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bzrlib/tests/test_workingtree.py
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# Copyright (C) 2005-2010 Canonical Ltd
 
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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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#
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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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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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from cStringIO import StringIO
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19
import os
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from bzrlib.bzrdir import BzrDir
29
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from bzrlib.lockdir import LockDir
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from bzrlib.mutabletree import needs_tree_write_lock
 
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from bzrlib.symbol_versioning import zero_thirteen
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from bzrlib.tests import TestCase, TestCaseWithTransport, TestSkipped
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from bzrlib.transport import get_transport
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from bzrlib.workingtree import (
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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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84
 
84
 
    def test_open(self):
85
 
        tree = self.make_branch_and_tree('.')
86
 
        open_direct = workingtree.WorkingTree.open('.')
87
 
        self.assertEqual(tree.basedir, open_direct.basedir)
88
 
        open_no_args = workingtree.WorkingTree.open()
89
 
        self.assertEqual(tree.basedir, open_no_args.basedir)
90
 
 
91
 
    def test_open_containing(self):
92
 
        tree = self.make_branch_and_tree('.')
93
 
        open_direct, relpath = workingtree.WorkingTree.open_containing('.')
94
 
        self.assertEqual(tree.basedir, open_direct.basedir)
95
 
        self.assertEqual('', relpath)
96
 
        open_no_args, relpath = workingtree.WorkingTree.open_containing()
97
 
        self.assertEqual(tree.basedir, open_no_args.basedir)
98
 
        self.assertEqual('', relpath)
99
 
        open_subdir, relpath = workingtree.WorkingTree.open_containing('subdir')
100
 
        self.assertEqual(tree.basedir, open_subdir.basedir)
101
 
        self.assertEqual('subdir', relpath)
102
 
 
103
85
 
104
86
class SampleTreeFormat(workingtree.WorkingTreeFormat):
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    """A sample format
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88
 
107
 
    this format is initializable, unsupported to aid in testing the
 
89
    this format is initializable, unsupported to aid in testing the 
108
90
    open and open_downlevel routines.
109
91
    """
110
92
 
112
94
        """See WorkingTreeFormat.get_format_string()."""
113
95
        return "Sample tree format."
114
96
 
115
 
    def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
116
 
                   accelerator_tree=None, hardlink=False):
 
97
    def initialize(self, a_bzrdir, revision_id=None):
117
98
        """Sample branches cannot be created."""
118
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        t = a_bzrdir.get_workingtree_transport(self)
119
100
        t.put_bytes('format', self.get_format_string())
142
123
            found_format = workingtree.WorkingTreeFormat.find_format(dir)
143
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            self.failUnless(isinstance(found_format, format.__class__))
144
125
        check_format(workingtree.WorkingTreeFormat3(), "bar")
145
 
 
 
126
        
146
127
    def test_find_format_no_tree(self):
147
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        dir = bzrdir.BzrDirMetaFormat1().initialize('.')
148
129
        self.assertRaises(errors.NoWorkingTree,
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        t = control.get_workingtree_transport(None)
194
175
        self.assertEqualDiff('Bazaar-NG Working Tree format 3',
195
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                             t.get('format').read())
196
 
        self.assertEqualDiff(t.get('inventory').read(),
 
177
        self.assertEqualDiff(t.get('inventory').read(), 
197
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                              '<inventory format="5">\n'
198
179
                              '</inventory>\n',
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                             )
202
183
        self.assertFalse(t.has('inventory.basis'))
203
184
        # no last-revision file means 'None' or 'NULLREVISION'
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        self.assertFalse(t.has('last-revision'))
205
 
        # TODO RBC 20060210 do a commit, check the inventory.basis is created
 
186
        # TODO RBC 20060210 do a commit, check the inventory.basis is created 
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187
        # correctly and last-revision file becomes present.
207
188
 
208
189
    def test_uses_lockdir(self):
209
190
        """WorkingTreeFormat3 uses its own LockDir:
210
 
 
 
191
            
211
192
            - lock is a directory
212
193
            - when the WorkingTree is locked, LockDir can see that
213
194
        """
235
216
        control.create_repository()
236
217
        control.create_branch()
237
218
        tree = workingtree.WorkingTreeFormat3().initialize(control)
238
 
        tree._transport.delete("pending-merges")
 
219
        tree._control_files._transport.delete("pending-merges")
239
220
        self.assertEqual([], tree.get_parent_ids())
240
221
 
241
222
 
 
223
class TestWorkingTreeFormatAB1(TestCaseWithTransport):
 
224
    """Tests specific to WorkingTreeFormat3."""
 
225
 
 
226
    def test_disk_layout(self):
 
227
        tree = self.make_branch_and_tree('.', format='experimental-knit3')
 
228
        control = tree.bzrdir
 
229
        # we want:
 
230
        # format 'Bazaar-NG Working Tree format AB1'
 
231
        # inventory = 1 entry for root
 
232
        # pending-merges = ''
 
233
        # no inventory.basis yet
 
234
        t = control.get_workingtree_transport(None)
 
235
        self.assertEqualDiff('Bazaar-NG Working Tree format AB1',
 
236
                             t.get('format').read())
 
237
        self.assertContainsRe(t.get('inventory').read(), 
 
238
                              '<inventory format="7">\n'
 
239
                              '<directory file_id="[^"]*" name="" />\n'
 
240
                              '</inventory>\n',
 
241
                             )
 
242
        self.assertEqualDiff('### bzr hashcache v5\n',
 
243
                             t.get('stat-cache').read())
 
244
        self.assertFalse(t.has('basis-inventory-cache'))
 
245
        # no last-revision file means 'None' or 'NULLREVISION'
 
246
        self.assertFalse(t.has('last-revision'))
 
247
        tree.set_root_id('my-root-id')
 
248
        tree.commit('test', rev_id='revision-1')
 
249
        self.assertTrue(t.has('basis-inventory-cache'))
 
250
        self.assertTrue(t.has('last-revision'))
 
251
        self.assertEqualDiff(t.get('basis-inventory-cache').read(), 
 
252
            '<inventory format="7" revision_id="revision-1">\n'
 
253
            '<directory file_id="my-root-id" name="" revision="revision-1" />\n'
 
254
            '</inventory>\n')
 
255
    
 
256
    def test_incompatible_repo(self):
 
257
        control = bzrdir.format_registry.make_bzrdir('knit')
 
258
        control.workingtree_format = workingtree.WorkingTreeFormatAB1()
 
259
        tree = self.make_branch_and_tree('.', format=control)
 
260
        self.assertRaises(errors.RootNotRich, tree.commit)
 
261
 
 
262
    def test_compatible_repo(self):
 
263
        tree = self.make_branch_and_tree('.', format='experimental-knit3')
 
264
        tree.set_root_id('my-root-id')
 
265
        tree.commit('test', rev_id='revision-1')
 
266
        tree.commit('test', rev_id='revision-2')
 
267
        revision_tree = tree.branch.repository.revision_tree('revision-2')
 
268
        self.assertEqual('revision-1', 
 
269
                         revision_tree.inventory['my-root-id'].revision)
 
270
 
 
271
 
242
272
class TestFormat2WorkingTree(TestCaseWithTransport):
243
273
    """Tests that are specific to format 2 trees."""
244
274
 
269
299
        self.assertEqual(list(tree.conflicts()), [expected])
270
300
 
271
301
 
 
302
class TestNonFormatSpecificCode(TestCaseWithTransport):
 
303
    """This class contains tests of workingtree that are not format specific."""
 
304
 
 
305
    def test_gen_file_id(self):
 
306
        file_id = self.applyDeprecated(zero_thirteen, workingtree.gen_file_id,
 
307
                                      'filename')
 
308
        self.assertStartsWith(file_id, 'filename-')
 
309
 
 
310
    def test_gen_root_id(self):
 
311
        file_id = self.applyDeprecated(zero_thirteen, workingtree.gen_root_id)
 
312
        self.assertStartsWith(file_id, 'tree_root-')
 
313
        
 
314
 
272
315
class InstrumentedTree(object):
273
316
    """A instrumented tree to check the needs_tree_write_lock decorator."""
274
317
 
286
329
    @needs_tree_write_lock
287
330
    def method_that_raises(self):
288
331
        """This method causes an exception when called with parameters.
289
 
 
 
332
        
290
333
        This allows the decorator code to be checked - it should still call
291
334
        unlock.
292
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        """
303
346
        self.assertEqual(
304
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            'method_with_tree_write_lock',
305
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            tree.method_with_tree_write_lock.__name__)
306
 
        self.assertDocstring(
 
349
        self.assertEqual(
307
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            "A lock_tree_write decorated method that returns its arguments.",
308
 
            tree.method_with_tree_write_lock)
 
351
            tree.method_with_tree_write_lock.__doc__)
309
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        args = (1, 2, 3)
310
353
        kwargs = {'a':'b'}
311
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        result = tree.method_with_tree_write_lock(1,2,3, a='b')
313
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        self.assertEqual(['t', 'u'], tree._locks)
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        self.assertRaises(TypeError, tree.method_that_raises, 'foo')
315
358
        self.assertEqual(['t', 'u', 't', 'u'], tree._locks)
316
 
 
317
 
 
318
 
class TestRevert(TestCaseWithTransport):
319
 
 
320
 
    def test_revert_conflicts_recursive(self):
321
 
        this_tree = self.make_branch_and_tree('this-tree')
322
 
        self.build_tree_contents([('this-tree/foo/',),
323
 
                                  ('this-tree/foo/bar', 'bar')])
324
 
        this_tree.add(['foo', 'foo/bar'])
325
 
        this_tree.commit('created foo/bar')
326
 
        other_tree = this_tree.bzrdir.sprout('other-tree').open_workingtree()
327
 
        self.build_tree_contents([('other-tree/foo/bar', 'baz')])
328
 
        other_tree.commit('changed bar')
329
 
        self.build_tree_contents([('this-tree/foo/bar', 'qux')])
330
 
        this_tree.commit('changed qux')
331
 
        this_tree.merge_from_branch(other_tree.branch)
332
 
        self.assertEqual(1, len(this_tree.conflicts()))
333
 
        this_tree.revert(['foo'])
334
 
        self.assertEqual(0, len(this_tree.conflicts()))
335
 
 
336
 
 
337
 
class TestAutoResolve(TestCaseWithTransport):
338
 
 
339
 
    def test_auto_resolve(self):
340
 
        base = self.make_branch_and_tree('base')
341
 
        self.build_tree_contents([('base/hello', 'Hello')])
342
 
        base.add('hello', 'hello_id')
343
 
        base.commit('Hello')
344
 
        other = base.bzrdir.sprout('other').open_workingtree()
345
 
        self.build_tree_contents([('other/hello', 'hELLO')])
346
 
        other.commit('Case switch')
347
 
        this = base.bzrdir.sprout('this').open_workingtree()
348
 
        self.failUnlessExists('this/hello')
349
 
        self.build_tree_contents([('this/hello', 'Hello World')])
350
 
        this.commit('Add World')
351
 
        this.merge_from_branch(other.branch)
352
 
        self.assertEqual([conflicts.TextConflict('hello', None, 'hello_id')],
353
 
                         this.conflicts())
354
 
        this.auto_resolve()
355
 
        self.assertEqual([conflicts.TextConflict('hello', None, 'hello_id')],
356
 
                         this.conflicts())
357
 
        self.build_tree_contents([('this/hello', '<<<<<<<')])
358
 
        this.auto_resolve()
359
 
        self.assertEqual([conflicts.TextConflict('hello', None, 'hello_id')],
360
 
                         this.conflicts())
361
 
        self.build_tree_contents([('this/hello', '=======')])
362
 
        this.auto_resolve()
363
 
        self.assertEqual([conflicts.TextConflict('hello', None, 'hello_id')],
364
 
                         this.conflicts())
365
 
        self.build_tree_contents([('this/hello', '\n>>>>>>>')])
366
 
        remaining, resolved = this.auto_resolve()
367
 
        self.assertEqual([conflicts.TextConflict('hello', None, 'hello_id')],
368
 
                         this.conflicts())
369
 
        self.assertEqual([], resolved)
370
 
        self.build_tree_contents([('this/hello', 'hELLO wORLD')])
371
 
        remaining, resolved = this.auto_resolve()
372
 
        self.assertEqual([], this.conflicts())
373
 
        self.assertEqual([conflicts.TextConflict('hello', None, 'hello_id')],
374
 
                         resolved)
375
 
        self.failIfExists('this/hello.BASE')
376
 
 
377
 
    def test_auto_resolve_dir(self):
378
 
        tree = self.make_branch_and_tree('tree')
379
 
        self.build_tree(['tree/hello/'])
380
 
        tree.add('hello', 'hello-id')
381
 
        file_conflict = conflicts.TextConflict('file', None, 'hello-id')
382
 
        tree.set_conflicts(conflicts.ConflictList([file_conflict]))
383
 
        tree.auto_resolve()
384
 
 
385
 
 
386
 
class TestFindTrees(TestCaseWithTransport):
387
 
 
388
 
    def test_find_trees(self):
389
 
        self.make_branch_and_tree('foo')
390
 
        self.make_branch_and_tree('foo/bar')
391
 
        # Sticking a tree inside a control dir is heinous, so let's skip it
392
 
        self.make_branch_and_tree('foo/.bzr/baz')
393
 
        self.make_branch('qux')
394
 
        trees = workingtree.WorkingTree.find_trees('.')
395
 
        self.assertEqual(2, len(list(trees)))