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

  • Committer: Jelmer Vernooij
  • Date: 2017-06-08 23:30:31 UTC
  • mto: This revision was merged to the branch mainline in revision 6690.
  • Revision ID: jelmer@jelmer.uk-20170608233031-3qavls2o7a1pqllj
Update imports.

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breezy/git/tests/test_mapping.py
1
 
# Copyright (C) 2007-2018 Jelmer Vernooij <jelmer@jelmer.uk>
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17
 
 
18
 
"""Tests for mapping."""
19
 
 
20
 
from ...revision import (
21
 
    Revision,
22
 
    )
23
 
 
24
 
from dulwich.objects import (
25
 
    Blob,
26
 
    Commit,
27
 
    Tag,
28
 
    parse_timezone,
29
 
    )
30
 
from dulwich.tests.utils import (
31
 
    make_object,
32
 
    )
33
 
 
34
 
from .. import tests
35
 
from ..mapping import (
36
 
    BzrGitMappingv1,
37
 
    escape_file_id,
38
 
    fix_person_identifier,
39
 
    unescape_file_id,
40
 
    UnknownCommitExtra,
41
 
    UnknownMercurialCommitExtra,
42
 
    )
43
 
 
44
 
 
45
 
class TestRevidConversionV1(tests.TestCase):
46
 
 
47
 
    def test_simple_git_to_bzr_revision_id(self):
48
 
        self.assertEqual(b"git-v1:"
49
 
                         b"c6a4d8f1fa4ac650748e647c4b1b368f589a7356",
50
 
                         BzrGitMappingv1().revision_id_foreign_to_bzr(
51
 
                             b"c6a4d8f1fa4ac650748e647c4b1b368f589a7356"))
52
 
 
53
 
    def test_simple_bzr_to_git_revision_id(self):
54
 
        self.assertEqual((b"c6a4d8f1fa4ac650748e647c4b1b368f589a7356",
55
 
                          BzrGitMappingv1()),
56
 
                         BzrGitMappingv1().revision_id_bzr_to_foreign(
57
 
            b"git-v1:"
58
 
            b"c6a4d8f1fa4ac650748e647c4b1b368f589a7356"))
59
 
 
60
 
    def test_is_control_file(self):
61
 
        mapping = BzrGitMappingv1()
62
 
        if mapping.roundtripping:
63
 
            self.assertTrue(mapping.is_special_file(".bzrdummy"))
64
 
            self.assertTrue(mapping.is_special_file(".bzrfileids"))
65
 
        self.assertFalse(mapping.is_special_file(".bzrfoo"))
66
 
 
67
 
    def test_generate_file_id(self):
68
 
        mapping = BzrGitMappingv1()
69
 
        self.assertIsInstance(mapping.generate_file_id("la"), bytes)
70
 
        self.assertIsInstance(mapping.generate_file_id(u"é"), bytes)
71
 
 
72
 
 
73
 
class FileidTests(tests.TestCase):
74
 
 
75
 
    def test_escape_space(self):
76
 
        self.assertEqual(b"bla_s", escape_file_id(b"bla "))
77
 
 
78
 
    def test_escape_control_l(self):
79
 
        self.assertEqual(b"bla_c", escape_file_id(b"bla\x0c"))
80
 
 
81
 
    def test_unescape_control_l(self):
82
 
        self.assertEqual(b"bla\x0c", unescape_file_id(b"bla_c"))
83
 
 
84
 
    def test_escape_underscore(self):
85
 
        self.assertEqual(b"bla__", escape_file_id(b"bla_"))
86
 
 
87
 
    def test_escape_underscore_space(self):
88
 
        self.assertEqual(b"bla___s", escape_file_id(b"bla_ "))
89
 
 
90
 
    def test_unescape_underscore(self):
91
 
        self.assertEqual(b"bla ", unescape_file_id(b"bla_s"))
92
 
 
93
 
    def test_unescape_underscore_space(self):
94
 
        self.assertEqual(b"bla _", unescape_file_id(b"bla_s__"))
95
 
 
96
 
 
97
 
class TestImportCommit(tests.TestCase):
98
 
 
99
 
    def test_commit(self):
100
 
        c = Commit()
101
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
102
 
        c.message = b"Some message"
103
 
        c.committer = b"Committer"
104
 
        c.commit_time = 4
105
 
        c.author_time = 5
106
 
        c.commit_timezone = 60 * 5
107
 
        c.author_timezone = 60 * 3
108
 
        c.author = b"Author"
109
 
        mapping = BzrGitMappingv1()
110
 
        rev, roundtrip_revid, verifiers = mapping.import_commit(
111
 
            c, mapping.revision_id_foreign_to_bzr)
112
 
        self.assertEqual(None, roundtrip_revid)
113
 
        self.assertEqual({}, verifiers)
114
 
        self.assertEqual(u"Some message", rev.message)
115
 
        self.assertEqual(u"Committer", rev.committer)
116
 
        self.assertEqual(u"Author", rev.properties[u'author'])
117
 
        self.assertEqual(300, rev.timezone)
118
 
        self.assertEqual([], rev.parent_ids)
119
 
        self.assertEqual("5", rev.properties[u'author-timestamp'])
120
 
        self.assertEqual("180", rev.properties[u'author-timezone'])
121
 
        self.assertEqual(b"git-v1:" + c.id, rev.revision_id)
122
 
 
123
 
    def test_explicit_encoding(self):
124
 
        c = Commit()
125
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
126
 
        c.message = b"Some message"
127
 
        c.committer = b"Committer"
128
 
        c.commit_time = 4
129
 
        c.author_time = 5
130
 
        c.commit_timezone = 60 * 5
131
 
        c.author_timezone = 60 * 3
132
 
        c.author = u"Authér".encode("iso8859-1")
133
 
        c.encoding = b"iso8859-1"
134
 
        mapping = BzrGitMappingv1()
135
 
        rev, roundtrip_revid, verifiers = mapping.import_commit(
136
 
            c, mapping.revision_id_foreign_to_bzr)
137
 
        self.assertEqual(None, roundtrip_revid)
138
 
        self.assertEqual({}, verifiers)
139
 
        self.assertEqual(u"Authér", rev.properties[u'author'])
140
 
        self.assertEqual("iso8859-1", rev.properties[u"git-explicit-encoding"])
141
 
        self.assertTrue(u"git-implicit-encoding" not in rev.properties)
142
 
 
143
 
    def test_implicit_encoding_fallback(self):
144
 
        c = Commit()
145
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
146
 
        c.message = b"Some message"
147
 
        c.committer = b"Committer"
148
 
        c.commit_time = 4
149
 
        c.author_time = 5
150
 
        c.commit_timezone = 60 * 5
151
 
        c.author_timezone = 60 * 3
152
 
        c.author = u"Authér".encode("latin1")
153
 
        mapping = BzrGitMappingv1()
154
 
        rev, roundtrip_revid, verifiers = mapping.import_commit(
155
 
            c, mapping.revision_id_foreign_to_bzr)
156
 
        self.assertEqual(None, roundtrip_revid)
157
 
        self.assertEqual({}, verifiers)
158
 
        self.assertEqual(u"Authér", rev.properties[u'author'])
159
 
        self.assertEqual("latin1", rev.properties[u"git-implicit-encoding"])
160
 
        self.assertTrue(u"git-explicit-encoding" not in rev.properties)
161
 
 
162
 
    def test_implicit_encoding_utf8(self):
163
 
        c = Commit()
164
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
165
 
        c.message = b"Some message"
166
 
        c.committer = b"Committer"
167
 
        c.commit_time = 4
168
 
        c.author_time = 5
169
 
        c.commit_timezone = 60 * 5
170
 
        c.author_timezone = 60 * 3
171
 
        c.author = u"Authér".encode("utf-8")
172
 
        mapping = BzrGitMappingv1()
173
 
        rev, roundtrip_revid, verifiers = mapping.import_commit(
174
 
            c, mapping.revision_id_foreign_to_bzr)
175
 
        self.assertEqual(None, roundtrip_revid)
176
 
        self.assertEqual({}, verifiers)
177
 
        self.assertEqual(u"Authér", rev.properties[u'author'])
178
 
        self.assertTrue(u"git-explicit-encoding" not in rev.properties)
179
 
        self.assertTrue(u"git-implicit-encoding" not in rev.properties)
180
 
 
181
 
    def test_unknown_extra(self):
182
 
        c = Commit()
183
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
184
 
        c.message = b"Some message"
185
 
        c.committer = b"Committer"
186
 
        c.commit_time = 4
187
 
        c.author_time = 5
188
 
        c.commit_timezone = 60 * 5
189
 
        c.author_timezone = 60 * 3
190
 
        c.author = b"Author"
191
 
        c._extra.append((b"iamextra", b"foo"))
192
 
        mapping = BzrGitMappingv1()
193
 
        self.assertRaises(UnknownCommitExtra, mapping.import_commit, c,
194
 
                          mapping.revision_id_foreign_to_bzr)
195
 
        mapping.import_commit(c, mapping.revision_id_foreign_to_bzr, strict=False)
196
 
 
197
 
    def test_mergetag(self):
198
 
        c = Commit()
199
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
200
 
        c.message = b"Some message"
201
 
        c.committer = b"Committer"
202
 
        c.commit_time = 4
203
 
        c.author_time = 5
204
 
        c.commit_timezone = 60 * 5
205
 
        c.author_timezone = 60 * 3
206
 
        c.author = b"Author"
207
 
        tag = make_object(Tag,
208
 
                          tagger=b'Jelmer Vernooij <jelmer@samba.org>',
209
 
                          name=b'0.1', message=None,
210
 
                          object=(
211
 
                              Blob, b'd80c186a03f423a81b39df39dc87fd269736ca86'),
212
 
                          tag_time=423423423, tag_timezone=0)
213
 
        c.mergetag = [tag]
214
 
        mapping = BzrGitMappingv1()
215
 
        rev, roundtrip_revid, verifiers = mapping.import_commit(
216
 
            c, mapping.revision_id_foreign_to_bzr)
217
 
        self.assertEqual(
218
 
            rev.properties[u'git-mergetag-0'], tag.as_raw_string())
219
 
 
220
 
    def test_unknown_hg_fields(self):
221
 
        c = Commit()
222
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
223
 
        c.message = b"Some message"
224
 
        c.committer = b"Committer"
225
 
        c.commit_time = 4
226
 
        c.author_time = 5
227
 
        c.commit_timezone = 60 * 5
228
 
        c.author_timezone = 60 * 3
229
 
        c.author = b"Author"
230
 
        c._extra = [(b"HG:extra", b"bla:Foo")]
231
 
        mapping = BzrGitMappingv1()
232
 
        self.assertRaises(
233
 
            UnknownMercurialCommitExtra,
234
 
            mapping.import_commit, c, mapping.revision_id_foreign_to_bzr)
235
 
        mapping.import_commit(
236
 
            c, mapping.revision_id_foreign_to_bzr, strict=False)
237
 
        self.assertEqual(
238
 
            mapping.revision_id_foreign_to_bzr(c.id),
239
 
            mapping.get_revision_id(c))
240
 
 
241
 
    def test_invalid_utf8(self):
242
 
        c = Commit()
243
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
244
 
        c.message = b"Some message \xc1"
245
 
        c.committer = b"Committer"
246
 
        c.commit_time = 4
247
 
        c.author_time = 5
248
 
        c.commit_timezone = 60 * 5
249
 
        c.author_timezone = 60 * 3
250
 
        c.author = b"Author"
251
 
        mapping = BzrGitMappingv1()
252
 
        self.assertEqual(
253
 
            mapping.revision_id_foreign_to_bzr(c.id),
254
 
            mapping.get_revision_id(c))
255
 
 
256
 
 
257
 
class RoundtripRevisionsFromBazaar(tests.TestCase):
258
 
 
259
 
    def setUp(self):
260
 
        super(RoundtripRevisionsFromBazaar, self).setUp()
261
 
        self.mapping = BzrGitMappingv1()
262
 
        self._parent_map = {}
263
 
        self._lookup_parent = self._parent_map.__getitem__
264
 
 
265
 
    def assertRoundtripRevision(self, orig_rev):
266
 
        commit = self.mapping.export_commit(orig_rev, b"mysha",
267
 
                                            self._lookup_parent, True, b"testamentsha")
268
 
        rev, roundtrip_revid, verifiers = self.mapping.import_commit(
269
 
            commit, self.mapping.revision_id_foreign_to_bzr, strict=True)
270
 
        self.assertEqual(rev.revision_id,
271
 
                         self.mapping.revision_id_foreign_to_bzr(commit.id))
272
 
        if self.mapping.roundtripping:
273
 
            self.assertEqual({"testament3-sha1": b"testamentsha"}, verifiers)
274
 
            self.assertEqual(orig_rev.revision_id, roundtrip_revid)
275
 
            self.assertEqual(orig_rev.properties, rev.properties)
276
 
            self.assertEqual(orig_rev.committer, rev.committer)
277
 
            self.assertEqual(orig_rev.timestamp, rev.timestamp)
278
 
            self.assertEqual(orig_rev.timezone, rev.timezone)
279
 
            self.assertEqual(orig_rev.message, rev.message)
280
 
            self.assertEqual(list(orig_rev.parent_ids), list(rev.parent_ids))
281
 
        else:
282
 
            self.assertEqual({}, verifiers)
283
 
 
284
 
    def test_simple_commit(self):
285
 
        r = Revision(self.mapping.revision_id_foreign_to_bzr(
286
 
            b"edf99e6c56495c620f20d5dacff9859ff7119261"))
287
 
        r.message = "MyCommitMessage"
288
 
        r.parent_ids = []
289
 
        r.committer = "Jelmer Vernooij <jelmer@apache.org>"
290
 
        r.timestamp = 453543543
291
 
        r.timezone = 0
292
 
        r.properties = {}
293
 
        self.assertRoundtripRevision(r)
294
 
 
295
 
    def test_revision_id(self):
296
 
        r = Revision(b"myrevid")
297
 
        r.message = "MyCommitMessage"
298
 
        r.parent_ids = []
299
 
        r.committer = "Jelmer Vernooij <jelmer@apache.org>"
300
 
        r.timestamp = 453543543
301
 
        r.timezone = 0
302
 
        r.properties = {}
303
 
        self.assertRoundtripRevision(r)
304
 
 
305
 
    def test_ghost_parent(self):
306
 
        r = Revision(b"myrevid")
307
 
        r.message = u"MyCommitMessage"
308
 
        r.parent_ids = [b"iamaghost"]
309
 
        r.committer = "Jelmer Vernooij <jelmer@apache.org>"
310
 
        r.timestamp = 453543543
311
 
        r.timezone = 0
312
 
        r.properties = {}
313
 
        self.assertRoundtripRevision(r)
314
 
 
315
 
    def test_custom_property(self):
316
 
        r = Revision(b"myrevid")
317
 
        r.message = u"MyCommitMessage"
318
 
        r.parent_ids = []
319
 
        r.properties = {u"fool": "bar"}
320
 
        r.committer = "Jelmer Vernooij <jelmer@apache.org>"
321
 
        r.timestamp = 453543543
322
 
        r.timezone = 0
323
 
        self.assertRoundtripRevision(r)
324
 
 
325
 
 
326
 
class RoundtripRevisionsFromGit(tests.TestCase):
327
 
 
328
 
    def setUp(self):
329
 
        super(RoundtripRevisionsFromGit, self).setUp()
330
 
        self.mapping = BzrGitMappingv1()
331
 
 
332
 
    def assertRoundtripTree(self, tree):
333
 
        raise NotImplementedError(self.assertRoundtripTree)
334
 
 
335
 
    def assertRoundtripBlob(self, blob):
336
 
        raise NotImplementedError(self.assertRoundtripBlob)
337
 
 
338
 
    def assertRoundtripCommit(self, commit1):
339
 
        rev, roundtrip_revid, verifiers = self.mapping.import_commit(
340
 
            commit1, self.mapping.revision_id_foreign_to_bzr, strict=True)
341
 
        commit2 = self.mapping.export_commit(rev, "12341212121212", None,
342
 
                                             True, None)
343
 
        self.assertEqual(commit1.committer, commit2.committer)
344
 
        self.assertEqual(commit1.commit_time, commit2.commit_time)
345
 
        self.assertEqual(commit1.commit_timezone, commit2.commit_timezone)
346
 
        self.assertEqual(commit1.author, commit2.author)
347
 
        self.assertEqual(commit1.author_time, commit2.author_time)
348
 
        self.assertEqual(commit1.author_timezone, commit2.author_timezone)
349
 
        self.assertEqual(commit1.message, commit2.message)
350
 
        self.assertEqual(commit1.encoding, commit2.encoding)
351
 
 
352
 
    def test_commit(self):
353
 
        c = Commit()
354
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
355
 
        c.message = b"Some message"
356
 
        c.committer = b"Committer <Committer>"
357
 
        c.commit_time = 4
358
 
        c.commit_timezone = -60 * 3
359
 
        c.author_time = 5
360
 
        c.author_timezone = 60 * 2
361
 
        c.author = b"Author <author>"
362
 
        self.assertRoundtripCommit(c)
363
 
 
364
 
    def test_commit_double_negative_timezone(self):
365
 
        c = Commit()
366
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
367
 
        c.message = b"Some message"
368
 
        c.committer = b"Committer <Committer>"
369
 
        c.commit_time = 4
370
 
        (c.commit_timezone, c._commit_timezone_neg_utc) = parse_timezone(b"--700")
371
 
        c.author_time = 5
372
 
        c.author_timezone = 60 * 2
373
 
        c.author = b"Author <author>"
374
 
        self.assertRoundtripCommit(c)
375
 
 
376
 
    def test_commit_zero_utc_timezone(self):
377
 
        c = Commit()
378
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
379
 
        c.message = b"Some message"
380
 
        c.committer = b"Committer <Committer>"
381
 
        c.commit_time = 4
382
 
        c.commit_timezone = 0
383
 
        c._commit_timezone_neg_utc = True
384
 
        c.author_time = 5
385
 
        c.author_timezone = 60 * 2
386
 
        c.author = b"Author <author>"
387
 
        self.assertRoundtripCommit(c)
388
 
 
389
 
    def test_commit_encoding(self):
390
 
        c = Commit()
391
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
392
 
        c.message = b"Some message"
393
 
        c.committer = b"Committer <Committer>"
394
 
        c.encoding = b'iso8859-1'
395
 
        c.commit_time = 4
396
 
        c.commit_timezone = -60 * 3
397
 
        c.author_time = 5
398
 
        c.author_timezone = 60 * 2
399
 
        c.author = b"Author <author>"
400
 
        self.assertRoundtripCommit(c)
401
 
 
402
 
    def test_commit_extra(self):
403
 
        c = Commit()
404
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
405
 
        c.message = b"Some message"
406
 
        c.committer = b"Committer <Committer>"
407
 
        c.commit_time = 4
408
 
        c.commit_timezone = -60 * 3
409
 
        c.author_time = 5
410
 
        c.author_timezone = 60 * 2
411
 
        c.author = b"Author <author>"
412
 
        c._extra = [(b"HG:rename-source", b"hg")]
413
 
        self.assertRoundtripCommit(c)
414
 
 
415
 
    def test_commit_mergetag(self):
416
 
        c = Commit()
417
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
418
 
        c.message = b"Some message"
419
 
        c.committer = b"Committer <Committer>"
420
 
        c.commit_time = 4
421
 
        c.commit_timezone = -60 * 3
422
 
        c.author_time = 5
423
 
        c.author_timezone = 60 * 2
424
 
        c.author = b"Author <author>"
425
 
        tag = make_object(Tag,
426
 
                          tagger=b'Jelmer Vernooij <jelmer@samba.org>',
427
 
                          name=b'0.1', message=None,
428
 
                          object=(
429
 
                              Blob, b'd80c186a03f423a81b39df39dc87fd269736ca86'),
430
 
                          tag_time=423423423, tag_timezone=0)
431
 
        c.mergetag = [tag]
432
 
        self.assertRoundtripCommit(c)
433
 
 
434
 
 
435
 
class FixPersonIdentifierTests(tests.TestCase):
436
 
 
437
 
    def test_valid(self):
438
 
        self.assertEqual(b"foo <bar@blah.nl>",
439
 
                         fix_person_identifier(b"foo <bar@blah.nl>"))
440
 
        self.assertEqual(b"bar@blah.nl <bar@blah.nl>",
441
 
                         fix_person_identifier(b"bar@blah.nl"))
442
 
 
443
 
    def test_fix(self):
444
 
        self.assertEqual(
445
 
            b"person <bar@blah.nl>",
446
 
            fix_person_identifier(b"somebody <person <bar@blah.nl>>"))
447
 
        self.assertEqual(
448
 
            b"person <bar@blah.nl>",
449
 
            fix_person_identifier(b"person<bar@blah.nl>"))
450
 
        self.assertEqual(
451
 
            b'Rohan Garg <rohangarg@kubuntu.org>',
452
 
            fix_person_identifier(b'Rohan Garg <rohangarg@kubuntu.org'))
453
 
        self.assertRaises(ValueError,
454
 
                          fix_person_identifier, b"person >bar@blah.nl<")