3 test_description='git-filter-branch'
7 lower=$(echo $1 | tr '[A-Z]' '[a-z]')
15 test_expect_success 'setup' '
18 git checkout -b branch B
34 test_expect_success 'rewrite identically' '
35 git-filter-branch branch
37 test_expect_success 'result is really identical' '
38 test $H = $(git rev-parse HEAD)
41 test_expect_success 'rewrite, renaming a specific file' '
42 git-filter-branch -f --tree-filter "mv d doh || :" HEAD
45 test_expect_success 'test that the file was renamed' '
46 test d = "$(git show HEAD:doh --)" &&
52 test_expect_success 'rewrite, renaming a specific directory' '
53 git-filter-branch -f --tree-filter "mv dir diroh || :" HEAD
56 test_expect_success 'test that the directory was renamed' '
57 test dir/d = "$(git show HEAD:diroh/d --)" &&
60 ! test -d diroh/dir &&
62 test dir/d = "$(cat diroh/d)"
66 test_expect_success 'rewrite one branch, keeping a side branch' '
67 git branch modD oldD &&
68 git-filter-branch -f --tree-filter "mv b boh || :" D..modD
71 test_expect_success 'common ancestor is still common (unchanged)' '
72 test "$(git merge-base modD D)" = "$(git rev-parse B)"
75 test_expect_success 'filter subdirectory only' '
80 git commit -m "subdir" &&
83 git commit -m "not subdir" a &&
84 echo A > subdir/new &&
86 git commit -m "again subdir" subdir/new &&
89 git commit -m "again not subdir" &&
91 git-filter-branch -f --subdirectory-filter subdir refs/heads/sub
94 test_expect_success 'subdirectory filter result looks okay' '
95 test 2 = $(git rev-list sub | wc -l) &&
97 test_must_fail git show sub:subdir
100 test_expect_success 'more setup' '
101 git checkout master &&
103 echo A > subdir/new &&
104 git add subdir/new &&
106 git commit -m "subdir on master" subdir/new &&
109 git commit -m "again subdir on master" &&
113 test_expect_success 'use index-filter to move into a subdirectory' '
114 git branch directorymoved &&
115 git-filter-branch -f --index-filter \
116 "git ls-files -s | sed \"s-\\t-&newsubdir/-\" |
117 GIT_INDEX_FILE=\$GIT_INDEX_FILE.new \
118 git update-index --index-info &&
119 mv \"\$GIT_INDEX_FILE.new\" \"\$GIT_INDEX_FILE\"" directorymoved &&
120 test -z "$(git diff HEAD directorymoved:newsubdir)"'
122 test_expect_success 'stops when msg filter fails' '
123 old=$(git rev-parse HEAD) &&
124 test_must_fail git-filter-branch -f --msg-filter false HEAD &&
125 test $old = $(git rev-parse HEAD) &&
129 test_expect_success 'author information is preserved' '
133 GIT_AUTHOR_NAME="B V Uips" git commit -m bvuips &&
134 git branch preserved-author &&
135 git-filter-branch -f --msg-filter "cat; \
136 test \$GIT_COMMIT != $(git rev-parse master) || \
139 test 1 = $(git rev-list --author="B V Uips" preserved-author | wc -l)
142 test_expect_success "remove a certain author's commits" '
146 git branch removed-author &&
147 git-filter-branch -f --commit-filter "\
148 if [ \"\$GIT_AUTHOR_NAME\" = \"B V Uips\" ];\
152 git commit-tree \"\$@\";\
153 fi" removed-author &&
154 cnt1=$(git rev-list master | wc -l) &&
155 cnt2=$(git rev-list removed-author | wc -l) &&
156 test $cnt1 -eq $(($cnt2 + 1)) &&
157 test 0 = $(git rev-list --author="B V Uips" removed-author | wc -l)
160 test_expect_success 'barf on invalid name' '
161 test_must_fail git filter-branch -f master xy-problem &&
162 test_must_fail git filter-branch -f HEAD^
165 test_expect_success '"map" works in commit filter' '
166 git filter-branch -f --commit-filter "\
167 parent=\$(git rev-parse \$GIT_COMMIT^) &&
168 mapped=\$(map \$parent) &&
169 actual=\$(echo \"\$@\" | sed \"s/^.*-p //\") &&
170 test \$mapped = \$actual &&
171 git commit-tree \"\$@\";" master~2..master &&
172 git rev-parse --verify master
175 test_expect_success 'Name needing quotes' '
177 git checkout -b rerere A &&
182 git commit -m "Adding a file" &&
183 git filter-branch --tree-filter "rm -fr foo" &&
184 test_must_fail git ls-files --error-unmatch "foo/$name" &&
185 test $(git rev-parse --verify rerere) != $(git rev-parse --verify A)
189 test_expect_success 'Subdirectory filter with disappearing trees' '
191 git checkout master &&
197 git commit -m "Adding foo" &&
201 git commit -m "Removing foo" &&
207 git commit -m "Re-adding foo" &&
209 git filter-branch -f --subdirectory-filter foo &&
210 test $(git rev-list master | wc -l) = 3
213 test_expect_success 'Tag name filtering retains tag message' '
215 git cat-file tag T > expect &&
216 git filter-branch -f --tag-name-filter cat &&
217 git cat-file tag T > actual &&
218 test_cmp expect actual
221 faux_gpg_tag='object XXXXXX
224 tagger T A Gger <tagger@example.com> 1206026339 -0500
226 This is a faux gpg signed tag.
227 -----BEGIN PGP SIGNATURE-----
228 Version: FauxGPG v0.0.0 (FAUX/Linux)
230 gdsfoewhxu/6l06f1kxyxhKdZkrcbaiOMtkJUA9ITAc1mlamh0ooasxkH1XwMbYQ
231 acmwXaWET20H0GeAGP+7vow=
233 -----END PGP SIGNATURE-----
235 test_expect_success 'Tag name filtering strips gpg signature' '
236 sha1=$(git rev-parse HEAD) &&
237 sha1t=$(echo "$faux_gpg_tag" | sed -e s/XXXXXX/$sha1/ | git mktag) &&
238 git update-ref "refs/tags/S" "$sha1t" &&
239 echo "$faux_gpg_tag" | sed -e s/XXXXXX/$sha1/ | head -n 6 > expect &&
240 git filter-branch -f --tag-name-filter cat &&
241 git cat-file tag S > actual &&
242 test_cmp expect actual