 
        dir.create_repository()
139
 
        dir.create_branch()
140
 
        # make a branch
141
 
        format.initialize(dir)
142
 
        # register a format for it.
143
 
        workingtree.WorkingTreeFormat.register_format(format)
144
 
        # which branch.Open will refuse (not supported)
145
 
        self.assertRaises(errors.UnsupportedFormatError, workingtree.WorkingTree.open, '.')
146
 
        # but open_downlevel will work
147
 
        self.assertEqual(format.open(dir), workingtree.WorkingTree.open_downlevel('.'))
148
 
        # unregister the format
149
 
        workingtree.WorkingTreeFormat.unregister_format(format)
150
 
 
151
 
 
152
 
class TestWorkingTreeFormat3(TestCaseWithTransport):
153
 
    """Tests specific to WorkingTreeFormat3."""
154
 
 
155
 
    def test_disk_layout(self):
156
 
        control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
157
 
        control.create_repository()
158
 
        control.create_branch()
159
 
        tree = workingtree.WorkingTreeFormat3().initialize(control)
160
 
        # we want:
161
 
        # format 'Bazaar-NG Working Tree format 3'
162
 
        # inventory = blank inventory
163
 
        # pending-merges = ''
164
 
        # stat-cache = ??
165
 
        # no inventory.basis yet
166
 
        t = control.get_workingtree_transport(None)
167
 
        self.assertEqualDiff('Bazaar-NG Working Tree format 3',
168
 
                             t.get('format').read())
169
 
        self.assertEqualDiff('<inventory format="5">\n'
170
 
                             '</inventory>\n',
171
 
                             t.get('inventory').read())
172
 
        self.assertEqualDiff('### bzr hashcache v5\n',
173
 
                             t.get('stat-cache').read())
174
 
        self.assertFalse(t.has('inventory.basis'))
175
 
        # no last-revision file means 'None' or 'NULLREVISION'
176
 
        self.assertFalse(t.has('last-revision'))
177
 
        # TODO RBC 20060210 do a commit, check the inventory.basis is created 
178
 
        # correctly and last-revision file becomes present.
179
 
 
180
 
    def test_uses_lockdir(self):
181
 
        """WorkingTreeFormat3 uses its own LockDir:
182
 
            
183
 
            - lock is a directory
184
 
            - when the WorkingTree is locked, LockDir can see that
185
 
        """
186
 
        t = self.get_transport()
187
 
        url = self.get_url()
188
 
        dir = bzrdir.BzrDirMetaFormat1().initialize(url)
189
 
        repo = dir.create_repository()
190
 
        branch = dir.create_branch()
191
 
        try:
192
 
            tree = workingtree.WorkingTreeFormat3().initialize(dir)
193
 
        except errors.NotLocalUrl:
194
 
            raise TestSkipped('Not a local URL')
195
 
        self.assertIsDirectory('.bzr', t)
196
 
        self.assertIsDirectory('.bzr/checkout', t)
197
 
        self.assertIsDirectory('.bzr/checkout/lock', t)
198
 
        our_lock = LockDir(t, '.bzr/checkout/lock')
199
 
        self.assertEquals(our_lock.peek(), None)
200
 
        tree.lock_write()
201
 
        self.assertTrue(our_lock.peek())
202
 
        tree.unlock()
203
 
        self.assertEquals(our_lock.peek(), None)
204
 
 
205
 
 
206
 
class TestFormat2WorkingTree(TestCaseWithTransport):
207
 
    """Tests that are specific to format 2 trees."""
208
 
 
209
 
    def create_format2_tree(self, url):
210
 
        return self.make_branch_and_tree(
211
 
            url, format=bzrlib.bzrdir.BzrDirFormat6())
212
 
 
213
 
    def test_conflicts(self):
214
 
        # test backwards compatability
215
 
        tree = self.create_format2_tree('.')
216
 
        self.assertRaises(errors.UnsupportedOperation, tree.set_conflicts,
217
 
                          None)
218
 
        file('lala.BASE', 'wb').write('labase')
219
 
        expected = conflicts.ContentsConflict('lala')
220
 
        self.assertEqual(list(tree.conflicts()), [expected])
221
 
        file('lala', 'wb').write('la')
222
 
        tree.add('lala', 'lala-id')
223
 
        expected = conflicts.ContentsConflict('lala', file_id='lala-id')
224
 
        self.assertEqual(list(tree.conflicts()), [expected])
225
 
        file('lala.THIS', 'wb').write('lathis')
226
 
        file('lala.OTHER', 'wb').write('laother')
227
 
        # When "text conflict"s happen, stem, THIS and OTHER are text
228
 
        expected = conflicts.TextConflict('lala', file_id='lala-id')
229
 
        self.assertEqual(list(tree.conflicts()), [expected])
230
 
        os.unlink('lala.OTHER')
231
 
        os.mkdir('lala.OTHER')
232
 
        expected = conflicts.ContentsConflict('lala', file_id='lala-id')
233
 
        self.assertEqual(list(tree.conflicts()), [expected])
234
 
 
235
 
 
236
 
class TestNonFormatSpecificCode(TestCaseWithTransport):
237
 
    """This class contains tests of workingtree that are not format specific."""
238
 
 
239
 
    
240
 
    def test_gen_file_id(self):
241
 
        self.assertStartsWith(bzrlib.workingtree.gen_file_id('bar'), 'bar-')
242
 
        self.assertStartsWith(bzrlib.workingtree.gen_file_id('Mwoo oof\t m'), 'Mwoooofm-')
243
 
        self.assertStartsWith(bzrlib.workingtree.gen_file_id('..gam.py'), 'gam.py-')
244
 
        self.assertStartsWith(bzrlib.workingtree.gen_file_id('..Mwoo oof\t m'), 'Mwoooofm-')
245
 
 
246
 
    def test_next_id_suffix(self):
247
 
        bzrlib.workingtree._gen_id_suffix = None
248
 
        bzrlib.workingtree._next_id_suffix()
249
 
        self.assertNotEqual(None, bzrlib.workingtree._gen_id_suffix)
250
 
        bzrlib.workingtree._gen_id_suffix = "foo-"
251
 
        bzrlib.workingtree._gen_id_serial = 1
252
 
        self.assertEqual("foo-2", bzrlib.workingtree._next_id_suffix())
253
 
        self.assertEqual("foo-3", bzrlib.workingtree._next_id_suffix())
254
 
        self.assertEqual("foo-4", bzrlib.workingtree._next_id_suffix())
255
 
        self.assertEqual("foo-5", bzrlib.workingtree._next_id_suffix())
256
 
        self.assertEqual("foo-6", bzrlib.workingtree._next_id_suffix())
257
 
        self.assertEqual("foo-7", bzrlib.workingtree._next_id_suffix())
258
 
        self.assertEqual("foo-8", bzrlib.workingtree._next_id_suffix())
259
 
        self.assertEqual("foo-9", bzrlib.workingtree._next_id_suffix())
260
 
        self.assertEqual("foo-10", bzrlib.workingtree._next_id_suffix())
261
 
 
262
 
    def test__translate_ignore_rule(self):
263
 
        tree = self.make_branch_and_tree('.')
264
 
        # translation should return the regex, the number of groups in it,
265
 
        # and the original rule in a tuple.
266
 
        # there are three sorts of ignore rules:
267
 
        # root only - regex is the rule itself without the leading ./
268
 
        self.assertEqual(
269
 
            "(rootdirrule$)", 
270
 
            tree._translate_ignore_rule("./rootdirrule"))
271
 
        # full path - regex is the rule itself
272
 
        self.assertEqual(
273
 
            "(path\\/to\\/file$)",
274
 
            tree._translate_ignore_rule("path/to/file"))
275
 
        # basename only rule - regex is a rule that ignores everything up
276
 
        # to the last / in the filename
277
 
        self.assertEqual(
278
 
            "((?:.*/)?(?!.*/)basenamerule$)",
279
 
            tree._translate_ignore_rule("basenamerule"))
280
 
 
281
 
    def test__combine_ignore_rules(self):
282
 
        tree = self.make_branch_and_tree('.')
283
 
        # the combined ignore regexs need the outer group indices
284
 
        # placed in a dictionary with the rules that were combined.
285
 
        # an empty set of rules
286
 
        # this is returned as a list of combined regex,rule sets, because
287
 
        # python has a limit of 100 combined regexes.
288
 
        compiled_rules = tree._combine_ignore_rules([])
289
 
        self.assertEqual([], compiled_rules)
290
 
        # one of each type of rule.
291
 
        compiled_rules = tree._combine_ignore_rules(
292
 
            ["rule1", "rule/two", "./three"])[0]
293
 
        # what type *is* the compiled regex to do an isinstance of ?
294
 
        self.assertEqual(3, compiled_rules[0].groups)
295
 
        self.assertEqual(
296
 
            {0:"rule1",1:"rule/two",2:"./three"},
297
 
            compiled_rules[1])
298
 
 
299
 
    def test__combine_ignore_rules_grouping(self):
300
 
        tree = self.make_branch_and_tree('.')
301
 
        # when there are too many rules, the output is split into groups of 100
302
 
        rules = []
303
 
        for index in range(198):
304
 
            rules.append('foo')
305
 
        self.assertEqual(2, len(tree._combine_ignore_rules(rules)))
306
 
 
307
 
    def test__get_ignore_rules_as_regex(self):
308
 
        tree = self.make_branch_and_tree('.')
309
 
        # test against the default rules.
310
 
        reference_output = tree._combine_ignore_rules(bzrlib.DEFAULT_IGNORE)[0]
311
 
        regex_rules = tree._get_ignore_rules_as_regex()[0]
312
 
        self.assertEqual(len(reference_output[1]), regex_rules[0].groups)
313
 
        self.assertEqual(reference_output[1], regex_rules[1])