3 test_description='partial clone'
8 rm $1/.git/objects/$(echo $2 | sed -e 's|^..|&/|')
11 pack_as_from_promisor () {
12 HASH=$(git -C repo pack-objects .git/objects/pack/pack) &&
13 >repo/.git/objects/pack/pack-$HASH.promisor &&
17 promise_and_delete () {
18 HASH=$(git -C repo rev-parse "$1") &&
19 git -C repo tag -a -m message my_annotated_tag "$HASH" &&
20 git -C repo rev-parse my_annotated_tag | pack_as_from_promisor &&
21 # tag -d prints a message to stdout, so redirect it
22 git -C repo tag -d my_annotated_tag >/dev/null &&
23 delete_object repo "$HASH"
26 test_expect_success 'extensions.partialclone without filter' '
27 test_create_repo server &&
28 git clone --filter="blob:none" "file://$(pwd)/server" client &&
29 git -C client config --unset core.partialclonefilter &&
30 git -C client fetch origin
33 test_expect_success 'missing reflog object, but promised by a commit, passes fsck' '
35 test_create_repo repo &&
36 test_commit -C repo my_commit &&
38 A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
39 C=$(git -C repo commit-tree -m c -p $A HEAD^{tree}) &&
41 # Reference $A only from reflog, and delete it
42 git -C repo branch my_branch "$A" &&
43 git -C repo branch -f my_branch my_commit &&
44 delete_object repo "$A" &&
46 # State that we got $C, which refers to $A, from promisor
47 printf "$C\n" | pack_as_from_promisor &&
50 test_must_fail git -C repo fsck &&
52 # But with the extension, it succeeds
53 git -C repo config core.repositoryformatversion 1 &&
54 git -C repo config extensions.partialclone "arbitrary string" &&
58 test_expect_success 'missing reflog object, but promised by a tag, passes fsck' '
60 test_create_repo repo &&
61 test_commit -C repo my_commit &&
63 A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
64 git -C repo tag -a -m d my_tag_name $A &&
65 T=$(git -C repo rev-parse my_tag_name) &&
66 git -C repo tag -d my_tag_name &&
68 # Reference $A only from reflog, and delete it
69 git -C repo branch my_branch "$A" &&
70 git -C repo branch -f my_branch my_commit &&
71 delete_object repo "$A" &&
73 # State that we got $T, which refers to $A, from promisor
74 printf "$T\n" | pack_as_from_promisor &&
76 git -C repo config core.repositoryformatversion 1 &&
77 git -C repo config extensions.partialclone "arbitrary string" &&
81 test_expect_success 'missing reflog object alone fails fsck, even with extension set' '
83 test_create_repo repo &&
84 test_commit -C repo my_commit &&
86 A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
87 B=$(git -C repo commit-tree -m b HEAD^{tree}) &&
89 # Reference $A only from reflog, and delete it
90 git -C repo branch my_branch "$A" &&
91 git -C repo branch -f my_branch my_commit &&
92 delete_object repo "$A" &&
94 git -C repo config core.repositoryformatversion 1 &&
95 git -C repo config extensions.partialclone "arbitrary string" &&
96 test_must_fail git -C repo fsck
99 test_expect_success 'missing ref object, but promised, passes fsck' '
101 test_create_repo repo &&
102 test_commit -C repo my_commit &&
104 A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
106 # Reference $A only from ref
107 git -C repo branch my_branch "$A" &&
108 promise_and_delete "$A" &&
110 git -C repo config core.repositoryformatversion 1 &&
111 git -C repo config extensions.partialclone "arbitrary string" &&
115 test_expect_success 'missing object, but promised, passes fsck' '
117 test_create_repo repo &&
118 test_commit -C repo 1 &&
119 test_commit -C repo 2 &&
120 test_commit -C repo 3 &&
121 git -C repo tag -a annotated_tag -m "annotated tag" &&
123 C=$(git -C repo rev-parse 1) &&
124 T=$(git -C repo rev-parse 2^{tree}) &&
125 B=$(git hash-object repo/3.t) &&
126 AT=$(git -C repo rev-parse annotated_tag) &&
128 promise_and_delete "$C" &&
129 promise_and_delete "$T" &&
130 promise_and_delete "$B" &&
131 promise_and_delete "$AT" &&
133 git -C repo config core.repositoryformatversion 1 &&
134 git -C repo config extensions.partialclone "arbitrary string" &&
138 test_expect_success 'missing CLI object, but promised, passes fsck' '
140 test_create_repo repo &&
141 test_commit -C repo my_commit &&
143 A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
144 promise_and_delete "$A" &&
146 git -C repo config core.repositoryformatversion 1 &&
147 git -C repo config extensions.partialclone "arbitrary string" &&
148 git -C repo fsck "$A"
151 test_expect_success 'fetching of missing objects' '
153 test_create_repo server &&
154 test_commit -C server foo &&
155 git -C server repack -a -d --write-bitmap-index &&
157 git clone "file://$(pwd)/server" repo &&
158 HASH=$(git -C repo rev-parse foo) &&
159 rm -rf repo/.git/objects/* &&
161 git -C repo config core.repositoryformatversion 1 &&
162 git -C repo config extensions.partialclone "origin" &&
163 git -C repo cat-file -p "$HASH" &&
165 # Ensure that the .promisor file is written, and check that its
166 # associated packfile contains the object
167 ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
168 test_line_count = 1 promisorlist &&
169 IDX=$(cat promisorlist | sed "s/promisor$/idx/") &&
170 git verify-pack --verbose "$IDX" | grep "$HASH"
173 test_expect_success 'fetching of missing objects works with ref-in-want enabled' '
174 # ref-in-want requires protocol version 2
175 git -C server config protocol.version 2 &&
176 git -C server config uploadpack.allowrefinwant 1 &&
177 git -C repo config protocol.version 2 &&
179 rm -rf repo/.git/objects/* &&
181 GIT_TRACE_PACKET="$(pwd)/trace" git -C repo cat-file -p "$HASH" &&
182 grep "git< fetch=.*ref-in-want" trace
185 test_expect_success 'fetching of missing blobs works' '
186 rm -rf server repo &&
187 test_create_repo server &&
188 test_commit -C server foo &&
189 git -C server repack -a -d --write-bitmap-index &&
191 git clone "file://$(pwd)/server" repo &&
192 git hash-object repo/foo.t >blobhash &&
193 rm -rf repo/.git/objects/* &&
195 git -C server config uploadpack.allowanysha1inwant 1 &&
196 git -C server config uploadpack.allowfilter 1 &&
197 git -C repo config core.repositoryformatversion 1 &&
198 git -C repo config extensions.partialclone "origin" &&
200 git -C repo cat-file -p $(cat blobhash)
203 test_expect_success 'fetching of missing trees does not fetch blobs' '
204 rm -rf server repo &&
205 test_create_repo server &&
206 test_commit -C server foo &&
207 git -C server repack -a -d --write-bitmap-index &&
209 git clone "file://$(pwd)/server" repo &&
210 git -C repo rev-parse foo^{tree} >treehash &&
211 git hash-object repo/foo.t >blobhash &&
212 rm -rf repo/.git/objects/* &&
214 git -C server config uploadpack.allowanysha1inwant 1 &&
215 git -C server config uploadpack.allowfilter 1 &&
216 git -C repo config core.repositoryformatversion 1 &&
217 git -C repo config extensions.partialclone "origin" &&
218 git -C repo cat-file -p $(cat treehash) &&
220 # Ensure that the tree, but not the blob, is fetched
221 git -C repo rev-list --objects --missing=print $(cat treehash) >objects &&
222 grep "^$(cat treehash)" objects &&
223 grep "^[?]$(cat blobhash)" objects
226 test_expect_success 'rev-list stops traversal at missing and promised commit' '
228 test_create_repo repo &&
229 test_commit -C repo foo &&
230 test_commit -C repo bar &&
232 FOO=$(git -C repo rev-parse foo) &&
233 promise_and_delete "$FOO" &&
235 git -C repo config core.repositoryformatversion 1 &&
236 git -C repo config extensions.partialclone "arbitrary string" &&
237 GIT_TEST_COMMIT_GRAPH=0 git -C repo rev-list --exclude-promisor-objects --objects bar >out &&
238 grep $(git -C repo rev-parse bar) out &&
242 test_expect_success 'missing tree objects with --missing=allow-promisor and --exclude-promisor-objects' '
244 test_create_repo repo &&
245 test_commit -C repo foo &&
246 test_commit -C repo bar &&
247 test_commit -C repo baz &&
249 promise_and_delete $(git -C repo rev-parse bar^{tree}) &&
250 promise_and_delete $(git -C repo rev-parse foo^{tree}) &&
252 git -C repo config core.repositoryformatversion 1 &&
253 git -C repo config extensions.partialclone "arbitrary string" &&
255 git -C repo rev-list --missing=allow-promisor --objects HEAD >objs 2>rev_list_err &&
256 test_must_be_empty rev_list_err &&
257 # 3 commits, 3 blobs, and 1 tree
258 test_line_count = 7 objs &&
260 # Do the same for --exclude-promisor-objects, but with all trees gone.
261 promise_and_delete $(git -C repo rev-parse baz^{tree}) &&
262 git -C repo rev-list --exclude-promisor-objects --objects HEAD >objs 2>rev_list_err &&
263 test_must_be_empty rev_list_err &&
264 # 3 commits, no blobs or trees
265 test_line_count = 3 objs
268 test_expect_success 'missing non-root tree object and rev-list' '
270 test_create_repo repo &&
272 echo foo >repo/dir/foo &&
273 git -C repo add dir/foo &&
274 git -C repo commit -m "commit dir/foo" &&
276 promise_and_delete $(git -C repo rev-parse HEAD:dir) &&
278 git -C repo config core.repositoryformatversion 1 &&
279 git -C repo config extensions.partialclone "arbitrary string" &&
281 git -C repo rev-list --missing=allow-any --objects HEAD >objs 2>rev_list_err &&
282 test_must_be_empty rev_list_err &&
283 # 1 commit and 1 tree
284 test_line_count = 2 objs
287 test_expect_success 'rev-list stops traversal at missing and promised tree' '
289 test_create_repo repo &&
290 test_commit -C repo foo &&
292 echo something >repo/a_dir/something &&
293 git -C repo add a_dir/something &&
294 git -C repo commit -m bar &&
296 # foo^{tree} (tree referenced from commit)
297 TREE=$(git -C repo rev-parse foo^{tree}) &&
299 # a tree referenced by HEAD^{tree} (tree referenced from tree)
300 TREE2=$(git -C repo ls-tree HEAD^{tree} | grep " tree " | head -1 | cut -b13-52) &&
302 promise_and_delete "$TREE" &&
303 promise_and_delete "$TREE2" &&
305 git -C repo config core.repositoryformatversion 1 &&
306 git -C repo config extensions.partialclone "arbitrary string" &&
307 git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
308 grep $(git -C repo rev-parse foo) out &&
310 grep $(git -C repo rev-parse HEAD) out &&
314 test_expect_success 'rev-list stops traversal at missing and promised blob' '
316 test_create_repo repo &&
317 echo something >repo/something &&
318 git -C repo add something &&
319 git -C repo commit -m foo &&
321 BLOB=$(git -C repo hash-object -w something) &&
322 promise_and_delete "$BLOB" &&
324 git -C repo config core.repositoryformatversion 1 &&
325 git -C repo config extensions.partialclone "arbitrary string" &&
326 git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
327 grep $(git -C repo rev-parse HEAD) out &&
331 test_expect_success 'rev-list stops traversal at promisor commit, tree, and blob' '
333 test_create_repo repo &&
334 test_commit -C repo foo &&
335 test_commit -C repo bar &&
336 test_commit -C repo baz &&
338 COMMIT=$(git -C repo rev-parse foo) &&
339 TREE=$(git -C repo rev-parse bar^{tree}) &&
340 BLOB=$(git hash-object repo/baz.t) &&
341 printf "%s\n%s\n%s\n" $COMMIT $TREE $BLOB | pack_as_from_promisor &&
343 git -C repo config core.repositoryformatversion 1 &&
344 git -C repo config extensions.partialclone "arbitrary string" &&
345 git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
346 ! grep $COMMIT out &&
349 grep $(git -C repo rev-parse bar) out # sanity check that some walking was done
352 test_expect_success 'rev-list accepts missing and promised objects on command line' '
354 test_create_repo repo &&
355 test_commit -C repo foo &&
356 test_commit -C repo bar &&
357 test_commit -C repo baz &&
359 COMMIT=$(git -C repo rev-parse foo) &&
360 TREE=$(git -C repo rev-parse bar^{tree}) &&
361 BLOB=$(git hash-object repo/baz.t) &&
363 promise_and_delete $COMMIT &&
364 promise_and_delete $TREE &&
365 promise_and_delete $BLOB &&
367 git -C repo config core.repositoryformatversion 1 &&
368 git -C repo config extensions.partialclone "arbitrary string" &&
369 git -C repo rev-list --exclude-promisor-objects --objects "$COMMIT" "$TREE" "$BLOB"
372 test_expect_success 'gc repacks promisor objects separately from non-promisor objects' '
374 test_create_repo repo &&
375 test_commit -C repo one &&
376 test_commit -C repo two &&
378 TREE_ONE=$(git -C repo rev-parse one^{tree}) &&
379 printf "$TREE_ONE\n" | pack_as_from_promisor &&
380 TREE_TWO=$(git -C repo rev-parse two^{tree}) &&
381 printf "$TREE_TWO\n" | pack_as_from_promisor &&
383 git -C repo config core.repositoryformatversion 1 &&
384 git -C repo config extensions.partialclone "arbitrary string" &&
387 # Ensure that exactly one promisor packfile exists, and that it
388 # contains the trees but not the commits
389 ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
390 test_line_count = 1 promisorlist &&
391 PROMISOR_PACKFILE=$(sed "s/.promisor/.pack/" <promisorlist) &&
392 git verify-pack $PROMISOR_PACKFILE -v >out &&
393 grep "$TREE_ONE" out &&
394 grep "$TREE_TWO" out &&
395 ! grep "$(git -C repo rev-parse one)" out &&
396 ! grep "$(git -C repo rev-parse two)" out &&
398 # Remove the promisor packfile and associated files
399 rm $(sed "s/.promisor//" <promisorlist).* &&
401 # Ensure that the single other pack contains the commits, but not the
403 ls repo/.git/objects/pack/pack-*.pack >packlist &&
404 test_line_count = 1 packlist &&
405 git verify-pack repo/.git/objects/pack/pack-*.pack -v >out &&
406 grep "$(git -C repo rev-parse one)" out &&
407 grep "$(git -C repo rev-parse two)" out &&
408 ! grep "$TREE_ONE" out &&
409 ! grep "$TREE_TWO" out
412 test_expect_success 'gc does not repack promisor objects if there are none' '
414 test_create_repo repo &&
415 test_commit -C repo one &&
417 git -C repo config core.repositoryformatversion 1 &&
418 git -C repo config extensions.partialclone "arbitrary string" &&
421 # Ensure that only one pack exists
422 ls repo/.git/objects/pack/pack-*.pack >packlist &&
423 test_line_count = 1 packlist
426 repack_and_check () {
429 git -C repo2 repack $1 -d &&
432 git -C repo2 cat-file -e $2 &&
433 git -C repo2 cat-file -e $3
436 test_expect_success 'repack -d does not irreversibly delete promisor objects' '
438 test_create_repo repo &&
439 git -C repo config core.repositoryformatversion 1 &&
440 git -C repo config extensions.partialclone "arbitrary string" &&
442 git -C repo commit --allow-empty -m one &&
443 git -C repo commit --allow-empty -m two &&
444 git -C repo commit --allow-empty -m three &&
445 git -C repo commit --allow-empty -m four &&
446 ONE=$(git -C repo rev-parse HEAD^^^) &&
447 TWO=$(git -C repo rev-parse HEAD^^) &&
448 THREE=$(git -C repo rev-parse HEAD^) &&
450 printf "$TWO\n" | pack_as_from_promisor &&
451 printf "$THREE\n" | pack_as_from_promisor &&
452 delete_object repo "$ONE" &&
454 repack_and_check -a "$TWO" "$THREE" &&
455 repack_and_check -A "$TWO" "$THREE" &&
456 repack_and_check -l "$TWO" "$THREE"
459 test_expect_success 'gc stops traversal when a missing but promised object is reached' '
461 test_create_repo repo &&
462 test_commit -C repo my_commit &&
464 TREE_HASH=$(git -C repo rev-parse HEAD^{tree}) &&
465 HASH=$(promise_and_delete $TREE_HASH) &&
467 git -C repo config core.repositoryformatversion 1 &&
468 git -C repo config extensions.partialclone "arbitrary string" &&
471 # Ensure that the promisor packfile still exists, and remove it
472 test -e repo/.git/objects/pack/pack-$HASH.pack &&
473 rm repo/.git/objects/pack/pack-$HASH.* &&
475 # Ensure that the single other pack contains the commit, but not the tree
476 ls repo/.git/objects/pack/pack-*.pack >packlist &&
477 test_line_count = 1 packlist &&
478 git verify-pack repo/.git/objects/pack/pack-*.pack -v >out &&
479 grep "$(git -C repo rev-parse HEAD)" out &&
480 ! grep "$TREE_HASH" out
483 LIB_HTTPD_PORT=12345 # default port, 410, cannot be used as non-root
484 . "$TEST_DIRECTORY"/lib-httpd.sh
487 test_expect_success 'fetching of missing objects from an HTTP server' '
489 SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server" &&
490 test_create_repo "$SERVER" &&
491 test_commit -C "$SERVER" foo &&
492 git -C "$SERVER" repack -a -d --write-bitmap-index &&
494 git clone $HTTPD_URL/smart/server repo &&
495 HASH=$(git -C repo rev-parse foo) &&
496 rm -rf repo/.git/objects/* &&
498 git -C repo config core.repositoryformatversion 1 &&
499 git -C repo config extensions.partialclone "origin" &&
500 git -C repo cat-file -p "$HASH" &&
502 # Ensure that the .promisor file is written, and check that its
503 # associated packfile contains the object
504 ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
505 test_line_count = 1 promisorlist &&
506 IDX=$(cat promisorlist | sed "s/promisor$/idx/") &&
507 git verify-pack --verbose "$IDX" | grep "$HASH"