1#!/bin/sh
2#
3# Copyright (c) 2006 Shawn Pearce
4#
5
6test_description='Test git update-ref and basic ref logging'
7. ./test-lib.sh
8
9Z=0000000000000000000000000000000000000000
10
11test_expect_success setup '
12
13 for name in A B C D E F
14 do
15 test_tick &&
16 T=$(git write-tree) &&
17 sha1=$(echo $name | git commit-tree $T) &&
18 eval $name=$sha1
19 done
20
21'
22
23m=refs/heads/master
24n_dir=refs/heads/gu
25n=$n_dir/fixes
26
27test_expect_success \
28 "create $m" \
29 "git update-ref $m $A &&
30 test $A"' = $(cat .git/'"$m"')'
31test_expect_success \
32 "create $m" \
33 "git update-ref $m $B $A &&
34 test $B"' = $(cat .git/'"$m"')'
35test_expect_success "fail to delete $m with stale ref" '
36 test_must_fail git update-ref -d $m $A &&
37 test $B = "$(cat .git/$m)"
38'
39test_expect_success "delete $m" '
40 git update-ref -d $m $B &&
41 ! test -f .git/$m
42'
43rm -f .git/$m
44
45test_expect_success \
46 "fail to create $n" \
47 "touch .git/$n_dir
48 git update-ref $n $A >out 2>err"'
49 test $? != 0'
50rm -f .git/$n_dir out err
51
52test_expect_success \
53 "create $m (by HEAD)" \
54 "git update-ref HEAD $A &&
55 test $A"' = $(cat .git/'"$m"')'
56test_expect_success \
57 "create $m (by HEAD)" \
58 "git update-ref HEAD $B $A &&
59 test $B"' = $(cat .git/'"$m"')'
60test_expect_success "fail to delete $m (by HEAD) with stale ref" '
61 test_must_fail git update-ref -d HEAD $A &&
62 test $B = $(cat .git/$m)
63'
64test_expect_success "delete $m (by HEAD)" '
65 git update-ref -d HEAD $B &&
66 ! test -f .git/$m
67'
68rm -f .git/$m
69
70test_expect_success '(not) create HEAD with old sha1' "
71 ! git update-ref HEAD $A $B
72"
73test_expect_success "(not) prior created .git/$m" "
74 ! test -f .git/$m
75"
76rm -f .git/$m
77
78test_expect_success \
79 "create HEAD" \
80 "git update-ref HEAD $A"
81test_expect_success '(not) change HEAD with wrong SHA1' "
82 ! git update-ref HEAD $B $Z
83"
84test_expect_success "(not) changed .git/$m" "
85 ! test $B"' = $(cat .git/'"$m"')
86'
87rm -f .git/$m
88
89: a repository with working tree always has reflog these days...
90: >.git/logs/refs/heads/master
91test_expect_success \
92 "create $m (logged by touch)" \
93 'GIT_COMMITTER_DATE="2005-05-26 23:30" \
94 git update-ref HEAD '"$A"' -m "Initial Creation" &&
95 test '"$A"' = $(cat .git/'"$m"')'
96test_expect_success \
97 "update $m (logged by touch)" \
98 'GIT_COMMITTER_DATE="2005-05-26 23:31" \
99 git update-ref HEAD'" $B $A "'-m "Switch" &&
100 test '"$B"' = $(cat .git/'"$m"')'
101test_expect_success \
102 "set $m (logged by touch)" \
103 'GIT_COMMITTER_DATE="2005-05-26 23:41" \
104 git update-ref HEAD'" $A &&
105 test $A"' = $(cat .git/'"$m"')'
106
107cat >expect <<EOF
108$Z $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 Initial Creation
109$A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150260 +0000 Switch
110$B $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150860 +0000
111EOF
112test_expect_success \
113 "verifying $m's log" \
114 "diff expect .git/logs/$m"
115rm -rf .git/$m .git/logs expect
116
117test_expect_success \
118 'enable core.logAllRefUpdates' \
119 'git config core.logAllRefUpdates true &&
120 test true = $(git config --bool --get core.logAllRefUpdates)'
121
122test_expect_success \
123 "create $m (logged by config)" \
124 'GIT_COMMITTER_DATE="2005-05-26 23:32" \
125 git update-ref HEAD'" $A "'-m "Initial Creation" &&
126 test '"$A"' = $(cat .git/'"$m"')'
127test_expect_success \
128 "update $m (logged by config)" \
129 'GIT_COMMITTER_DATE="2005-05-26 23:33" \
130 git update-ref HEAD'" $B $A "'-m "Switch" &&
131 test '"$B"' = $(cat .git/'"$m"')'
132test_expect_success \
133 "set $m (logged by config)" \
134 'GIT_COMMITTER_DATE="2005-05-26 23:43" \
135 git update-ref HEAD '"$A &&
136 test $A"' = $(cat .git/'"$m"')'
137
138cat >expect <<EOF
139$Z $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150320 +0000 Initial Creation
140$A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150380 +0000 Switch
141$B $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150980 +0000
142EOF
143test_expect_success \
144 "verifying $m's log" \
145 'diff expect .git/logs/$m'
146rm -f .git/$m .git/logs/$m expect
147
148git update-ref $m $D
149cat >.git/logs/$m <<EOF
150$C $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150320 -0500
151$A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150380 -0500
152$F $Z $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150680 -0500
153$Z $E $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150980 -0500
154EOF
155
156ed="Thu, 26 May 2005 18:32:00 -0500"
157gd="Thu, 26 May 2005 18:33:00 -0500"
158ld="Thu, 26 May 2005 18:43:00 -0500"
159test_expect_success \
160 'Query "master@{May 25 2005}" (before history)' \
161 'rm -f o e
162 git rev-parse --verify "master@{May 25 2005}" >o 2>e &&
163 test '"$C"' = $(cat o) &&
164 test "warning: Log for '\'master\'' only goes back to $ed." = "$(cat e)"'
165test_expect_success \
166 "Query master@{2005-05-25} (before history)" \
167 'rm -f o e
168 git rev-parse --verify master@{2005-05-25} >o 2>e &&
169 test '"$C"' = $(cat o) &&
170 echo test "warning: Log for '\'master\'' only goes back to $ed." = "$(cat e)"'
171test_expect_success \
172 'Query "master@{May 26 2005 23:31:59}" (1 second before history)' \
173 'rm -f o e
174 git rev-parse --verify "master@{May 26 2005 23:31:59}" >o 2>e &&
175 test '"$C"' = $(cat o) &&
176 test "warning: Log for '\''master'\'' only goes back to $ed." = "$(cat e)"'
177test_expect_success \
178 'Query "master@{May 26 2005 23:32:00}" (exactly history start)' \
179 'rm -f o e
180 git rev-parse --verify "master@{May 26 2005 23:32:00}" >o 2>e &&
181 test '"$A"' = $(cat o) &&
182 test "" = "$(cat e)"'
183test_expect_success \
184 'Query "master@{2005-05-26 23:33:01}" (middle of history with gap)' \
185 'rm -f o e
186 git rev-parse --verify "master@{2005-05-26 23:33:01}" >o 2>e &&
187 test '"$B"' = $(cat o) &&
188 test "warning: Log .git/logs/'"$m has gap after $gd"'." = "$(cat e)"'
189test_expect_success \
190 'Query "master@{2005-05-26 23:38:00}" (middle of history)' \
191 'rm -f o e
192 git rev-parse --verify "master@{2005-05-26 23:38:00}" >o 2>e &&
193 test '"$Z"' = $(cat o) &&
194 test "" = "$(cat e)"'
195test_expect_success \
196 'Query "master@{2005-05-26 23:43:00}" (exact end of history)' \
197 'rm -f o e
198 git rev-parse --verify "master@{2005-05-26 23:43:00}" >o 2>e &&
199 test '"$E"' = $(cat o) &&
200 test "" = "$(cat e)"'
201test_expect_success \
202 'Query "master@{2005-05-28}" (past end of history)' \
203 'rm -f o e
204 git rev-parse --verify "master@{2005-05-28}" >o 2>e &&
205 test '"$D"' = $(cat o) &&
206 test "warning: Log .git/logs/'"$m unexpectedly ended on $ld"'." = "$(cat e)"'
207
208
209rm -f .git/$m .git/logs/$m expect
210
211test_expect_success \
212 'creating initial files' \
213 'echo TEST >F &&
214 git add F &&
215 GIT_AUTHOR_DATE="2005-05-26 23:30" \
216 GIT_COMMITTER_DATE="2005-05-26 23:30" git-commit -m add -a &&
217 h_TEST=$(git rev-parse --verify HEAD)
218 echo The other day this did not work. >M &&
219 echo And then Bob told me how to fix it. >>M &&
220 echo OTHER >F &&
221 GIT_AUTHOR_DATE="2005-05-26 23:41" \
222 GIT_COMMITTER_DATE="2005-05-26 23:41" git-commit -F M -a &&
223 h_OTHER=$(git rev-parse --verify HEAD) &&
224 GIT_AUTHOR_DATE="2005-05-26 23:44" \
225 GIT_COMMITTER_DATE="2005-05-26 23:44" git-commit --amend &&
226 h_FIXED=$(git rev-parse --verify HEAD) &&
227 echo Merged initial commit and a later commit. >M &&
228 echo $h_TEST >.git/MERGE_HEAD &&
229 GIT_AUTHOR_DATE="2005-05-26 23:45" \
230 GIT_COMMITTER_DATE="2005-05-26 23:45" git-commit -F M &&
231 h_MERGED=$(git rev-parse --verify HEAD) &&
232 rm -f M'
233
234cat >expect <<EOF
235$Z $h_TEST $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 commit (initial): add
236$h_TEST $h_OTHER $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150860 +0000 commit: The other day this did not work.
237$h_OTHER $h_FIXED $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117151040 +0000 commit (amend): The other day this did not work.
238$h_FIXED $h_MERGED $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117151100 +0000 commit (merge): Merged initial commit and a later commit.
239EOF
240test_expect_success \
241 'git-commit logged updates' \
242 "diff expect .git/logs/$m"
243unset h_TEST h_OTHER h_FIXED h_MERGED
244
245test_expect_success \
246 'git cat-file blob master:F (expect OTHER)' \
247 'test OTHER = $(git cat-file blob master:F)'
248test_expect_success \
249 'git cat-file blob master@{2005-05-26 23:30}:F (expect TEST)' \
250 'test TEST = $(git cat-file blob "master@{2005-05-26 23:30}:F")'
251test_expect_success \
252 'git cat-file blob master@{2005-05-26 23:42}:F (expect OTHER)' \
253 'test OTHER = $(git cat-file blob "master@{2005-05-26 23:42}:F")'
254
255test_done