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Viewing changes to bzrlib/tests/test_shelf_ui.py

  • Committer: Ian Clatworthy
  • Date: 2007-12-11 02:07:30 UTC
  • mto: (3119.1.1 ianc-integration)
  • mto: This revision was merged to the branch mainline in revision 3120.
  • Revision ID: ian.clatworthy@internode.on.net-20071211020730-sdj4kj794dw0628e
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bzrlib/tests/test_shelf_ui.py
1
 
# Copyright (C) 2008, 2009, 2010 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
 
 
18
 
from cStringIO import StringIO
19
 
import os
20
 
import sys
21
 
from textwrap import dedent
22
 
 
23
 
from bzrlib import (
24
 
    errors,
25
 
    shelf_ui,
26
 
    revision,
27
 
    tests,
28
 
)
29
 
from bzrlib.tests import script
30
 
 
31
 
 
32
 
class ExpectShelver(shelf_ui.Shelver):
33
 
    """A variant of Shelver that intercepts console activity, for testing."""
34
 
 
35
 
    def __init__(self, work_tree, target_tree, diff_writer=None,
36
 
                 auto=False, auto_apply=False, file_list=None, message=None,
37
 
                 destroy=False, reporter=None):
38
 
        shelf_ui.Shelver.__init__(self, work_tree, target_tree, diff_writer,
39
 
                                  auto, auto_apply, file_list, message,
40
 
                                  destroy, reporter=reporter)
41
 
        self.expected = []
42
 
        self.diff_writer = StringIO()
43
 
 
44
 
    def expect(self, prompt, response):
45
 
        self.expected.append((prompt, response))
46
 
 
47
 
    def prompt(self, message):
48
 
        try:
49
 
            prompt, response = self.expected.pop(0)
50
 
        except IndexError:
51
 
            raise AssertionError('Unexpected prompt: %s' % message)
52
 
        if prompt != message:
53
 
            raise AssertionError('Wrong prompt: %s' % message)
54
 
        return response
55
 
 
56
 
 
57
 
LINES_AJ = 'a\nb\nc\nd\ne\nf\ng\nh\ni\nj\n'
58
 
 
59
 
 
60
 
LINES_ZY = 'z\nb\nc\nd\ne\nf\ng\nh\ni\ny\n'
61
 
 
62
 
 
63
 
LINES_AY = 'a\nb\nc\nd\ne\nf\ng\nh\ni\ny\n'
64
 
 
65
 
 
66
 
class ShelfTestCase(tests.TestCaseWithTransport):
67
 
 
68
 
    def create_shelvable_tree(self):
69
 
        tree = self.make_branch_and_tree('tree')
70
 
        self.build_tree_contents([('tree/foo', LINES_AJ)])
71
 
        tree.add('foo', 'foo-id')
72
 
        tree.commit('added foo')
73
 
        self.build_tree_contents([('tree/foo', LINES_ZY)])
74
 
        return tree
75
 
 
76
 
 
77
 
class TestShelver(ShelfTestCase):
78
 
 
79
 
    def test_unexpected_prompt_failure(self):
80
 
        tree = self.create_shelvable_tree()
81
 
        tree.lock_tree_write()
82
 
        self.addCleanup(tree.unlock)
83
 
        shelver = ExpectShelver(tree, tree.basis_tree())
84
 
        self.addCleanup(shelver.finalize)
85
 
        e = self.assertRaises(AssertionError, shelver.run)
86
 
        self.assertEqual('Unexpected prompt: Shelve? [yNfq?]', str(e))
87
 
 
88
 
    def test_wrong_prompt_failure(self):
89
 
        tree = self.create_shelvable_tree()
90
 
        tree.lock_tree_write()
91
 
        self.addCleanup(tree.unlock)
92
 
        shelver = ExpectShelver(tree, tree.basis_tree())
93
 
        self.addCleanup(shelver.finalize)
94
 
        shelver.expect('foo', 'y')
95
 
        e = self.assertRaises(AssertionError, shelver.run)
96
 
        self.assertEqual('Wrong prompt: Shelve? [yNfq?]', str(e))
97
 
 
98
 
    def test_shelve_not_diff(self):
99
 
        tree = self.create_shelvable_tree()
100
 
        tree.lock_tree_write()
101
 
        self.addCleanup(tree.unlock)
102
 
        shelver = ExpectShelver(tree, tree.basis_tree())
103
 
        self.addCleanup(shelver.finalize)
104
 
        shelver.expect('Shelve? [yNfq?]', 'n')
105
 
        shelver.expect('Shelve? [yNfq?]', 'n')
106
 
        # No final shelving prompt because no changes were selected
107
 
        shelver.run()
108
 
        self.assertFileEqual(LINES_ZY, 'tree/foo')
109
 
 
110
 
    def test_shelve_diff_no(self):
111
 
        tree = self.create_shelvable_tree()
112
 
        tree.lock_tree_write()
113
 
        self.addCleanup(tree.unlock)
114
 
        shelver = ExpectShelver(tree, tree.basis_tree())
115
 
        self.addCleanup(shelver.finalize)
116
 
        shelver.expect('Shelve? [yNfq?]', 'y')
117
 
        shelver.expect('Shelve? [yNfq?]', 'y')
118
 
        shelver.expect('Shelve 2 change(s)? [yNfq?]', 'n')
119
 
        shelver.run()
120
 
        self.assertFileEqual(LINES_ZY, 'tree/foo')
121
 
 
122
 
    def test_shelve_diff(self):
123
 
        tree = self.create_shelvable_tree()
124
 
        tree.lock_tree_write()
125
 
        self.addCleanup(tree.unlock)
126
 
        shelver = ExpectShelver(tree, tree.basis_tree())
127
 
        self.addCleanup(shelver.finalize)
128
 
        shelver.expect('Shelve? [yNfq?]', 'y')
129
 
        shelver.expect('Shelve? [yNfq?]', 'y')
130
 
        shelver.expect('Shelve 2 change(s)? [yNfq?]', 'y')
131
 
        shelver.run()
132
 
        self.assertFileEqual(LINES_AJ, 'tree/foo')
133
 
 
134
 
    def test_shelve_one_diff(self):
135
 
        tree = self.create_shelvable_tree()
136
 
        tree.lock_tree_write()
137
 
        self.addCleanup(tree.unlock)
138
 
        shelver = ExpectShelver(tree, tree.basis_tree())
139
 
        self.addCleanup(shelver.finalize)
140
 
        shelver.expect('Shelve? [yNfq?]', 'y')
141
 
        shelver.expect('Shelve? [yNfq?]', 'n')
142
 
        shelver.expect('Shelve 1 change(s)? [yNfq?]', 'y')
143
 
        shelver.run()
144
 
        self.assertFileEqual(LINES_AY, 'tree/foo')
145
 
 
146
 
    def test_shelve_binary_change(self):
147
 
        tree = self.create_shelvable_tree()
148
 
        self.build_tree_contents([('tree/foo', '\x00')])
149
 
        tree.lock_tree_write()
150
 
        self.addCleanup(tree.unlock)
151
 
        shelver = ExpectShelver(tree, tree.basis_tree())
152
 
        self.addCleanup(shelver.finalize)
153
 
        shelver.expect('Shelve binary changes? [yNfq?]', 'y')
154
 
        shelver.expect('Shelve 1 change(s)? [yNfq?]', 'y')
155
 
        shelver.run()
156
 
        self.assertFileEqual(LINES_AJ, 'tree/foo')
157
 
 
158
 
    def test_shelve_rename(self):
159
 
        tree = self.create_shelvable_tree()
160
 
        tree.rename_one('foo', 'bar')
161
 
        tree.lock_tree_write()
162
 
        self.addCleanup(tree.unlock)
163
 
        shelver = ExpectShelver(tree, tree.basis_tree())
164
 
        self.addCleanup(shelver.finalize)
165
 
        shelver.expect('Shelve renaming "foo" => "bar"? [yNfq?]', 'y')
166
 
        shelver.expect('Shelve? [yNfq?]', 'y')
167
 
        shelver.expect('Shelve? [yNfq?]', 'y')
168
 
        shelver.expect('Shelve 3 change(s)? [yNfq?]', 'y')
169
 
        shelver.run()
170
 
        self.assertFileEqual(LINES_AJ, 'tree/foo')
171
 
 
172
 
    def test_shelve_deletion(self):
173
 
        tree = self.create_shelvable_tree()
174
 
        os.unlink('tree/foo')
175
 
        tree.lock_tree_write()
176
 
        self.addCleanup(tree.unlock)
177
 
        shelver = ExpectShelver(tree, tree.basis_tree())
178
 
        self.addCleanup(shelver.finalize)
179
 
        shelver.expect('Shelve removing file "foo"? [yNfq?]', 'y')
180
 
        shelver.expect('Shelve 1 change(s)? [yNfq?]', 'y')
181
 
        shelver.run()
182
 
        self.assertFileEqual(LINES_AJ, 'tree/foo')
183
 
 
184
 
    def test_shelve_creation(self):
185
 
        tree = self.make_branch_and_tree('tree')
186
 
        tree.commit('add tree root')
187
 
        self.build_tree(['tree/foo'])
188
 
        tree.add('foo')
189
 
        tree.lock_tree_write()
190
 
        self.addCleanup(tree.unlock)
191
 
        shelver = ExpectShelver(tree, tree.basis_tree())
192
 
        self.addCleanup(shelver.finalize)
193
 
        shelver.expect('Shelve adding file "foo"? [yNfq?]', 'y')
194
 
        shelver.expect('Shelve 1 change(s)? [yNfq?]', 'y')
195
 
        shelver.run()
196
 
        self.assertPathDoesNotExist('tree/foo')
197
 
 
198
 
    def test_shelve_kind_change(self):
199
 
        tree = self.create_shelvable_tree()
200
 
        os.unlink('tree/foo')
201
 
        os.mkdir('tree/foo')
202
 
        tree.lock_tree_write()
203
 
        self.addCleanup(tree.unlock)
204
 
        shelver = ExpectShelver(tree, tree.basis_tree())
205
 
        self.addCleanup(shelver.finalize)
206
 
        shelver.expect('Shelve changing "foo" from file to directory? [yNfq?]',
207
 
                       'y')
208
 
        shelver.expect('Shelve 1 change(s)? [yNfq?]', 'y')
209
 
 
210
 
    def test_shelve_modify_target(self):
211
 
        self.requireFeature(tests.SymlinkFeature)
212
 
        tree = self.create_shelvable_tree()
213
 
        os.symlink('bar', 'tree/baz')
214
 
        tree.add('baz', 'baz-id')
215
 
        tree.commit("Add symlink")
216
 
        os.unlink('tree/baz')
217
 
        os.symlink('vax', 'tree/baz')
218
 
        tree.lock_tree_write()
219
 
        self.addCleanup(tree.unlock)
220
 
        shelver = ExpectShelver(tree, tree.basis_tree())
221
 
        self.addCleanup(shelver.finalize)
222
 
        shelver.expect('Shelve changing target of "baz" from "bar" to '
223
 
                '"vax"? [yNfq?]', 'y')
224
 
        shelver.expect('Shelve 1 change(s)? [yNfq?]', 'y')
225
 
        shelver.run()
226
 
        self.assertEqual('bar', os.readlink('tree/baz'))
227
 
 
228
 
    def test_shelve_finish(self):
229
 
        tree = self.create_shelvable_tree()
230
 
        tree.lock_tree_write()
231
 
        self.addCleanup(tree.unlock)
232
 
        shelver = ExpectShelver(tree, tree.basis_tree())
233
 
        self.addCleanup(shelver.finalize)
234
 
        shelver.expect('Shelve? [yNfq?]', 'f')
235
 
        shelver.expect('Shelve 2 change(s)? [yNfq?]', 'y')
236
 
        shelver.run()
237
 
        self.assertFileEqual(LINES_AJ, 'tree/foo')
238
 
 
239
 
    def test_shelve_quit(self):
240
 
        tree = self.create_shelvable_tree()
241
 
        tree.lock_tree_write()
242
 
        self.addCleanup(tree.unlock)
243
 
        shelver = ExpectShelver(tree, tree.basis_tree())
244
 
        self.addCleanup(shelver.finalize)
245
 
        shelver.expect('Shelve? [yNfq?]', 'q')
246
 
        self.assertRaises(errors.UserAbort, shelver.run)
247
 
        self.assertFileEqual(LINES_ZY, 'tree/foo')
248
 
 
249
 
    def test_shelve_all(self):
250
 
        tree = self.create_shelvable_tree()
251
 
        shelver = ExpectShelver.from_args(sys.stdout, all=True,
252
 
            directory='tree')
253
 
        try:
254
 
            shelver.run()
255
 
        finally:
256
 
            shelver.finalize()
257
 
        self.assertFileEqual(LINES_AJ, 'tree/foo')
258
 
 
259
 
    def test_shelve_filename(self):
260
 
        tree = self.create_shelvable_tree()
261
 
        self.build_tree(['tree/bar'])
262
 
        tree.add('bar')
263
 
        tree.lock_tree_write()
264
 
        self.addCleanup(tree.unlock)
265
 
        shelver = ExpectShelver(tree, tree.basis_tree(), file_list=['bar'])
266
 
        self.addCleanup(shelver.finalize)
267
 
        shelver.expect('Shelve adding file "bar"? [yNfq?]', 'y')
268
 
        shelver.expect('Shelve 1 change(s)? [yNfq?]', 'y')
269
 
        shelver.run()
270
 
 
271
 
    def test_shelve_help(self):
272
 
        tree = self.create_shelvable_tree()
273
 
        tree.lock_tree_write()
274
 
        self.addCleanup(tree.unlock)
275
 
        shelver = ExpectShelver(tree, tree.basis_tree())
276
 
        self.addCleanup(shelver.finalize)
277
 
        shelver.expect('Shelve? [yNfq?]', '?')
278
 
        shelver.expect('Shelve? [(y)es, (N)o, (f)inish, or (q)uit]', 'f')
279
 
        shelver.expect('Shelve 2 change(s)? [yNfq?]', 'y')
280
 
        shelver.run()
281
 
 
282
 
    def test_shelve_destroy(self):
283
 
        tree = self.create_shelvable_tree()
284
 
        shelver = shelf_ui.Shelver.from_args(sys.stdout, all=True,
285
 
                                             directory='tree', destroy=True)
286
 
        self.addCleanup(shelver.finalize)
287
 
        shelver.run()
288
 
        self.assertIs(None, tree.get_shelf_manager().last_shelf())
289
 
        self.assertFileEqual(LINES_AJ, 'tree/foo')
290
 
 
291
 
    @staticmethod
292
 
    def shelve_all(tree, target_revision_id):
293
 
        tree.lock_write()
294
 
        try:
295
 
            target = tree.branch.repository.revision_tree(target_revision_id)
296
 
            shelver = shelf_ui.Shelver(tree, target, auto=True,
297
 
                                       auto_apply=True)
298
 
            try:
299
 
                shelver.run()
300
 
            finally:
301
 
                shelver.finalize()
302
 
        finally:
303
 
            tree.unlock()
304
 
 
305
 
    def test_shelve_old_root_deleted(self):
306
 
        tree1 = self.make_branch_and_tree('tree1')
307
 
        tree1.commit('add root')
308
 
        tree2 = self.make_branch_and_tree('tree2')
309
 
        rev2 = tree2.commit('add root')
310
 
        tree1.merge_from_branch(tree2.branch,
311
 
                                from_revision=revision.NULL_REVISION)
312
 
        tree1.commit('Replaced root entry')
313
 
        # This is essentially assertNotRaises(InconsistentDelta)
314
 
        # With testtools 0.99, it can be rewritten as:
315
 
        # with ExpectedException(AssertionError,
316
 
        #                        'InconsistentDelta not raised'):
317
 
        #     with ExpectedException(errors.InconsistentDelta, ''):
318
 
        #         self.shelve_all(tree1, rev2)
319
 
        e = self.assertRaises(AssertionError, self.assertRaises,
320
 
                              errors.InconsistentDelta, self.shelve_all, tree1,
321
 
                              rev2)
322
 
        self.assertContainsRe('InconsistentDelta not raised', str(e))
323
 
 
324
 
    def test_shelve_split(self):
325
 
        outer_tree = self.make_branch_and_tree('outer')
326
 
        outer_tree.commit('Add root')
327
 
        inner_tree = self.make_branch_and_tree('outer/inner')
328
 
        rev2 = inner_tree.commit('Add root')
329
 
        outer_tree.subsume(inner_tree)
330
 
        # This is essentially assertNotRaises(ValueError).
331
 
        # The ValueError is 'None is not a valid file id'.
332
 
        self.expectFailure('Cannot shelve a join back to the inner tree.',
333
 
                           self.assertRaises, AssertionError,
334
 
                           self.assertRaises, ValueError, self.shelve_all,
335
 
                           outer_tree, rev2)
336
 
 
337
 
 
338
 
class TestApplyReporter(ShelfTestCase):
339
 
 
340
 
    def test_shelve_not_diff(self):
341
 
        tree = self.create_shelvable_tree()
342
 
        tree.lock_tree_write()
343
 
        self.addCleanup(tree.unlock)
344
 
        shelver = ExpectShelver(tree, tree.basis_tree(),
345
 
                                reporter=shelf_ui.ApplyReporter())
346
 
        self.addCleanup(shelver.finalize)
347
 
        shelver.expect('Apply change? [yNfq?]', 'n')
348
 
        shelver.expect('Apply change? [yNfq?]', 'n')
349
 
        # No final shelving prompt because no changes were selected
350
 
        shelver.run()
351
 
        self.assertFileEqual(LINES_ZY, 'tree/foo')
352
 
 
353
 
    def test_shelve_diff_no(self):
354
 
        tree = self.create_shelvable_tree()
355
 
        tree.lock_tree_write()
356
 
        self.addCleanup(tree.unlock)
357
 
        shelver = ExpectShelver(tree, tree.basis_tree(),
358
 
                                reporter=shelf_ui.ApplyReporter())
359
 
        self.addCleanup(shelver.finalize)
360
 
        shelver.expect('Apply change? [yNfq?]', 'y')
361
 
        shelver.expect('Apply change? [yNfq?]', 'y')
362
 
        shelver.expect('Apply 2 change(s)? [yNfq?]', 'n')
363
 
        shelver.run()
364
 
        self.assertFileEqual(LINES_ZY, 'tree/foo')
365
 
 
366
 
    def test_shelve_diff(self):
367
 
        tree = self.create_shelvable_tree()
368
 
        tree.lock_tree_write()
369
 
        self.addCleanup(tree.unlock)
370
 
        shelver = ExpectShelver(tree, tree.basis_tree(),
371
 
                                reporter=shelf_ui.ApplyReporter())
372
 
        self.addCleanup(shelver.finalize)
373
 
        shelver.expect('Apply change? [yNfq?]', 'y')
374
 
        shelver.expect('Apply change? [yNfq?]', 'y')
375
 
        shelver.expect('Apply 2 change(s)? [yNfq?]', 'y')
376
 
        shelver.run()
377
 
        self.assertFileEqual(LINES_AJ, 'tree/foo')
378
 
 
379
 
    def test_shelve_binary_change(self):
380
 
        tree = self.create_shelvable_tree()
381
 
        self.build_tree_contents([('tree/foo', '\x00')])
382
 
        tree.lock_tree_write()
383
 
        self.addCleanup(tree.unlock)
384
 
        shelver = ExpectShelver(tree, tree.basis_tree(),
385
 
                                reporter=shelf_ui.ApplyReporter())
386
 
        self.addCleanup(shelver.finalize)
387
 
        shelver.expect('Apply binary changes? [yNfq?]', 'y')
388
 
        shelver.expect('Apply 1 change(s)? [yNfq?]', 'y')
389
 
        shelver.run()
390
 
        self.assertFileEqual(LINES_AJ, 'tree/foo')
391
 
 
392
 
    def test_shelve_rename(self):
393
 
        tree = self.create_shelvable_tree()
394
 
        tree.rename_one('foo', 'bar')
395
 
        tree.lock_tree_write()
396
 
        self.addCleanup(tree.unlock)
397
 
        shelver = ExpectShelver(tree, tree.basis_tree(),
398
 
                                reporter=shelf_ui.ApplyReporter())
399
 
        self.addCleanup(shelver.finalize)
400
 
        shelver.expect('Rename "bar" => "foo"? [yNfq?]', 'y')
401
 
        shelver.expect('Apply change? [yNfq?]', 'y')
402
 
        shelver.expect('Apply change? [yNfq?]', 'y')
403
 
        shelver.expect('Apply 3 change(s)? [yNfq?]', 'y')
404
 
        shelver.run()
405
 
        self.assertFileEqual(LINES_AJ, 'tree/foo')
406
 
 
407
 
    def test_shelve_deletion(self):
408
 
        tree = self.create_shelvable_tree()
409
 
        os.unlink('tree/foo')
410
 
        tree.lock_tree_write()
411
 
        self.addCleanup(tree.unlock)
412
 
        shelver = ExpectShelver(tree, tree.basis_tree(),
413
 
                                reporter=shelf_ui.ApplyReporter())
414
 
        self.addCleanup(shelver.finalize)
415
 
        shelver.expect('Add file "foo"? [yNfq?]', 'y')
416
 
        shelver.expect('Apply 1 change(s)? [yNfq?]', 'y')
417
 
        shelver.run()
418
 
        self.assertFileEqual(LINES_AJ, 'tree/foo')
419
 
 
420
 
    def test_shelve_creation(self):
421
 
        tree = self.make_branch_and_tree('tree')
422
 
        tree.commit('add tree root')
423
 
        self.build_tree(['tree/foo'])
424
 
        tree.add('foo')
425
 
        tree.lock_tree_write()
426
 
        self.addCleanup(tree.unlock)
427
 
        shelver = ExpectShelver(tree, tree.basis_tree(),
428
 
                                reporter=shelf_ui.ApplyReporter())
429
 
        self.addCleanup(shelver.finalize)
430
 
        shelver.expect('Delete file "foo"? [yNfq?]', 'y')
431
 
        shelver.expect('Apply 1 change(s)? [yNfq?]', 'y')
432
 
        shelver.run()
433
 
        self.assertPathDoesNotExist('tree/foo')
434
 
 
435
 
    def test_shelve_kind_change(self):
436
 
        tree = self.create_shelvable_tree()
437
 
        os.unlink('tree/foo')
438
 
        os.mkdir('tree/foo')
439
 
        tree.lock_tree_write()
440
 
        self.addCleanup(tree.unlock)
441
 
        shelver = ExpectShelver(tree, tree.basis_tree(),
442
 
                               reporter=shelf_ui.ApplyReporter())
443
 
        self.addCleanup(shelver.finalize)
444
 
        shelver.expect('Change "foo" from directory to a file? [yNfq?]', 'y')
445
 
        shelver.expect('Apply 1 change(s)? [yNfq?]', 'y')
446
 
 
447
 
    def test_shelve_modify_target(self):
448
 
        self.requireFeature(tests.SymlinkFeature)
449
 
        tree = self.create_shelvable_tree()
450
 
        os.symlink('bar', 'tree/baz')
451
 
        tree.add('baz', 'baz-id')
452
 
        tree.commit("Add symlink")
453
 
        os.unlink('tree/baz')
454
 
        os.symlink('vax', 'tree/baz')
455
 
        tree.lock_tree_write()
456
 
        self.addCleanup(tree.unlock)
457
 
        shelver = ExpectShelver(tree, tree.basis_tree(),
458
 
                                reporter=shelf_ui.ApplyReporter())
459
 
        self.addCleanup(shelver.finalize)
460
 
        shelver.expect('Change target of "baz" from "vax" to "bar"? [yNfq?]',
461
 
                       'y')
462
 
        shelver.expect('Apply 1 change(s)? [yNfq?]', 'y')
463
 
        shelver.run()
464
 
        self.assertEqual('bar', os.readlink('tree/baz'))
465
 
 
466
 
 
467
 
class TestUnshelver(tests.TestCaseWithTransport):
468
 
 
469
 
    def create_tree_with_shelf(self):
470
 
        tree = self.make_branch_and_tree('tree')
471
 
        tree.lock_write()
472
 
        try:
473
 
            self.build_tree_contents([('tree/foo', LINES_AJ)])
474
 
            tree.add('foo', 'foo-id')
475
 
            tree.commit('added foo')
476
 
            self.build_tree_contents([('tree/foo', LINES_ZY)])
477
 
            shelver = shelf_ui.Shelver(tree, tree.basis_tree(),
478
 
                                       auto_apply=True, auto=True)
479
 
            try:
480
 
                shelver.run()
481
 
            finally:
482
 
                shelver.finalize()
483
 
        finally:
484
 
            tree.unlock()
485
 
        return tree
486
 
 
487
 
    def test_unshelve(self):
488
 
        tree = self.create_tree_with_shelf()
489
 
        tree.lock_write()
490
 
        self.addCleanup(tree.unlock)
491
 
        manager = tree.get_shelf_manager()
492
 
        shelf_ui.Unshelver(tree, manager, 1, True, True, True).run()
493
 
        self.assertFileEqual(LINES_ZY, 'tree/foo')
494
 
 
495
 
    def test_unshelve_args(self):
496
 
        tree = self.create_tree_with_shelf()
497
 
        unshelver = shelf_ui.Unshelver.from_args(directory='tree')
498
 
        try:
499
 
            unshelver.run()
500
 
        finally:
501
 
            unshelver.tree.unlock()
502
 
        self.assertFileEqual(LINES_ZY, 'tree/foo')
503
 
        self.assertIs(None, tree.get_shelf_manager().last_shelf())
504
 
 
505
 
    def test_unshelve_args_dry_run(self):
506
 
        tree = self.create_tree_with_shelf()
507
 
        unshelver = shelf_ui.Unshelver.from_args(directory='tree',
508
 
            action='dry-run')
509
 
        try:
510
 
            unshelver.run()
511
 
        finally:
512
 
            unshelver.tree.unlock()
513
 
        self.assertFileEqual(LINES_AJ, 'tree/foo')
514
 
        self.assertEqual(1, tree.get_shelf_manager().last_shelf())
515
 
 
516
 
    def test_unshelve_args_preview(self):
517
 
        tree = self.create_tree_with_shelf()
518
 
        write_diff_to = StringIO()
519
 
        unshelver = shelf_ui.Unshelver.from_args(
520
 
            directory='tree', action='preview', write_diff_to=write_diff_to)
521
 
        try:
522
 
            unshelver.run()
523
 
        finally:
524
 
            unshelver.tree.unlock()
525
 
        # The changes were not unshelved.
526
 
        self.assertFileEqual(LINES_AJ, 'tree/foo')
527
 
        self.assertEqual(1, tree.get_shelf_manager().last_shelf())
528
 
 
529
 
        # But the diff was written to write_diff_to.
530
 
        diff = write_diff_to.getvalue()
531
 
        expected = dedent("""\
532
 
            @@ -1,4 +1,4 @@
533
 
            -a
534
 
            +z
535
 
             b
536
 
             c
537
 
             d
538
 
            @@ -7,4 +7,4 @@
539
 
             g
540
 
             h
541
 
             i
542
 
            -j
543
 
            +y
544
 
 
545
 
            """)
546
 
        self.assertEqualDiff(expected, diff[-len(expected):])
547
 
 
548
 
    def test_unshelve_args_delete_only(self):
549
 
        tree = self.make_branch_and_tree('tree')
550
 
        manager = tree.get_shelf_manager()
551
 
        shelf_file = manager.new_shelf()[1]
552
 
        try:
553
 
            shelf_file.write('garbage')
554
 
        finally:
555
 
            shelf_file.close()
556
 
        unshelver = shelf_ui.Unshelver.from_args(directory='tree',
557
 
                                                 action='delete-only')
558
 
        try:
559
 
            unshelver.run()
560
 
        finally:
561
 
            unshelver.tree.unlock()
562
 
        self.assertIs(None, manager.last_shelf())
563
 
 
564
 
    def test_unshelve_args_invalid_shelf_id(self):
565
 
        tree = self.make_branch_and_tree('tree')
566
 
        manager = tree.get_shelf_manager()
567
 
        shelf_file = manager.new_shelf()[1]
568
 
        try:
569
 
            shelf_file.write('garbage')
570
 
        finally:
571
 
            shelf_file.close()
572
 
        self.assertRaises(errors.InvalidShelfId,
573
 
            shelf_ui.Unshelver.from_args, directory='tree',
574
 
            action='delete-only', shelf_id='foo')
575
 
 
576
 
 
577
 
class TestUnshelveScripts(TestUnshelver, 
578
 
                          script.TestCaseWithTransportAndScript): 
579
 
 
580
 
    def test_unshelve_messages_keep(self):
581
 
        self.create_tree_with_shelf()
582
 
        self.run_script("""
583
 
$ cd tree
584
 
$ bzr unshelve --keep
585
 
2>Using changes with id "1".
586
 
2> M  foo
587
 
2>All changes applied successfully.
588
 
""")
589
 
 
590
 
    def test_unshelve_messages_delete(self):
591
 
        self.create_tree_with_shelf()
592
 
        self.run_script("""
593
 
$ cd tree
594
 
$ bzr unshelve --delete-only
595
 
2>Deleted changes with id "1".
596
 
""")
597
 
 
598
 
    def test_unshelve_messages_apply(self):
599
 
        self.create_tree_with_shelf()
600
 
        self.run_script("""
601
 
$ cd tree
602
 
$ bzr unshelve --apply
603
 
2>Using changes with id "1".
604
 
2> M  foo
605
 
2>All changes applied successfully.
606
 
2>Deleted changes with id "1".
607
 
""")
608
 
 
609
 
    def test_unshelve_messages_dry_run(self):
610
 
        self.create_tree_with_shelf()
611
 
        self.run_script("""
612
 
$ cd tree
613
 
$ bzr unshelve --dry-run
614
 
2>Using changes with id "1".
615
 
2> M  foo
616
 
""")