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Viewing changes to bzrlib/tests/test_shelf.py

  • Committer: Robert Collins
  • Date: 2009-07-07 04:32:13 UTC
  • mto: This revision was merged to the branch mainline in revision 4524.
  • Revision ID: robertc@robertcollins.net-20090707043213-4hjjhgr40iq7gk2d
More informative assertions in xml serialisation.

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bzrlib/tests/test_shelf.py
 
1
# Copyright (C) 2008 Canonical Ltd
 
2
#
 
3
# This program is free software; you can redistribute it and/or modify
 
4
# it under the terms of the GNU General Public License as published by
 
5
# the Free Software Foundation; either version 2 of the License, or
 
6
# (at your option) any later version.
 
7
#
 
8
# This program is distributed in the hope that it will be useful,
 
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
11
# GNU General Public License for more details.
 
12
#
 
13
# You should have received a copy of the GNU General Public License
 
14
# along with this program; if not, write to the Free Software
 
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
16
 
 
17
import os
 
18
 
 
19
from bzrlib import (
 
20
    errors,
 
21
    osutils,
 
22
    pack,
 
23
    shelf,
 
24
    tests,
 
25
    transform,
 
26
    workingtree,
 
27
    )
 
28
 
 
29
 
 
30
EMPTY_SHELF = ("Bazaar pack format 1 (introduced in 0.18)\n"
 
31
               "B23\n"
 
32
               "metadata\n\n"
 
33
               "d11:revision_id5:null:e"
 
34
               "B159\n"
 
35
               "attribs\n\n"
 
36
               "d10:_id_numberi0e18:_new_executabilityde7:_new_idde"
 
37
               "9:_new_namede11:_new_parentde16:_non_present_idsde"
 
38
               "17:_removed_contentsle11:_removed_idle14:_tree_path_idsdeeE")
 
39
 
 
40
 
 
41
class TestPrepareShelf(tests.TestCaseWithTransport):
 
42
 
 
43
    def test_shelve_rename(self):
 
44
        tree = self.make_branch_and_tree('.')
 
45
        self.build_tree(['foo'])
 
46
        tree.add(['foo'], ['foo-id'])
 
47
        tree.commit('foo')
 
48
        tree.rename_one('foo', 'bar')
 
49
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
50
        self.addCleanup(creator.finalize)
 
51
        self.assertEqual([('rename', 'foo-id', 'foo', 'bar')],
 
52
                          list(creator.iter_shelvable()))
 
53
        creator.shelve_rename('foo-id')
 
54
        work_trans_id = creator.work_transform.trans_id_file_id('foo-id')
 
55
        self.assertEqual('foo', creator.work_transform.final_name(
 
56
                         work_trans_id))
 
57
        shelf_trans_id = creator.shelf_transform.trans_id_file_id('foo-id')
 
58
        self.assertEqual('bar', creator.shelf_transform.final_name(
 
59
                         shelf_trans_id))
 
60
 
 
61
    def test_shelve_move(self):
 
62
        tree = self.make_branch_and_tree('.')
 
63
        self.build_tree(['foo/', 'bar/', 'foo/baz'])
 
64
        tree.add(['foo', 'bar', 'foo/baz'], ['foo-id', 'bar-id', 'baz-id'])
 
65
        tree.commit('foo')
 
66
        tree.rename_one('foo/baz', 'bar/baz')
 
67
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
68
        self.addCleanup(creator.finalize)
 
69
        self.assertEqual([('rename', 'baz-id', 'foo/baz', 'bar/baz')],
 
70
                         list(creator.iter_shelvable()))
 
71
        creator.shelve_rename('baz-id')
 
72
        work_trans_id = creator.work_transform.trans_id_file_id('baz-id')
 
73
        work_foo = creator.work_transform.trans_id_file_id('foo-id')
 
74
        self.assertEqual(work_foo, creator.work_transform.final_parent(
 
75
                         work_trans_id))
 
76
        shelf_trans_id = creator.shelf_transform.trans_id_file_id('baz-id')
 
77
        shelf_bar = creator.shelf_transform.trans_id_file_id('bar-id')
 
78
        self.assertEqual(shelf_bar, creator.shelf_transform.final_parent(
 
79
                         shelf_trans_id))
 
80
        creator.transform()
 
81
        self.assertEqual('foo/baz', tree.id2path('baz-id'))
 
82
 
 
83
    def assertShelvedFileEqual(self, expected_content, creator, file_id):
 
84
        s_trans_id = creator.shelf_transform.trans_id_file_id(file_id)
 
85
        shelf_file = creator.shelf_transform._limbo_name(s_trans_id)
 
86
        self.assertFileEqual(expected_content, shelf_file)
 
87
 
 
88
    def test_shelve_content_change(self):
 
89
        tree = self.make_branch_and_tree('.')
 
90
        tree.lock_write()
 
91
        self.addCleanup(tree.unlock)
 
92
        self.build_tree_contents([('foo', 'a\n')])
 
93
        tree.add('foo', 'foo-id')
 
94
        tree.commit('Committed foo')
 
95
        self.build_tree_contents([('foo', 'b\na\nc\n')])
 
96
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
97
        self.addCleanup(creator.finalize)
 
98
        self.assertEqual([('modify text', 'foo-id')],
 
99
                         list(creator.iter_shelvable()))
 
100
        creator.shelve_lines('foo-id', ['a\n', 'c\n'])
 
101
        creator.transform()
 
102
        self.assertFileEqual('a\nc\n', 'foo')
 
103
        self.assertShelvedFileEqual('b\na\n', creator, 'foo-id')
 
104
 
 
105
    def test_shelve_creation(self):
 
106
        tree = self.make_branch_and_tree('.')
 
107
        tree.lock_write()
 
108
        self.addCleanup(tree.unlock)
 
109
        tree.commit('Empty tree')
 
110
        self.build_tree_contents([('foo', 'a\n'), ('bar/',)])
 
111
        tree.add(['foo', 'bar'], ['foo-id', 'bar-id'])
 
112
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
113
        self.addCleanup(creator.finalize)
 
114
        self.assertEqual([('add file', 'bar-id', 'directory', 'bar'),
 
115
                          ('add file', 'foo-id', 'file', 'foo')],
 
116
                          sorted(list(creator.iter_shelvable())))
 
117
        creator.shelve_creation('foo-id')
 
118
        creator.shelve_creation('bar-id')
 
119
        creator.transform()
 
120
        self.assertRaises(StopIteration,
 
121
                          tree.iter_entries_by_dir(['foo-id']).next)
 
122
        s_trans_id = creator.shelf_transform.trans_id_file_id('foo-id')
 
123
        self.assertEqual('foo-id',
 
124
                         creator.shelf_transform.final_file_id(s_trans_id))
 
125
        self.failIfExists('foo')
 
126
        self.failIfExists('bar')
 
127
        self.assertShelvedFileEqual('a\n', creator, 'foo-id')
 
128
        s_bar_trans_id = creator.shelf_transform.trans_id_file_id('bar-id')
 
129
        self.assertEqual('directory',
 
130
            creator.shelf_transform.final_kind(s_bar_trans_id))
 
131
 
 
132
    def _test_shelve_symlink_creation(self, link_name, link_target):
 
133
        self.requireFeature(tests.SymlinkFeature)
 
134
        tree = self.make_branch_and_tree('.')
 
135
        tree.lock_write()
 
136
        self.addCleanup(tree.unlock)
 
137
        tree.commit('Empty tree')
 
138
        os.symlink(link_target, link_name)
 
139
        tree.add(link_name, 'foo-id')
 
140
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
141
        self.addCleanup(creator.finalize)
 
142
        self.assertEqual([('add file', 'foo-id', 'symlink', link_name)],
 
143
                         list(creator.iter_shelvable()))
 
144
        creator.shelve_creation('foo-id')
 
145
        creator.transform()
 
146
        s_trans_id = creator.shelf_transform.trans_id_file_id('foo-id')
 
147
        self.failIfExists(link_name)
 
148
        limbo_name = creator.shelf_transform._limbo_name(s_trans_id)
 
149
        self.assertEqual(link_target, osutils.readlink(limbo_name))
 
150
        ptree = creator.shelf_transform.get_preview_tree()
 
151
        self.assertEqual(link_target, ptree.get_symlink_target('foo-id'))
 
152
 
 
153
    def test_shelve_symlink_creation(self):
 
154
        self._test_shelve_symlink_creation('foo', 'bar')
 
155
 
 
156
    def test_shelve_unicode_symlink_creation(self):
 
157
        self.requireFeature(tests.UnicodeFilenameFeature)
 
158
        self._test_shelve_symlink_creation(u'fo\N{Euro Sign}o',
 
159
                                           u'b\N{Euro Sign}ar')
 
160
 
 
161
    def _test_shelve_symlink_target_change(self, link_name,
 
162
                                           old_target, new_target):
 
163
        self.requireFeature(tests.SymlinkFeature)
 
164
        tree = self.make_branch_and_tree('.')
 
165
        tree.lock_write()
 
166
        self.addCleanup(tree.unlock)
 
167
        os.symlink(old_target, link_name)
 
168
        tree.add(link_name, 'foo-id')
 
169
        tree.commit("commit symlink")
 
170
        os.unlink(link_name)
 
171
        os.symlink(new_target, link_name)
 
172
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
173
        self.addCleanup(creator.finalize)
 
174
        self.assertEqual([('modify target', 'foo-id', link_name,
 
175
                           old_target, new_target)],
 
176
                         list(creator.iter_shelvable()))
 
177
        creator.shelve_modify_target('foo-id')
 
178
        creator.transform()
 
179
        self.assertEqual(old_target, osutils.readlink(link_name))
 
180
        s_trans_id = creator.shelf_transform.trans_id_file_id('foo-id')
 
181
        limbo_name = creator.shelf_transform._limbo_name(s_trans_id)
 
182
        self.assertEqual(new_target, osutils.readlink(limbo_name))
 
183
        ptree = creator.shelf_transform.get_preview_tree()
 
184
        self.assertEqual(new_target, ptree.get_symlink_target('foo-id'))
 
185
 
 
186
    def test_shelve_symlink_target_change(self):
 
187
        self._test_shelve_symlink_target_change('foo', 'bar', 'baz')
 
188
 
 
189
    def test_shelve_unicode_symlink_target_change(self):
 
190
        self.requireFeature(tests.UnicodeFilenameFeature)
 
191
        self._test_shelve_symlink_target_change(
 
192
            u'fo\N{Euro Sign}o', u'b\N{Euro Sign}ar', u'b\N{Euro Sign}az')
 
193
 
 
194
    def test_shelve_creation_no_contents(self):
 
195
        tree = self.make_branch_and_tree('.')
 
196
        tree.lock_write()
 
197
        self.addCleanup(tree.unlock)
 
198
        tree.commit('Empty tree')
 
199
        self.build_tree(['foo'])
 
200
        tree.add('foo', 'foo-id')
 
201
        os.unlink('foo')
 
202
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
203
        self.addCleanup(creator.finalize)
 
204
        self.assertEqual([('add file', 'foo-id', None, 'foo')],
 
205
                         sorted(list(creator.iter_shelvable())))
 
206
        creator.shelve_creation('foo-id')
 
207
        creator.transform()
 
208
        self.assertRaises(StopIteration,
 
209
                          tree.iter_entries_by_dir(['foo-id']).next)
 
210
        self.assertShelvedFileEqual('', creator, 'foo-id')
 
211
        s_trans_id = creator.shelf_transform.trans_id_file_id('foo-id')
 
212
        self.assertEqual('foo-id',
 
213
                         creator.shelf_transform.final_file_id(s_trans_id))
 
214
        self.failIfExists('foo')
 
215
 
 
216
    def test_shelve_deletion(self):
 
217
        tree = self.make_branch_and_tree('tree')
 
218
        tree.lock_write()
 
219
        self.addCleanup(tree.unlock)
 
220
        self.build_tree_contents([('tree/foo/',), ('tree/foo/bar', 'baz')])
 
221
        tree.add(['foo', 'foo/bar'], ['foo-id', 'bar-id'])
 
222
        tree.commit('Added file and directory')
 
223
        tree.unversion(['foo-id', 'bar-id'])
 
224
        os.unlink('tree/foo/bar')
 
225
        os.rmdir('tree/foo')
 
226
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
227
        self.addCleanup(creator.finalize)
 
228
        self.assertEqual([('delete file', 'bar-id', 'file', 'foo/bar'),
 
229
                          ('delete file', 'foo-id', 'directory', 'foo')],
 
230
                          sorted(list(creator.iter_shelvable())))
 
231
        creator.shelve_deletion('foo-id')
 
232
        creator.shelve_deletion('bar-id')
 
233
        creator.transform()
 
234
        self.assertTrue('foo-id' in tree)
 
235
        self.assertTrue('bar-id' in tree)
 
236
        self.assertFileEqual('baz', 'tree/foo/bar')
 
237
 
 
238
    def test_shelve_delete_contents(self):
 
239
        tree = self.make_branch_and_tree('tree')
 
240
        self.build_tree(['tree/foo',])
 
241
        tree.add('foo', 'foo-id')
 
242
        tree.commit('Added file and directory')
 
243
        os.unlink('tree/foo')
 
244
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
245
        self.addCleanup(creator.finalize)
 
246
        self.assertEqual([('delete file', 'foo-id', 'file', 'foo')],
 
247
                         sorted(list(creator.iter_shelvable())))
 
248
        creator.shelve_deletion('foo-id')
 
249
        creator.transform()
 
250
        self.failUnlessExists('tree/foo')
 
251
 
 
252
    def test_shelve_change_kind(self):
 
253
        tree = self.make_branch_and_tree('tree')
 
254
        self.build_tree_contents([('tree/foo', 'bar')])
 
255
        tree.add('foo', 'foo-id')
 
256
        tree.commit('Added file and directory')
 
257
        os.unlink('tree/foo')
 
258
        os.mkdir('tree/foo')
 
259
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
260
        self.addCleanup(creator.finalize)
 
261
        self.assertEqual([('change kind', 'foo-id', 'file', 'directory',
 
262
                           'foo')], sorted(list(creator.iter_shelvable())))
 
263
        creator.shelve_content_change('foo-id')
 
264
        creator.transform()
 
265
        self.assertFileEqual('bar', 'tree/foo')
 
266
        s_trans_id = creator.shelf_transform.trans_id_file_id('foo-id')
 
267
        self.assertEqual('directory',
 
268
                         creator.shelf_transform._new_contents[s_trans_id])
 
269
 
 
270
    def test_shelve_unversion(self):
 
271
        tree = self.make_branch_and_tree('tree')
 
272
        self.build_tree(['tree/foo',])
 
273
        tree.add('foo', 'foo-id')
 
274
        tree.commit('Added file and directory')
 
275
        tree.unversion(['foo-id'])
 
276
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
277
        self.addCleanup(creator.finalize)
 
278
        self.assertEqual([('delete file', 'foo-id', 'file', 'foo')],
 
279
                         sorted(list(creator.iter_shelvable())))
 
280
        creator.shelve_deletion('foo-id')
 
281
        creator.transform()
 
282
        self.failUnlessExists('tree/foo')
 
283
 
 
284
    def test_shelve_serialization(self):
 
285
        tree = self.make_branch_and_tree('.')
 
286
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
287
        self.addCleanup(creator.finalize)
 
288
        shelf_file = open('shelf', 'wb')
 
289
        self.addCleanup(shelf_file.close)
 
290
        try:
 
291
            creator.write_shelf(shelf_file)
 
292
        finally:
 
293
            shelf_file.close()
 
294
        self.assertFileEqual(EMPTY_SHELF, 'shelf')
 
295
 
 
296
    def test_write_shelf(self):
 
297
        tree = self.make_branch_and_tree('tree')
 
298
        self.build_tree(['tree/foo'])
 
299
        tree.add('foo', 'foo-id')
 
300
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
301
        self.addCleanup(creator.finalize)
 
302
        list(creator.iter_shelvable())
 
303
        creator.shelve_creation('foo-id')
 
304
        shelf_file = open('shelf', 'wb')
 
305
        try:
 
306
            creator.write_shelf(shelf_file)
 
307
        finally:
 
308
            shelf_file.close()
 
309
        parser = pack.ContainerPushParser()
 
310
        shelf_file = open('shelf', 'rb')
 
311
        try:
 
312
            parser.accept_bytes(shelf_file.read())
 
313
        finally:
 
314
            shelf_file.close()
 
315
        tt = transform.TransformPreview(tree)
 
316
        self.addCleanup(tt.finalize)
 
317
        records = iter(parser.read_pending_records())
 
318
        #skip revision-id
 
319
        records.next()
 
320
        tt.deserialize(records)
 
321
 
 
322
    def test_shelve_unversioned(self):
 
323
        tree = self.make_branch_and_tree('tree')
 
324
        self.assertRaises(errors.PathsNotVersionedError,
 
325
                          shelf.ShelfCreator, tree, tree.basis_tree(), ['foo'])
 
326
        # We should be able to lock/unlock the tree if ShelfCreator cleaned
 
327
        # after itself.
 
328
        wt = workingtree.WorkingTree.open('tree')
 
329
        wt.lock_tree_write()
 
330
        wt.unlock()
 
331
        # And a second tentative should raise the same error (no
 
332
        # limbo/pending_deletion leftovers).
 
333
        self.assertRaises(errors.PathsNotVersionedError,
 
334
                          shelf.ShelfCreator, tree, tree.basis_tree(), ['foo'])
 
335
 
 
336
 
 
337
class TestUnshelver(tests.TestCaseWithTransport):
 
338
 
 
339
    def test_make_merger(self):
 
340
        tree = self.make_branch_and_tree('tree')
 
341
        tree.commit('first commit')
 
342
        self.build_tree_contents([('tree/foo', 'bar')])
 
343
        tree.lock_write()
 
344
        self.addCleanup(tree.unlock)
 
345
        tree.add('foo', 'foo-id')
 
346
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
347
        self.addCleanup(creator.finalize)
 
348
        list(creator.iter_shelvable())
 
349
        creator.shelve_creation('foo-id')
 
350
        shelf_file = open('shelf-file', 'w+b')
 
351
        try:
 
352
            creator.write_shelf(shelf_file)
 
353
            creator.transform()
 
354
            shelf_file.seek(0)
 
355
            unshelver = shelf.Unshelver.from_tree_and_shelf(tree, shelf_file)
 
356
            unshelver.make_merger().do_merge()
 
357
            self.assertFileEqual('bar', 'tree/foo')
 
358
        finally:
 
359
            shelf_file.close()
 
360
 
 
361
    def test_unshelve_changed(self):
 
362
        tree = self.make_branch_and_tree('tree')
 
363
        tree.lock_write()
 
364
        self.addCleanup(tree.unlock)
 
365
        self.build_tree_contents([('tree/foo', 'a\nb\nc\n')])
 
366
        tree.add('foo', 'foo-id')
 
367
        tree.commit('first commit')
 
368
        self.build_tree_contents([('tree/foo', 'a\nb\nd\n')])
 
369
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
370
        self.addCleanup(creator.finalize)
 
371
        list(creator.iter_shelvable())
 
372
        creator.shelve_lines('foo-id', ['a\n', 'b\n', 'c\n'])
 
373
        shelf_file = open('shelf', 'w+b')
 
374
        self.addCleanup(shelf_file.close)
 
375
        creator.write_shelf(shelf_file)
 
376
        creator.transform()
 
377
        self.build_tree_contents([('tree/foo', 'z\na\nb\nc\n')])
 
378
        shelf_file.seek(0)
 
379
        unshelver = shelf.Unshelver.from_tree_and_shelf(tree, shelf_file)
 
380
        unshelver.make_merger().do_merge()
 
381
        self.assertFileEqual('z\na\nb\nd\n', 'tree/foo')
 
382
 
 
383
    def test_unshelve_deleted(self):
 
384
        tree = self.make_branch_and_tree('tree')
 
385
        tree.lock_write()
 
386
        self.addCleanup(tree.unlock)
 
387
        self.build_tree_contents([('tree/foo/',), ('tree/foo/bar', 'baz')])
 
388
        tree.add(['foo', 'foo/bar'], ['foo-id', 'bar-id'])
 
389
        tree.commit('Added file and directory')
 
390
        tree.unversion(['foo-id', 'bar-id'])
 
391
        os.unlink('tree/foo/bar')
 
392
        os.rmdir('tree/foo')
 
393
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
394
        list(creator.iter_shelvable())
 
395
        creator.shelve_deletion('foo-id')
 
396
        creator.shelve_deletion('bar-id')
 
397
        shelf_file = open('shelf', 'w+b')
 
398
        self.addCleanup(shelf_file.close)
 
399
        creator.write_shelf(shelf_file)
 
400
        creator.transform()
 
401
        creator.finalize()
 
402
        # validate the test setup
 
403
        self.assertTrue('foo-id' in tree)
 
404
        self.assertTrue('bar-id' in tree)
 
405
        self.assertFileEqual('baz', 'tree/foo/bar')
 
406
        shelf_file.seek(0)
 
407
        unshelver = shelf.Unshelver.from_tree_and_shelf(tree, shelf_file)
 
408
        unshelver.make_merger().do_merge()
 
409
        self.assertFalse('foo-id' in tree)
 
410
        self.assertFalse('bar-id' in tree)
 
411
 
 
412
    def test_unshelve_base(self):
 
413
        tree = self.make_branch_and_tree('tree')
 
414
        tree.lock_write()
 
415
        self.addCleanup(tree.unlock)
 
416
        tree.commit('rev1', rev_id='rev1')
 
417
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
418
        self.addCleanup(creator.finalize)
 
419
        manager = tree.get_shelf_manager()
 
420
        shelf_id, shelf_file = manager.new_shelf()
 
421
        try:
 
422
            creator.write_shelf(shelf_file)
 
423
        finally:
 
424
            shelf_file.close()
 
425
        tree.commit('rev2', rev_id='rev2')
 
426
        shelf_file = manager.read_shelf(1)
 
427
        self.addCleanup(shelf_file.close)
 
428
        unshelver = shelf.Unshelver.from_tree_and_shelf(tree, shelf_file)
 
429
        self.addCleanup(unshelver.finalize)
 
430
        self.assertEqual('rev1', unshelver.base_tree.get_revision_id())
 
431
 
 
432
    def test_unshelve_serialization(self):
 
433
        tree = self.make_branch_and_tree('.')
 
434
        self.build_tree_contents([('shelf', EMPTY_SHELF)])
 
435
        shelf_file = open('shelf', 'rb')
 
436
        self.addCleanup(shelf_file.close)
 
437
        unshelver = shelf.Unshelver.from_tree_and_shelf(tree, shelf_file)
 
438
 
 
439
    def test_corrupt_shelf(self):
 
440
        tree = self.make_branch_and_tree('.')
 
441
        self.build_tree_contents([('shelf', EMPTY_SHELF.replace('metadata',
 
442
                                                                'foo'))])
 
443
        shelf_file = open('shelf', 'rb')
 
444
        self.addCleanup(shelf_file.close)
 
445
        e = self.assertRaises(errors.ShelfCorrupt,
 
446
                              shelf.Unshelver.from_tree_and_shelf, tree,
 
447
                              shelf_file)
 
448
        self.assertEqual('Shelf corrupt.', str(e))
 
449
 
 
450
 
 
451
class TestShelfManager(tests.TestCaseWithTransport):
 
452
 
 
453
    def test_get_shelf_manager(self):
 
454
        tree = self.make_branch_and_tree('.')
 
455
        manager = tree.get_shelf_manager()
 
456
        self.assertEqual(tree._transport.base + 'shelf/',
 
457
                         manager.transport.base)
 
458
 
 
459
    def get_manager(self):
 
460
        return self.make_branch_and_tree('.').get_shelf_manager()
 
461
 
 
462
    def test_get_shelf_filename(self):
 
463
        tree = self.make_branch_and_tree('.')
 
464
        manager = tree.get_shelf_manager()
 
465
        self.assertEqual('shelf-1', manager.get_shelf_filename(1))
 
466
 
 
467
    def test_get_shelf_ids(self):
 
468
        tree = self.make_branch_and_tree('.')
 
469
        manager = tree.get_shelf_manager()
 
470
        self.assertEqual([1, 3], manager.get_shelf_ids(
 
471
                         ['shelf-1', 'shelf-02', 'shelf-3']))
 
472
 
 
473
    def test_new_shelf(self):
 
474
        manager = self.get_manager()
 
475
        shelf_id, shelf_file = manager.new_shelf()
 
476
        shelf_file.close()
 
477
        self.assertEqual(1, shelf_id)
 
478
        shelf_id, shelf_file = manager.new_shelf()
 
479
        shelf_file.close()
 
480
        self.assertEqual(2, shelf_id)
 
481
        manager.delete_shelf(1)
 
482
        shelf_id, shelf_file = manager.new_shelf()
 
483
        shelf_file.close()
 
484
        self.assertEqual(3, shelf_id)
 
485
 
 
486
    def test_active_shelves(self):
 
487
        manager = self.get_manager()
 
488
        self.assertEqual([], manager.active_shelves())
 
489
        shelf_id, shelf_file = manager.new_shelf()
 
490
        shelf_file.close()
 
491
        self.assertEqual([1], manager.active_shelves())
 
492
 
 
493
    def test_delete_shelf(self):
 
494
        manager = self.get_manager()
 
495
        shelf_id, shelf_file = manager.new_shelf()
 
496
        shelf_file.close()
 
497
        self.assertEqual([1], manager.active_shelves())
 
498
        manager.delete_shelf(1)
 
499
        self.assertEqual([], manager.active_shelves())
 
500
 
 
501
    def test_last_shelf(self):
 
502
        manager = self.get_manager()
 
503
        self.assertIs(None, manager.last_shelf())
 
504
        shelf_id, shelf_file = manager.new_shelf()
 
505
        shelf_file.close()
 
506
        self.assertEqual(1, manager.last_shelf())
 
507
 
 
508
    def test_read_shelf(self):
 
509
        manager = self.get_manager()
 
510
        shelf_id, shelf_file = manager.new_shelf()
 
511
        try:
 
512
            shelf_file.write('foo')
 
513
        finally:
 
514
            shelf_file.close()
 
515
        shelf_id, shelf_file = manager.new_shelf()
 
516
        try:
 
517
            shelf_file.write('bar')
 
518
        finally:
 
519
            shelf_file.close()
 
520
        shelf_file = manager.read_shelf(1)
 
521
        try:
 
522
            self.assertEqual('foo', shelf_file.read())
 
523
        finally:
 
524
            shelf_file.close()
 
525
        shelf_file = manager.read_shelf(2)
 
526
        try:
 
527
            self.assertEqual('bar', shelf_file.read())
 
528
        finally:
 
529
            shelf_file.close()
 
530
 
 
531
    def test_read_non_existant(self):
 
532
        manager = self.get_manager()
 
533
        e = self.assertRaises(errors.NoSuchShelfId, manager.read_shelf, 1)
 
534
        self.assertEqual('No changes are shelved with id "1".', str(e))
 
535
 
 
536
    def test_shelve_changes(self):
 
537
        tree = self.make_branch_and_tree('tree')
 
538
        tree.commit('no-change commit')
 
539
        tree.lock_write()
 
540
        self.addCleanup(tree.unlock)
 
541
        self.build_tree_contents([('tree/foo', 'bar')])
 
542
        self.assertFileEqual('bar', 'tree/foo')
 
543
        tree.add('foo', 'foo-id')
 
544
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
545
        self.addCleanup(creator.finalize)
 
546
        list(creator.iter_shelvable())
 
547
        creator.shelve_creation('foo-id')
 
548
        shelf_manager = tree.get_shelf_manager()
 
549
        shelf_id = shelf_manager.shelve_changes(creator)
 
550
        self.failIfExists('tree/foo')
 
551
        unshelver = shelf_manager.get_unshelver(shelf_id)
 
552
        unshelver.make_merger().do_merge()
 
553
        self.assertFileEqual('bar', 'tree/foo')
 
554
 
 
555
    def test_get_metadata(self):
 
556
        tree = self.make_branch_and_tree('.')
 
557
        creator = shelf.ShelfCreator(tree, tree.basis_tree())
 
558
        shelf_manager = tree.get_shelf_manager()
 
559
        shelf_id = shelf_manager.shelve_changes(creator, 'foo')
 
560
        metadata = shelf_manager.get_metadata(shelf_id)
 
561
        self.assertEqual('foo', metadata['message'])
 
562
        self.assertEqual('null:', metadata['revision_id'])