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  • Committer: Martin Pool
  • Date: 2005-08-04 22:04:40 UTC
  • Revision ID: mbp@sourcefrog.net-20050804220440-99562df8151d1ac5
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# Copyright (C) 2007 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
16
 
 
17
 
"""Tests for interfacing with a Git Repository"""
18
 
 
19
 
import dulwich
20
 
from dulwich.repo import (
21
 
    Repo as GitRepo,
22
 
    )
23
 
import os
24
 
 
25
 
from bzrlib import (
26
 
    errors,
27
 
    inventory,
28
 
    revision,
29
 
    )
30
 
from bzrlib.repository import (
31
 
    InterRepository,
32
 
    Repository,
33
 
    )
34
 
 
35
 
from bzrlib.plugins.git import (
36
 
    dir,
37
 
    repository,
38
 
    tests,
39
 
    )
40
 
from bzrlib.plugins.git.mapping import (
41
 
    default_mapping,
42
 
    )
43
 
from bzrlib.plugins.git.object_store import (
44
 
    BazaarObjectStore,
45
 
    )
46
 
from bzrlib.plugins.git.push import (
47
 
    MissingObjectsIterator,
48
 
    )
49
 
 
50
 
class TestGitRepositoryFeatures(tests.TestCaseInTempDir):
51
 
    """Feature tests for GitRepository."""
52
 
 
53
 
    _test_needs_features = [tests.GitCommandFeature]
54
 
 
55
 
    def test_open_existing(self):
56
 
        GitRepo.init(self.test_dir)
57
 
 
58
 
        repo = Repository.open('.')
59
 
        self.assertIsInstance(repo, repository.GitRepository)
60
 
 
61
 
    def test_has_git_repo(self):
62
 
        GitRepo.init(self.test_dir)
63
 
 
64
 
        repo = Repository.open('.')
65
 
        self.assertIsInstance(repo._git, dulwich.repo.Repo)
66
 
 
67
 
    def test_get_revision(self):
68
 
        # GitRepository.get_revision gives a Revision object.
69
 
 
70
 
        # Create a git repository with a revision.
71
 
        GitRepo.init(self.test_dir)
72
 
        builder = tests.GitBranchBuilder()
73
 
        builder.set_file('a', 'text for a\n', False)
74
 
        commit_handle = builder.commit('Joe Foo <joe@foo.com>', u'message')
75
 
        mapping = builder.finish()
76
 
        commit_id = mapping[commit_handle]
77
 
 
78
 
        # Get the corresponding Revision object.
79
 
        revid = default_mapping.revision_id_foreign_to_bzr(commit_id)
80
 
        repo = Repository.open('.')
81
 
        rev = repo.get_revision(revid)
82
 
        self.assertIsInstance(rev, revision.Revision)
83
 
 
84
 
    def test_get_revision_unknown(self):
85
 
        GitRepo.init(self.test_dir)
86
 
 
87
 
        repo = Repository.open('.')
88
 
        self.assertRaises(errors.NoSuchRevision, repo.get_revision, "bla")
89
 
 
90
 
    def simple_commit(self):
91
 
        # Create a git repository with some interesting files in a revision.
92
 
        GitRepo.init(self.test_dir)
93
 
        builder = tests.GitBranchBuilder()
94
 
        builder.set_file('data', 'text\n', False)
95
 
        builder.set_file('executable', 'content', True)
96
 
        builder.set_link('link', 'broken')
97
 
        builder.set_file('subdir/subfile', 'subdir text\n', False)
98
 
        commit_handle = builder.commit('Joe Foo <joe@foo.com>', u'message',
99
 
            timestamp=1205433193)
100
 
        mapping = builder.finish()
101
 
        return mapping[commit_handle]
102
 
 
103
 
    def test_revision_tree(self):
104
 
        commit_id = self.simple_commit()
105
 
        revid = default_mapping.revision_id_foreign_to_bzr(commit_id)
106
 
        repo = Repository.open('.')
107
 
        tree = repo.revision_tree(revid)
108
 
        self.assertEquals(tree.get_revision_id(), revid)
109
 
        self.assertEquals("text\n", tree.get_file_text(tree.path2id("data")))
110
 
 
111
 
    def test_get_inventory(self):
112
 
        # GitRepository.get_inventory gives a GitInventory object with
113
 
        # plausible entries for typical cases.
114
 
 
115
 
        commit_id = self.simple_commit()
116
 
 
117
 
        # Get the corresponding Inventory object.
118
 
        revid = default_mapping.revision_id_foreign_to_bzr(commit_id)
119
 
        repo = Repository.open('.')
120
 
        inv = repo.get_inventory(revid)
121
 
        self.assertIsInstance(inv, inventory.Inventory)
122
 
        printed_inv = '\n'.join(
123
 
            repr((path, entry.executable, entry))
124
 
            for path, entry in inv.iter_entries())
125
 
        self.assertEqualDiff(
126
 
            printed_inv,
127
 
            "('', False, GitInventoryDirectory('TREE_ROOT', u'', parent_id=None,"
128
 
            " revision='"+default_mapping.revision_id_foreign_to_bzr("69c39cfa65962f3cf16b9b3eb08a15954e9d8590")+"'))\n"
129
 
            "(u'data', False, GitInventoryFile('data', u'data',"
130
 
            " parent_id='TREE_ROOT',"
131
 
            " sha1='aa785adca3fcdfe1884ae840e13c6d294a2414e8', len=5, revision="+default_mapping.revid_prefix+":69c39cfa65962f3cf16b9b3eb08a15954e9d8590))\n"
132
 
            "(u'executable', True, GitInventoryFile('executable', u'executable',"
133
 
            " parent_id='TREE_ROOT',"
134
 
            " sha1='040f06fd774092478d450774f5ba30c5da78acc8', len=7, revision="+default_mapping.revid_prefix+":69c39cfa65962f3cf16b9b3eb08a15954e9d8590))\n"
135
 
            "(u'link', False, GitInventoryLink('link', u'link',"
136
 
            " parent_id='TREE_ROOT', revision='"+default_mapping.revision_id_foreign_to_bzr("69c39cfa65962f3cf16b9b3eb08a15954e9d8590")+"'))\n"
137
 
            "(u'subdir', False, GitInventoryDirectory('subdir', u'subdir',"
138
 
            " parent_id='TREE_ROOT', revision='"+default_mapping.revision_id_foreign_to_bzr("69c39cfa65962f3cf16b9b3eb08a15954e9d8590")+"'))\n"
139
 
            "(u'subdir/subfile', False, GitInventoryFile('subdir/subfile',"
140
 
            " u'subfile', parent_id='subdir',"
141
 
            " sha1='67b75c3e49f31fcadddbf9df6a1d8be8c3e44290', len=12, revision="+default_mapping.revid_prefix+":69c39cfa65962f3cf16b9b3eb08a15954e9d8590))")
142
 
 
143
 
 
144
 
class TestGitRepository(tests.TestCaseWithTransport):
145
 
 
146
 
    def setUp(self):
147
 
        tests.TestCaseWithTransport.setUp(self)
148
 
        dulwich.repo.Repo.create(self.test_dir)
149
 
        self.git_repo = Repository.open(self.test_dir)
150
 
 
151
 
    def test_supports_rich_root(self):
152
 
        repo = self.git_repo
153
 
        self.assertEqual(repo.supports_rich_root(), True)
154
 
 
155
 
    def test_get_signature_text(self):
156
 
        self.assertRaises(errors.NoSuchRevision, self.git_repo.get_signature_text, revision.NULL_REVISION)
157
 
 
158
 
    def test_has_signature_for_revision_id(self):
159
 
        self.assertEquals(False, self.git_repo.has_signature_for_revision_id(revision.NULL_REVISION))
160
 
 
161
 
    def test_all_revision_ids_none(self):
162
 
        self.assertEquals(set([]), self.git_repo.all_revision_ids())
163
 
 
164
 
    def test_get_ancestry_null(self):
165
 
        self.assertEquals([None, revision.NULL_REVISION], self.git_repo.get_ancestry(revision.NULL_REVISION))
166
 
 
167
 
    def assertIsNullInventory(self, inv):
168
 
        self.assertEqual(inv.root, None)
169
 
        self.assertEqual(inv.revision_id, revision.NULL_REVISION)
170
 
        self.assertEqual(list(inv.iter_entries()), [])
171
 
 
172
 
    def test_get_inventory_none(self):
173
 
        # GitRepository.get_inventory(None) returns the null inventory.
174
 
        repo = self.git_repo
175
 
        inv = repo.get_inventory(revision.NULL_REVISION)
176
 
        self.assertIsNullInventory(inv)
177
 
 
178
 
    def test_revision_tree_none(self):
179
 
        # GitRepository.revision_tree(None) returns the null tree.
180
 
        repo = self.git_repo
181
 
        tree = repo.revision_tree(revision.NULL_REVISION)
182
 
        self.assertEqual(tree.get_revision_id(), revision.NULL_REVISION)
183
 
        self.assertIsNullInventory(tree.inventory)
184
 
 
185
 
    def test_get_parent_map_null(self):
186
 
        self.assertEquals({revision.NULL_REVISION: ()}, 
187
 
                           self.git_repo.get_parent_map([revision.NULL_REVISION]))
188
 
 
189
 
 
190
 
class GitRepositoryFormat(tests.TestCase):
191
 
 
192
 
    def setUp(self):
193
 
        super(GitRepositoryFormat, self).setUp()
194
 
        self.format = repository.GitRepositoryFormat()
195
 
 
196
 
    def test_get_format_description(self):
197
 
        self.assertEquals("Git Repository", self.format.get_format_description())
198
 
 
199
 
 
200
 
class RevisionGistImportTests(tests.TestCaseWithTransport):
201
 
 
202
 
    def setUp(self):
203
 
        tests.TestCaseWithTransport.setUp(self)
204
 
        self.git_path = os.path.join(self.test_dir, "git")
205
 
        os.mkdir(self.git_path)
206
 
        dulwich.repo.Repo.create(self.git_path)
207
 
        self.git_repo = Repository.open(self.git_path)
208
 
        self.bzr_tree = self.make_branch_and_tree("bzr")
209
 
 
210
 
    def get_inter(self):
211
 
        return InterRepository.get(self.bzr_tree.branch.repository, 
212
 
                                   self.git_repo)
213
 
 
214
 
    def object_iter(self):
215
 
        store = BazaarObjectStore(self.bzr_tree.branch.repository, default_mapping)
216
 
        store_iterator = MissingObjectsIterator(store, self.bzr_tree.branch.repository)
217
 
        return store, store_iterator
218
 
 
219
 
    def import_rev(self, revid, parent_lookup=None):
220
 
        store, store_iter = self.object_iter()
221
 
        store._idmap.start_write_group()
222
 
        try:
223
 
            return store_iter.import_revision(revid)
224
 
        except:
225
 
            store._idmap.abort_write_group()
226
 
            raise
227
 
        else:
228
 
            store._idmap.commit_write_group()
229
 
 
230
 
    def test_pointless(self):
231
 
        revid = self.bzr_tree.commit("pointless", timestamp=1205433193,
232
 
                timezone=0,
233
 
                  committer="Jelmer Vernooij <jelmer@samba.org>")
234
 
        self.assertEquals("2caa8094a5b794961cd9bf582e3e2bb090db0b14", 
235
 
                self.import_rev(revid))
236
 
        self.assertEquals("2caa8094a5b794961cd9bf582e3e2bb090db0b14", 
237
 
                self.import_rev(revid))
238
 
 
239
 
 
240
 
class ForeignTestsRepositoryFactory(object):
241
 
 
242
 
    def make_repository(self, transport):
243
 
        return dir.LocalGitBzrDirFormat().initialize_on_transport(transport).open_repository()