2 from __future__ import absolute_import, print_function
3 from binascii import hexlify, unhexlify
4 from subprocess import check_call
5 import struct, os, time
9 from bup import git, path
10 from bup.compat import bytes_from_byte, environ, range
11 from bup.helpers import localtime, log, mkdirp, readpipe
12 from buptest import no_lingering_errors, test_tempdir
19 print(repr(cmd), file=sys.stderr)
24 print(repr(cmd), file=sys.stderr)
30 with no_lingering_errors():
36 WVPASSEQ(git.mangle_name(b'a', adir2, adir), b'a')
37 WVPASSEQ(git.mangle_name(b'.bup', adir2, adir), b'.bup.bupl')
38 WVPASSEQ(git.mangle_name(b'a.bupa', adir2, adir), b'a.bupa.bupl')
39 WVPASSEQ(git.mangle_name(b'b.bup', alink, alink), b'b.bup.bupl')
40 WVPASSEQ(git.mangle_name(b'b.bu', alink, alink), b'b.bu')
41 WVPASSEQ(git.mangle_name(b'f', afile, afile2), b'f')
42 WVPASSEQ(git.mangle_name(b'f.bup', afile, afile2), b'f.bup.bupl')
43 WVPASSEQ(git.mangle_name(b'f.bup', afile, adir), b'f.bup.bup')
44 WVPASSEQ(git.mangle_name(b'f', afile, adir), b'f.bup')
46 WVPASSEQ(git.demangle_name(b'f.bup', afile), (b'f', git.BUP_CHUNKED))
47 WVPASSEQ(git.demangle_name(b'f.bupl', afile), (b'f', git.BUP_NORMAL))
48 WVPASSEQ(git.demangle_name(b'f.bup.bupl', afile), (b'f.bup', git.BUP_NORMAL))
50 WVPASSEQ(git.demangle_name(b'.bupm', afile), (b'', git.BUP_NORMAL))
51 WVPASSEQ(git.demangle_name(b'.bupm', adir), (b'', git.BUP_CHUNKED))
53 # for safety, we ignore .bup? suffixes we don't recognize. Future
54 # versions might implement a .bup[a-z] extension as something other
56 WVPASSEQ(git.demangle_name(b'f.bupa', afile), (b'f.bupa', git.BUP_NORMAL))
61 with no_lingering_errors():
63 looseb = b''.join(git._encode_looseobj(b'blob', s))
64 looset = b''.join(git._encode_looseobj(b'tree', s))
65 loosec = b''.join(git._encode_looseobj(b'commit', s))
66 packb = b''.join(git._encode_packobj(b'blob', s))
67 packt = b''.join(git._encode_packobj(b'tree', s))
68 packc = b''.join(git._encode_packobj(b'commit', s))
69 WVPASSEQ(git._decode_looseobj(looseb), (b'blob', s))
70 WVPASSEQ(git._decode_looseobj(looset), (b'tree', s))
71 WVPASSEQ(git._decode_looseobj(loosec), (b'commit', s))
72 WVPASSEQ(git._decode_packobj(packb), (b'blob', s))
73 WVPASSEQ(git._decode_packobj(packt), (b'tree', s))
74 WVPASSEQ(git._decode_packobj(packc), (b'commit', s))
76 WVPASS(git._encode_looseobj(b'blob', s, compression_level=i))
78 return b''.join(git._encode_packobj(b'blob', s, compression_level=n))
79 WVEXCEPT(ValueError, encode_pobj, -1)
80 WVEXCEPT(ValueError, encode_pobj, 10)
81 WVEXCEPT(ValueError, encode_pobj, b'x')
86 with no_lingering_errors():
87 with test_tempdir(b'bup-tgit-') as tmpdir:
88 environ[b'BUP_DIR'] = bupdir = tmpdir + b'/bup'
93 w.new_blob(os.urandom(100))
94 w.new_blob(os.urandom(100))
100 for i in range(nobj):
101 hashes.append(w.new_blob(b'%d' % i))
103 nameprefix = w.close()
104 print(repr(nameprefix))
105 WVPASS(os.path.exists(nameprefix + b'.pack'))
106 WVPASS(os.path.exists(nameprefix + b'.idx'))
108 r = git.open_idx(nameprefix + b'.idx')
109 print(repr(r.fanout))
111 for i in range(nobj):
112 WVPASS(r.find_offset(hashes[i]) > 0)
113 WVPASS(r.exists(hashes[99]))
114 WVFAIL(r.exists(b'\0'*20))
117 for h in sorted(hashes):
118 WVPASSEQ(hexlify(next(pi)), hexlify(h))
120 WVFAIL(r.find_offset(b'\0'*20))
122 r = git.PackIdxList(bupdir + b'/objects/pack')
123 WVPASS(r.exists(hashes[5]))
124 WVPASS(r.exists(hashes[6]))
125 WVFAIL(r.exists(b'\0'*20))
129 def test_pack_name_lookup():
130 with no_lingering_errors():
131 with test_tempdir(b'bup-tgit-') as tmpdir:
132 environ[b'BUP_DIR'] = bupdir = tmpdir + b'/bup'
133 git.init_repo(bupdir)
135 packdir = git.repo(b'objects/pack')
140 for start in range(0,28,2):
142 for i in range(start, start+2):
143 hashes.append(w.new_blob(b'%d' % i))
145 idxnames.append(os.path.basename(w.close() + b'.idx'))
147 r = git.PackIdxList(packdir)
148 WVPASSEQ(len(r.packs), 2)
149 for e,idxname in enumerate(idxnames):
150 for i in range(e*2, (e+1)*2):
151 WVPASSEQ(idxname, r.exists(hashes[i], want_source=True))
155 def test_long_index():
156 with no_lingering_errors():
157 with test_tempdir(b'bup-tgit-') as tmpdir:
158 environ[b'BUP_DIR'] = bupdir = tmpdir + b'/bup'
159 git.init_repo(bupdir)
161 obj_bin = struct.pack('!IIIII',
162 0x00112233, 0x44556677, 0x88990011, 0x22334455, 0x66778899)
163 obj2_bin = struct.pack('!IIIII',
164 0x11223344, 0x55667788, 0x99001122, 0x33445566, 0x77889900)
165 obj3_bin = struct.pack('!IIIII',
166 0x22334455, 0x66778899, 0x00112233, 0x44556677, 0x88990011)
167 pack_bin = struct.pack('!IIIII',
168 0x99887766, 0x55443322, 0x11009988, 0x77665544, 0x33221100)
169 idx = list(list() for i in range(256))
170 idx[0].append((obj_bin, 1, 0xfffffffff))
171 idx[0x11].append((obj2_bin, 2, 0xffffffffff))
172 idx[0x22].append((obj3_bin, 3, 0xff))
174 name = tmpdir + b'/tmp.idx'
175 r = w._write_pack_idx_v2(name, idx, pack_bin)
176 i = git.PackIdxV2(name, open(name, 'rb'))
177 WVPASSEQ(i.find_offset(obj_bin), 0xfffffffff)
178 WVPASSEQ(i.find_offset(obj2_bin), 0xffffffffff)
179 WVPASSEQ(i.find_offset(obj3_bin), 0xff)
183 def test_check_repo_or_die():
184 with no_lingering_errors():
185 with test_tempdir(b'bup-tgit-') as tmpdir:
186 environ[b'BUP_DIR'] = bupdir = tmpdir + b'/bup'
187 orig_cwd = os.getcwd()
190 git.init_repo(bupdir)
191 git.check_repo_or_die()
192 # if we reach this point the call above passed
193 WVPASS('check_repo_or_die')
195 os.rename(bupdir + b'/objects/pack',
196 bupdir + b'/objects/pack.tmp')
197 open(bupdir + b'/objects/pack', 'w').close()
199 git.check_repo_or_die()
200 except SystemExit as e:
204 os.unlink(bupdir + b'/objects/pack')
205 os.rename(bupdir + b'/objects/pack.tmp',
206 bupdir + b'/objects/pack')
209 git.check_repo_or_die(b'nonexistantbup.tmp')
210 except SystemExit as e:
219 def test_commit_parsing():
221 def restore_env_var(name, val):
227 def showval(commit, val):
228 return readpipe([b'git', b'show', b'-s',
229 b'--pretty=format:%s' % val, commit]).strip()
231 with no_lingering_errors():
232 with test_tempdir(b'bup-tgit-') as tmpdir:
233 orig_cwd = os.getcwd()
234 workdir = tmpdir + b'/work'
235 repodir = workdir + b'/.git'
236 orig_author_name = environ.get(b'GIT_AUTHOR_NAME')
237 orig_author_email = environ.get(b'GIT_AUTHOR_EMAIL')
238 orig_committer_name = environ.get(b'GIT_COMMITTER_NAME')
239 orig_committer_email = environ.get(b'GIT_COMMITTER_EMAIL')
240 environ[b'GIT_AUTHOR_NAME'] = b'bup test'
241 environ[b'GIT_COMMITTER_NAME'] = environ[b'GIT_AUTHOR_NAME']
242 environ[b'GIT_AUTHOR_EMAIL'] = b'bup@a425bc70a02811e49bdf73ee56450e6f'
243 environ[b'GIT_COMMITTER_EMAIL'] = environ[b'GIT_AUTHOR_EMAIL']
245 readpipe([b'git', b'init', workdir])
246 environ[b'GIT_DIR'] = environ[b'BUP_DIR'] = repodir
247 git.check_repo_or_die(repodir)
249 with open('foo', 'w') as f:
251 readpipe([b'git', b'add', b'.'])
252 readpipe([b'git', b'commit', b'-am', b'Do something',
253 b'--author', b'Someone <someone@somewhere>',
254 b'--date', b'Sat Oct 3 19:48:49 2009 -0400'])
255 commit = readpipe([b'git', b'show-ref', b'-s', b'master']).strip()
256 parents = showval(commit, b'%P')
257 tree = showval(commit, b'%T')
258 cname = showval(commit, b'%cn')
259 cmail = showval(commit, b'%ce')
260 cdate = showval(commit, b'%ct')
261 coffs = showval(commit, b'%ci')
263 coff = (int(coffs[-4:-2]) * 60 * 60) + (int(coffs[-2:]) * 60)
264 if bytes_from_byte(coffs[-5]) == b'-':
266 commit_items = git.get_commit_items(commit, git.cp())
267 WVPASSEQ(commit_items.parents, [])
268 WVPASSEQ(commit_items.tree, tree)
269 WVPASSEQ(commit_items.author_name, b'Someone')
270 WVPASSEQ(commit_items.author_mail, b'someone@somewhere')
271 WVPASSEQ(commit_items.author_sec, 1254613729)
272 WVPASSEQ(commit_items.author_offset, -(4 * 60 * 60))
273 WVPASSEQ(commit_items.committer_name, cname)
274 WVPASSEQ(commit_items.committer_mail, cmail)
275 WVPASSEQ(commit_items.committer_sec, int(cdate))
276 WVPASSEQ(commit_items.committer_offset, coff)
277 WVPASSEQ(commit_items.message, b'Do something\n')
278 with open(b'bar', 'wb') as f:
280 readpipe([b'git', b'add', '.'])
281 readpipe([b'git', b'commit', b'-am', b'Do something else'])
282 child = readpipe([b'git', b'show-ref', b'-s', b'master']).strip()
283 parents = showval(child, b'%P')
284 commit_items = git.get_commit_items(child, git.cp())
285 WVPASSEQ(commit_items.parents, [commit])
288 restore_env_var(b'GIT_AUTHOR_NAME', orig_author_name)
289 restore_env_var(b'GIT_AUTHOR_EMAIL', orig_author_email)
290 restore_env_var(b'GIT_COMMITTER_NAME', orig_committer_name)
291 restore_env_var(b'GIT_COMMITTER_EMAIL', orig_committer_email)
295 def test_new_commit():
296 with no_lingering_errors():
297 with test_tempdir(b'bup-tgit-') as tmpdir:
298 environ[b'BUP_DIR'] = bupdir = tmpdir + b'/bup'
299 git.init_repo(bupdir)
303 tree = os.urandom(20)
304 parent = os.urandom(20)
305 author_name = b'Author'
306 author_mail = b'author@somewhere'
307 adate_sec = 1439657836
308 cdate_sec = adate_sec + 1
309 committer_name = b'Committer'
310 committer_mail = b'committer@somewhere'
311 adate_tz_sec = cdate_tz_sec = None
312 commit = w.new_commit(tree, parent,
313 b'%s <%s>' % (author_name, author_mail),
314 adate_sec, adate_tz_sec,
315 b'%s <%s>' % (committer_name, committer_mail),
316 cdate_sec, cdate_tz_sec,
317 b'There is a small mailbox here')
318 adate_tz_sec = -60 * 60
319 cdate_tz_sec = 120 * 60
320 commit_off = w.new_commit(tree, parent,
321 b'%s <%s>' % (author_name, author_mail),
322 adate_sec, adate_tz_sec,
323 b'%s <%s>' % (committer_name, committer_mail),
324 cdate_sec, cdate_tz_sec,
325 b'There is a small mailbox here')
328 commit_items = git.get_commit_items(hexlify(commit), git.cp())
329 local_author_offset = localtime(adate_sec).tm_gmtoff
330 local_committer_offset = localtime(cdate_sec).tm_gmtoff
331 WVPASSEQ(tree, unhexlify(commit_items.tree))
332 WVPASSEQ(1, len(commit_items.parents))
333 WVPASSEQ(parent, unhexlify(commit_items.parents[0]))
334 WVPASSEQ(author_name, commit_items.author_name)
335 WVPASSEQ(author_mail, commit_items.author_mail)
336 WVPASSEQ(adate_sec, commit_items.author_sec)
337 WVPASSEQ(local_author_offset, commit_items.author_offset)
338 WVPASSEQ(committer_name, commit_items.committer_name)
339 WVPASSEQ(committer_mail, commit_items.committer_mail)
340 WVPASSEQ(cdate_sec, commit_items.committer_sec)
341 WVPASSEQ(local_committer_offset, commit_items.committer_offset)
343 commit_items = git.get_commit_items(hexlify(commit_off), git.cp())
344 WVPASSEQ(tree, unhexlify(commit_items.tree))
345 WVPASSEQ(1, len(commit_items.parents))
346 WVPASSEQ(parent, unhexlify(commit_items.parents[0]))
347 WVPASSEQ(author_name, commit_items.author_name)
348 WVPASSEQ(author_mail, commit_items.author_mail)
349 WVPASSEQ(adate_sec, commit_items.author_sec)
350 WVPASSEQ(adate_tz_sec, commit_items.author_offset)
351 WVPASSEQ(committer_name, commit_items.committer_name)
352 WVPASSEQ(committer_mail, commit_items.committer_mail)
353 WVPASSEQ(cdate_sec, commit_items.committer_sec)
354 WVPASSEQ(cdate_tz_sec, commit_items.committer_offset)
358 def test_list_refs():
359 with no_lingering_errors():
360 with test_tempdir(b'bup-tgit-') as tmpdir:
361 environ[b'BUP_DIR'] = bupdir = tmpdir + b'/bup'
362 src = tmpdir + b'/src'
364 with open(src + b'/1', 'wb+') as f:
365 f.write(b'something\n')
366 with open(src + b'/2', 'wb+') as f:
367 f.write(b'something else\n')
368 git.init_repo(bupdir)
369 emptyset = frozenset()
370 WVPASSEQ(frozenset(git.list_refs()), emptyset)
371 WVPASSEQ(frozenset(git.list_refs(limit_to_tags=True)), emptyset)
372 WVPASSEQ(frozenset(git.list_refs(limit_to_heads=True)), emptyset)
373 exc(bup_exe, b'index', src)
374 exc(bup_exe, b'save', b'-n', b'src', b'--strip', src)
375 src_hash = exo(b'git', b'--git-dir', bupdir,
376 b'rev-parse', b'src').strip().split(b'\n')
377 assert(len(src_hash) == 1)
378 src_hash = unhexlify(src_hash[0])
379 tree_hash = unhexlify(exo(b'git', b'--git-dir', bupdir,
381 b'src:').strip().split(b'\n')[0])
382 blob_hash = unhexlify(exo(b'git', b'--git-dir', bupdir,
384 b'src:1').strip().split(b'\n')[0])
385 WVPASSEQ(frozenset(git.list_refs()),
386 frozenset([(b'refs/heads/src', src_hash)]))
387 WVPASSEQ(frozenset(git.list_refs(limit_to_tags=True)), emptyset)
388 WVPASSEQ(frozenset(git.list_refs(limit_to_heads=True)),
389 frozenset([(b'refs/heads/src', src_hash)]))
390 exc(b'git', b'--git-dir', bupdir, b'tag', b'commit-tag', b'src')
391 WVPASSEQ(frozenset(git.list_refs()),
392 frozenset([(b'refs/heads/src', src_hash),
393 (b'refs/tags/commit-tag', src_hash)]))
394 WVPASSEQ(frozenset(git.list_refs(limit_to_tags=True)),
395 frozenset([(b'refs/tags/commit-tag', src_hash)]))
396 WVPASSEQ(frozenset(git.list_refs(limit_to_heads=True)),
397 frozenset([(b'refs/heads/src', src_hash)]))
398 exc(b'git', b'--git-dir', bupdir, b'tag', b'tree-tag', b'src:')
399 exc(b'git', b'--git-dir', bupdir, b'tag', b'blob-tag', b'src:1')
400 os.unlink(bupdir + b'/refs/heads/src')
401 expected_tags = frozenset([(b'refs/tags/commit-tag', src_hash),
402 (b'refs/tags/tree-tag', tree_hash),
403 (b'refs/tags/blob-tag', blob_hash)])
404 WVPASSEQ(frozenset(git.list_refs()), expected_tags)
405 WVPASSEQ(frozenset(git.list_refs(limit_to_heads=True)), frozenset([]))
406 WVPASSEQ(frozenset(git.list_refs(limit_to_tags=True)), expected_tags)
410 def test__git_date_str():
411 with no_lingering_errors():
412 WVPASSEQ(b'0 +0000', git._git_date_str(0, 0))
413 WVPASSEQ(b'0 -0130', git._git_date_str(0, -90 * 60))
414 WVPASSEQ(b'0 +0130', git._git_date_str(0, 90 * 60))
419 with no_lingering_errors():
420 with test_tempdir(b'bup-tgit-') as tmpdir:
421 environ[b'BUP_DIR'] = bupdir = tmpdir + b'/bup'
422 src = tmpdir + b'/src'
424 with open(src + b'/1', 'wb+') as f:
425 f.write(b'something\n')
426 with open(src + b'/2', 'wb+') as f:
427 f.write(b'something else\n')
428 git.init_repo(bupdir)
429 exc(bup_exe, b'index', src)
430 oidx = exo(bup_exe, b'save', b'-cn', b'src', b'--strip',
432 typ = exo(b'git', b'--git-dir', bupdir,
433 b'cat-file', b'-t', b'src').strip()
434 size = int(exo(b'git', b'--git-dir', bupdir,
435 b'cat-file', b'-s', b'src'))
436 it = git.cp().get(b'src')
440 WVPASSEQ((oidx, typ, size), get_info)