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Viewing changes to bzrlib/tests/test_workingtree.py

  • Committer: John Arbash Meinel
  • Date: 2005-11-23 15:44:24 UTC
  • mto: (1185.50.19 bzr-jam-integration)
  • mto: This revision was merged to the branch mainline in revision 1512.
  • Revision ID: john@arbash-meinel.com-20051123154424-a02f8bf990a1fed5
Renamed all of the tests from selftest/foo.py to tests/test_foo.py

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# Copyright (C) 2005, 2006 Canonical Ltd
 
1
# (C) 2005 Canonical Ltd
2
2
# Authors:  Robert Collins <robert.collins@canonical.com>
3
3
#
4
4
# This program is free software; you can redistribute it and/or modify
15
15
# along with this program; if not, write to the Free Software
16
16
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
17
17
 
18
 
from cStringIO import StringIO
19
18
import os
20
 
 
21
 
from bzrlib import (
22
 
    bzrdir,
23
 
    conflicts,
24
 
    errors,
25
 
    workingtree,
26
 
    )
27
19
from bzrlib.branch import Branch
28
 
from bzrlib.bzrdir import BzrDir
29
 
from bzrlib.lockdir import LockDir
30
 
from bzrlib.mutabletree import needs_tree_write_lock
31
 
from bzrlib.tests import TestCase, TestCaseWithTransport, TestSkipped
32
 
from bzrlib.transport import get_transport
33
 
from bzrlib.workingtree import (
34
 
    TreeEntry,
35
 
    TreeDirectory,
36
 
    TreeFile,
37
 
    TreeLink,
38
 
    )
39
 
 
40
 
 
41
 
class TestTreeDirectory(TestCaseWithTransport):
 
20
from bzrlib.errors import NotVersionedError
 
21
from bzrlib.tests import TestCaseInTempDir
 
22
from bzrlib.trace import mutter
 
23
from bzrlib.workingtree import (TreeEntry, TreeDirectory, TreeFile, TreeLink,
 
24
                                WorkingTree)
 
25
 
 
26
class TestTreeDirectory(TestCaseInTempDir):
42
27
 
43
28
    def test_kind_character(self):
44
29
        self.assertEqual(TreeDirectory().kind_character(), '/')
45
30
 
46
31
 
47
 
class TestTreeEntry(TestCaseWithTransport):
 
32
class TestTreeEntry(TestCaseInTempDir):
48
33
 
49
34
    def test_kind_character(self):
50
35
        self.assertEqual(TreeEntry().kind_character(), '???')
51
36
 
52
37
 
53
 
class TestTreeFile(TestCaseWithTransport):
 
38
class TestTreeFile(TestCaseInTempDir):
54
39
 
55
40
    def test_kind_character(self):
56
41
        self.assertEqual(TreeFile().kind_character(), '')
57
42
 
58
43
 
59
 
class TestTreeLink(TestCaseWithTransport):
 
44
class TestTreeLink(TestCaseInTempDir):
60
45
 
61
46
    def test_kind_character(self):
62
47
        self.assertEqual(TreeLink().kind_character(), '')
63
48
 
64
49
 
65
 
class TestDefaultFormat(TestCaseWithTransport):
66
 
 
67
 
    def test_get_set_default_format(self):
68
 
        old_format = workingtree.WorkingTreeFormat.get_default_format()
69
 
        # default is 3
70
 
        self.assertTrue(isinstance(old_format, workingtree.WorkingTreeFormat3))
71
 
        workingtree.WorkingTreeFormat.set_default_format(SampleTreeFormat())
72
 
        try:
73
 
            # the default branch format is used by the meta dir format
74
 
            # which is not the default bzrdir format at this point
75
 
            dir = bzrdir.BzrDirMetaFormat1().initialize('.')
76
 
            dir.create_repository()
77
 
            dir.create_branch()
78
 
            result = dir.create_workingtree()
79
 
            self.assertEqual(result, 'A tree')
80
 
        finally:
81
 
            workingtree.WorkingTreeFormat.set_default_format(old_format)
82
 
        self.assertEqual(old_format, workingtree.WorkingTreeFormat.get_default_format())
83
 
 
84
 
 
85
 
class SampleTreeFormat(workingtree.WorkingTreeFormat):
86
 
    """A sample format
87
 
 
88
 
    this format is initializable, unsupported to aid in testing the 
89
 
    open and open_downlevel routines.
90
 
    """
91
 
 
92
 
    def get_format_string(self):
93
 
        """See WorkingTreeFormat.get_format_string()."""
94
 
        return "Sample tree format."
95
 
 
96
 
    def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
97
 
                   accelerator_tree=None, hardlink=False):
98
 
        """Sample branches cannot be created."""
99
 
        t = a_bzrdir.get_workingtree_transport(self)
100
 
        t.put_bytes('format', self.get_format_string())
101
 
        return 'A tree'
102
 
 
103
 
    def is_supported(self):
104
 
        return False
105
 
 
106
 
    def open(self, transport, _found=False):
107
 
        return "opened tree."
108
 
 
109
 
 
110
 
class TestWorkingTreeFormat(TestCaseWithTransport):
111
 
    """Tests for the WorkingTreeFormat facility."""
112
 
 
113
 
    def test_find_format(self):
114
 
        # is the right format object found for a working tree?
115
 
        # create a branch with a few known format objects.
116
 
        self.build_tree(["foo/", "bar/"])
117
 
        def check_format(format, url):
118
 
            dir = format._matchingbzrdir.initialize(url)
119
 
            dir.create_repository()
120
 
            dir.create_branch()
121
 
            format.initialize(dir)
122
 
            t = get_transport(url)
123
 
            found_format = workingtree.WorkingTreeFormat.find_format(dir)
124
 
            self.failUnless(isinstance(found_format, format.__class__))
125
 
        check_format(workingtree.WorkingTreeFormat3(), "bar")
126
 
        
127
 
    def test_find_format_no_tree(self):
128
 
        dir = bzrdir.BzrDirMetaFormat1().initialize('.')
129
 
        self.assertRaises(errors.NoWorkingTree,
130
 
                          workingtree.WorkingTreeFormat.find_format,
131
 
                          dir)
132
 
 
133
 
    def test_find_format_unknown_format(self):
134
 
        dir = bzrdir.BzrDirMetaFormat1().initialize('.')
135
 
        dir.create_repository()
136
 
        dir.create_branch()
137
 
        SampleTreeFormat().initialize(dir)
138
 
        self.assertRaises(errors.UnknownFormatError,
139
 
                          workingtree.WorkingTreeFormat.find_format,
140
 
                          dir)
141
 
 
142
 
    def test_register_unregister_format(self):
143
 
        format = SampleTreeFormat()
144
 
        # make a control dir
145
 
        dir = bzrdir.BzrDirMetaFormat1().initialize('.')
146
 
        dir.create_repository()
147
 
        dir.create_branch()
148
 
        # make a branch
149
 
        format.initialize(dir)
150
 
        # register a format for it.
151
 
        workingtree.WorkingTreeFormat.register_format(format)
152
 
        # which branch.Open will refuse (not supported)
153
 
        self.assertRaises(errors.UnsupportedFormatError, workingtree.WorkingTree.open, '.')
154
 
        # but open_downlevel will work
155
 
        self.assertEqual(format.open(dir), workingtree.WorkingTree.open_downlevel('.'))
156
 
        # unregister the format
157
 
        workingtree.WorkingTreeFormat.unregister_format(format)
158
 
 
159
 
 
160
 
class TestWorkingTreeFormat3(TestCaseWithTransport):
161
 
    """Tests specific to WorkingTreeFormat3."""
162
 
 
163
 
    def test_disk_layout(self):
164
 
        control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
165
 
        control.create_repository()
166
 
        control.create_branch()
167
 
        tree = workingtree.WorkingTreeFormat3().initialize(control)
168
 
        # we want:
169
 
        # format 'Bazaar-NG Working Tree format 3'
170
 
        # inventory = blank inventory
171
 
        # pending-merges = ''
172
 
        # stat-cache = ??
173
 
        # no inventory.basis yet
174
 
        t = control.get_workingtree_transport(None)
175
 
        self.assertEqualDiff('Bazaar-NG Working Tree format 3',
176
 
                             t.get('format').read())
177
 
        self.assertEqualDiff(t.get('inventory').read(), 
178
 
                              '<inventory format="5">\n'
179
 
                              '</inventory>\n',
180
 
                             )
181
 
        self.assertEqualDiff('### bzr hashcache v5\n',
182
 
                             t.get('stat-cache').read())
183
 
        self.assertFalse(t.has('inventory.basis'))
184
 
        # no last-revision file means 'None' or 'NULLREVISION'
185
 
        self.assertFalse(t.has('last-revision'))
186
 
        # TODO RBC 20060210 do a commit, check the inventory.basis is created 
187
 
        # correctly and last-revision file becomes present.
188
 
 
189
 
    def test_uses_lockdir(self):
190
 
        """WorkingTreeFormat3 uses its own LockDir:
191
 
            
192
 
            - lock is a directory
193
 
            - when the WorkingTree is locked, LockDir can see that
194
 
        """
195
 
        t = self.get_transport()
196
 
        url = self.get_url()
197
 
        dir = bzrdir.BzrDirMetaFormat1().initialize(url)
198
 
        repo = dir.create_repository()
199
 
        branch = dir.create_branch()
200
 
        try:
201
 
            tree = workingtree.WorkingTreeFormat3().initialize(dir)
202
 
        except errors.NotLocalUrl:
203
 
            raise TestSkipped('Not a local URL')
204
 
        self.assertIsDirectory('.bzr', t)
205
 
        self.assertIsDirectory('.bzr/checkout', t)
206
 
        self.assertIsDirectory('.bzr/checkout/lock', t)
207
 
        our_lock = LockDir(t, '.bzr/checkout/lock')
208
 
        self.assertEquals(our_lock.peek(), None)
 
50
class TestWorkingTree(TestCaseInTempDir):
 
51
 
 
52
    def test_listfiles(self):
 
53
        branch = Branch.initialize('.')
 
54
        os.mkdir('dir')
 
55
        print >> open('file', 'w'), "content"
 
56
        os.symlink('target', 'symlink')
 
57
        tree = branch.working_tree()
 
58
        files = list(tree.list_files())
 
59
        self.assertEqual(files[0], ('dir', '?', 'directory', None, TreeDirectory()))
 
60
        self.assertEqual(files[1], ('file', '?', 'file', None, TreeFile()))
 
61
        self.assertEqual(files[2], ('symlink', '?', 'symlink', None, TreeLink()))
 
62
 
 
63
    def test_construct_with_branch(self):
 
64
        branch = Branch.initialize('.')
 
65
        tree = WorkingTree(branch.base, branch)
 
66
        self.assertEqual(branch, tree.branch)
 
67
        self.assertEqual(branch.base, tree.basedir)
 
68
    
 
69
    def test_construct_without_branch(self):
 
70
        branch = Branch.initialize('.')
 
71
        tree = WorkingTree(branch.base)
 
72
        self.assertEqual(branch.base, tree.branch.base)
 
73
        self.assertEqual(branch.base, tree.basedir)
 
74
 
 
75
    def test_basic_relpath(self):
 
76
        # for comprehensive relpath tests, see whitebox.py.
 
77
        branch = Branch.initialize('.')
 
78
        tree = WorkingTree(branch.base)
 
79
        self.assertEqual('child',
 
80
                         tree.relpath(os.path.join(os.getcwd(), 'child')))
 
81
 
 
82
    def test_lock_locks_branch(self):
 
83
        branch = Branch.initialize('.')
 
84
        tree = WorkingTree(branch.base)
 
85
        tree.lock_read()
 
86
        self.assertEqual(1, tree.branch._lock_count)
 
87
        self.assertEqual('r', tree.branch._lock_mode)
 
88
        tree.unlock()
 
89
        self.assertEqual(None, tree.branch._lock_count)
209
90
        tree.lock_write()
210
 
        self.assertTrue(our_lock.peek())
 
91
        self.assertEqual(1, tree.branch._lock_count)
 
92
        self.assertEqual('w', tree.branch._lock_mode)
211
93
        tree.unlock()
212
 
        self.assertEquals(our_lock.peek(), None)
213
 
 
214
 
    def test_missing_pending_merges(self):
215
 
        control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
216
 
        control.create_repository()
217
 
        control.create_branch()
218
 
        tree = workingtree.WorkingTreeFormat3().initialize(control)
219
 
        tree._transport.delete("pending-merges")
220
 
        self.assertEqual([], tree.get_parent_ids())
221
 
 
222
 
 
223
 
class TestFormat2WorkingTree(TestCaseWithTransport):
224
 
    """Tests that are specific to format 2 trees."""
225
 
 
226
 
    def create_format2_tree(self, url):
227
 
        return self.make_branch_and_tree(
228
 
            url, format=bzrdir.BzrDirFormat6())
229
 
 
230
 
    def test_conflicts(self):
231
 
        # test backwards compatability
232
 
        tree = self.create_format2_tree('.')
233
 
        self.assertRaises(errors.UnsupportedOperation, tree.set_conflicts,
234
 
                          None)
235
 
        file('lala.BASE', 'wb').write('labase')
236
 
        expected = conflicts.ContentsConflict('lala')
237
 
        self.assertEqual(list(tree.conflicts()), [expected])
238
 
        file('lala', 'wb').write('la')
239
 
        tree.add('lala', 'lala-id')
240
 
        expected = conflicts.ContentsConflict('lala', file_id='lala-id')
241
 
        self.assertEqual(list(tree.conflicts()), [expected])
242
 
        file('lala.THIS', 'wb').write('lathis')
243
 
        file('lala.OTHER', 'wb').write('laother')
244
 
        # When "text conflict"s happen, stem, THIS and OTHER are text
245
 
        expected = conflicts.TextConflict('lala', file_id='lala-id')
246
 
        self.assertEqual(list(tree.conflicts()), [expected])
247
 
        os.unlink('lala.OTHER')
248
 
        os.mkdir('lala.OTHER')
249
 
        expected = conflicts.ContentsConflict('lala', file_id='lala-id')
250
 
        self.assertEqual(list(tree.conflicts()), [expected])
251
 
 
252
 
 
253
 
class InstrumentedTree(object):
254
 
    """A instrumented tree to check the needs_tree_write_lock decorator."""
255
 
 
256
 
    def __init__(self):
257
 
        self._locks = []
258
 
 
259
 
    def lock_tree_write(self):
260
 
        self._locks.append('t')
261
 
 
262
 
    @needs_tree_write_lock
263
 
    def method_with_tree_write_lock(self, *args, **kwargs):
264
 
        """A lock_tree_write decorated method that returns its arguments."""
265
 
        return args, kwargs
266
 
 
267
 
    @needs_tree_write_lock
268
 
    def method_that_raises(self):
269
 
        """This method causes an exception when called with parameters.
 
94
        self.assertEqual(None, tree.branch._lock_count)
 
95
 
 
96
    def get_pullable_branches(self):
 
97
        self.build_tree(['from/', 'from/file', 'to/'])
 
98
        br_a = Branch.initialize('from')
 
99
        br_a.add('file')
 
100
        br_a.working_tree().commit('foo', rev_id='A')
 
101
        br_b = Branch.initialize('to')
 
102
        return br_a, br_b
 
103
 
 
104
    def test_pull(self):
 
105
        br_a, br_b = self.get_pullable_branches()
 
106
        br_b.working_tree().pull(br_a)
 
107
        self.failUnless(br_b.has_revision('A'))
 
108
        self.assertEqual(['A'], br_b.revision_history())
 
109
 
 
110
    def test_pull_overwrites(self):
 
111
        br_a, br_b = self.get_pullable_branches()
 
112
        br_b.working_tree().commit('foo', rev_id='B')
 
113
        self.assertEqual(['B'], br_b.revision_history())
 
114
        br_b.working_tree().pull(br_a, overwrite=True)
 
115
        self.failUnless(br_b.has_revision('A'))
 
116
        self.failUnless(br_b.has_revision('B'))
 
117
        self.assertEqual(['A'], br_b.revision_history())
 
118
 
 
119
    def test_revert(self):
 
120
        """Test selected-file revert"""
 
121
        b = Branch.initialize('.')
 
122
 
 
123
        self.build_tree(['hello.txt'])
 
124
        file('hello.txt', 'w').write('initial hello')
 
125
 
 
126
        self.assertRaises(NotVersionedError,
 
127
                          b.working_tree().revert, ['hello.txt'])
270
128
        
271
 
        This allows the decorator code to be checked - it should still call
272
 
        unlock.
273
 
        """
274
 
 
275
 
    def unlock(self):
276
 
        self._locks.append('u')
277
 
 
278
 
 
279
 
class TestInstrumentedTree(TestCase):
280
 
 
281
 
    def test_needs_tree_write_lock(self):
282
 
        """@needs_tree_write_lock should be semantically transparent."""
283
 
        tree = InstrumentedTree()
284
 
        self.assertEqual(
285
 
            'method_with_tree_write_lock',
286
 
            tree.method_with_tree_write_lock.__name__)
287
 
        self.assertEqual(
288
 
            "A lock_tree_write decorated method that returns its arguments.",
289
 
            tree.method_with_tree_write_lock.__doc__)
290
 
        args = (1, 2, 3)
291
 
        kwargs = {'a':'b'}
292
 
        result = tree.method_with_tree_write_lock(1,2,3, a='b')
293
 
        self.assertEqual((args, kwargs), result)
294
 
        self.assertEqual(['t', 'u'], tree._locks)
295
 
        self.assertRaises(TypeError, tree.method_that_raises, 'foo')
296
 
        self.assertEqual(['t', 'u', 't', 'u'], tree._locks)
297
 
 
298
 
 
299
 
class TestRevert(TestCaseWithTransport):
300
 
 
301
 
    def test_revert_conflicts_recursive(self):
302
 
        this_tree = self.make_branch_and_tree('this-tree')
303
 
        self.build_tree_contents([('this-tree/foo/',),
304
 
                                  ('this-tree/foo/bar', 'bar')])
305
 
        this_tree.add(['foo', 'foo/bar'])
306
 
        this_tree.commit('created foo/bar')
307
 
        other_tree = this_tree.bzrdir.sprout('other-tree').open_workingtree()
308
 
        self.build_tree_contents([('other-tree/foo/bar', 'baz')])
309
 
        other_tree.commit('changed bar')
310
 
        self.build_tree_contents([('this-tree/foo/bar', 'qux')])
311
 
        this_tree.commit('changed qux')
312
 
        this_tree.merge_from_branch(other_tree.branch)
313
 
        self.assertEqual(1, len(this_tree.conflicts()))
314
 
        this_tree.revert(['foo'])
315
 
        self.assertEqual(0, len(this_tree.conflicts()))
316
 
 
317
 
 
318
 
class TestAutoResolve(TestCaseWithTransport):
319
 
 
320
 
    def test_auto_resolve(self):
321
 
        base = self.make_branch_and_tree('base')
322
 
        self.build_tree_contents([('base/hello', 'Hello')])
323
 
        base.add('hello', 'hello_id')
324
 
        base.commit('Hello')
325
 
        other = base.bzrdir.sprout('other').open_workingtree()
326
 
        self.build_tree_contents([('other/hello', 'hELLO')])
327
 
        other.commit('Case switch')
328
 
        this = base.bzrdir.sprout('this').open_workingtree()
329
 
        self.failUnlessExists('this/hello')
330
 
        self.build_tree_contents([('this/hello', 'Hello World')])
331
 
        this.commit('Add World')
332
 
        this.merge_from_branch(other.branch)
333
 
        self.assertEqual([conflicts.TextConflict('hello', None, 'hello_id')],
334
 
                         this.conflicts())
335
 
        this.auto_resolve()
336
 
        self.assertEqual([conflicts.TextConflict('hello', None, 'hello_id')],
337
 
                         this.conflicts())
338
 
        self.build_tree_contents([('this/hello', '<<<<<<<')])
339
 
        this.auto_resolve()
340
 
        self.assertEqual([conflicts.TextConflict('hello', None, 'hello_id')],
341
 
                         this.conflicts())
342
 
        self.build_tree_contents([('this/hello', '=======')])
343
 
        this.auto_resolve()
344
 
        self.assertEqual([conflicts.TextConflict('hello', None, 'hello_id')],
345
 
                         this.conflicts())
346
 
        self.build_tree_contents([('this/hello', '\n>>>>>>>')])
347
 
        remaining, resolved = this.auto_resolve()
348
 
        self.assertEqual([conflicts.TextConflict('hello', None, 'hello_id')],
349
 
                         this.conflicts())
350
 
        self.assertEqual([], resolved)
351
 
        self.build_tree_contents([('this/hello', 'hELLO wORLD')])
352
 
        remaining, resolved = this.auto_resolve()
353
 
        self.assertEqual([], this.conflicts())
354
 
        self.assertEqual([conflicts.TextConflict('hello', None, 'hello_id')],
355
 
                         resolved)
356
 
        self.failIfExists('this/hello.BASE')
357
 
 
358
 
    def test_auto_resolve_dir(self):
359
 
        tree = self.make_branch_and_tree('tree')
360
 
        self.build_tree(['tree/hello/'])
361
 
        tree.add('hello', 'hello-id')
362
 
        file_conflict = conflicts.TextConflict('file', None, 'hello-id')
363
 
        tree.set_conflicts(conflicts.ConflictList([file_conflict]))
364
 
        tree.auto_resolve()
365
 
 
366
 
 
367
 
class TestFindTrees(TestCaseWithTransport):
368
 
 
369
 
    def test_find_trees(self):
370
 
        self.make_branch_and_tree('foo')
371
 
        self.make_branch_and_tree('foo/bar')
372
 
        # Sticking a tree inside a control dir is heinous, so let's skip it
373
 
        self.make_branch_and_tree('foo/.bzr/baz')
374
 
        self.make_branch('qux')
375
 
        trees = workingtree.WorkingTree.find_trees('.')
376
 
        self.assertEqual(2, len(list(trees)))
 
129
        b.add(['hello.txt'])
 
130
        b.working_tree().commit('create initial hello.txt')
 
131
 
 
132
        self.check_file_contents('hello.txt', 'initial hello')
 
133
        file('hello.txt', 'w').write('new hello')
 
134
        self.check_file_contents('hello.txt', 'new hello')
 
135
 
 
136
        wt = b.working_tree()
 
137
 
 
138
        # revert file modified since last revision
 
139
        wt.revert(['hello.txt'])
 
140
        self.check_file_contents('hello.txt', 'initial hello')
 
141
        self.check_file_contents('hello.txt~', 'new hello')
 
142
 
 
143
        # reverting again does not clobber the backup
 
144
        wt.revert(['hello.txt'])
 
145
        self.check_file_contents('hello.txt', 'initial hello')
 
146
        self.check_file_contents('hello.txt~', 'new hello')