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Viewing changes to breezy/tests/blackbox/test_checkout.py

  • Committer: Jelmer Vernooij
  • Date: 2020-03-22 01:35:14 UTC
  • mfrom: (7490.7.6 work)
  • mto: This revision was merged to the branch mainline in revision 7499.
  • Revision ID: jelmer@jelmer.uk-20200322013514-7vw1ntwho04rcuj3
merge lp:brz/3.1.

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breezy/tests/blackbox/test_checkout.py
 
1
# Copyright (C) 2006, 2007, 2009-2012, 2016 Canonical Ltd
 
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#
 
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# This program is free software; you can redistribute it and/or modify
 
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# 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
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
11
# GNU General Public License for more details.
 
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#
 
13
# 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
 
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
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"""Tests for the 'checkout' CLI command."""
 
18
 
 
19
import os
 
20
 
 
21
from breezy import (
 
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    branch as _mod_branch,
 
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    controldir,
 
24
    errors,
 
25
    workingtree,
 
26
    )
 
27
from breezy.bzr import (
 
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    bzrdir,
 
29
    )
 
30
from breezy.tests import (
 
31
    TestCaseWithTransport,
 
32
    )
 
33
from breezy.tests.matchers import ContainsNoVfsCalls
 
34
from breezy.tests.features import (
 
35
    HardlinkFeature,
 
36
    )
 
37
 
 
38
 
 
39
class TestCheckout(TestCaseWithTransport):
 
40
 
 
41
    def setUp(self):
 
42
        super(TestCheckout, self).setUp()
 
43
        tree = controldir.ControlDir.create_standalone_workingtree('branch')
 
44
        tree.commit('1', rev_id=b'1', allow_pointless=True)
 
45
        self.build_tree(['branch/added_in_2'])
 
46
        tree.add('added_in_2')
 
47
        tree.commit('2', rev_id=b'2')
 
48
 
 
49
    def test_checkout_makes_bound_branch(self):
 
50
        self.run_bzr('checkout branch checkout')
 
51
        # if we have a checkout, the branch base should be 'branch'
 
52
        source = controldir.ControlDir.open('branch')
 
53
        result = controldir.ControlDir.open('checkout')
 
54
        self.assertEqual(source.open_branch().controldir.root_transport.base,
 
55
                         result.open_branch().get_bound_location())
 
56
 
 
57
    def test_checkout_light_makes_checkout(self):
 
58
        self.run_bzr('checkout --lightweight branch checkout')
 
59
        # if we have a checkout, the branch base should be 'branch'
 
60
        source = controldir.ControlDir.open('branch')
 
61
        result = controldir.ControlDir.open('checkout')
 
62
        self.assertEqual(source.open_branch().controldir.root_transport.base,
 
63
                         result.open_branch().controldir.root_transport.base)
 
64
 
 
65
    def test_checkout_dash_r(self):
 
66
        out, err = self.run_bzr(['checkout', '-r', '-2', 'branch', 'checkout'])
 
67
        # the working tree should now be at revision '1' with the content
 
68
        # from 1.
 
69
        result = controldir.ControlDir.open('checkout')
 
70
        self.assertEqual([b'1'], result.open_workingtree().get_parent_ids())
 
71
        self.assertPathDoesNotExist('checkout/added_in_2')
 
72
 
 
73
    def test_checkout_light_dash_r(self):
 
74
        out, err = self.run_bzr(['checkout', '--lightweight', '-r', '-2',
 
75
                                 'branch', 'checkout'])
 
76
        # the working tree should now be at revision '1' with the content
 
77
        # from 1.
 
78
        result = controldir.ControlDir.open('checkout')
 
79
        self.assertEqual([b'1'], result.open_workingtree().get_parent_ids())
 
80
        self.assertPathDoesNotExist('checkout/added_in_2')
 
81
 
 
82
    def test_checkout_into_empty_dir(self):
 
83
        self.make_controldir('checkout')
 
84
        out, err = self.run_bzr(['checkout', 'branch', 'checkout'])
 
85
        result = controldir.ControlDir.open('checkout')
 
86
        tree = result.open_workingtree()
 
87
        branch = result.open_branch()
 
88
 
 
89
    def test_checkout_reconstitutes_working_trees(self):
 
90
        # doing a 'brz checkout' in the directory of a branch with no tree
 
91
        # or a 'brz checkout path' with path the name of a directory with
 
92
        # a branch with no tree will reconsistute the tree.
 
93
        os.mkdir('treeless-branch')
 
94
        branch = controldir.ControlDir.create_branch_convenience(
 
95
            'treeless-branch',
 
96
            force_new_tree=False,
 
97
            format=bzrdir.BzrDirMetaFormat1())
 
98
        # check no tree was created
 
99
        self.assertRaises(errors.NoWorkingTree,
 
100
                          branch.controldir.open_workingtree)
 
101
        out, err = self.run_bzr('checkout treeless-branch')
 
102
        # we should have a tree now
 
103
        branch.controldir.open_workingtree()
 
104
        # with no diff
 
105
        out, err = self.run_bzr('diff treeless-branch')
 
106
 
 
107
        # now test with no parameters
 
108
        branch = controldir.ControlDir.create_branch_convenience(
 
109
            '.',
 
110
            force_new_tree=False,
 
111
            format=bzrdir.BzrDirMetaFormat1())
 
112
        # check no tree was created
 
113
        self.assertRaises(errors.NoWorkingTree,
 
114
                          branch.controldir.open_workingtree)
 
115
        out, err = self.run_bzr('checkout')
 
116
        # we should have a tree now
 
117
        branch.controldir.open_workingtree()
 
118
        # with no diff
 
119
        out, err = self.run_bzr('diff')
 
120
 
 
121
    def _test_checkout_existing_dir(self, lightweight):
 
122
        source = self.make_branch_and_tree('source')
 
123
        self.build_tree_contents([('source/file1', b'content1'),
 
124
                                  ('source/file2', b'content2'), ])
 
125
        source.add(['file1', 'file2'])
 
126
        source.commit('added files')
 
127
        self.build_tree_contents([('target/', b''),
 
128
                                  ('target/file1', b'content1'),
 
129
                                  ('target/file2', b'content3'), ])
 
130
        cmd = ['checkout', 'source', 'target']
 
131
        if lightweight:
 
132
            cmd.append('--lightweight')
 
133
        self.run_bzr('checkout source target')
 
134
        # files with unique content should be moved
 
135
        self.assertPathExists('target/file2.moved')
 
136
        # files with content matching tree should not be moved
 
137
        self.assertPathDoesNotExist('target/file1.moved')
 
138
 
 
139
    def test_checkout_existing_dir_heavy(self):
 
140
        self._test_checkout_existing_dir(False)
 
141
 
 
142
    def test_checkout_existing_dir_lightweight(self):
 
143
        self._test_checkout_existing_dir(True)
 
144
 
 
145
    def test_checkout_in_branch_with_r(self):
 
146
        branch = _mod_branch.Branch.open('branch')
 
147
        branch.controldir.destroy_workingtree()
 
148
        self.run_bzr('checkout -r 1', working_dir='branch')
 
149
        tree = workingtree.WorkingTree.open('branch')
 
150
        self.assertEqual(b'1', tree.last_revision())
 
151
        branch.controldir.destroy_workingtree()
 
152
        self.run_bzr('checkout -r 0', working_dir='branch')
 
153
        self.assertEqual(b'null:', tree.last_revision())
 
154
 
 
155
    def test_checkout_files_from(self):
 
156
        branch = _mod_branch.Branch.open('branch')
 
157
        self.run_bzr(['checkout', 'branch', 'branch2', '--files-from',
 
158
                      'branch'])
 
159
 
 
160
    def test_checkout_hardlink(self):
 
161
        self.requireFeature(HardlinkFeature)
 
162
        source = self.make_branch_and_tree('source')
 
163
        self.build_tree(['source/file1'])
 
164
        source.add('file1')
 
165
        source.commit('added file')
 
166
        out, err = self.run_bzr('checkout source target --hardlink')
 
167
        source_stat = os.stat('source/file1')
 
168
        target_stat = os.stat('target/file1')
 
169
        self.assertEqual(source_stat, target_stat)
 
170
 
 
171
    def test_checkout_hardlink_files_from(self):
 
172
        self.requireFeature(HardlinkFeature)
 
173
        source = self.make_branch_and_tree('source')
 
174
        self.build_tree(['source/file1'])
 
175
        source.add('file1')
 
176
        source.commit('added file')
 
177
        source.controldir.sprout('second')
 
178
        out, err = self.run_bzr('checkout source target --hardlink'
 
179
                                ' --files-from second')
 
180
        second_stat = os.stat('second/file1')
 
181
        target_stat = os.stat('target/file1')
 
182
        self.assertEqual(second_stat, target_stat)
 
183
 
 
184
    def test_colo_checkout(self):
 
185
        source = self.make_branch_and_tree('source', format='development-colo')
 
186
        self.build_tree(['source/file1'])
 
187
        source.add('file1')
 
188
        source.commit('added file')
 
189
        target = source.controldir.sprout('file:second,branch=somebranch',
 
190
                                          create_tree_if_local=False)
 
191
        out, err = self.run_bzr('checkout file:,branch=somebranch .',
 
192
                                working_dir='second')
 
193
        # We should always be creating a lighweight checkout for colocated
 
194
        # branches.
 
195
        self.assertEqual(
 
196
            target.open_branch(name='somebranch').user_url,
 
197
            target.get_branch_reference(name=""))
 
198
 
 
199
 
 
200
class TestSmartServerCheckout(TestCaseWithTransport):
 
201
 
 
202
    def test_heavyweight_checkout(self):
 
203
        self.setup_smart_server_with_call_log()
 
204
        t = self.make_branch_and_tree('from')
 
205
        for count in range(9):
 
206
            t.commit(message='commit %d' % count)
 
207
        self.reset_smart_call_log()
 
208
        out, err = self.run_bzr(['checkout', self.get_url('from'), 'target'])
 
209
        # This figure represent the amount of work to perform this use case. It
 
210
        # is entirely ok to reduce this number if a test fails due to rpc_count
 
211
        # being too low. If rpc_count increases, more network roundtrips have
 
212
        # become necessary for this use case. Please do not adjust this number
 
213
        # upwards without agreement from bzr's network support maintainers.
 
214
        self.assertLength(11, self.hpss_calls)
 
215
        self.assertLength(1, self.hpss_connections)
 
216
        self.assertThat(self.hpss_calls, ContainsNoVfsCalls)
 
217
 
 
218
    def test_lightweight_checkout(self):
 
219
        self.setup_smart_server_with_call_log()
 
220
        t = self.make_branch_and_tree('from')
 
221
        for count in range(9):
 
222
            t.commit(message='commit %d' % count)
 
223
        self.reset_smart_call_log()
 
224
        out, err = self.run_bzr(['checkout', '--lightweight', self.get_url('from'),
 
225
                                 'target'])
 
226
        # This figure represent the amount of work to perform this use case. It
 
227
        # is entirely ok to reduce this number if a test fails due to rpc_count
 
228
        # being too low. If rpc_count increases, more network roundtrips have
 
229
        # become necessary for this use case. Please do not adjust this number
 
230
        # upwards without agreement from bzr's network support maintainers.
 
231
        self.assertLength(13, self.hpss_calls)
 
232
        self.assertThat(self.hpss_calls, ContainsNoVfsCalls)