1 # test_repository.py -- tests for repository.py
2 # Copyright (C) 2007 James Westby <jw+debian@jameswestby.net>
4 # This program is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU General Public License
6 # as published by the Free Software Foundation; version 2
7 # of the License or (at your option) any later version of
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; if not, write to the Free Software
17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
20 """Tests for the repository."""
22 from cStringIO import StringIO
29 from dulwich import errors
30 from dulwich.object_store import (
33 from dulwich import objects
34 from dulwich.repo import (
39 read_packed_refs_with_peeled,
43 from dulwich.tests.utils import (
48 missing_sha = 'b91fa4d900e17e99b433218e988c4eb4a3e9a097'
51 class CreateRepositoryTests(unittest.TestCase):
53 def assertFileContentsEqual(self, expected, repo, path):
54 f = repo.get_named_file(path)
56 self.assertEqual(expected, None)
59 self.assertEqual(expected, f.read())
63 def _check_repo_contents(self, repo):
64 self.assertTrue(repo.bare)
65 self.assertFileContentsEqual('Unnamed repository', repo, 'description')
66 self.assertFileContentsEqual('', repo, os.path.join('info', 'exclude'))
67 self.assertFileContentsEqual(None, repo, 'nonexistent file')
69 def test_create_disk(self):
70 tmp_dir = tempfile.mkdtemp()
72 repo = Repo.init_bare(tmp_dir)
73 self.assertEquals(tmp_dir, repo._controldir)
74 self._check_repo_contents(repo)
76 shutil.rmtree(tmp_dir)
79 class RepositoryTests(unittest.TestCase):
85 if self._repo is not None:
86 tear_down_repo(self._repo)
88 def test_simple_props(self):
89 r = self._repo = open_repo('a.git')
90 self.assertEqual(r.controldir(), r.path)
93 r = self._repo = open_repo('a.git')
94 self.assertEqual(r.ref('refs/heads/master'),
95 'a90fa2d900a17e99b433217e988c4eb4a2e9a097')
97 def test_setitem(self):
98 r = self._repo = open_repo('a.git')
99 r["refs/tags/foo"] = 'a90fa2d900a17e99b433217e988c4eb4a2e9a097'
100 self.assertEquals('a90fa2d900a17e99b433217e988c4eb4a2e9a097',
101 r["refs/tags/foo"].id)
103 def test_get_refs(self):
104 r = self._repo = open_repo('a.git')
106 'HEAD': 'a90fa2d900a17e99b433217e988c4eb4a2e9a097',
107 'refs/heads/master': 'a90fa2d900a17e99b433217e988c4eb4a2e9a097',
108 'refs/tags/mytag': '28237f4dc30d0d462658d6b937b08a0f0b6ef55a',
109 'refs/tags/mytag-packed': 'b0931cadc54336e78a1d980420e3268903b57a50',
113 r = self._repo = open_repo('a.git')
114 self.assertEqual(r.head(), 'a90fa2d900a17e99b433217e988c4eb4a2e9a097')
116 def test_get_object(self):
117 r = self._repo = open_repo('a.git')
118 obj = r.get_object(r.head())
119 self.assertEqual(obj.type_name, 'commit')
121 def test_get_object_non_existant(self):
122 r = self._repo = open_repo('a.git')
123 self.assertRaises(KeyError, r.get_object, missing_sha)
125 def test_contains_object(self):
126 r = self._repo = open_repo('a.git')
127 self.assertTrue(r.head() in r)
129 def test_contains_ref(self):
130 r = self._repo = open_repo('a.git')
131 self.assertTrue("HEAD" in r)
133 def test_contains_missing(self):
134 r = self._repo = open_repo('a.git')
135 self.assertFalse("bar" in r)
137 def test_commit(self):
138 r = self._repo = open_repo('a.git')
139 warnings.simplefilter("ignore", DeprecationWarning)
141 obj = r.commit(r.head())
143 warnings.resetwarnings()
144 self.assertEqual(obj.type_name, 'commit')
146 def test_commit_not_commit(self):
147 r = self._repo = open_repo('a.git')
148 warnings.simplefilter("ignore", DeprecationWarning)
150 self.assertRaises(errors.NotCommitError,
151 r.commit, '4f2e6529203aa6d44b5af6e3292c837ceda003f9')
153 warnings.resetwarnings()
156 r = self._repo = open_repo('a.git')
158 warnings.simplefilter("ignore", DeprecationWarning)
160 tree = r.tree(commit.tree)
162 warnings.resetwarnings()
163 self.assertEqual(tree.type_name, 'tree')
164 self.assertEqual(tree.sha().hexdigest(), commit.tree)
166 def test_tree_not_tree(self):
167 r = self._repo = open_repo('a.git')
168 warnings.simplefilter("ignore", DeprecationWarning)
170 self.assertRaises(errors.NotTreeError, r.tree, r.head())
172 warnings.resetwarnings()
175 r = self._repo = open_repo('a.git')
176 tag_sha = '28237f4dc30d0d462658d6b937b08a0f0b6ef55a'
177 warnings.simplefilter("ignore", DeprecationWarning)
181 warnings.resetwarnings()
182 self.assertEqual(tag.type_name, 'tag')
183 self.assertEqual(tag.sha().hexdigest(), tag_sha)
184 obj_class, obj_sha = tag.object
185 self.assertEqual(obj_class, objects.Commit)
186 self.assertEqual(obj_sha, r.head())
188 def test_tag_not_tag(self):
189 r = self._repo = open_repo('a.git')
190 warnings.simplefilter("ignore", DeprecationWarning)
192 self.assertRaises(errors.NotTagError, r.tag, r.head())
194 warnings.resetwarnings()
196 def test_get_peeled(self):
198 r = self._repo = open_repo('a.git')
199 tag_sha = '28237f4dc30d0d462658d6b937b08a0f0b6ef55a'
200 self.assertNotEqual(r[tag_sha].sha().hexdigest(), r.head())
201 self.assertEqual(r.get_peeled('refs/tags/mytag'), r.head())
203 # packed ref with cached peeled value
204 packed_tag_sha = 'b0931cadc54336e78a1d980420e3268903b57a50'
205 parent_sha = r[r.head()].parents[0]
206 self.assertNotEqual(r[packed_tag_sha].sha().hexdigest(), parent_sha)
207 self.assertEqual(r.get_peeled('refs/tags/mytag-packed'), parent_sha)
209 # TODO: add more corner cases to test repo
211 def test_get_peeled_not_tag(self):
212 r = self._repo = open_repo('a.git')
213 self.assertEqual(r.get_peeled('HEAD'), r.head())
215 def test_get_blob(self):
216 r = self._repo = open_repo('a.git')
218 tree = r[commit.tree]
219 blob_sha = tree.entries()[0][2]
220 warnings.simplefilter("ignore", DeprecationWarning)
222 blob = r.get_blob(blob_sha)
224 warnings.resetwarnings()
225 self.assertEqual(blob.type_name, 'blob')
226 self.assertEqual(blob.sha().hexdigest(), blob_sha)
228 def test_get_blob_notblob(self):
229 r = self._repo = open_repo('a.git')
230 warnings.simplefilter("ignore", DeprecationWarning)
232 self.assertRaises(errors.NotBlobError, r.get_blob, r.head())
234 warnings.resetwarnings()
236 def test_linear_history(self):
237 r = self._repo = open_repo('a.git')
238 history = r.revision_history(r.head())
239 shas = [c.sha().hexdigest() for c in history]
240 self.assertEqual(shas, [r.head(),
241 '2a72d929692c41d8554c07f6301757ba18a65d91'])
243 def test_merge_history(self):
244 r = self._repo = open_repo('simple_merge.git')
245 history = r.revision_history(r.head())
246 shas = [c.sha().hexdigest() for c in history]
247 self.assertEqual(shas, ['5dac377bdded4c9aeb8dff595f0faeebcc8498cc',
248 'ab64bbdcc51b170d21588e5c5d391ee5c0c96dfd',
249 '4cffe90e0a41ad3f5190079d7c8f036bde29cbe6',
250 '60dacdc733de308bb77bb76ce0fb0f9b44c9769e',
251 '0d89f20333fbb1d2f3a94da77f4981373d8f4310'])
253 def test_revision_history_missing_commit(self):
254 r = self._repo = open_repo('simple_merge.git')
255 self.assertRaises(errors.MissingCommitError, r.revision_history,
258 def test_out_of_order_merge(self):
259 """Test that revision history is ordered by date, not parent order."""
260 r = self._repo = open_repo('ooo_merge.git')
261 history = r.revision_history(r.head())
262 shas = [c.sha().hexdigest() for c in history]
263 self.assertEqual(shas, ['7601d7f6231db6a57f7bbb79ee52e4d462fd44d1',
264 'f507291b64138b875c28e03469025b1ea20bc614',
265 'fb5b0425c7ce46959bec94d54b9a157645e114f5',
266 'f9e39b120c68182a4ba35349f832d0e4e61f485c'])
268 def test_get_tags_empty(self):
269 r = self._repo = open_repo('ooo_merge.git')
270 self.assertEqual({}, r.refs.as_dict('refs/tags'))
272 def test_get_config(self):
273 r = self._repo = open_repo('ooo_merge.git')
274 self.assertEquals({}, r.get_config())
276 def test_common_revisions(self):
278 This test demonstrates that ``find_common_revisions()`` actually returns
279 common heads, not revisions; dulwich already uses
280 ``find_common_revisions()`` in such a manner (see
281 ``Repo.fetch_objects()``).
284 expected_shas = set(['60dacdc733de308bb77bb76ce0fb0f9b44c9769e'])
286 # Source for objects.
287 r_base = open_repo('simple_merge.git')
289 # Re-create each-side of the merge in simple_merge.git.
291 # Since the trees and blobs are missing, the repository created is
292 # corrupted, but we're only checking for commits for the purpose of this
293 # test, so it's immaterial.
294 r1_dir = tempfile.mkdtemp()
295 r1_commits = ['ab64bbdcc51b170d21588e5c5d391ee5c0c96dfd', # HEAD
296 '60dacdc733de308bb77bb76ce0fb0f9b44c9769e',
297 '0d89f20333fbb1d2f3a94da77f4981373d8f4310']
299 r2_dir = tempfile.mkdtemp()
300 r2_commits = ['4cffe90e0a41ad3f5190079d7c8f036bde29cbe6', # HEAD
301 '60dacdc733de308bb77bb76ce0fb0f9b44c9769e',
302 '0d89f20333fbb1d2f3a94da77f4981373d8f4310']
305 r1 = Repo.init_bare(r1_dir)
306 map(lambda c: r1.object_store.add_object(r_base.get_object(c)), \
308 r1.refs['HEAD'] = r1_commits[0]
310 r2 = Repo.init_bare(r2_dir)
311 map(lambda c: r2.object_store.add_object(r_base.get_object(c)), \
313 r2.refs['HEAD'] = r2_commits[0]
315 # Finally, the 'real' testing!
316 shas = r2.object_store.find_common_revisions(r1.get_graph_walker())
317 self.assertEqual(set(shas), expected_shas)
319 shas = r1.object_store.find_common_revisions(r2.get_graph_walker())
320 self.assertEqual(set(shas), expected_shas)
322 shutil.rmtree(r1_dir)
323 shutil.rmtree(r2_dir)
326 class BuildRepoTests(unittest.TestCase):
327 """Tests that build on-disk repos from scratch.
329 Repos live in a temp dir and are torn down after each test. They start with
330 a single commit in master having single file named 'a'.
334 repo_dir = os.path.join(tempfile.mkdtemp(), 'test')
335 os.makedirs(repo_dir)
336 r = self._repo = Repo.init(repo_dir)
337 self.assertFalse(r.bare)
338 self.assertEqual('ref: refs/heads/master', r.refs.read_ref('HEAD'))
339 self.assertRaises(KeyError, lambda: r.refs['refs/heads/master'])
341 f = open(os.path.join(r.path, 'a'), 'wb')
343 f.write('file contents')
347 commit_sha = r.do_commit('msg',
348 committer='Test Committer <test@nodomain.com>',
349 author='Test Author <test@nodomain.com>',
350 commit_timestamp=12345, commit_timezone=0,
351 author_timestamp=12345, author_timezone=0)
352 self.assertEqual([], r[commit_sha].parents)
353 self._root_commit = commit_sha
356 tear_down_repo(self._repo)
358 def test_build_repo(self):
360 self.assertEqual('ref: refs/heads/master', r.refs.read_ref('HEAD'))
361 self.assertEqual(self._root_commit, r.refs['refs/heads/master'])
362 expected_blob = objects.Blob.from_string('file contents')
363 self.assertEqual(expected_blob.data, r[expected_blob.id].data)
364 actual_commit = r[self._root_commit]
365 self.assertEqual('msg', actual_commit.message)
367 def test_commit_modified(self):
369 f = open(os.path.join(r.path, 'a'), 'wb')
371 f.write('new contents')
375 commit_sha = r.do_commit('modified a',
376 committer='Test Committer <test@nodomain.com>',
377 author='Test Author <test@nodomain.com>',
378 commit_timestamp=12395, commit_timezone=0,
379 author_timestamp=12395, author_timezone=0)
380 self.assertEqual([self._root_commit], r[commit_sha].parents)
381 _, blob_id = tree_lookup_path(r.get_object, r[commit_sha].tree, 'a')
382 self.assertEqual('new contents', r[blob_id].data)
384 def test_commit_deleted(self):
386 os.remove(os.path.join(r.path, 'a'))
388 commit_sha = r.do_commit('deleted a',
389 committer='Test Committer <test@nodomain.com>',
390 author='Test Author <test@nodomain.com>',
391 commit_timestamp=12395, commit_timezone=0,
392 author_timestamp=12395, author_timezone=0)
393 self.assertEqual([self._root_commit], r[commit_sha].parents)
394 self.assertEqual([], list(r.open_index()))
395 tree = r[r[commit_sha].tree]
396 self.assertEqual([], tree.iteritems())
398 def test_commit_fail_ref(self):
401 def set_if_equals(name, old_ref, new_ref):
403 r.refs.set_if_equals = set_if_equals
405 def add_if_new(name, new_ref):
406 self.fail('Unexpected call to add_if_new')
407 r.refs.add_if_new = add_if_new
409 old_shas = set(r.object_store)
410 self.assertRaises(errors.CommitError, r.do_commit, 'failed commit',
411 committer='Test Committer <test@nodomain.com>',
412 author='Test Author <test@nodomain.com>',
413 commit_timestamp=12345, commit_timezone=0,
414 author_timestamp=12345, author_timezone=0)
415 new_shas = set(r.object_store) - old_shas
416 self.assertEqual(1, len(new_shas))
417 # Check that the new commit (now garbage) was added.
418 new_commit = r[new_shas.pop()]
419 self.assertEqual(r[self._root_commit].tree, new_commit.tree)
420 self.assertEqual('failed commit', new_commit.message)
422 def test_stage_deleted(self):
424 os.remove(os.path.join(r.path, 'a'))
426 r.stage(['a']) # double-stage a deleted path
429 class CheckRefFormatTests(unittest.TestCase):
430 """Tests for the check_ref_format function.
432 These are the same tests as in the git test suite.
435 def test_valid(self):
436 self.assertTrue(check_ref_format('heads/foo'))
437 self.assertTrue(check_ref_format('foo/bar/baz'))
438 self.assertTrue(check_ref_format('refs///heads/foo'))
439 self.assertTrue(check_ref_format('foo./bar'))
440 self.assertTrue(check_ref_format('heads/foo@bar'))
441 self.assertTrue(check_ref_format('heads/fix.lock.error'))
443 def test_invalid(self):
444 self.assertFalse(check_ref_format('foo'))
445 self.assertFalse(check_ref_format('heads/foo/'))
446 self.assertFalse(check_ref_format('./foo'))
447 self.assertFalse(check_ref_format('.refs/foo'))
448 self.assertFalse(check_ref_format('heads/foo..bar'))
449 self.assertFalse(check_ref_format('heads/foo?bar'))
450 self.assertFalse(check_ref_format('heads/foo.lock'))
451 self.assertFalse(check_ref_format('heads/v@{ation'))
452 self.assertFalse(check_ref_format('heads/foo\bar'))
460 class PackedRefsFileTests(unittest.TestCase):
462 def test_split_ref_line_errors(self):
463 self.assertRaises(errors.PackedRefsException, _split_ref_line,
465 self.assertRaises(errors.PackedRefsException, _split_ref_line,
467 self.assertRaises(errors.PackedRefsException, _split_ref_line,
468 '%s bad/../refname' % ONES)
470 def test_read_without_peeled(self):
471 f = StringIO('# comment\n%s ref/1\n%s ref/2' % (ONES, TWOS))
472 self.assertEqual([(ONES, 'ref/1'), (TWOS, 'ref/2')],
473 list(read_packed_refs(f)))
475 def test_read_without_peeled_errors(self):
476 f = StringIO('%s ref/1\n^%s' % (ONES, TWOS))
477 self.assertRaises(errors.PackedRefsException, list, read_packed_refs(f))
479 def test_read_with_peeled(self):
480 f = StringIO('%s ref/1\n%s ref/2\n^%s\n%s ref/4' % (
481 ONES, TWOS, THREES, FOURS))
483 (ONES, 'ref/1', None),
484 (TWOS, 'ref/2', THREES),
485 (FOURS, 'ref/4', None),
486 ], list(read_packed_refs_with_peeled(f)))
488 def test_read_with_peeled_errors(self):
489 f = StringIO('^%s\n%s ref/1' % (TWOS, ONES))
490 self.assertRaises(errors.PackedRefsException, list, read_packed_refs(f))
492 f = StringIO('%s ref/1\n^%s\n^%s' % (ONES, TWOS, THREES))
493 self.assertRaises(errors.PackedRefsException, list, read_packed_refs(f))
495 def test_write_with_peeled(self):
497 write_packed_refs(f, {'ref/1': ONES, 'ref/2': TWOS},
500 "# pack-refs with: peeled\n%s ref/1\n^%s\n%s ref/2\n" % (
501 ONES, THREES, TWOS), f.getvalue())
503 def test_write_without_peeled(self):
505 write_packed_refs(f, {'ref/1': ONES, 'ref/2': TWOS})
506 self.assertEqual("%s ref/1\n%s ref/2\n" % (ONES, TWOS), f.getvalue())
509 # Dict of refs that we expect all RefsContainerTests subclasses to define.
511 'HEAD': '42d06bd4b77fed026b154d16493e5deab78f02ec',
512 'refs/heads/master': '42d06bd4b77fed026b154d16493e5deab78f02ec',
513 'refs/heads/packed': '42d06bd4b77fed026b154d16493e5deab78f02ec',
514 'refs/tags/refs-0.1': 'df6800012397fb85c56e7418dd4eb9405dee075c',
515 'refs/tags/refs-0.2': '3ec9c43c84ff242e3ef4a9fc5bc111fd780a76a8',
519 class RefsContainerTests(object):
522 actual_keys = set(self._refs.keys())
523 self.assertEqual(set(self._refs.allkeys()), actual_keys)
524 # ignore the symref loop if it exists
525 actual_keys.discard('refs/heads/loop')
526 self.assertEqual(set(_TEST_REFS.iterkeys()), actual_keys)
528 actual_keys = self._refs.keys('refs/heads')
529 actual_keys.discard('loop')
530 self.assertEqual(['master', 'packed'], sorted(actual_keys))
531 self.assertEqual(['refs-0.1', 'refs-0.2'],
532 sorted(self._refs.keys('refs/tags')))
534 def test_as_dict(self):
535 # refs/heads/loop does not show up even if it exists
536 self.assertEqual(_TEST_REFS, self._refs.as_dict())
538 def test_setitem(self):
539 self._refs['refs/some/ref'] = '42d06bd4b77fed026b154d16493e5deab78f02ec'
540 self.assertEqual('42d06bd4b77fed026b154d16493e5deab78f02ec',
541 self._refs['refs/some/ref'])
543 def test_set_if_equals(self):
545 self.assertFalse(self._refs.set_if_equals('HEAD', 'c0ffee', nines))
546 self.assertEqual('42d06bd4b77fed026b154d16493e5deab78f02ec',
549 self.assertTrue(self._refs.set_if_equals(
550 'HEAD', '42d06bd4b77fed026b154d16493e5deab78f02ec', nines))
551 self.assertEqual(nines, self._refs['HEAD'])
553 self.assertTrue(self._refs.set_if_equals('refs/heads/master', None,
555 self.assertEqual(nines, self._refs['refs/heads/master'])
557 def test_add_if_new(self):
559 self.assertFalse(self._refs.add_if_new('refs/heads/master', nines))
560 self.assertEqual('42d06bd4b77fed026b154d16493e5deab78f02ec',
561 self._refs['refs/heads/master'])
563 self.assertTrue(self._refs.add_if_new('refs/some/ref', nines))
564 self.assertEqual(nines, self._refs['refs/some/ref'])
566 def test_set_symbolic_ref(self):
567 self._refs.set_symbolic_ref('refs/heads/symbolic', 'refs/heads/master')
568 self.assertEqual('ref: refs/heads/master',
569 self._refs.read_loose_ref('refs/heads/symbolic'))
570 self.assertEqual('42d06bd4b77fed026b154d16493e5deab78f02ec',
571 self._refs['refs/heads/symbolic'])
573 def test_set_symbolic_ref_overwrite(self):
575 self.assertFalse('refs/heads/symbolic' in self._refs)
576 self._refs['refs/heads/symbolic'] = nines
577 self.assertEqual(nines, self._refs.read_loose_ref('refs/heads/symbolic'))
578 self._refs.set_symbolic_ref('refs/heads/symbolic', 'refs/heads/master')
579 self.assertEqual('ref: refs/heads/master',
580 self._refs.read_loose_ref('refs/heads/symbolic'))
581 self.assertEqual('42d06bd4b77fed026b154d16493e5deab78f02ec',
582 self._refs['refs/heads/symbolic'])
584 def test_check_refname(self):
586 self._refs._check_refname('HEAD')
591 self._refs._check_refname('refs/heads/foo')
595 self.assertRaises(KeyError, self._refs._check_refname, 'refs')
596 self.assertRaises(KeyError, self._refs._check_refname, 'notrefs/foo')
598 def test_contains(self):
599 self.assertTrue('refs/heads/master' in self._refs)
600 self.assertFalse('refs/heads/bar' in self._refs)
602 def test_delitem(self):
603 self.assertEqual('42d06bd4b77fed026b154d16493e5deab78f02ec',
604 self._refs['refs/heads/master'])
605 del self._refs['refs/heads/master']
606 self.assertRaises(KeyError, lambda: self._refs['refs/heads/master'])
608 def test_remove_if_equals(self):
609 self.assertFalse(self._refs.remove_if_equals('HEAD', 'c0ffee'))
610 self.assertEqual('42d06bd4b77fed026b154d16493e5deab78f02ec',
612 self.assertTrue(self._refs.remove_if_equals(
613 'refs/tags/refs-0.2', '3ec9c43c84ff242e3ef4a9fc5bc111fd780a76a8'))
614 self.assertFalse('refs/tags/refs-0.2' in self._refs)
617 class DictRefsContainerTests(RefsContainerTests, unittest.TestCase):
620 self._refs = DictRefsContainer(dict(_TEST_REFS))
623 class DiskRefsContainerTests(RefsContainerTests, unittest.TestCase):
626 self._repo = open_repo('refs.git')
627 self._refs = self._repo.refs
630 tear_down_repo(self._repo)
632 def test_get_packed_refs(self):
634 'refs/heads/packed': '42d06bd4b77fed026b154d16493e5deab78f02ec',
635 'refs/tags/refs-0.1': 'df6800012397fb85c56e7418dd4eb9405dee075c',
636 }, self._refs.get_packed_refs())
638 def test_get_peeled_not_packed(self):
640 self.assertEqual(None, self._refs.get_peeled('refs/tags/refs-0.2'))
641 self.assertEqual('3ec9c43c84ff242e3ef4a9fc5bc111fd780a76a8',
642 self._refs['refs/tags/refs-0.2'])
644 # packed, known not peelable
645 self.assertEqual(self._refs['refs/heads/packed'],
646 self._refs.get_peeled('refs/heads/packed'))
649 self.assertEqual('42d06bd4b77fed026b154d16493e5deab78f02ec',
650 self._refs.get_peeled('refs/tags/refs-0.1'))
652 def test_setitem(self):
653 RefsContainerTests.test_setitem(self)
654 f = open(os.path.join(self._refs.path, 'refs', 'some', 'ref'), 'rb')
655 self.assertEqual('42d06bd4b77fed026b154d16493e5deab78f02ec',
659 def test_setitem_symbolic(self):
661 self._refs['HEAD'] = ones
662 self.assertEqual(ones, self._refs['HEAD'])
664 # ensure HEAD was not modified
665 f = open(os.path.join(self._refs.path, 'HEAD'), 'rb')
666 self.assertEqual('ref: refs/heads/master', iter(f).next().rstrip('\n'))
669 # ensure the symbolic link was written through
670 f = open(os.path.join(self._refs.path, 'refs', 'heads', 'master'), 'rb')
671 self.assertEqual(ones, f.read()[:40])
674 def test_set_if_equals(self):
675 RefsContainerTests.test_set_if_equals(self)
677 # ensure symref was followed
678 self.assertEqual('9' * 40, self._refs['refs/heads/master'])
680 # ensure lockfile was deleted
681 self.assertFalse(os.path.exists(
682 os.path.join(self._refs.path, 'refs', 'heads', 'master.lock')))
683 self.assertFalse(os.path.exists(
684 os.path.join(self._refs.path, 'HEAD.lock')))
686 def test_add_if_new_packed(self):
687 # don't overwrite packed ref
688 self.assertFalse(self._refs.add_if_new('refs/tags/refs-0.1', '9' * 40))
689 self.assertEqual('df6800012397fb85c56e7418dd4eb9405dee075c',
690 self._refs['refs/tags/refs-0.1'])
692 def test_add_if_new_symbolic(self):
693 # Use an empty repo instead of the default.
694 tear_down_repo(self._repo)
695 repo_dir = os.path.join(tempfile.mkdtemp(), 'test')
696 os.makedirs(repo_dir)
697 self._repo = Repo.init(repo_dir)
698 refs = self._repo.refs
701 self.assertEqual('ref: refs/heads/master', refs.read_ref('HEAD'))
702 self.assertFalse('refs/heads/master' in refs)
703 self.assertTrue(refs.add_if_new('HEAD', nines))
704 self.assertEqual('ref: refs/heads/master', refs.read_ref('HEAD'))
705 self.assertEqual(nines, refs['HEAD'])
706 self.assertEqual(nines, refs['refs/heads/master'])
707 self.assertFalse(refs.add_if_new('HEAD', '1' * 40))
708 self.assertEqual(nines, refs['HEAD'])
709 self.assertEqual(nines, refs['refs/heads/master'])
711 def test_follow(self):
713 ('refs/heads/master', '42d06bd4b77fed026b154d16493e5deab78f02ec'),
714 self._refs._follow('HEAD'))
716 ('refs/heads/master', '42d06bd4b77fed026b154d16493e5deab78f02ec'),
717 self._refs._follow('refs/heads/master'))
718 self.assertRaises(KeyError, self._refs._follow, 'notrefs/foo')
719 self.assertRaises(KeyError, self._refs._follow, 'refs/heads/loop')
721 def test_delitem(self):
722 RefsContainerTests.test_delitem(self)
723 ref_file = os.path.join(self._refs.path, 'refs', 'heads', 'master')
724 self.assertFalse(os.path.exists(ref_file))
725 self.assertFalse('refs/heads/master' in self._refs.get_packed_refs())
727 def test_delitem_symbolic(self):
728 self.assertEqual('ref: refs/heads/master',
729 self._refs.read_loose_ref('HEAD'))
730 del self._refs['HEAD']
731 self.assertRaises(KeyError, lambda: self._refs['HEAD'])
732 self.assertEqual('42d06bd4b77fed026b154d16493e5deab78f02ec',
733 self._refs['refs/heads/master'])
734 self.assertFalse(os.path.exists(os.path.join(self._refs.path, 'HEAD')))
736 def test_remove_if_equals_symref(self):
737 # HEAD is a symref, so shouldn't equal its dereferenced value
738 self.assertFalse(self._refs.remove_if_equals(
739 'HEAD', '42d06bd4b77fed026b154d16493e5deab78f02ec'))
740 self.assertTrue(self._refs.remove_if_equals(
741 'refs/heads/master', '42d06bd4b77fed026b154d16493e5deab78f02ec'))
742 self.assertRaises(KeyError, lambda: self._refs['refs/heads/master'])
744 # HEAD is now a broken symref
745 self.assertRaises(KeyError, lambda: self._refs['HEAD'])
746 self.assertEqual('ref: refs/heads/master',
747 self._refs.read_loose_ref('HEAD'))
749 self.assertFalse(os.path.exists(
750 os.path.join(self._refs.path, 'refs', 'heads', 'master.lock')))
751 self.assertFalse(os.path.exists(
752 os.path.join(self._refs.path, 'HEAD.lock')))
754 def test_remove_packed_without_peeled(self):
755 refs_file = os.path.join(self._repo.path, 'packed-refs')
759 f = open(refs_file, 'w')
760 f.write('\n'.join(l for l in refs_data.split('\n')
761 if not l or l[0] not in '#^'))
763 self._repo = Repo(self._repo.path)
764 refs = self._repo.refs
765 self.assertTrue(refs.remove_if_equals(
766 'refs/heads/packed', '42d06bd4b77fed026b154d16493e5deab78f02ec'))
768 def test_remove_if_equals_packed(self):
769 # test removing ref that is only packed
770 self.assertEqual('df6800012397fb85c56e7418dd4eb9405dee075c',
771 self._refs['refs/tags/refs-0.1'])
773 self._refs.remove_if_equals('refs/tags/refs-0.1',
774 'df6800012397fb85c56e7418dd4eb9405dee075c'))
775 self.assertRaises(KeyError, lambda: self._refs['refs/tags/refs-0.1'])
777 def test_read_ref(self):
778 self.assertEqual('ref: refs/heads/master', self._refs.read_ref("HEAD"))
779 self.assertEqual('42d06bd4b77fed026b154d16493e5deab78f02ec',
780 self._refs.read_ref("refs/heads/packed"))
781 self.assertEqual(None,
782 self._refs.read_ref("nonexistant"))