~jameinel/bzr/lazy_revno

« back to all changes in this revision

Viewing changes to bzrlib/tests/blackbox/test_branch.py

  • Committer: John Arbash Meinel
  • Date: 2008-08-06 04:26:59 UTC
  • mfrom: (3477.1.125 +trunk)
  • Revision ID: john@arbash-meinel.com-20080806042659-d3zew8kqrs6shjmp
merge in bzr.dev 3602

Show diffs side-by-side

added added

removed removed

Lines of Context:
19
19
 
20
20
import os
21
21
 
22
 
from bzrlib import branch, bzrdir
 
22
from bzrlib import (branch, bzrdir, errors, repository)
23
23
from bzrlib.repofmt.knitrepo import RepositoryFormatKnit1
24
24
from bzrlib.tests.blackbox import ExternalBase
25
25
from bzrlib.tests import HardlinkFeature
97
97
        target_stat = os.stat('target/file1')
98
98
        self.assertEqual(source_stat, target_stat)
99
99
 
 
100
class TestBranchStacked(ExternalBase):
 
101
    """Tests for branch --stacked"""
 
102
 
 
103
    def check_shallow_branch(self, branch_revid, stacked_on):
 
104
        """Assert that the branch 'newbranch' has been published correctly.
 
105
        
 
106
        :param stacked_on: url of a branch this one is stacked upon.
 
107
        :param branch_revid: a revision id that should be the only 
 
108
            revision present in the stacked branch, and it should not be in
 
109
            the reference branch.
 
110
        """
 
111
        new_branch = branch.Branch.open('newbranch')
 
112
        # The branch refers to the mainline
 
113
        self.assertEqual(stacked_on, new_branch.get_stacked_on_url())
 
114
        # and the branch's work was pushed
 
115
        self.assertTrue(new_branch.repository.has_revision(branch_revid))
 
116
        # The newly committed revision shoud be present in the stacked branch,
 
117
        # but not in the stacked-on branch.  Because stacking is set up by the
 
118
        # branch object, if we open the stacked branch's repository directly,
 
119
        # bypassing the branch, we see only what's in the stacked repository.
 
120
        stacked_repo = bzrdir.BzrDir.open('newbranch').open_repository()
 
121
        stacked_repo_revisions = set(stacked_repo.all_revision_ids())
 
122
        if len(stacked_repo_revisions) != 1:
 
123
            self.fail("wrong revisions in stacked repository: %r"
 
124
                % (stacked_repo_revisions,))
 
125
 
 
126
    def assertRevisionInRepository(self, repo_path, revid):
 
127
        """Check that a revision is in a repository, disregarding stacking."""
 
128
        repo = bzrdir.BzrDir.open(repo_path).open_repository()
 
129
        self.assertTrue(repo.has_revision(revid))
 
130
 
 
131
    def assertRevisionNotInRepository(self, repo_path, revid):
 
132
        """Check that a revision is not in a repository, disregarding stacking."""
 
133
        repo = bzrdir.BzrDir.open(repo_path).open_repository()
 
134
        self.assertFalse(repo.has_revision(revid))
 
135
 
 
136
    def assertRevisionsInBranchRepository(self, revid_list, branch_path):
 
137
        repo = branch.Branch.open(branch_path).repository
 
138
        self.assertEqual(set(revid_list),
 
139
            repo.has_revisions(revid_list))
 
140
 
 
141
    def test_branch_stacked_branch_not_stacked(self):
 
142
        """Branching a stacked branch is not stacked by default"""
 
143
        # We have a mainline
 
144
        trunk_tree = self.make_branch_and_tree('target',
 
145
            format='development')
 
146
        trunk_tree.commit('mainline')
 
147
        # and a branch from it which is stacked
 
148
        branch_tree = self.make_branch_and_tree('branch',
 
149
            format='development')
 
150
        branch_tree.branch.set_stacked_on_url(trunk_tree.branch.base)
 
151
        # with some work on it
 
152
        branch_tree.commit('moar work plz')
 
153
        # branching our local branch gives us a new stacked branch pointing at
 
154
        # mainline.
 
155
        out, err = self.run_bzr(['branch', 'branch', 'newbranch'])
 
156
        self.assertEqual('', out)
 
157
        self.assertEqual('Branched 1 revision(s).\n',
 
158
            err)
 
159
        # it should have preserved the branch format, and so it should be
 
160
        # capable of supporting stacking, but not actually have a stacked_on
 
161
        # branch configured
 
162
        self.assertRaises(errors.NotStacked,
 
163
            bzrdir.BzrDir.open('newbranch').open_branch().get_stacked_on_url)
 
164
 
 
165
    def test_branch_stacked_branch_stacked(self):
 
166
        """Asking to stack on a stacked branch does work"""
 
167
        # We have a mainline
 
168
        trunk_tree = self.make_branch_and_tree('target',
 
169
            format='development')
 
170
        trunk_revid = trunk_tree.commit('mainline')
 
171
        # and a branch from it which is stacked
 
172
        branch_tree = self.make_branch_and_tree('branch',
 
173
            format='development')
 
174
        branch_tree.branch.set_stacked_on_url(trunk_tree.branch.base)
 
175
        # with some work on it
 
176
        branch_revid = branch_tree.commit('moar work plz')
 
177
        # you can chain branches on from there
 
178
        out, err = self.run_bzr(['branch', 'branch', '--stacked', 'branch2'])
 
179
        self.assertEqual('', out)
 
180
        self.assertEqual('Created new stacked branch referring to %s.\n' %
 
181
            branch_tree.branch.base, err)
 
182
        self.assertEqual(branch_tree.branch.base,
 
183
            branch.Branch.open('branch2').get_stacked_on_url())
 
184
        branch2_tree = WorkingTree.open('branch2')
 
185
        branch2_revid = branch2_tree.commit('work on second stacked branch')
 
186
        self.assertRevisionInRepository('branch2', branch2_revid)
 
187
        self.assertRevisionsInBranchRepository(
 
188
            [trunk_revid, branch_revid, branch2_revid],
 
189
            'branch2')
 
190
 
 
191
    def test_branch_stacked(self):
 
192
        # We have a mainline
 
193
        trunk_tree = self.make_branch_and_tree('mainline',
 
194
            format='development')
 
195
        original_revid = trunk_tree.commit('mainline')
 
196
        self.assertRevisionInRepository('mainline', original_revid)
 
197
        # and a branch from it which is stacked
 
198
        out, err = self.run_bzr(['branch', '--stacked', 'mainline',
 
199
            'newbranch'])
 
200
        self.assertEqual('', out)
 
201
        self.assertEqual('Created new stacked branch referring to %s.\n' %
 
202
            trunk_tree.branch.base, err)
 
203
        self.assertRevisionNotInRepository('newbranch', original_revid)
 
204
        new_tree = WorkingTree.open('newbranch')
 
205
        new_revid = new_tree.commit('new work')
 
206
        self.check_shallow_branch(new_revid, trunk_tree.branch.base)
 
207
 
 
208
    def test_branch_stacked_from_smart_server(self):
 
209
        # We can branch stacking on a smart server
 
210
        from bzrlib.smart.server import SmartTCPServer_for_testing
 
211
        self.transport_server = SmartTCPServer_for_testing
 
212
        trunk = self.make_branch('mainline', format='development')
 
213
        out, err = self.run_bzr(
 
214
            ['branch', '--stacked', self.get_url('mainline'), 'shallow'])
 
215
 
 
216
    def test_branch_stacked_from_non_stacked_format(self):
 
217
        """The origin format doesn't support stacking"""
 
218
        trunk = self.make_branch('trunk', format='pack-0.92')
 
219
        out, err = self.run_bzr(
 
220
            ['branch', '--stacked', 'trunk', 'shallow'])
 
221
 
100
222
 
101
223
class TestRemoteBranch(TestCaseWithSFTPServer):
102
224