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tests/test_mapping.py
 
1
# Copyright (C) 2007 Jelmer Vernooij <jelmer@samba.org>
 
2
# -*- encoding: utf-8 -*-
 
3
#
 
4
# This program is free software; you can redistribute it and/or modify
 
5
# it under the terms of the GNU General Public License as published by
 
6
# the Free Software Foundation; either version 2 of the License, or
 
7
# (at your option) any later version.
 
8
#
 
9
# This program is distributed in the hope that it will be useful,
 
10
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
11
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
12
# GNU General Public License for more details.
 
13
#
 
14
# You should have received a copy of the GNU General Public License
 
15
# along with this program; if not, write to the Free Software
 
16
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
17
 
 
18
from bzrlib.inventory import (
 
19
    InventoryDirectory,
 
20
    InventoryFile,
 
21
    )
 
22
from bzrlib.revision import (
 
23
    Revision,
 
24
    )
 
25
 
 
26
from dulwich.objects import (
 
27
    Blob,
 
28
    Commit,
 
29
    Tree,
 
30
    )
 
31
 
 
32
from bzrlib.plugins.git import tests
 
33
from bzrlib.plugins.git.mapping import (
 
34
    BzrGitMappingv1,
 
35
    directory_to_tree,
 
36
    escape_file_id,
 
37
    unescape_file_id,
 
38
    )
 
39
 
 
40
 
 
41
class TestRevidConversionV1(tests.TestCase):
 
42
 
 
43
    def test_simple_git_to_bzr_revision_id(self):
 
44
        self.assertEqual("git-v1:"
 
45
                         "c6a4d8f1fa4ac650748e647c4b1b368f589a7356",
 
46
                         BzrGitMappingv1().revision_id_foreign_to_bzr(
 
47
                            "c6a4d8f1fa4ac650748e647c4b1b368f589a7356"))
 
48
 
 
49
    def test_simple_bzr_to_git_revision_id(self):
 
50
        self.assertEqual(("c6a4d8f1fa4ac650748e647c4b1b368f589a7356", 
 
51
                         BzrGitMappingv1()),
 
52
                         BzrGitMappingv1().revision_id_bzr_to_foreign(
 
53
                            "git-v1:"
 
54
                            "c6a4d8f1fa4ac650748e647c4b1b368f589a7356"))
 
55
 
 
56
    def test_is_control_file(self):
 
57
        mapping = BzrGitMappingv1()
 
58
        if mapping.roundtripping:
 
59
            self.assertTrue(mapping.is_control_file(".bzrdummy"))
 
60
            self.assertTrue(mapping.is_control_file(".bzrfileids"))
 
61
        self.assertFalse(mapping.is_control_file(".bzrfoo"))
 
62
 
 
63
    def test_generate_file_id(self):
 
64
        mapping = BzrGitMappingv1()
 
65
        self.assertIsInstance(mapping.generate_file_id("la"), str)
 
66
        self.assertIsInstance(mapping.generate_file_id(u"é"), str)
 
67
 
 
68
 
 
69
class FileidTests(tests.TestCase):
 
70
 
 
71
    def test_escape_space(self):
 
72
        self.assertEquals("bla_s", escape_file_id("bla "))
 
73
 
 
74
    def test_escape_underscore(self):
 
75
        self.assertEquals("bla__", escape_file_id("bla_"))
 
76
 
 
77
    def test_escape_underscore_space(self):
 
78
        self.assertEquals("bla___s", escape_file_id("bla_ "))
 
79
 
 
80
    def test_unescape_underscore(self):
 
81
        self.assertEquals("bla ", unescape_file_id("bla_s"))
 
82
 
 
83
    def test_unescape_underscore_space(self):
 
84
        self.assertEquals("bla _", unescape_file_id("bla_s__"))
 
85
 
 
86
 
 
87
class TestImportCommit(tests.TestCase):
 
88
 
 
89
    def test_commit(self):
 
90
        c = Commit()
 
91
        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
 
92
        c.message = "Some message"
 
93
        c.committer = "Committer"
 
94
        c.commit_time = 4
 
95
        c.author_time = 5
 
96
        c.commit_timezone = 60 * 5
 
97
        c.author_timezone = 60 * 3
 
98
        c.author = "Author"
 
99
        mapping = BzrGitMappingv1()
 
100
        rev, roundtrip_revid, verifiers = mapping.import_commit(c,
 
101
            mapping.revision_id_foreign_to_bzr)
 
102
        self.assertEquals(None, roundtrip_revid)
 
103
        self.assertEquals({}, verifiers)
 
104
        self.assertEquals("Some message", rev.message)
 
105
        self.assertEquals("Committer", rev.committer)
 
106
        self.assertEquals("Author", rev.properties['author'])
 
107
        self.assertEquals(300, rev.timezone)
 
108
        self.assertEquals((), rev.parent_ids)
 
109
        self.assertEquals("5", rev.properties['author-timestamp'])
 
110
        self.assertEquals("180", rev.properties['author-timezone'])
 
111
        self.assertEquals("git-v1:" + c.id, rev.revision_id)
 
112
 
 
113
    def test_explicit_encoding(self):
 
114
        c = Commit()
 
115
        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
 
116
        c.message = "Some message"
 
117
        c.committer = "Committer"
 
118
        c.commit_time = 4
 
119
        c.author_time = 5
 
120
        c.commit_timezone = 60 * 5
 
121
        c.author_timezone = 60 * 3
 
122
        c.author = u"Authér".encode("iso8859-1")
 
123
        c.encoding = "iso8859-1"
 
124
        mapping = BzrGitMappingv1()
 
125
        rev, roundtrip_revid, verifiers = mapping.import_commit(c,
 
126
            mapping.revision_id_foreign_to_bzr)
 
127
        self.assertEquals(None, roundtrip_revid)
 
128
        self.assertEquals({}, verifiers)
 
129
        self.assertEquals(u"Authér", rev.properties['author'])
 
130
        self.assertEquals("iso8859-1", rev.properties["git-explicit-encoding"])
 
131
        self.assertTrue("git-implicit-encoding" not in rev.properties)
 
132
 
 
133
    def test_implicit_encoding_fallback(self):
 
134
        c = Commit()
 
135
        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
 
136
        c.message = "Some message"
 
137
        c.committer = "Committer"
 
138
        c.commit_time = 4
 
139
        c.author_time = 5
 
140
        c.commit_timezone = 60 * 5
 
141
        c.author_timezone = 60 * 3
 
142
        c.author = u"Authér".encode("latin1")
 
143
        mapping = BzrGitMappingv1()
 
144
        rev, roundtrip_revid, verifiers = mapping.import_commit(c,
 
145
            mapping.revision_id_foreign_to_bzr)
 
146
        self.assertEquals(None, roundtrip_revid)
 
147
        self.assertEquals({}, verifiers)
 
148
        self.assertEquals(u"Authér", rev.properties['author'])
 
149
        self.assertEquals("latin1", rev.properties["git-implicit-encoding"])
 
150
        self.assertTrue("git-explicit-encoding" not in rev.properties)
 
151
 
 
152
    def test_implicit_encoding_utf8(self):
 
153
        c = Commit()
 
154
        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
 
155
        c.message = "Some message"
 
156
        c.committer = "Committer"
 
157
        c.commit_time = 4
 
158
        c.author_time = 5
 
159
        c.commit_timezone = 60 * 5
 
160
        c.author_timezone = 60 * 3
 
161
        c.author = u"Authér".encode("utf-8")
 
162
        mapping = BzrGitMappingv1()
 
163
        rev, roundtrip_revid, verifiers = mapping.import_commit(c,
 
164
            mapping.revision_id_foreign_to_bzr)
 
165
        self.assertEquals(None, roundtrip_revid)
 
166
        self.assertEquals({}, verifiers)
 
167
        self.assertEquals(u"Authér", rev.properties['author'])
 
168
        self.assertTrue("git-explicit-encoding" not in rev.properties)
 
169
        self.assertTrue("git-implicit-encoding" not in rev.properties)
 
170
 
 
171
 
 
172
class RoundtripRevisionsFromBazaar(tests.TestCase):
 
173
 
 
174
    def setUp(self):
 
175
        super(RoundtripRevisionsFromBazaar, self).setUp()
 
176
        self.mapping = BzrGitMappingv1()
 
177
        self._parent_map = {}
 
178
        self._lookup_parent = self._parent_map.__getitem__
 
179
 
 
180
    def assertRoundtripRevision(self, orig_rev):
 
181
        commit = self.mapping.export_commit(orig_rev, "mysha",
 
182
            self._lookup_parent, True, "testamentsha")
 
183
        rev, roundtrip_revid, verifiers = self.mapping.import_commit(
 
184
            commit, self.mapping.revision_id_foreign_to_bzr)
 
185
        self.assertEquals(rev.revision_id,
 
186
            self.mapping.revision_id_foreign_to_bzr(commit.id))
 
187
        if self.mapping.roundtripping:
 
188
            self.assertEquals({"testament3-sha1": "testamentsha"} , verifiers)
 
189
            self.assertEquals(orig_rev.revision_id, roundtrip_revid)
 
190
            self.assertEquals(orig_rev.properties, rev.properties)
 
191
            self.assertEquals(orig_rev.committer, rev.committer)
 
192
            self.assertEquals(orig_rev.timestamp, rev.timestamp)
 
193
            self.assertEquals(orig_rev.timezone, rev.timezone)
 
194
            self.assertEquals(orig_rev.message, rev.message)
 
195
            self.assertEquals(list(orig_rev.parent_ids), list(rev.parent_ids))
 
196
        else:
 
197
            self.assertEquals({}, verifiers)
 
198
 
 
199
    def test_simple_commit(self):
 
200
        r = Revision(self.mapping.revision_id_foreign_to_bzr("edf99e6c56495c620f20d5dacff9859ff7119261"))
 
201
        r.message = "MyCommitMessage"
 
202
        r.parent_ids = []
 
203
        r.committer = "Jelmer Vernooij <jelmer@apache.org>"
 
204
        r.timestamp = 453543543
 
205
        r.timezone = 0
 
206
        r.properties = {}
 
207
        self.assertRoundtripRevision(r)
 
208
 
 
209
    def test_revision_id(self):
 
210
        r = Revision("myrevid")
 
211
        r.message = "MyCommitMessage"
 
212
        r.parent_ids = []
 
213
        r.committer = "Jelmer Vernooij <jelmer@apache.org>"
 
214
        r.timestamp = 453543543
 
215
        r.timezone = 0
 
216
        r.properties = {}
 
217
        self.assertRoundtripRevision(r)
 
218
 
 
219
    def test_ghost_parent(self):
 
220
        r = Revision("myrevid")
 
221
        r.message = "MyCommitMessage"
 
222
        r.parent_ids = ["iamaghost"]
 
223
        r.committer = "Jelmer Vernooij <jelmer@apache.org>"
 
224
        r.timestamp = 453543543
 
225
        r.timezone = 0
 
226
        r.properties = {}
 
227
        self.assertRoundtripRevision(r)
 
228
 
 
229
    def test_custom_property(self):
 
230
        r = Revision("myrevid")
 
231
        r.message = "MyCommitMessage"
 
232
        r.parent_ids = []
 
233
        r.properties = {"fool": "bar"}
 
234
        r.committer = "Jelmer Vernooij <jelmer@apache.org>"
 
235
        r.timestamp = 453543543
 
236
        r.timezone = 0
 
237
        self.assertRoundtripRevision(r)
 
238
 
 
239
 
 
240
class RoundtripRevisionsFromGit(tests.TestCase):
 
241
 
 
242
    def setUp(self):
 
243
        super(RoundtripRevisionsFromGit, self).setUp()
 
244
        self.mapping = BzrGitMappingv1()
 
245
 
 
246
    def assertRoundtripTree(self, tree):
 
247
        raise NotImplementedError(self.assertRoundtripTree)
 
248
 
 
249
    def assertRoundtripBlob(self, blob):
 
250
        raise NotImplementedError(self.assertRoundtripBlob)
 
251
 
 
252
    def assertRoundtripCommit(self, commit1):
 
253
        rev, roundtrip_revid, verifiers = self.mapping.import_commit(
 
254
            commit1, self.mapping.revision_id_foreign_to_bzr)
 
255
        commit2 = self.mapping.export_commit(rev, "12341212121212", None,
 
256
            True, None)
 
257
        self.assertEquals(commit1.committer, commit2.committer)
 
258
        self.assertEquals(commit1.commit_time, commit2.commit_time)
 
259
        self.assertEquals(commit1.commit_timezone, commit2.commit_timezone)
 
260
        self.assertEquals(commit1.author, commit2.author)
 
261
        self.assertEquals(commit1.author_time, commit2.author_time)
 
262
        self.assertEquals(commit1.author_timezone, commit2.author_timezone)
 
263
        self.assertEquals(commit1.message, commit2.message)
 
264
        self.assertEquals(commit1.encoding, commit2.encoding)
 
265
 
 
266
    def test_commit(self):
 
267
        c = Commit()
 
268
        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
 
269
        c.message = "Some message"
 
270
        c.committer = "Committer <Committer>"
 
271
        c.commit_time = 4
 
272
        c.commit_timezone = -60 * 3
 
273
        c.author_time = 5
 
274
        c.author_timezone = 60 * 2
 
275
        c.author = "Author <author>"
 
276
        self.assertRoundtripCommit(c)
 
277
 
 
278
    def test_commit_zero_utc_timezone(self):
 
279
        c = Commit()
 
280
        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
 
281
        c.message = "Some message"
 
282
        c.committer = "Committer <Committer>"
 
283
        c.commit_time = 4
 
284
        c.commit_timezone = 0
 
285
        c._commit_timezone_neg_utc = True
 
286
        c.author_time = 5
 
287
        c.author_timezone = 60 * 2
 
288
        c.author = "Author <author>"
 
289
        self.assertRoundtripCommit(c)
 
290
 
 
291
    def test_commit_encoding(self):
 
292
        c = Commit()
 
293
        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
 
294
        c.message = "Some message"
 
295
        c.committer = "Committer <Committer>"
 
296
        c.encoding = 'iso8859-1'
 
297
        c.commit_time = 4
 
298
        c.commit_timezone = -60 * 3
 
299
        c.author_time = 5
 
300
        c.author_timezone = 60 * 2
 
301
        c.author = "Author <author>"
 
302
        self.assertRoundtripCommit(c)
 
303
 
 
304
 
 
305
class DirectoryToTreeTests(tests.TestCase):
 
306
 
 
307
    def test_empty(self):
 
308
        ie = InventoryDirectory('foo', 'foo', 'foo')
 
309
        t = directory_to_tree(ie, None, {}, None)
 
310
        self.assertEquals(None, t)
 
311
 
 
312
    def test_empty_dir(self):
 
313
        ie = InventoryDirectory('foo', 'foo', 'foo')
 
314
        child_ie = InventoryDirectory('bar', 'bar', 'bar')
 
315
        ie.children['bar'] = child_ie
 
316
        t = directory_to_tree(ie, lambda x: None, {}, None)
 
317
        self.assertEquals(None, t)
 
318
 
 
319
    def test_empty_dir_dummy_files(self):
 
320
        ie = InventoryDirectory('foo', 'foo', 'foo')
 
321
        child_ie = InventoryDirectory('bar', 'bar', 'bar')
 
322
        ie.children['bar'] = child_ie
 
323
        t = directory_to_tree(ie, lambda x: None, {}, ".mydummy")
 
324
        self.assertTrue(".mydummy" in t)
 
325
 
 
326
    def test_empty_root(self):
 
327
        ie = InventoryDirectory('foo', 'foo', None)
 
328
        child_ie = InventoryDirectory('bar', 'bar', 'bar')
 
329
        ie.children['bar'] = child_ie
 
330
        t = directory_to_tree(ie, lambda x: None, {}, None)
 
331
        self.assertEquals(Tree(), t)
 
332
 
 
333
    def test_with_file(self):
 
334
        ie = InventoryDirectory('foo', 'foo', 'foo')
 
335
        child_ie = InventoryFile('bar', 'bar', 'bar')
 
336
        ie.children['bar'] = child_ie
 
337
        b = Blob.from_string("bla")
 
338
        t1 = directory_to_tree(ie, lambda x: b.id, {}, None)
 
339
        t2 = Tree()
 
340
        t2.add("bar", 0100644, b.id)
 
341
        self.assertEquals(t1, t2)