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498f1f61 JT |
1 | #!/bin/sh |
2 | ||
3 | test_description='partial clone' | |
4 | ||
5 | . ./test-lib.sh | |
6 | ||
7 | delete_object () { | |
8 | rm $1/.git/objects/$(echo $2 | sed -e 's|^..|&/|') | |
9 | } | |
10 | ||
11 | pack_as_from_promisor () { | |
12 | HASH=$(git -C repo pack-objects .git/objects/pack/pack) && | |
0c16cd49 JT |
13 | >repo/.git/objects/pack/pack-$HASH.promisor && |
14 | echo $HASH | |
498f1f61 JT |
15 | } |
16 | ||
43f25158 JT |
17 | promise_and_delete () { |
18 | HASH=$(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 && | |
0c16cd49 JT |
21 | # tag -d prints a message to stdout, so redirect it |
22 | git -C repo tag -d my_annotated_tag >/dev/null && | |
43f25158 JT |
23 | delete_object repo "$HASH" |
24 | } | |
25 | ||
498f1f61 JT |
26 | test_expect_success 'missing reflog object, but promised by a commit, passes fsck' ' |
27 | test_create_repo repo && | |
28 | test_commit -C repo my_commit && | |
29 | ||
30 | A=$(git -C repo commit-tree -m a HEAD^{tree}) && | |
31 | C=$(git -C repo commit-tree -m c -p $A HEAD^{tree}) && | |
32 | ||
33 | # Reference $A only from reflog, and delete it | |
34 | git -C repo branch my_branch "$A" && | |
35 | git -C repo branch -f my_branch my_commit && | |
36 | delete_object repo "$A" && | |
37 | ||
38 | # State that we got $C, which refers to $A, from promisor | |
39 | printf "$C\n" | pack_as_from_promisor && | |
40 | ||
41 | # Normally, it fails | |
42 | test_must_fail git -C repo fsck && | |
43 | ||
44 | # But with the extension, it succeeds | |
45 | git -C repo config core.repositoryformatversion 1 && | |
46 | git -C repo config extensions.partialclone "arbitrary string" && | |
47 | git -C repo fsck | |
48 | ' | |
49 | ||
50 | test_expect_success 'missing reflog object, but promised by a tag, passes fsck' ' | |
51 | rm -rf repo && | |
52 | test_create_repo repo && | |
53 | test_commit -C repo my_commit && | |
54 | ||
55 | A=$(git -C repo commit-tree -m a HEAD^{tree}) && | |
56 | git -C repo tag -a -m d my_tag_name $A && | |
57 | T=$(git -C repo rev-parse my_tag_name) && | |
58 | git -C repo tag -d my_tag_name && | |
59 | ||
60 | # Reference $A only from reflog, and delete it | |
61 | git -C repo branch my_branch "$A" && | |
62 | git -C repo branch -f my_branch my_commit && | |
63 | delete_object repo "$A" && | |
64 | ||
65 | # State that we got $T, which refers to $A, from promisor | |
66 | printf "$T\n" | pack_as_from_promisor && | |
67 | ||
68 | git -C repo config core.repositoryformatversion 1 && | |
69 | git -C repo config extensions.partialclone "arbitrary string" && | |
70 | git -C repo fsck | |
71 | ' | |
72 | ||
73 | test_expect_success 'missing reflog object alone fails fsck, even with extension set' ' | |
74 | rm -rf repo && | |
75 | test_create_repo repo && | |
76 | test_commit -C repo my_commit && | |
77 | ||
78 | A=$(git -C repo commit-tree -m a HEAD^{tree}) && | |
79 | B=$(git -C repo commit-tree -m b HEAD^{tree}) && | |
80 | ||
81 | # Reference $A only from reflog, and delete it | |
82 | git -C repo branch my_branch "$A" && | |
83 | git -C repo branch -f my_branch my_commit && | |
84 | delete_object repo "$A" && | |
85 | ||
86 | git -C repo config core.repositoryformatversion 1 && | |
87 | git -C repo config extensions.partialclone "arbitrary string" && | |
88 | test_must_fail git -C repo fsck | |
89 | ' | |
90 | ||
43f25158 JT |
91 | test_expect_success 'missing ref object, but promised, passes fsck' ' |
92 | rm -rf repo && | |
93 | test_create_repo repo && | |
94 | test_commit -C repo my_commit && | |
95 | ||
96 | A=$(git -C repo commit-tree -m a HEAD^{tree}) && | |
97 | ||
98 | # Reference $A only from ref | |
99 | git -C repo branch my_branch "$A" && | |
100 | promise_and_delete "$A" && | |
101 | ||
102 | git -C repo config core.repositoryformatversion 1 && | |
103 | git -C repo config extensions.partialclone "arbitrary string" && | |
104 | git -C repo fsck | |
105 | ' | |
106 | ||
caba7fc3 JT |
107 | test_expect_success 'missing object, but promised, passes fsck' ' |
108 | rm -rf repo && | |
109 | test_create_repo repo && | |
110 | test_commit -C repo 1 && | |
111 | test_commit -C repo 2 && | |
112 | test_commit -C repo 3 && | |
113 | git -C repo tag -a annotated_tag -m "annotated tag" && | |
114 | ||
115 | C=$(git -C repo rev-parse 1) && | |
116 | T=$(git -C repo rev-parse 2^{tree}) && | |
117 | B=$(git hash-object repo/3.t) && | |
118 | AT=$(git -C repo rev-parse annotated_tag) && | |
119 | ||
120 | promise_and_delete "$C" && | |
121 | promise_and_delete "$T" && | |
122 | promise_and_delete "$B" && | |
123 | promise_and_delete "$AT" && | |
124 | ||
125 | git -C repo config core.repositoryformatversion 1 && | |
126 | git -C repo config extensions.partialclone "arbitrary string" && | |
127 | git -C repo fsck | |
128 | ' | |
129 | ||
096c9b8b JT |
130 | test_expect_success 'missing CLI object, but promised, passes fsck' ' |
131 | rm -rf repo && | |
132 | test_create_repo repo && | |
133 | test_commit -C repo my_commit && | |
134 | ||
135 | A=$(git -C repo commit-tree -m a HEAD^{tree}) && | |
136 | promise_and_delete "$A" && | |
137 | ||
138 | git -C repo config core.repositoryformatversion 1 && | |
139 | git -C repo config extensions.partialclone "arbitrary string" && | |
140 | git -C repo fsck "$A" | |
141 | ' | |
142 | ||
8b4c0103 JT |
143 | test_expect_success 'fetching of missing objects' ' |
144 | rm -rf repo && | |
145 | test_create_repo server && | |
146 | test_commit -C server foo && | |
147 | git -C server repack -a -d --write-bitmap-index && | |
148 | ||
149 | git clone "file://$(pwd)/server" repo && | |
150 | HASH=$(git -C repo rev-parse foo) && | |
151 | rm -rf repo/.git/objects/* && | |
152 | ||
153 | git -C repo config core.repositoryformatversion 1 && | |
154 | git -C repo config extensions.partialclone "origin" && | |
155 | git -C repo cat-file -p "$HASH" && | |
156 | ||
157 | # Ensure that the .promisor file is written, and check that its | |
158 | # associated packfile contains the object | |
159 | ls repo/.git/objects/pack/pack-*.promisor >promisorlist && | |
160 | test_line_count = 1 promisorlist && | |
161 | IDX=$(cat promisorlist | sed "s/promisor$/idx/") && | |
162 | git verify-pack --verbose "$IDX" | grep "$HASH" | |
163 | ' | |
164 | ||
df11e196 JT |
165 | test_expect_success 'rev-list stops traversal at missing and promised commit' ' |
166 | rm -rf repo && | |
167 | test_create_repo repo && | |
168 | test_commit -C repo foo && | |
169 | test_commit -C repo bar && | |
170 | ||
171 | FOO=$(git -C repo rev-parse foo) && | |
172 | promise_and_delete "$FOO" && | |
173 | ||
174 | git -C repo config core.repositoryformatversion 1 && | |
175 | git -C repo config extensions.partialclone "arbitrary string" && | |
176 | git -C repo rev-list --exclude-promisor-objects --objects bar >out && | |
177 | grep $(git -C repo rev-parse bar) out && | |
178 | ! grep $FOO out | |
179 | ' | |
180 | ||
181 | test_expect_success 'rev-list stops traversal at missing and promised tree' ' | |
182 | rm -rf repo && | |
183 | test_create_repo repo && | |
184 | test_commit -C repo foo && | |
185 | mkdir repo/a_dir && | |
186 | echo something >repo/a_dir/something && | |
187 | git -C repo add a_dir/something && | |
188 | git -C repo commit -m bar && | |
189 | ||
190 | # foo^{tree} (tree referenced from commit) | |
191 | TREE=$(git -C repo rev-parse foo^{tree}) && | |
192 | ||
193 | # a tree referenced by HEAD^{tree} (tree referenced from tree) | |
194 | TREE2=$(git -C repo ls-tree HEAD^{tree} | grep " tree " | head -1 | cut -b13-52) && | |
195 | ||
196 | promise_and_delete "$TREE" && | |
197 | promise_and_delete "$TREE2" && | |
198 | ||
199 | git -C repo config core.repositoryformatversion 1 && | |
200 | git -C repo config extensions.partialclone "arbitrary string" && | |
201 | git -C repo rev-list --exclude-promisor-objects --objects HEAD >out && | |
202 | grep $(git -C repo rev-parse foo) out && | |
203 | ! grep $TREE out && | |
204 | grep $(git -C repo rev-parse HEAD) out && | |
205 | ! grep $TREE2 out | |
206 | ' | |
207 | ||
208 | test_expect_success 'rev-list stops traversal at missing and promised blob' ' | |
209 | rm -rf repo && | |
210 | test_create_repo repo && | |
211 | echo something >repo/something && | |
212 | git -C repo add something && | |
213 | git -C repo commit -m foo && | |
214 | ||
215 | BLOB=$(git -C repo hash-object -w something) && | |
216 | promise_and_delete "$BLOB" && | |
217 | ||
218 | git -C repo config core.repositoryformatversion 1 && | |
219 | git -C repo config extensions.partialclone "arbitrary string" && | |
220 | git -C repo rev-list --exclude-promisor-objects --objects HEAD >out && | |
221 | grep $(git -C repo rev-parse HEAD) out && | |
222 | ! grep $BLOB out | |
223 | ' | |
224 | ||
225 | test_expect_success 'rev-list stops traversal at promisor commit, tree, and blob' ' | |
226 | rm -rf repo && | |
227 | test_create_repo repo && | |
228 | test_commit -C repo foo && | |
229 | test_commit -C repo bar && | |
230 | test_commit -C repo baz && | |
231 | ||
232 | COMMIT=$(git -C repo rev-parse foo) && | |
233 | TREE=$(git -C repo rev-parse bar^{tree}) && | |
234 | BLOB=$(git hash-object repo/baz.t) && | |
235 | printf "%s\n%s\n%s\n" $COMMIT $TREE $BLOB | pack_as_from_promisor && | |
236 | ||
237 | git -C repo config core.repositoryformatversion 1 && | |
238 | git -C repo config extensions.partialclone "arbitrary string" && | |
239 | git -C repo rev-list --exclude-promisor-objects --objects HEAD >out && | |
240 | ! grep $COMMIT out && | |
241 | ! grep $TREE out && | |
242 | ! grep $BLOB out && | |
243 | grep $(git -C repo rev-parse bar) out # sanity check that some walking was done | |
244 | ' | |
245 | ||
246 | test_expect_success 'rev-list accepts missing and promised objects on command line' ' | |
247 | rm -rf repo && | |
248 | test_create_repo repo && | |
249 | test_commit -C repo foo && | |
250 | test_commit -C repo bar && | |
251 | test_commit -C repo baz && | |
252 | ||
253 | COMMIT=$(git -C repo rev-parse foo) && | |
254 | TREE=$(git -C repo rev-parse bar^{tree}) && | |
255 | BLOB=$(git hash-object repo/baz.t) && | |
256 | ||
257 | promise_and_delete $COMMIT && | |
258 | promise_and_delete $TREE && | |
259 | promise_and_delete $BLOB && | |
260 | ||
261 | git -C repo config core.repositoryformatversion 1 && | |
262 | git -C repo config extensions.partialclone "arbitrary string" && | |
263 | git -C repo rev-list --exclude-promisor-objects --objects "$COMMIT" "$TREE" "$BLOB" | |
264 | ' | |
265 | ||
0c16cd49 JT |
266 | test_expect_success 'gc does not repack promisor objects' ' |
267 | rm -rf repo && | |
268 | test_create_repo repo && | |
269 | test_commit -C repo my_commit && | |
270 | ||
271 | TREE_HASH=$(git -C repo rev-parse HEAD^{tree}) && | |
272 | HASH=$(printf "$TREE_HASH\n" | pack_as_from_promisor) && | |
273 | ||
274 | git -C repo config core.repositoryformatversion 1 && | |
275 | git -C repo config extensions.partialclone "arbitrary string" && | |
276 | git -C repo gc && | |
277 | ||
278 | # Ensure that the promisor packfile still exists, and remove it | |
279 | test -e repo/.git/objects/pack/pack-$HASH.pack && | |
280 | rm repo/.git/objects/pack/pack-$HASH.* && | |
281 | ||
282 | # Ensure that the single other pack contains the commit, but not the tree | |
283 | ls repo/.git/objects/pack/pack-*.pack >packlist && | |
284 | test_line_count = 1 packlist && | |
285 | git verify-pack repo/.git/objects/pack/pack-*.pack -v >out && | |
286 | grep "$(git -C repo rev-parse HEAD)" out && | |
287 | ! grep "$TREE_HASH" out | |
288 | ' | |
289 | ||
290 | test_expect_success 'gc stops traversal when a missing but promised object is reached' ' | |
291 | rm -rf repo && | |
292 | test_create_repo repo && | |
293 | test_commit -C repo my_commit && | |
294 | ||
295 | TREE_HASH=$(git -C repo rev-parse HEAD^{tree}) && | |
296 | HASH=$(promise_and_delete $TREE_HASH) && | |
297 | ||
298 | git -C repo config core.repositoryformatversion 1 && | |
299 | git -C repo config extensions.partialclone "arbitrary string" && | |
300 | git -C repo gc && | |
301 | ||
302 | # Ensure that the promisor packfile still exists, and remove it | |
303 | test -e repo/.git/objects/pack/pack-$HASH.pack && | |
304 | rm repo/.git/objects/pack/pack-$HASH.* && | |
305 | ||
306 | # Ensure that the single other pack contains the commit, but not the tree | |
307 | ls repo/.git/objects/pack/pack-*.pack >packlist && | |
308 | test_line_count = 1 packlist && | |
309 | git verify-pack repo/.git/objects/pack/pack-*.pack -v >out && | |
310 | grep "$(git -C repo rev-parse HEAD)" out && | |
311 | ! grep "$TREE_HASH" out | |
312 | ' | |
313 | ||
8b4c0103 JT |
314 | LIB_HTTPD_PORT=12345 # default port, 410, cannot be used as non-root |
315 | . "$TEST_DIRECTORY"/lib-httpd.sh | |
316 | start_httpd | |
317 | ||
318 | test_expect_success 'fetching of missing objects from an HTTP server' ' | |
319 | rm -rf repo && | |
320 | SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server" && | |
321 | test_create_repo "$SERVER" && | |
322 | test_commit -C "$SERVER" foo && | |
323 | git -C "$SERVER" repack -a -d --write-bitmap-index && | |
324 | ||
325 | git clone $HTTPD_URL/smart/server repo && | |
326 | HASH=$(git -C repo rev-parse foo) && | |
327 | rm -rf repo/.git/objects/* && | |
328 | ||
329 | git -C repo config core.repositoryformatversion 1 && | |
330 | git -C repo config extensions.partialclone "origin" && | |
331 | git -C repo cat-file -p "$HASH" && | |
332 | ||
333 | # Ensure that the .promisor file is written, and check that its | |
334 | # associated packfile contains the object | |
335 | ls repo/.git/objects/pack/pack-*.promisor >promisorlist && | |
336 | test_line_count = 1 promisorlist && | |
337 | IDX=$(cat promisorlist | sed "s/promisor$/idx/") && | |
338 | git verify-pack --verbose "$IDX" | grep "$HASH" | |
339 | ' | |
340 | ||
341 | stop_httpd | |
342 | ||
498f1f61 | 343 | test_done |