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Viewing changes to tests/test_repository.py

  • Committer: Robert Collins
  • Date: 2010-05-06 11:08:10 UTC
  • mto: This revision was merged to the branch mainline in revision 5223.
  • Revision ID: robertc@robertcollins.net-20100506110810-h3j07fh5gmw54s25
Cleaner matcher matching revised unlocking protocol.

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1
 
# 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
 
    def _do_commit(self):
54
 
        builder = tests.GitBranchBuilder()
55
 
        builder.set_file('a', 'text for a\n', False)
56
 
        commit_handle = builder.commit('Joe Foo <joe@foo.com>', u'message')
57
 
        mapping = builder.finish()
58
 
        return mapping[commit_handle]
59
 
 
60
 
    def test_open_existing(self):
61
 
        GitRepo.init(self.test_dir)
62
 
 
63
 
        repo = Repository.open('.')
64
 
        self.assertIsInstance(repo, repository.GitRepository)
65
 
 
66
 
    def test_has_git_repo(self):
67
 
        GitRepo.init(self.test_dir)
68
 
 
69
 
        repo = Repository.open('.')
70
 
        self.assertIsInstance(repo._git, dulwich.repo.BaseRepo)
71
 
 
72
 
    def test_has_revision(self):
73
 
        GitRepo.init(self.test_dir)
74
 
        commit_id = self._do_commit()
75
 
        repo = Repository.open('.')
76
 
        self.assertFalse(repo.has_revision('foobar'))
77
 
        revid = default_mapping.revision_id_foreign_to_bzr(commit_id)
78
 
        self.assertTrue(repo.has_revision(revid))
79
 
 
80
 
    def test_has_revisions(self):
81
 
        GitRepo.init(self.test_dir)
82
 
        commit_id = self._do_commit()
83
 
        repo = Repository.open('.')
84
 
        self.assertEquals(set(), repo.has_revisions(['foobar']))
85
 
        revid = default_mapping.revision_id_foreign_to_bzr(commit_id)
86
 
        self.assertEquals(set([revid]), repo.has_revisions(['foobar', revid]))
87
 
 
88
 
    def test_get_revision(self):
89
 
        # GitRepository.get_revision gives a Revision object.
90
 
 
91
 
        # Create a git repository with a revision.
92
 
        GitRepo.init(self.test_dir)
93
 
        commit_id = self._do_commit()
94
 
 
95
 
        # Get the corresponding Revision object.
96
 
        revid = default_mapping.revision_id_foreign_to_bzr(commit_id)
97
 
        repo = Repository.open('.')
98
 
        rev = repo.get_revision(revid)
99
 
        self.assertIsInstance(rev, revision.Revision)
100
 
 
101
 
    def test_get_revision_unknown(self):
102
 
        GitRepo.init(self.test_dir)
103
 
 
104
 
        repo = Repository.open('.')
105
 
        self.assertRaises(errors.NoSuchRevision, repo.get_revision, "bla")
106
 
 
107
 
    def simple_commit(self):
108
 
        # Create a git repository with some interesting files in a revision.
109
 
        GitRepo.init(self.test_dir)
110
 
        builder = tests.GitBranchBuilder()
111
 
        builder.set_file('data', 'text\n', False)
112
 
        builder.set_file('executable', 'content', True)
113
 
        builder.set_link('link', 'broken')
114
 
        builder.set_file('subdir/subfile', 'subdir text\n', False)
115
 
        commit_handle = builder.commit('Joe Foo <joe@foo.com>', u'message',
116
 
            timestamp=1205433193)
117
 
        mapping = builder.finish()
118
 
        return mapping[commit_handle]
119
 
 
120
 
    def test_pack(self):
121
 
        commit_id = self.simple_commit()
122
 
        repo = Repository.open('.')
123
 
        repo.pack()
124
 
 
125
 
    def test_revision_tree(self):
126
 
        commit_id = self.simple_commit()
127
 
        revid = default_mapping.revision_id_foreign_to_bzr(commit_id)
128
 
        repo = Repository.open('.')
129
 
        tree = repo.revision_tree(revid)
130
 
        self.assertEquals(tree.get_revision_id(), revid)
131
 
        self.assertEquals("text\n", tree.get_file_text(tree.path2id("data")))
132
 
 
133
 
    def test_get_inventory(self):
134
 
        # GitRepository.get_inventory gives a GitInventory object with
135
 
        # plausible entries for typical cases.
136
 
 
137
 
        commit_id = self.simple_commit()
138
 
 
139
 
        # Get the corresponding Inventory object.
140
 
        revid = default_mapping.revision_id_foreign_to_bzr(commit_id)
141
 
        repo = Repository.open('.')
142
 
        inv = repo.get_inventory(revid)
143
 
        self.assertIsInstance(inv, inventory.Inventory)
144
 
        printed_inv = '\n'.join(
145
 
            repr((path, entry.executable, entry))
146
 
            for path, entry in inv.iter_entries())
147
 
        self.assertEqualDiff(
148
 
            printed_inv,
149
 
            "('', False, GitInventoryDirectory('TREE_ROOT', u'', parent_id=None,"
150
 
            " revision='"+default_mapping.revision_id_foreign_to_bzr("69c39cfa65962f3cf16b9b3eb08a15954e9d8590")+"'))\n"
151
 
            "(u'data', False, GitInventoryFile('data', u'data',"
152
 
            " parent_id='TREE_ROOT',"
153
 
            " sha1='aa785adca3fcdfe1884ae840e13c6d294a2414e8', len=5, revision="+default_mapping.revid_prefix+":69c39cfa65962f3cf16b9b3eb08a15954e9d8590))\n"
154
 
            "(u'executable', True, GitInventoryFile('executable', u'executable',"
155
 
            " parent_id='TREE_ROOT',"
156
 
            " sha1='040f06fd774092478d450774f5ba30c5da78acc8', len=7, revision="+default_mapping.revid_prefix+":69c39cfa65962f3cf16b9b3eb08a15954e9d8590))\n"
157
 
            "(u'link', False, GitInventoryLink('link', u'link',"
158
 
            " parent_id='TREE_ROOT', revision='"+default_mapping.revision_id_foreign_to_bzr("69c39cfa65962f3cf16b9b3eb08a15954e9d8590")+"'))\n"
159
 
            "(u'subdir', False, GitInventoryDirectory('subdir', u'subdir',"
160
 
            " parent_id='TREE_ROOT', revision='"+default_mapping.revision_id_foreign_to_bzr("69c39cfa65962f3cf16b9b3eb08a15954e9d8590")+"'))\n"
161
 
            "(u'subdir/subfile', False, GitInventoryFile('subdir/subfile',"
162
 
            " u'subfile', parent_id='subdir',"
163
 
            " sha1='67b75c3e49f31fcadddbf9df6a1d8be8c3e44290', len=12, revision="+default_mapping.revid_prefix+":69c39cfa65962f3cf16b9b3eb08a15954e9d8590))")
164
 
 
165
 
 
166
 
class TestGitRepository(tests.TestCaseWithTransport):
167
 
 
168
 
    def _do_commit(self):
169
 
        builder = tests.GitBranchBuilder()
170
 
        builder.set_file('a', 'text for a\n', False)
171
 
        commit_handle = builder.commit('Joe Foo <joe@foo.com>', u'message')
172
 
        mapping = builder.finish()
173
 
        return mapping[commit_handle]
174
 
 
175
 
    def setUp(self):
176
 
        tests.TestCaseWithTransport.setUp(self)
177
 
        dulwich.repo.Repo.create(self.test_dir)
178
 
        self.git_repo = Repository.open(self.test_dir)
179
 
 
180
 
    def test_supports_rich_root(self):
181
 
        repo = self.git_repo
182
 
        self.assertEqual(repo.supports_rich_root(), True)
183
 
 
184
 
    def test_get_signature_text(self):
185
 
        self.assertRaises(errors.NoSuchRevision, self.git_repo.get_signature_text, revision.NULL_REVISION)
186
 
 
187
 
    def test_has_signature_for_revision_id(self):
188
 
        self.assertEquals(False, self.git_repo.has_signature_for_revision_id(revision.NULL_REVISION))
189
 
 
190
 
    def test_all_revision_ids_none(self):
191
 
        self.assertEquals(set([]), self.git_repo.all_revision_ids())
192
 
 
193
 
    def test_all_revision_ids(self):
194
 
        commit_id = self._do_commit()
195
 
        self.assertEquals(
196
 
                set([default_mapping.revision_id_foreign_to_bzr(commit_id)]),
197
 
                self.git_repo.all_revision_ids())
198
 
 
199
 
    def test_get_ancestry_null(self):
200
 
        self.assertEquals([None, revision.NULL_REVISION], self.git_repo.get_ancestry(revision.NULL_REVISION))
201
 
 
202
 
    def assertIsNullInventory(self, inv):
203
 
        self.assertEqual(inv.root, None)
204
 
        self.assertEqual(inv.revision_id, revision.NULL_REVISION)
205
 
        self.assertEqual(list(inv.iter_entries()), [])
206
 
 
207
 
    def test_get_inventory_none(self):
208
 
        # GitRepository.get_inventory(None) returns the null inventory.
209
 
        repo = self.git_repo
210
 
        inv = repo.get_inventory(revision.NULL_REVISION)
211
 
        self.assertIsNullInventory(inv)
212
 
 
213
 
    def test_revision_tree_none(self):
214
 
        # GitRepository.revision_tree(None) returns the null tree.
215
 
        repo = self.git_repo
216
 
        tree = repo.revision_tree(revision.NULL_REVISION)
217
 
        self.assertEqual(tree.get_revision_id(), revision.NULL_REVISION)
218
 
        self.assertIsNullInventory(tree.inventory)
219
 
 
220
 
    def test_get_parent_map_null(self):
221
 
        self.assertEquals({revision.NULL_REVISION: ()}, 
222
 
                           self.git_repo.get_parent_map([revision.NULL_REVISION]))
223
 
 
224
 
 
225
 
class GitRepositoryFormat(tests.TestCase):
226
 
 
227
 
    def setUp(self):
228
 
        super(GitRepositoryFormat, self).setUp()
229
 
        self.format = repository.GitRepositoryFormat()
230
 
 
231
 
    def test_get_format_description(self):
232
 
        self.assertEquals("Git Repository", self.format.get_format_description())
233
 
 
234
 
 
235
 
class RevisionGistImportTests(tests.TestCaseWithTransport):
236
 
 
237
 
    def setUp(self):
238
 
        tests.TestCaseWithTransport.setUp(self)
239
 
        self.git_path = os.path.join(self.test_dir, "git")
240
 
        os.mkdir(self.git_path)
241
 
        dulwich.repo.Repo.create(self.git_path)
242
 
        self.git_repo = Repository.open(self.git_path)
243
 
        self.bzr_tree = self.make_branch_and_tree("bzr")
244
 
 
245
 
    def get_inter(self):
246
 
        return InterRepository.get(self.bzr_tree.branch.repository, 
247
 
                                   self.git_repo)
248
 
 
249
 
    def object_iter(self):
250
 
        store = BazaarObjectStore(self.bzr_tree.branch.repository, default_mapping)
251
 
        store_iterator = MissingObjectsIterator(store, self.bzr_tree.branch.repository)
252
 
        return store, store_iterator
253
 
 
254
 
    def import_rev(self, revid, parent_lookup=None):
255
 
        store, store_iter = self.object_iter()
256
 
        store._cache.idmap.start_write_group()
257
 
        try:
258
 
            return store_iter.import_revision(revid, roundtrip=False)
259
 
        except:
260
 
            store._cache.idmap.abort_write_group()
261
 
            raise
262
 
        else:
263
 
            store._cache.idmap.commit_write_group()
264
 
 
265
 
    def test_pointless(self):
266
 
        revid = self.bzr_tree.commit("pointless", timestamp=1205433193,
267
 
                timezone=0,
268
 
                  committer="Jelmer Vernooij <jelmer@samba.org>")
269
 
        self.assertEquals("2caa8094a5b794961cd9bf582e3e2bb090db0b14", 
270
 
                self.import_rev(revid))
271
 
        self.assertEquals("2caa8094a5b794961cd9bf582e3e2bb090db0b14", 
272
 
                self.import_rev(revid))
273
 
 
274
 
 
275
 
class ForeignTestsRepositoryFactory(object):
276
 
 
277
 
    def make_repository(self, transport):
278
 
        return dir.LocalGitControlDirFormat().initialize_on_transport(transport).open_repository()