3 # Copyright (c) 2010 Johan Herland
6 test_description='Test notes merging with manual conflict resolution'
10 # Set up a notes merge scenario with different kinds of conflicts
11 test_expect_success 'setup commits' '
19 commit_sha1=$(git rev-parse 1st^{commit})
20 commit_sha2=$(git rev-parse 2nd^{commit})
21 commit_sha3=$(git rev-parse 3rd^{commit})
22 commit_sha4=$(git rev-parse 4th^{commit})
23 commit_sha5=$(git rev-parse 5th^{commit})
27 git -c core.notesRef="refs/notes/$notes_ref" notes |
28 sort >"output_notes_$notes_ref" &&
29 test_cmp "expect_notes_$notes_ref" "output_notes_$notes_ref" &&
30 git -c core.notesRef="refs/notes/$notes_ref" log --format="%H %s%n%N" \
31 >"output_log_$notes_ref" &&
32 test_cmp "expect_log_$notes_ref" "output_log_$notes_ref"
35 cat <<EOF | sort >expect_notes_x
36 6e8e3febca3c2bb896704335cc4d0c34cb2f8715 $commit_sha4
37 e5388c10860456ee60673025345fe2e153eb8cf8 $commit_sha3
38 ceefa674873670e7ecd131814d909723cce2b669 $commit_sha2
41 cat >expect_log_x <<EOF
57 test_expect_success 'setup merge base (x)' '
58 git config core.notesRef refs/notes/x &&
59 git notes add -m "x notes on 2nd commit" 2nd &&
60 git notes add -m "x notes on 3rd commit" 3rd &&
61 git notes add -m "x notes on 4th commit" 4th &&
65 cat <<EOF | sort >expect_notes_y
66 e2bfd06a37dd2031684a59a6e2b033e212239c78 $commit_sha4
67 5772f42408c0dd6f097a7ca2d24de0e78d1c46b1 $commit_sha3
68 b0a6021ec006d07e80e9b20ec9b444cbd9d560d3 $commit_sha1
71 cat >expect_log_y <<EOF
87 test_expect_success 'setup local branch (y)' '
88 git update-ref refs/notes/y refs/notes/x &&
89 git config core.notesRef refs/notes/y &&
90 git notes add -f -m "y notes on 1st commit" 1st &&
91 git notes remove 2nd &&
92 git notes add -f -m "y notes on 3rd commit" 3rd &&
93 git notes add -f -m "y notes on 4th commit" 4th &&
97 cat <<EOF | sort >expect_notes_z
98 cff59c793c20bb49a4e01bc06fb06bad642e0d54 $commit_sha4
99 283b48219aee9a4105f6cab337e789065c82c2b9 $commit_sha2
100 0a81da8956346e19bcb27a906f04af327e03e31b $commit_sha1
103 cat >expect_log_z <<EOF
107 z notes on 4th commit
112 z notes on 2nd commit
115 z notes on 1st commit
119 test_expect_success 'setup remote branch (z)' '
120 git update-ref refs/notes/z refs/notes/x &&
121 git config core.notesRef refs/notes/z &&
122 git notes add -f -m "z notes on 1st commit" 1st &&
123 git notes add -f -m "z notes on 2nd commit" 2nd &&
124 git notes remove 3rd &&
125 git notes add -f -m "z notes on 4th commit" 4th &&
129 # At this point, before merging z into y, we have the following status:
131 # commit | base/x | local/y | remote/z | diff from x to y/z
132 # -------|---------|---------|----------|---------------------------
133 # 1st | [none] | b0a6021 | 0a81da8 | added / added (diff)
134 # 2nd | ceefa67 | [none] | 283b482 | removed / changed
135 # 3rd | e5388c1 | 5772f42 | [none] | changed / removed
136 # 4th | 6e8e3fe | e2bfd06 | cff59c7 | changed / changed (diff)
137 # 5th | [none] | [none] | [none] | [none]
139 cat <<EOF | sort >expect_conflicts
146 cat >expect_conflict_$commit_sha1 <<EOF
148 y notes on 1st commit
150 z notes on 1st commit
154 cat >expect_conflict_$commit_sha2 <<EOF
155 z notes on 2nd commit
158 cat >expect_conflict_$commit_sha3 <<EOF
159 y notes on 3rd commit
162 cat >expect_conflict_$commit_sha4 <<EOF
164 y notes on 4th commit
166 z notes on 4th commit
170 cp expect_notes_y expect_notes_m
171 cp expect_log_y expect_log_m
173 git rev-parse refs/notes/y > pre_merge_y
175 test_expect_success 'merge z into m (== y) with default ("manual") resolver => Conflicting 3-way merge' '
176 git update-ref refs/notes/m refs/notes/y &&
177 git config core.notesRef refs/notes/m &&
178 test_must_fail git notes merge z >output &&
179 # Output should point to where to resolve conflicts
180 grep -q "\\.git/NOTES_MERGE_WORKTREE" output &&
181 # Inspect merge conflicts
182 ls .git/NOTES_MERGE_WORKTREE >output_conflicts &&
183 test_cmp expect_conflicts output_conflicts &&
184 ( for f in $(cat expect_conflicts); do
185 test_cmp "expect_conflict_$f" ".git/NOTES_MERGE_WORKTREE/$f" ||
188 # Verify that current notes tree (pre-merge) has not changed (m == y)
191 test "$(git rev-parse refs/notes/m)" = "$(cat pre_merge_y)"
194 cat <<EOF | sort >expect_notes_z
195 00494adecf2d9635a02fa431308d67993f853968 $commit_sha4
196 283b48219aee9a4105f6cab337e789065c82c2b9 $commit_sha2
197 0a81da8956346e19bcb27a906f04af327e03e31b $commit_sha1
200 cat >expect_log_z <<EOF
204 z notes on 4th commit
206 More z notes on 4th commit
211 z notes on 2nd commit
214 z notes on 1st commit
218 test_expect_success 'change notes in z' '
219 git notes --ref z append -m "More z notes on 4th commit" 4th &&
223 test_expect_success 'cannot do merge w/conflicts when previous merge is unfinished' '
224 test -d .git/NOTES_MERGE_WORKTREE &&
225 test_must_fail git notes merge z >output 2>&1 &&
226 # Output should indicate what is wrong
227 grep -q "\\.git/NOTES_MERGE_\\* exists" output
230 # Setup non-conflicting merge between x and new notes ref w
232 cat <<EOF | sort >expect_notes_w
233 ceefa674873670e7ecd131814d909723cce2b669 $commit_sha2
234 f75d1df88cbfe4258d49852f26cfc83f2ad4494b $commit_sha1
237 cat >expect_log_w <<EOF
245 x notes on 2nd commit
248 w notes on 1st commit
252 test_expect_success 'setup unrelated notes ref (w)' '
253 git config core.notesRef refs/notes/w &&
254 git notes add -m "w notes on 1st commit" 1st &&
255 git notes add -m "x notes on 2nd commit" 2nd &&
259 cat <<EOF | sort >expect_notes_w
260 6e8e3febca3c2bb896704335cc4d0c34cb2f8715 $commit_sha4
261 e5388c10860456ee60673025345fe2e153eb8cf8 $commit_sha3
262 ceefa674873670e7ecd131814d909723cce2b669 $commit_sha2
263 f75d1df88cbfe4258d49852f26cfc83f2ad4494b $commit_sha1
266 cat >expect_log_w <<EOF
270 x notes on 4th commit
273 x notes on 3rd commit
276 x notes on 2nd commit
279 w notes on 1st commit
283 test_expect_success 'can do merge without conflicts even if previous merge is unfinished (x => w)' '
284 test -d .git/NOTES_MERGE_WORKTREE &&
287 # Verify that other notes refs has not changed (x and y)