~bzr-pqm/bzr/bzr.dev

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
# Copyright (C) 2006-2010 Canonical Ltd
# Authors: Robert Collins <robert.collins@canonical.com>
#          and others
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA


"""Branch implementation tests for bzr.

These test the conformance of all the branch variations to the expected API.
Specific tests for individual formats are in the tests/test_branch file
rather than in tests/per_branch/*.py.
"""

from bzrlib import (
    errors,
    tests,
    )
from bzrlib.branch import (BranchFormat,
                           )
from bzrlib.remote import RemoteBranchFormat, RemoteBzrDirFormat
from bzrlib.tests import test_server
from bzrlib.tests.per_controldir.test_controldir import TestCaseWithControlDir
from bzrlib.transport import memory


def make_scenarios(transport_server, transport_readonly_server,
    formats, vfs_transport_factory=None, name_suffix=''):
    """Transform the input formats to a list of scenarios.

    :param formats: A list of (branch_format, bzrdir_format).
    """
    result = []
    for branch_format, bzrdir_format in formats:
        # some branches don't have separate format objects.
        # so we have a conditional here to handle them.
        scenario_name = getattr(branch_format, '__name__',
            branch_format.__class__.__name__)
        scenario_name += name_suffix
        scenario = (scenario_name, {
            "transport_server":transport_server,
            "transport_readonly_server":transport_readonly_server,
            "bzrdir_format":bzrdir_format,
            "branch_format":branch_format,
                })
        result.append(scenario)
    return result


class TestCaseWithBranch(TestCaseWithControlDir):
    """This helper will be parameterised in each per_branch test."""

    def setUp(self):
        super(TestCaseWithBranch, self).setUp()
        self.branch = None

    def get_branch(self):
        if self.branch is None:
            self.branch = self.make_branch('')
        return self.branch

    def make_branch(self, relpath, format=None):
        if format is not None:
            return TestCaseWithControlDir.make_branch(self, relpath, format)
        repo = self.make_repository(relpath)
        # fixme RBC 20060210 this isnt necessarily a fixable thing,
        # Skipped is the wrong exception to raise.
        try:
            return self.branch_format.initialize(repo.bzrdir)
        except errors.UninitializableFormat:
            raise tests.TestSkipped('Uninitializable branch format')

    def make_branch_builder(self, relpath, format=None):
        if format is None:
            format = self.branch_format._matchingbzrdir
        return super(TestCaseWithBranch, self).make_branch_builder(
            relpath, format=format)

    def make_repository(self, relpath, shared=False, format=None):
        made_control = self.make_bzrdir(relpath, format=format)
        return made_control.create_repository(shared=shared)

    def create_tree_with_merge(self):
        """Create a branch with a simple ancestry.

        The graph should look like:
            digraph H {
                "rev-1" -> "rev-2" -> "rev-3";
                "rev-1" -> "rev-1.1.1" -> "rev-3";
            }

        Or in ASCII:
            1
            |\
            2 1.1.1
            |/
            3
        """
        tree = self.make_branch_and_memory_tree('tree')
        tree.lock_write()
        try:
            tree.add('')
            tree.commit('first', rev_id='rev-1')
            tree.commit('second', rev_id='rev-1.1.1')
            # Uncommit that last commit and switch to the other line
            tree.branch.set_last_revision_info(1, 'rev-1')
            tree.set_parent_ids(['rev-1'])
            tree.commit('alt-second', rev_id='rev-2')
            tree.set_parent_ids(['rev-2', 'rev-1.1.1'])
            tree.commit('third', rev_id='rev-3')
        finally:
            tree.unlock()

        return tree


def branch_scenarios():
    """ """
    # Generate a list of branch formats and their associated bzrdir formats to
    # use.
    combinations = [(format, format._matchingbzrdir) for format in
         BranchFormat.get_formats()]
    scenarios = make_scenarios(
        # None here will cause the default vfs transport server to be used.
        None,
        # None here will cause a readonly decorator to be created
        # by the TestCaseWithTransport.get_readonly_transport method.
        None,
        combinations)
    # Add RemoteBranch tests, which need a special server.
    remote_branch_format = RemoteBranchFormat()
    scenarios.extend(make_scenarios(
        test_server.SmartTCPServer_for_testing,
        test_server.ReadonlySmartTCPServer_for_testing,
        [(remote_branch_format, remote_branch_format._matchingbzrdir)],
        memory.MemoryServer,
        name_suffix='-default'))
    # Also add tests for RemoteBranch with HPSS protocol v2 (i.e. bzr <1.6)
    # server.
    scenarios.extend(make_scenarios(
        test_server.SmartTCPServer_for_testing_v2_only,
        test_server.ReadonlySmartTCPServer_for_testing_v2_only,
        [(remote_branch_format, remote_branch_format._matchingbzrdir)],
        memory.MemoryServer,
        name_suffix='-v2'))
    return scenarios


def load_tests(standard_tests, module, loader):
    per_branch_mod_names = [
        'bound_sftp',
        'branch',
        'break_lock',
        'check',
        'config',
        'create_checkout',
        'create_clone',
        'commit',
        'dotted_revno_to_revision_id',
        'get_revision_id_to_revno_map',
        'hooks',
        'http',
        'iter_merge_sorted_revisions',
        'last_revision_info',
        'locking',
        'parent',
        'permissions',
        'pull',
        'push',
        'reconcile',
        'revision_history',
        'revision_id_to_dotted_revno',
        'revision_id_to_revno',
        'sprout',
        'stacking',
        'tags',
        'uncommit',
        'update',
        ]
    sub_tests = loader.loadTestsFromModuleNames(
        ['bzrlib.tests.per_branch.test_' + name
         for name in per_branch_mod_names])
    return tests.multiply_tests(sub_tests, branch_scenarios(), standard_tests)