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Viewing changes to breezy/git/tests/test_cache.py

  • Committer: Jelmer Vernooij
  • Date: 2017-07-23 22:06:41 UTC
  • mfrom: (6738 trunk)
  • mto: This revision was merged to the branch mainline in revision 6739.
  • Revision ID: jelmer@jelmer.uk-20170723220641-69eczax9bmv8d6kk
Merge trunk, address review comments.

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breezy/git/tests/test_cache.py
1
 
# Copyright (C) 2009-2018 Jelmer Vernooij <jelmer@jelmer.uk>
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16
 
 
17
 
"""Tests for GitShaMap."""
18
 
 
19
 
from dulwich.objects import (
20
 
    Blob,
21
 
    Commit,
22
 
    Tree,
23
 
    )
24
 
 
25
 
import os
26
 
import stat
27
 
 
28
 
from ...revision import (
29
 
    Revision,
30
 
    )
31
 
 
32
 
from ...tests import (
33
 
    TestCase,
34
 
    TestCaseInTempDir,
35
 
    UnavailableFeature,
36
 
    )
37
 
from ...transport import (
38
 
    get_transport,
39
 
    )
40
 
 
41
 
from ..cache import (
42
 
    DictBzrGitCache,
43
 
    IndexBzrGitCache,
44
 
    IndexGitCacheFormat,
45
 
    SqliteBzrGitCache,
46
 
    TdbBzrGitCache,
47
 
    )
48
 
 
49
 
 
50
 
class TestGitShaMap:
51
 
 
52
 
    def _get_test_commit(self):
53
 
        c = Commit()
54
 
        c.committer = b"Jelmer <jelmer@samba.org>"
55
 
        c.commit_time = 0
56
 
        c.commit_timezone = 0
57
 
        c.author = b"Jelmer <jelmer@samba.org>"
58
 
        c.author_time = 0
59
 
        c.author_timezone = 0
60
 
        c.message = b"Teh foo bar"
61
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
62
 
        return c
63
 
 
64
 
    def test_commit(self):
65
 
        self.map.start_write_group()
66
 
        updater = self.cache.get_updater(Revision(b"myrevid"))
67
 
        c = self._get_test_commit()
68
 
        updater.add_object(c, {
69
 
            "testament3-sha1": b"cc9462f7f8263ef5adf8eff2fb936bb36b504cba"},
70
 
            None)
71
 
        updater.finish()
72
 
        self.map.commit_write_group()
73
 
        self.assertEqual(
74
 
            [("commit", (b"myrevid",
75
 
                         b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba",
76
 
                         {"testament3-sha1": b"cc9462f7f8263ef5adf8eff2fb936bb36b504cba"},
77
 
                         ))],
78
 
            list(self.map.lookup_git_sha(c.id)))
79
 
        self.assertEqual(c.id, self.map.lookup_commit(b"myrevid"))
80
 
 
81
 
    def test_lookup_notfound(self):
82
 
        self.assertRaises(KeyError, list,
83
 
                          self.map.lookup_git_sha(b"5686645d49063c73d35436192dfc9a160c672301"))
84
 
 
85
 
    def test_blob(self):
86
 
        self.map.start_write_group()
87
 
        updater = self.cache.get_updater(Revision(b"myrevid"))
88
 
        updater.add_object(self._get_test_commit(), {
89
 
                           "testament3-sha1": b"Test"}, None)
90
 
        b = Blob()
91
 
        b.data = b"TEH BLOB"
92
 
        updater.add_object(b, (b"myfileid", b"myrevid"), None)
93
 
        updater.finish()
94
 
        self.map.commit_write_group()
95
 
        self.assertEqual(
96
 
            [("blob", (b"myfileid", b"myrevid"))],
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            list(self.map.lookup_git_sha(b.id)))
98
 
        self.assertEqual(b.id,
99
 
                         self.map.lookup_blob_id(b"myfileid", b"myrevid"))
100
 
 
101
 
    def test_tree(self):
102
 
        self.map.start_write_group()
103
 
        updater = self.cache.get_updater(Revision(b"somerevid"))
104
 
        updater.add_object(self._get_test_commit(), {
105
 
            "testament3-sha1": b"mytestamentsha"}, None)
106
 
        t = Tree()
107
 
        t.add(b"somename", stat.S_IFREG, Blob().id)
108
 
        updater.add_object(t, (b"fileid", b"myrevid"), b"")
109
 
        updater.finish()
110
 
        self.map.commit_write_group()
111
 
        self.assertEqual([("tree", (b"fileid", b"myrevid"))],
112
 
                         list(self.map.lookup_git_sha(t.id)))
113
 
        # It's possible for a backend to not implement lookup_tree
114
 
        try:
115
 
            self.assertEqual(t.id,
116
 
                             self.map.lookup_tree_id(b"fileid", b"myrevid"))
117
 
        except NotImplementedError:
118
 
            pass
119
 
 
120
 
    def test_revids(self):
121
 
        self.map.start_write_group()
122
 
        updater = self.cache.get_updater(Revision(b"myrevid"))
123
 
        c = self._get_test_commit()
124
 
        updater.add_object(c, {"testament3-sha1": b"mtestament"}, None)
125
 
        updater.finish()
126
 
        self.map.commit_write_group()
127
 
        self.assertEqual([b"myrevid"], list(self.map.revids()))
128
 
 
129
 
    def test_missing_revisions(self):
130
 
        self.map.start_write_group()
131
 
        updater = self.cache.get_updater(Revision(b"myrevid"))
132
 
        c = self._get_test_commit()
133
 
        updater.add_object(c, {"testament3-sha1": b"testament"}, None)
134
 
        updater.finish()
135
 
        self.map.commit_write_group()
136
 
        self.assertEqual(set([b"lala", b"bla"]),
137
 
                         set(self.map.missing_revisions([b"myrevid", b"lala", b"bla"])))
138
 
 
139
 
 
140
 
class DictGitShaMapTests(TestCase, TestGitShaMap):
141
 
 
142
 
    def setUp(self):
143
 
        TestCase.setUp(self)
144
 
        self.cache = DictBzrGitCache()
145
 
        self.map = self.cache.idmap
146
 
 
147
 
 
148
 
class SqliteGitShaMapTests(TestCaseInTempDir, TestGitShaMap):
149
 
 
150
 
    def setUp(self):
151
 
        TestCaseInTempDir.setUp(self)
152
 
        self.cache = SqliteBzrGitCache(os.path.join(self.test_dir, 'foo.db'))
153
 
        self.map = self.cache.idmap
154
 
 
155
 
 
156
 
class TdbGitShaMapTests(TestCaseInTempDir, TestGitShaMap):
157
 
 
158
 
    def setUp(self):
159
 
        TestCaseInTempDir.setUp(self)
160
 
        try:
161
 
            self.cache = TdbBzrGitCache(os.path.join(self.test_dir, 'foo.tdb'))
162
 
        except ImportError:
163
 
            raise UnavailableFeature("Missing tdb")
164
 
        self.map = self.cache.idmap
165
 
 
166
 
 
167
 
class IndexGitShaMapTests(TestCaseInTempDir, TestGitShaMap):
168
 
 
169
 
    def setUp(self):
170
 
        TestCaseInTempDir.setUp(self)
171
 
        transport = get_transport(self.test_dir)
172
 
        IndexGitCacheFormat().initialize(transport)
173
 
        self.cache = IndexBzrGitCache(transport)
174
 
        self.map = self.cache.idmap