fetch-pack: put shallow info in output parameter
[git/git.git] / t / t5703-upload-pack-ref-in-want.sh
1 #!/bin/sh
2
3 test_description='upload-pack ref-in-want'
4
5 . ./test-lib.sh
6
7 get_actual_refs () {
8 sed -n -e '/wanted-refs/,/0001/{
9 /wanted-refs/d
10 /0001/d
11 p
12 }' <out | test-pkt-line unpack >actual_refs
13 }
14
15 get_actual_commits () {
16 sed -n -e '/packfile/,/0000/{
17 /packfile/d
18 p
19 }' <out | test-pkt-line unpack-sideband >o.pack &&
20 git index-pack o.pack &&
21 git verify-pack -v o.idx | grep commit | cut -c-40 | sort >actual_commits
22 }
23
24 check_output () {
25 get_actual_refs &&
26 test_cmp expected_refs actual_refs &&
27 get_actual_commits &&
28 test_cmp expected_commits actual_commits
29 }
30
31 # c(o/foo) d(o/bar)
32 # \ /
33 # b e(baz) f(master)
34 # \__ | __/
35 # \ | /
36 # a
37 test_expect_success 'setup repository' '
38 test_commit a &&
39 git checkout -b o/foo &&
40 test_commit b &&
41 test_commit c &&
42 git checkout -b o/bar b &&
43 test_commit d &&
44 git checkout -b baz a &&
45 test_commit e &&
46 git checkout master &&
47 test_commit f
48 '
49
50 test_expect_success 'config controls ref-in-want advertisement' '
51 git serve --advertise-capabilities >out &&
52 ! grep -a ref-in-want out &&
53
54 git config uploadpack.allowRefInWant false &&
55 git serve --advertise-capabilities >out &&
56 ! grep -a ref-in-want out &&
57
58 git config uploadpack.allowRefInWant true &&
59 git serve --advertise-capabilities >out &&
60 grep -a ref-in-want out
61 '
62
63 test_expect_success 'invalid want-ref line' '
64 test-pkt-line pack >in <<-EOF &&
65 command=fetch
66 0001
67 no-progress
68 want-ref refs/heads/non-existent
69 done
70 0000
71 EOF
72
73 test_must_fail git serve --stateless-rpc 2>out <in &&
74 grep "unknown ref" out
75 '
76
77 test_expect_success 'basic want-ref' '
78 cat >expected_refs <<-EOF &&
79 $(git rev-parse f) refs/heads/master
80 EOF
81 git rev-parse f | sort >expected_commits &&
82
83 test-pkt-line pack >in <<-EOF &&
84 command=fetch
85 0001
86 no-progress
87 want-ref refs/heads/master
88 have $(git rev-parse a)
89 done
90 0000
91 EOF
92
93 git serve --stateless-rpc >out <in &&
94 check_output
95 '
96
97 test_expect_success 'multiple want-ref lines' '
98 cat >expected_refs <<-EOF &&
99 $(git rev-parse c) refs/heads/o/foo
100 $(git rev-parse d) refs/heads/o/bar
101 EOF
102 git rev-parse c d | sort >expected_commits &&
103
104 test-pkt-line pack >in <<-EOF &&
105 command=fetch
106 0001
107 no-progress
108 want-ref refs/heads/o/foo
109 want-ref refs/heads/o/bar
110 have $(git rev-parse b)
111 done
112 0000
113 EOF
114
115 git serve --stateless-rpc >out <in &&
116 check_output
117 '
118
119 test_expect_success 'mix want and want-ref' '
120 cat >expected_refs <<-EOF &&
121 $(git rev-parse f) refs/heads/master
122 EOF
123 git rev-parse e f | sort >expected_commits &&
124
125 test-pkt-line pack >in <<-EOF &&
126 command=fetch
127 0001
128 no-progress
129 want-ref refs/heads/master
130 want $(git rev-parse e)
131 have $(git rev-parse a)
132 done
133 0000
134 EOF
135
136 git serve --stateless-rpc >out <in &&
137 check_output
138 '
139
140 test_expect_success 'want-ref with ref we already have commit for' '
141 cat >expected_refs <<-EOF &&
142 $(git rev-parse c) refs/heads/o/foo
143 EOF
144 >expected_commits &&
145
146 test-pkt-line pack >in <<-EOF &&
147 command=fetch
148 0001
149 no-progress
150 want-ref refs/heads/o/foo
151 have $(git rev-parse c)
152 done
153 0000
154 EOF
155
156 git serve --stateless-rpc >out <in &&
157 check_output
158 '
159
160 . "$TEST_DIRECTORY"/lib-httpd.sh
161 start_httpd
162
163 REPO="$HTTPD_DOCUMENT_ROOT_PATH/repo"
164 LOCAL_PRISTINE="$(pwd)/local_pristine"
165
166 test_expect_success 'setup repos for change-while-negotiating test' '
167 (
168 git init "$REPO" &&
169 cd "$REPO" &&
170 >.git/git-daemon-export-ok &&
171 test_commit m1 &&
172 git tag -d m1 &&
173
174 # Local repo with many commits (so that negotiation will take
175 # more than 1 request/response pair)
176 git clone "http://127.0.0.1:$LIB_HTTPD_PORT/smart/repo" "$LOCAL_PRISTINE" &&
177 cd "$LOCAL_PRISTINE" &&
178 git checkout -b side &&
179 for i in $(seq 1 33); do test_commit s$i; done &&
180
181 # Add novel commits to upstream
182 git checkout master &&
183 cd "$REPO" &&
184 test_commit m2 &&
185 test_commit m3 &&
186 git tag -d m2 m3
187 ) &&
188 git -C "$LOCAL_PRISTINE" remote set-url origin "http://127.0.0.1:$LIB_HTTPD_PORT/one_time_sed/repo" &&
189 git -C "$LOCAL_PRISTINE" config protocol.version 2
190 '
191
192 inconsistency () {
193 # Simulate that the server initially reports $2 as the ref
194 # corresponding to $1, and after that, $1 as the ref corresponding to
195 # $1. This corresponds to the real-life situation where the server's
196 # repository appears to change during negotiation, for example, when
197 # different servers in a load-balancing arrangement serve (stateless)
198 # RPCs during a single negotiation.
199 printf "s/%s/%s/" \
200 $(git -C "$REPO" rev-parse $1 | tr -d "\n") \
201 $(git -C "$REPO" rev-parse $2 | tr -d "\n") \
202 >"$HTTPD_ROOT_PATH/one-time-sed"
203 }
204
205 test_expect_success 'server is initially ahead - no ref in want' '
206 git -C "$REPO" config uploadpack.allowRefInWant false &&
207 rm -rf local &&
208 cp -r "$LOCAL_PRISTINE" local &&
209 inconsistency master 1234567890123456789012345678901234567890 &&
210 test_must_fail git -C local fetch 2>err &&
211 grep "ERR upload-pack: not our ref" err
212 '
213
214 test_expect_success 'server is initially behind - no ref in want' '
215 git -C "$REPO" config uploadpack.allowRefInWant false &&
216 rm -rf local &&
217 cp -r "$LOCAL_PRISTINE" local &&
218 inconsistency master "master^" &&
219 git -C local fetch &&
220
221 git -C "$REPO" rev-parse --verify "master^" >expected &&
222 git -C local rev-parse --verify refs/remotes/origin/master >actual &&
223 test_cmp expected actual
224 '
225
226 stop_httpd
227
228 test_done