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

  • Committer: Robert Collins
  • Date: 2005-10-19 10:11:57 UTC
  • mfrom: (1185.16.78)
  • mto: This revision was merged to the branch mainline in revision 1470.
  • Revision ID: robertc@robertcollins.net-20051019101157-17438d311e746b4f
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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 __future__ import absolute_import
21
 
 
22
 
from ...revision import (
23
 
    Revision,
24
 
    )
25
 
 
26
 
from dulwich.objects import (
27
 
    Blob,
28
 
    Commit,
29
 
    Tag,
30
 
    parse_timezone,
31
 
    )
32
 
from dulwich.tests.utils import (
33
 
    make_object,
34
 
    )
35
 
 
36
 
from .. import tests
37
 
from ..mapping import (
38
 
    BzrGitMappingv1,
39
 
    escape_file_id,
40
 
    fix_person_identifier,
41
 
    unescape_file_id,
42
 
    UnknownCommitExtra,
43
 
    UnknownMercurialCommitExtra,
44
 
    )
45
 
 
46
 
 
47
 
class TestRevidConversionV1(tests.TestCase):
48
 
 
49
 
    def test_simple_git_to_bzr_revision_id(self):
50
 
        self.assertEqual(b"git-v1:"
51
 
                         b"c6a4d8f1fa4ac650748e647c4b1b368f589a7356",
52
 
                         BzrGitMappingv1().revision_id_foreign_to_bzr(
53
 
                             b"c6a4d8f1fa4ac650748e647c4b1b368f589a7356"))
54
 
 
55
 
    def test_simple_bzr_to_git_revision_id(self):
56
 
        self.assertEqual((b"c6a4d8f1fa4ac650748e647c4b1b368f589a7356",
57
 
                          BzrGitMappingv1()),
58
 
                         BzrGitMappingv1().revision_id_bzr_to_foreign(
59
 
            b"git-v1:"
60
 
            b"c6a4d8f1fa4ac650748e647c4b1b368f589a7356"))
61
 
 
62
 
    def test_is_control_file(self):
63
 
        mapping = BzrGitMappingv1()
64
 
        if mapping.roundtripping:
65
 
            self.assertTrue(mapping.is_special_file(".bzrdummy"))
66
 
            self.assertTrue(mapping.is_special_file(".bzrfileids"))
67
 
        self.assertFalse(mapping.is_special_file(".bzrfoo"))
68
 
 
69
 
    def test_generate_file_id(self):
70
 
        mapping = BzrGitMappingv1()
71
 
        self.assertIsInstance(mapping.generate_file_id("la"), bytes)
72
 
        self.assertIsInstance(mapping.generate_file_id(u"Ć©"), bytes)
73
 
 
74
 
 
75
 
class FileidTests(tests.TestCase):
76
 
 
77
 
    def test_escape_space(self):
78
 
        self.assertEqual(b"bla_s", escape_file_id(b"bla "))
79
 
 
80
 
    def test_escape_control_l(self):
81
 
        self.assertEqual(b"bla_c", escape_file_id(b"bla\x0c"))
82
 
 
83
 
    def test_unescape_control_l(self):
84
 
        self.assertEqual(b"bla\x0c", unescape_file_id(b"bla_c"))
85
 
 
86
 
    def test_escape_underscore(self):
87
 
        self.assertEqual(b"bla__", escape_file_id(b"bla_"))
88
 
 
89
 
    def test_escape_underscore_space(self):
90
 
        self.assertEqual(b"bla___s", escape_file_id(b"bla_ "))
91
 
 
92
 
    def test_unescape_underscore(self):
93
 
        self.assertEqual(b"bla ", unescape_file_id(b"bla_s"))
94
 
 
95
 
    def test_unescape_underscore_space(self):
96
 
        self.assertEqual(b"bla _", unescape_file_id(b"bla_s__"))
97
 
 
98
 
 
99
 
class TestImportCommit(tests.TestCase):
100
 
 
101
 
    def test_commit(self):
102
 
        c = Commit()
103
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
104
 
        c.message = b"Some message"
105
 
        c.committer = b"Committer"
106
 
        c.commit_time = 4
107
 
        c.author_time = 5
108
 
        c.commit_timezone = 60 * 5
109
 
        c.author_timezone = 60 * 3
110
 
        c.author = b"Author"
111
 
        mapping = BzrGitMappingv1()
112
 
        rev, roundtrip_revid, verifiers = mapping.import_commit(
113
 
            c, mapping.revision_id_foreign_to_bzr)
114
 
        self.assertEqual(None, roundtrip_revid)
115
 
        self.assertEqual({}, verifiers)
116
 
        self.assertEqual(u"Some message", rev.message)
117
 
        self.assertEqual(u"Committer", rev.committer)
118
 
        self.assertEqual(u"Author", rev.properties[u'author'])
119
 
        self.assertEqual(300, rev.timezone)
120
 
        self.assertEqual([], rev.parent_ids)
121
 
        self.assertEqual("5", rev.properties[u'author-timestamp'])
122
 
        self.assertEqual("180", rev.properties[u'author-timezone'])
123
 
        self.assertEqual(b"git-v1:" + c.id, rev.revision_id)
124
 
 
125
 
    def test_explicit_encoding(self):
126
 
        c = Commit()
127
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
128
 
        c.message = b"Some message"
129
 
        c.committer = b"Committer"
130
 
        c.commit_time = 4
131
 
        c.author_time = 5
132
 
        c.commit_timezone = 60 * 5
133
 
        c.author_timezone = 60 * 3
134
 
        c.author = u"AuthĆ©r".encode("iso8859-1")
135
 
        c.encoding = b"iso8859-1"
136
 
        mapping = BzrGitMappingv1()
137
 
        rev, roundtrip_revid, verifiers = mapping.import_commit(
138
 
            c, mapping.revision_id_foreign_to_bzr)
139
 
        self.assertEqual(None, roundtrip_revid)
140
 
        self.assertEqual({}, verifiers)
141
 
        self.assertEqual(u"AuthĆ©r", rev.properties[u'author'])
142
 
        self.assertEqual("iso8859-1", rev.properties[u"git-explicit-encoding"])
143
 
        self.assertTrue(u"git-implicit-encoding" not in rev.properties)
144
 
 
145
 
    def test_implicit_encoding_fallback(self):
146
 
        c = Commit()
147
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
148
 
        c.message = b"Some message"
149
 
        c.committer = b"Committer"
150
 
        c.commit_time = 4
151
 
        c.author_time = 5
152
 
        c.commit_timezone = 60 * 5
153
 
        c.author_timezone = 60 * 3
154
 
        c.author = u"AuthĆ©r".encode("latin1")
155
 
        mapping = BzrGitMappingv1()
156
 
        rev, roundtrip_revid, verifiers = mapping.import_commit(
157
 
            c, mapping.revision_id_foreign_to_bzr)
158
 
        self.assertEqual(None, roundtrip_revid)
159
 
        self.assertEqual({}, verifiers)
160
 
        self.assertEqual(u"AuthĆ©r", rev.properties[u'author'])
161
 
        self.assertEqual("latin1", rev.properties[u"git-implicit-encoding"])
162
 
        self.assertTrue(u"git-explicit-encoding" not in rev.properties)
163
 
 
164
 
    def test_implicit_encoding_utf8(self):
165
 
        c = Commit()
166
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
167
 
        c.message = b"Some message"
168
 
        c.committer = b"Committer"
169
 
        c.commit_time = 4
170
 
        c.author_time = 5
171
 
        c.commit_timezone = 60 * 5
172
 
        c.author_timezone = 60 * 3
173
 
        c.author = u"AuthĆ©r".encode("utf-8")
174
 
        mapping = BzrGitMappingv1()
175
 
        rev, roundtrip_revid, verifiers = mapping.import_commit(
176
 
            c, mapping.revision_id_foreign_to_bzr)
177
 
        self.assertEqual(None, roundtrip_revid)
178
 
        self.assertEqual({}, verifiers)
179
 
        self.assertEqual(u"AuthĆ©r", rev.properties[u'author'])
180
 
        self.assertTrue(u"git-explicit-encoding" not in rev.properties)
181
 
        self.assertTrue(u"git-implicit-encoding" not in rev.properties)
182
 
 
183
 
    def test_unknown_extra(self):
184
 
        c = Commit()
185
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
186
 
        c.message = b"Some message"
187
 
        c.committer = b"Committer"
188
 
        c.commit_time = 4
189
 
        c.author_time = 5
190
 
        c.commit_timezone = 60 * 5
191
 
        c.author_timezone = 60 * 3
192
 
        c.author = b"Author"
193
 
        c._extra.append((b"iamextra", b"foo"))
194
 
        mapping = BzrGitMappingv1()
195
 
        self.assertRaises(UnknownCommitExtra, mapping.import_commit, c,
196
 
                          mapping.revision_id_foreign_to_bzr)
197
 
        mapping.import_commit(c, mapping.revision_id_foreign_to_bzr, strict=False)
198
 
 
199
 
    def test_mergetag(self):
200
 
        c = Commit()
201
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
202
 
        c.message = b"Some message"
203
 
        c.committer = b"Committer"
204
 
        c.commit_time = 4
205
 
        c.author_time = 5
206
 
        c.commit_timezone = 60 * 5
207
 
        c.author_timezone = 60 * 3
208
 
        c.author = b"Author"
209
 
        tag = make_object(Tag,
210
 
                          tagger=b'Jelmer Vernooij <jelmer@samba.org>',
211
 
                          name=b'0.1', message=None,
212
 
                          object=(
213
 
                              Blob, b'd80c186a03f423a81b39df39dc87fd269736ca86'),
214
 
                          tag_time=423423423, tag_timezone=0)
215
 
        c.mergetag = [tag]
216
 
        mapping = BzrGitMappingv1()
217
 
        rev, roundtrip_revid, verifiers = mapping.import_commit(
218
 
            c, mapping.revision_id_foreign_to_bzr)
219
 
        self.assertEqual(
220
 
            rev.properties[u'git-mergetag-0'], tag.as_raw_string())
221
 
 
222
 
    def test_unknown_hg_fields(self):
223
 
        c = Commit()
224
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
225
 
        c.message = b"Some message"
226
 
        c.committer = b"Committer"
227
 
        c.commit_time = 4
228
 
        c.author_time = 5
229
 
        c.commit_timezone = 60 * 5
230
 
        c.author_timezone = 60 * 3
231
 
        c.author = b"Author"
232
 
        c._extra = [(b"HG:extra", b"bla:Foo")]
233
 
        mapping = BzrGitMappingv1()
234
 
        self.assertRaises(
235
 
            UnknownMercurialCommitExtra,
236
 
            mapping.import_commit, c, mapping.revision_id_foreign_to_bzr)
237
 
        mapping.import_commit(
238
 
            c, mapping.revision_id_foreign_to_bzr, strict=False)
239
 
        self.assertEqual(
240
 
            mapping.revision_id_foreign_to_bzr(c.id),
241
 
            mapping.get_revision_id(c))
242
 
 
243
 
    def test_invalid_utf8(self):
244
 
        c = Commit()
245
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
246
 
        c.message = b"Some message \xc1"
247
 
        c.committer = b"Committer"
248
 
        c.commit_time = 4
249
 
        c.author_time = 5
250
 
        c.commit_timezone = 60 * 5
251
 
        c.author_timezone = 60 * 3
252
 
        c.author = b"Author"
253
 
        mapping = BzrGitMappingv1()
254
 
        self.assertEqual(
255
 
            mapping.revision_id_foreign_to_bzr(c.id),
256
 
            mapping.get_revision_id(c))
257
 
 
258
 
 
259
 
class RoundtripRevisionsFromBazaar(tests.TestCase):
260
 
 
261
 
    def setUp(self):
262
 
        super(RoundtripRevisionsFromBazaar, self).setUp()
263
 
        self.mapping = BzrGitMappingv1()
264
 
        self._parent_map = {}
265
 
        self._lookup_parent = self._parent_map.__getitem__
266
 
 
267
 
    def assertRoundtripRevision(self, orig_rev):
268
 
        commit = self.mapping.export_commit(orig_rev, b"mysha",
269
 
                                            self._lookup_parent, True, b"testamentsha")
270
 
        rev, roundtrip_revid, verifiers = self.mapping.import_commit(
271
 
            commit, self.mapping.revision_id_foreign_to_bzr, strict=True)
272
 
        self.assertEqual(rev.revision_id,
273
 
                         self.mapping.revision_id_foreign_to_bzr(commit.id))
274
 
        if self.mapping.roundtripping:
275
 
            self.assertEqual({"testament3-sha1": b"testamentsha"}, verifiers)
276
 
            self.assertEqual(orig_rev.revision_id, roundtrip_revid)
277
 
            self.assertEqual(orig_rev.properties, rev.properties)
278
 
            self.assertEqual(orig_rev.committer, rev.committer)
279
 
            self.assertEqual(orig_rev.timestamp, rev.timestamp)
280
 
            self.assertEqual(orig_rev.timezone, rev.timezone)
281
 
            self.assertEqual(orig_rev.message, rev.message)
282
 
            self.assertEqual(list(orig_rev.parent_ids), list(rev.parent_ids))
283
 
        else:
284
 
            self.assertEqual({}, verifiers)
285
 
 
286
 
    def test_simple_commit(self):
287
 
        r = Revision(self.mapping.revision_id_foreign_to_bzr(
288
 
            b"edf99e6c56495c620f20d5dacff9859ff7119261"))
289
 
        r.message = "MyCommitMessage"
290
 
        r.parent_ids = []
291
 
        r.committer = "Jelmer Vernooij <jelmer@apache.org>"
292
 
        r.timestamp = 453543543
293
 
        r.timezone = 0
294
 
        r.properties = {}
295
 
        self.assertRoundtripRevision(r)
296
 
 
297
 
    def test_revision_id(self):
298
 
        r = Revision(b"myrevid")
299
 
        r.message = "MyCommitMessage"
300
 
        r.parent_ids = []
301
 
        r.committer = "Jelmer Vernooij <jelmer@apache.org>"
302
 
        r.timestamp = 453543543
303
 
        r.timezone = 0
304
 
        r.properties = {}
305
 
        self.assertRoundtripRevision(r)
306
 
 
307
 
    def test_ghost_parent(self):
308
 
        r = Revision(b"myrevid")
309
 
        r.message = u"MyCommitMessage"
310
 
        r.parent_ids = [b"iamaghost"]
311
 
        r.committer = "Jelmer Vernooij <jelmer@apache.org>"
312
 
        r.timestamp = 453543543
313
 
        r.timezone = 0
314
 
        r.properties = {}
315
 
        self.assertRoundtripRevision(r)
316
 
 
317
 
    def test_custom_property(self):
318
 
        r = Revision(b"myrevid")
319
 
        r.message = u"MyCommitMessage"
320
 
        r.parent_ids = []
321
 
        r.properties = {u"fool": "bar"}
322
 
        r.committer = "Jelmer Vernooij <jelmer@apache.org>"
323
 
        r.timestamp = 453543543
324
 
        r.timezone = 0
325
 
        self.assertRoundtripRevision(r)
326
 
 
327
 
 
328
 
class RoundtripRevisionsFromGit(tests.TestCase):
329
 
 
330
 
    def setUp(self):
331
 
        super(RoundtripRevisionsFromGit, self).setUp()
332
 
        self.mapping = BzrGitMappingv1()
333
 
 
334
 
    def assertRoundtripTree(self, tree):
335
 
        raise NotImplementedError(self.assertRoundtripTree)
336
 
 
337
 
    def assertRoundtripBlob(self, blob):
338
 
        raise NotImplementedError(self.assertRoundtripBlob)
339
 
 
340
 
    def assertRoundtripCommit(self, commit1):
341
 
        rev, roundtrip_revid, verifiers = self.mapping.import_commit(
342
 
            commit1, self.mapping.revision_id_foreign_to_bzr, strict=True)
343
 
        commit2 = self.mapping.export_commit(rev, "12341212121212", None,
344
 
                                             True, None)
345
 
        self.assertEqual(commit1.committer, commit2.committer)
346
 
        self.assertEqual(commit1.commit_time, commit2.commit_time)
347
 
        self.assertEqual(commit1.commit_timezone, commit2.commit_timezone)
348
 
        self.assertEqual(commit1.author, commit2.author)
349
 
        self.assertEqual(commit1.author_time, commit2.author_time)
350
 
        self.assertEqual(commit1.author_timezone, commit2.author_timezone)
351
 
        self.assertEqual(commit1.message, commit2.message)
352
 
        self.assertEqual(commit1.encoding, commit2.encoding)
353
 
 
354
 
    def test_commit(self):
355
 
        c = Commit()
356
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
357
 
        c.message = b"Some message"
358
 
        c.committer = b"Committer <Committer>"
359
 
        c.commit_time = 4
360
 
        c.commit_timezone = -60 * 3
361
 
        c.author_time = 5
362
 
        c.author_timezone = 60 * 2
363
 
        c.author = b"Author <author>"
364
 
        self.assertRoundtripCommit(c)
365
 
 
366
 
    def test_commit_double_negative_timezone(self):
367
 
        c = Commit()
368
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
369
 
        c.message = b"Some message"
370
 
        c.committer = b"Committer <Committer>"
371
 
        c.commit_time = 4
372
 
        (c.commit_timezone, c._commit_timezone_neg_utc) = parse_timezone(b"--700")
373
 
        c.author_time = 5
374
 
        c.author_timezone = 60 * 2
375
 
        c.author = b"Author <author>"
376
 
        self.assertRoundtripCommit(c)
377
 
 
378
 
    def test_commit_zero_utc_timezone(self):
379
 
        c = Commit()
380
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
381
 
        c.message = b"Some message"
382
 
        c.committer = b"Committer <Committer>"
383
 
        c.commit_time = 4
384
 
        c.commit_timezone = 0
385
 
        c._commit_timezone_neg_utc = True
386
 
        c.author_time = 5
387
 
        c.author_timezone = 60 * 2
388
 
        c.author = b"Author <author>"
389
 
        self.assertRoundtripCommit(c)
390
 
 
391
 
    def test_commit_encoding(self):
392
 
        c = Commit()
393
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
394
 
        c.message = b"Some message"
395
 
        c.committer = b"Committer <Committer>"
396
 
        c.encoding = b'iso8859-1'
397
 
        c.commit_time = 4
398
 
        c.commit_timezone = -60 * 3
399
 
        c.author_time = 5
400
 
        c.author_timezone = 60 * 2
401
 
        c.author = b"Author <author>"
402
 
        self.assertRoundtripCommit(c)
403
 
 
404
 
    def test_commit_extra(self):
405
 
        c = Commit()
406
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
407
 
        c.message = b"Some message"
408
 
        c.committer = b"Committer <Committer>"
409
 
        c.commit_time = 4
410
 
        c.commit_timezone = -60 * 3
411
 
        c.author_time = 5
412
 
        c.author_timezone = 60 * 2
413
 
        c.author = b"Author <author>"
414
 
        c._extra = [(b"HG:rename-source", b"hg")]
415
 
        self.assertRoundtripCommit(c)
416
 
 
417
 
    def test_commit_mergetag(self):
418
 
        c = Commit()
419
 
        c.tree = b"cc9462f7f8263ef5adfbeff2fb936bb36b504cba"
420
 
        c.message = b"Some message"
421
 
        c.committer = b"Committer <Committer>"
422
 
        c.commit_time = 4
423
 
        c.commit_timezone = -60 * 3
424
 
        c.author_time = 5
425
 
        c.author_timezone = 60 * 2
426
 
        c.author = b"Author <author>"
427
 
        tag = make_object(Tag,
428
 
                          tagger=b'Jelmer Vernooij <jelmer@samba.org>',
429
 
                          name=b'0.1', message=None,
430
 
                          object=(
431
 
                              Blob, b'd80c186a03f423a81b39df39dc87fd269736ca86'),
432
 
                          tag_time=423423423, tag_timezone=0)
433
 
        c.mergetag = [tag]
434
 
        self.assertRoundtripCommit(c)
435
 
 
436
 
 
437
 
class FixPersonIdentifierTests(tests.TestCase):
438
 
 
439
 
    def test_valid(self):
440
 
        self.assertEqual(b"foo <bar@blah.nl>",
441
 
                         fix_person_identifier(b"foo <bar@blah.nl>"))
442
 
        self.assertEqual(b"bar@blah.nl <bar@blah.nl>",
443
 
                         fix_person_identifier(b"bar@blah.nl"))
444
 
 
445
 
    def test_fix(self):
446
 
        self.assertEqual(b"person <bar@blah.nl>",
447
 
                         fix_person_identifier(b"somebody <person <bar@blah.nl>>"))
448
 
        self.assertEqual(b"person <bar@blah.nl>",
449
 
                         fix_person_identifier(b"person<bar@blah.nl>"))
450
 
        self.assertRaises(ValueError,
451
 
                          fix_person_identifier, b"person >bar@blah.nl<")