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Commit | Line | Data |
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4820a33b NTND |
1 | #!/bin/sh |
2 | ||
3 | test_description='fetch/clone from a shallow clone' | |
4 | ||
5 | . ./test-lib.sh | |
6 | ||
7 | commit() { | |
8 | echo "$1" >tracked && | |
9 | git add tracked && | |
10 | git commit -m "$1" | |
11 | } | |
12 | ||
13 | test_expect_success 'setup' ' | |
14 | commit 1 && | |
15 | commit 2 && | |
16 | commit 3 && | |
17 | commit 4 && | |
18 | git config --global transfer.fsckObjects true | |
19 | ' | |
20 | ||
21 | test_expect_success 'setup shallow clone' ' | |
22 | git clone --no-local --depth=2 .git shallow && | |
23 | git --git-dir=shallow/.git log --format=%s >actual && | |
24 | cat <<EOF >expect && | |
25 | 4 | |
26 | 3 | |
27 | EOF | |
28 | test_cmp expect actual | |
29 | ' | |
30 | ||
31 | test_expect_success 'clone from shallow clone' ' | |
32 | git clone --no-local shallow shallow2 && | |
33 | ( | |
34 | cd shallow2 && | |
35 | git fsck && | |
36 | git log --format=%s >actual && | |
37 | cat <<EOF >expect && | |
38 | 4 | |
39 | 3 | |
40 | EOF | |
41 | test_cmp expect actual | |
42 | ) | |
43 | ' | |
44 | ||
45 | test_expect_success 'fetch from shallow clone' ' | |
46 | ( | |
47 | cd shallow && | |
48 | commit 5 | |
49 | ) && | |
50 | ( | |
51 | cd shallow2 && | |
52 | git fetch && | |
53 | git fsck && | |
54 | git log --format=%s origin/master >actual && | |
55 | cat <<EOF >expect && | |
56 | 5 | |
57 | 4 | |
58 | 3 | |
59 | EOF | |
60 | test_cmp expect actual | |
61 | ) | |
62 | ' | |
63 | ||
64 | test_expect_success 'fetch --depth from shallow clone' ' | |
65 | ( | |
66 | cd shallow && | |
67 | commit 6 | |
68 | ) && | |
69 | ( | |
70 | cd shallow2 && | |
71 | git fetch --depth=2 && | |
72 | git fsck && | |
73 | git log --format=%s origin/master >actual && | |
74 | cat <<EOF >expect && | |
75 | 6 | |
76 | 5 | |
77 | EOF | |
78 | test_cmp expect actual | |
79 | ) | |
80 | ' | |
81 | ||
79d3a236 NTND |
82 | test_expect_success 'fetch --unshallow from shallow clone' ' |
83 | ( | |
84 | cd shallow2 && | |
85 | git fetch --unshallow && | |
86 | git fsck && | |
87 | git log --format=%s origin/master >actual && | |
88 | cat <<EOF >expect && | |
89 | 6 | |
90 | 5 | |
91 | 4 | |
92 | 3 | |
93 | EOF | |
94 | test_cmp expect actual | |
95 | ) | |
96 | ' | |
97 | ||
4820a33b NTND |
98 | test_expect_success 'fetch something upstream has but hidden by clients shallow boundaries' ' |
99 | # the blob "1" is available in .git but hidden by the | |
100 | # shallow2/.git/shallow and it should be resent | |
e3a75be3 | 101 | ! git --git-dir=shallow2/.git cat-file blob $(echo 1|git hash-object --stdin) >/dev/null && |
4820a33b NTND |
102 | echo 1 >1.t && |
103 | git add 1.t && | |
104 | git commit -m add-1-back && | |
105 | ( | |
106 | cd shallow2 && | |
107 | git fetch ../.git +refs/heads/master:refs/remotes/top/master && | |
108 | git fsck && | |
109 | git log --format=%s top/master >actual && | |
110 | cat <<EOF >expect && | |
111 | add-1-back | |
112 | 4 | |
113 | 3 | |
114 | EOF | |
115 | test_cmp expect actual | |
116 | ) && | |
e3a75be3 | 117 | git --git-dir=shallow2/.git cat-file blob $(echo 1|git hash-object --stdin) >/dev/null |
4820a33b NTND |
118 | |
119 | ' | |
120 | ||
121 | test_expect_success 'fetch that requires changes in .git/shallow is filtered' ' | |
122 | ( | |
123 | cd shallow && | |
124 | git checkout --orphan no-shallow && | |
125 | commit no-shallow | |
126 | ) && | |
127 | git init notshallow && | |
128 | ( | |
129 | cd notshallow && | |
130 | git fetch ../shallow/.git refs/heads/*:refs/remotes/shallow/*&& | |
131 | git for-each-ref --format="%(refname)" >actual.refs && | |
132 | cat <<EOF >expect.refs && | |
133 | refs/remotes/shallow/no-shallow | |
134 | EOF | |
135 | test_cmp expect.refs actual.refs && | |
136 | git log --format=%s shallow/no-shallow >actual && | |
137 | cat <<EOF >expect && | |
138 | no-shallow | |
139 | EOF | |
140 | test_cmp expect actual | |
141 | ) | |
142 | ' | |
143 | ||
48d25cae NTND |
144 | test_expect_success 'fetch --update-shallow' ' |
145 | ( | |
146 | cd shallow && | |
147 | git checkout master && | |
148 | commit 7 && | |
149 | git tag -m foo heavy-tag HEAD^ && | |
150 | git tag light-tag HEAD^:tracked | |
151 | ) && | |
152 | ( | |
153 | cd notshallow && | |
154 | git fetch --update-shallow ../shallow/.git refs/heads/*:refs/remotes/shallow/* && | |
155 | git fsck && | |
156 | git for-each-ref --sort=refname --format="%(refname)" >actual.refs && | |
157 | cat <<EOF >expect.refs && | |
158 | refs/remotes/shallow/master | |
159 | refs/remotes/shallow/no-shallow | |
160 | refs/tags/heavy-tag | |
161 | refs/tags/light-tag | |
162 | EOF | |
163 | test_cmp expect.refs actual.refs && | |
164 | git log --format=%s shallow/master >actual && | |
165 | cat <<EOF >expect && | |
166 | 7 | |
167 | 6 | |
168 | 5 | |
169 | 4 | |
170 | 3 | |
171 | EOF | |
172 | test_cmp expect actual | |
173 | ) | |
174 | ' | |
175 | ||
b790e0f6 NTND |
176 | test_expect_success POSIXPERM,SANITY 'shallow fetch from a read-only repo' ' |
177 | cp -R .git read-only.git && | |
b790e0f6 | 178 | test_when_finished "find read-only.git -type d -print | xargs chmod +w" && |
03771425 | 179 | find read-only.git -print | xargs chmod -w && |
b790e0f6 NTND |
180 | git clone --no-local --depth=2 read-only.git from-read-only && |
181 | git --git-dir=from-read-only/.git log --format=%s >actual && | |
182 | cat >expect <<EOF && | |
183 | add-1-back | |
184 | 4 | |
185 | EOF | |
186 | test_cmp expect actual | |
187 | ' | |
188 | ||
5dcfbf56 | 189 | test_expect_success '.git/shallow is edited by repack' ' |
328a4351 JS |
190 | git init shallow-server && |
191 | test_commit -C shallow-server A && | |
192 | test_commit -C shallow-server B && | |
193 | git -C shallow-server checkout -b branch && | |
194 | test_commit -C shallow-server C && | |
195 | test_commit -C shallow-server E && | |
196 | test_commit -C shallow-server D && | |
197 | d="$(git -C shallow-server rev-parse --verify D^0)" && | |
198 | git -C shallow-server checkout master && | |
199 | ||
200 | git clone --depth=1 --no-tags --no-single-branch \ | |
201 | "file://$PWD/shallow-server" shallow-client && | |
202 | ||
203 | : now remove the branch and fetch with prune && | |
204 | git -C shallow-server branch -D branch && | |
205 | git -C shallow-client fetch --prune --depth=1 \ | |
206 | origin "+refs/heads/*:refs/remotes/origin/*" && | |
207 | git -C shallow-client repack -adfl && | |
208 | test_must_fail git -C shallow-client rev-parse --verify $d^0 && | |
209 | ! grep $d shallow-client/.git/shallow && | |
210 | ||
211 | git -C shallow-server branch branch-orig $d && | |
212 | git -C shallow-client fetch --prune --depth=2 \ | |
213 | origin "+refs/heads/*:refs/remotes/origin/*" | |
214 | ' | |
215 | ||
cf1e7c07 JT |
216 | . "$TEST_DIRECTORY"/lib-httpd.sh |
217 | start_httpd | |
218 | ||
219 | REPO="$HTTPD_DOCUMENT_ROOT_PATH/repo" | |
220 | ||
221 | test_expect_success 'shallow fetches check connectivity before writing shallow file' ' | |
222 | rm -rf "$REPO" client && | |
223 | ||
224 | git init "$REPO" && | |
225 | test_commit -C "$REPO" one && | |
226 | test_commit -C "$REPO" two && | |
227 | test_commit -C "$REPO" three && | |
228 | ||
229 | git init client && | |
230 | ||
231 | # Use protocol v2 to ensure that shallow information is sent exactly | |
232 | # once by the server, since we are planning to manipulate it. | |
233 | git -C "$REPO" config protocol.version 2 && | |
234 | git -C client config protocol.version 2 && | |
235 | ||
236 | git -C client fetch --depth=2 "$HTTPD_URL/one_time_sed/repo" master:a_branch && | |
237 | ||
238 | # Craft a situation in which the server sends back an unshallow request | |
239 | # with an empty packfile. This is done by refetching with a shorter | |
240 | # depth (to ensure that the packfile is empty), and overwriting the | |
241 | # shallow line in the response with the unshallow line we want. | |
242 | printf "s/0034shallow %s/0036unshallow %s/" \ | |
243 | "$(git -C "$REPO" rev-parse HEAD)" \ | |
244 | "$(git -C "$REPO" rev-parse HEAD^)" \ | |
245 | >"$HTTPD_ROOT_PATH/one-time-sed" && | |
07c3c2aa JT |
246 | test_must_fail env GIT_TEST_SIDEBAND_ALL=0 git -C client \ |
247 | fetch --depth=1 "$HTTPD_URL/one_time_sed/repo" \ | |
cf1e7c07 JT |
248 | master:a_branch && |
249 | ||
250 | # Ensure that the one-time-sed script was used. | |
251 | ! test -e "$HTTPD_ROOT_PATH/one-time-sed" && | |
252 | ||
253 | # Ensure that the resulting repo is consistent, despite our failure to | |
254 | # fetch. | |
255 | git -C client fsck | |
256 | ' | |
257 | ||
4820a33b | 258 | test_done |