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Merge branch 'es/rebase-i-no-abbrev' into maint 

* es/rebase-i-no-abbrev:
  rebase -i: fix short SHA-1 collision
  t3404: rebase -i: demonstrate short SHA-1 collision
  t3404: make tests more self-contained

Conflicts:
	t/t3404-rebase-interactive.sh
maint
Junio C Hamano 2013-10-17 15:45:50 -07:00
parent 9a3a02b605 75c6976655
commit f8a3fd28fd
2 changed files with 117 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
git-rebase--interactive.sh
View File

@ -690,6 +690,32 @@ skip_unnecessary_picks () {
die "Could not skip unnecessary pick commands"
}

transform_todo_ids () {
while read -r command rest
do
case "$command" in
"$comment_char"* | exec)
# Be careful for oddball commands like 'exec'
# that do not have a SHA-1 at the beginning of $rest.
;;
*)
sha1=$(git rev-parse --verify --quiet "$@" ${rest%% *}) &&
rest="$sha1 ${rest#* }"
;;
esac
printf '%s\n' "$command${rest:+ }$rest"
done <"$todo" >"$todo.new" &&
mv -f "$todo.new" "$todo"
}

expand_todo_ids() {
transform_todo_ids
}

collapse_todo_ids() {
transform_todo_ids --short=7
}

# Rearrange the todo list that has both "pick sha1 msg" and
# "pick sha1 fixup!/squash! msg" appears in it so that the latter
# comes immediately after the former, and change "pick" to
@ -842,6 +868,7 @@ skip)
edit-todo)
git stripspace --strip-comments <"$todo" >"$todo".new
mv -f "$todo".new "$todo"
collapse_todo_ids
append_todo_help
git stripspace --comment-lines >>"$todo" <<\EOF

@ -853,6 +880,7 @@ EOF

git_sequence_editor "$todo" ||
die "Could not execute editor"
expand_todo_ids

exit
;;
@ -1009,6 +1037,8 @@ git_sequence_editor "$todo" ||
has_action "$todo" ||
die_abort "Nothing to do"

expand_todo_ids

test -d "$rewritten" || test -n "$force_rebase" || skip_unnecessary_picks

GIT_REFLOG_ACTION="$GIT_REFLOG_ACTION: checkout $onto_name"

89
t/t3404-rebase-interactive.sh
View File

@ -29,8 +29,6 @@ Initial setup:

. "$TEST_DIRECTORY"/lib-rebase.sh

set_fake_editor

# WARNING: Modifications to the initial repository can change the SHA ID used
# in the expect2 file for the 'stop on conflicting pick' test.

@ -72,6 +70,7 @@ export SHELL
test_expect_success 'rebase -i with the exec command' '
git checkout master &&
(
set_fake_editor &&
FAKE_LINES="1 exec_>touch-one
2 exec_>touch-two exec_false exec_>touch-three
3 4 exec_>\"touch-file__name_with_spaces\";_>touch-after-semicolon 5" &&
@ -93,6 +92,7 @@ test_expect_success 'rebase -i with the exec command' '
test_expect_success 'rebase -i with the exec command runs from tree root' '
git checkout master &&
mkdir subdir && (cd subdir &&
set_fake_editor &&
FAKE_LINES="1 exec_>touch-subdir" \
git rebase -i HEAD^
) &&
@ -103,6 +103,7 @@ test_expect_success 'rebase -i with the exec command runs from tree root' '
test_expect_success 'rebase -i with the exec command checks tree cleanness' '
git checkout master &&
(
set_fake_editor &&
FAKE_LINES="exec_echo_foo_>file1 1" &&
export FAKE_LINES &&
test_must_fail git rebase -i HEAD^
@ -116,6 +117,7 @@ test_expect_success 'rebase -i with exec of inexistent command' '
git checkout master &&
test_when_finished "git rebase --abort" &&
(
set_fake_editor &&
FAKE_LINES="exec_this-command-does-not-exist 1" &&
export FAKE_LINES &&
test_must_fail git rebase -i HEAD^ >actual 2>&1
@ -125,6 +127,7 @@ test_expect_success 'rebase -i with exec of inexistent command' '

test_expect_success 'no changes are a nop' '
git checkout branch2 &&
set_fake_editor &&
git rebase -i F &&
test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" &&
test $(git rev-parse I) = $(git rev-parse HEAD)
@ -134,6 +137,7 @@ test_expect_success 'test the [branch] option' '
git checkout -b dead-end &&
git rm file6 &&
git commit -m "stop here" &&
set_fake_editor &&
git rebase -i F branch2 &&
test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" &&
test $(git rev-parse I) = $(git rev-parse branch2) &&
@ -142,6 +146,7 @@ test_expect_success 'test the [branch] option' '

test_expect_success 'test --onto <branch>' '
git checkout -b test-onto branch2 &&
set_fake_editor &&
git rebase -i --onto branch1 F &&
test "$(git symbolic-ref -q HEAD)" = "refs/heads/test-onto" &&
test $(git rev-parse HEAD^) = $(git rev-parse branch1) &&
@ -151,6 +156,7 @@ test_expect_success 'test --onto <branch>' '
test_expect_success 'rebase on top of a non-conflicting commit' '
git checkout branch1 &&
git tag original-branch1 &&
set_fake_editor &&
git rebase -i branch2 &&
test file6 = $(git diff --name-only original-branch1) &&
test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch1" &&
@ -163,6 +169,7 @@ test_expect_success 'reflog for the branch shows state before rebase' '
'

test_expect_success 'exchange two commits' '
set_fake_editor &&
FAKE_LINES="2 1" git rebase -i HEAD~2 &&
test H = $(git cat-file commit HEAD^ | sed -ne \$p) &&
test G = $(git cat-file commit HEAD | sed -ne \$p)
@ -188,6 +195,7 @@ EOF

test_expect_success 'stop on conflicting pick' '
git tag new-branch1 &&
set_fake_editor &&
test_must_fail git rebase -i master &&
test "$(git rev-parse HEAD~3)" = "$(git rev-parse master)" &&
test_cmp expect .git/rebase-merge/patch &&
@ -208,6 +216,7 @@ test_expect_success 'abort' '
test_expect_success 'abort with error when new base cannot be checked out' '
git rm --cached file1 &&
git commit -m "remove file in base" &&
set_fake_editor &&
test_must_fail git rebase -i master > output 2>&1 &&
grep "The following untracked working tree files would be overwritten by checkout:" \
output &&
@ -222,6 +231,7 @@ test_expect_success 'retain authorship' '
test_tick &&
GIT_AUTHOR_NAME="Twerp Snog" git commit -m "different author" &&
git tag twerp &&
set_fake_editor &&
git rebase -i --onto master HEAD^ &&
git show HEAD | grep "^Author: Twerp Snog"
'
@ -232,6 +242,7 @@ test_expect_success 'squash' '
test_tick &&
GIT_AUTHOR_NAME="Nitfol" git commit -m "nitfol" file7 &&
echo "******************************" &&
set_fake_editor &&
FAKE_LINES="1 squash 2" EXPECT_HEADER_COUNT=2 \
git rebase -i --onto master HEAD~2 &&
test B = $(cat file7) &&
@ -244,6 +255,7 @@ test_expect_success 'retain authorship when squashing' '

test_expect_success '-p handles "no changes" gracefully' '
HEAD=$(git rev-parse HEAD) &&
set_fake_editor &&
git rebase -i -p HEAD^ &&
git update-index --refresh &&
git diff-files --quiet &&
@ -253,6 +265,7 @@ test_expect_success '-p handles "no changes" gracefully' '

test_expect_failure 'exchange two commits with -p' '
git checkout H &&
set_fake_editor &&
FAKE_LINES="2 1" git rebase -i -p HEAD~2 &&
test H = $(git cat-file commit HEAD^ | sed -ne \$p) &&
test G = $(git cat-file commit HEAD | sed -ne \$p)
@ -287,6 +300,7 @@ test_expect_success 'preserve merges with -p' '
git commit -m M file1 &&
git checkout -b to-be-rebased &&
test_tick &&
set_fake_editor &&
git rebase -i -p --onto branch1 master &&
git update-index --refresh &&
git diff-files --quiet &&
@ -301,6 +315,7 @@ test_expect_success 'preserve merges with -p' '
'

test_expect_success 'edit ancestor with -p' '
set_fake_editor &&
FAKE_LINES="1 2 edit 3 4" git rebase -i -p HEAD~3 &&
echo 2 > unrelated-file &&
test_tick &&
@ -314,6 +329,7 @@ test_expect_success 'edit ancestor with -p' '

test_expect_success '--continue tries to commit' '
test_tick &&
set_fake_editor &&
test_must_fail git rebase -i --onto new-branch1 HEAD^ &&
echo resolved > file1 &&
git add file1 &&
@ -325,6 +341,7 @@ test_expect_success '--continue tries to commit' '
test_expect_success 'verbose flag is heeded, even after --continue' '
git reset --hard master@{1} &&
test_tick &&
set_fake_editor &&
test_must_fail git rebase -v -i --onto new-branch1 HEAD^ &&
echo resolved > file1 &&
git add file1 &&
@ -334,6 +351,7 @@ test_expect_success 'verbose flag is heeded, even after --continue' '

test_expect_success 'multi-squash only fires up editor once' '
base=$(git rev-parse HEAD~4) &&
set_fake_editor &&
FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 squash 2 squash 3 squash 4" \
EXPECT_HEADER_COUNT=4 \
git rebase -i $base &&
@ -344,6 +362,7 @@ test_expect_success 'multi-squash only fires up editor once' '
test_expect_success 'multi-fixup does not fire up editor' '
git checkout -b multi-fixup E &&
base=$(git rev-parse HEAD~4) &&
set_fake_editor &&
FAKE_COMMIT_AMEND="NEVER" FAKE_LINES="1 fixup 2 fixup 3 fixup 4" \
git rebase -i $base &&
test $base = $(git rev-parse HEAD^) &&
@ -355,6 +374,7 @@ test_expect_success 'multi-fixup does not fire up editor' '
test_expect_success 'commit message used after conflict' '
git checkout -b conflict-fixup conflict-branch &&
base=$(git rev-parse HEAD~4) &&
set_fake_editor &&
(
FAKE_LINES="1 fixup 3 fixup 4" &&
export FAKE_LINES &&
@ -373,6 +393,7 @@ test_expect_success 'commit message used after conflict' '
test_expect_success 'commit message retained after conflict' '
git checkout -b conflict-squash conflict-branch &&
base=$(git rev-parse HEAD~4) &&
set_fake_editor &&
(
FAKE_LINES="1 fixup 3 squash 4" &&
export FAKE_LINES &&
@ -399,6 +420,7 @@ EOF
test_expect_success 'squash and fixup generate correct log messages' '
git checkout -b squash-fixup E &&
base=$(git rev-parse HEAD~4) &&
set_fake_editor &&
FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 fixup 2 squash 3 fixup 4" \
EXPECT_HEADER_COUNT=4 \
git rebase -i $base &&
@ -411,6 +433,7 @@ test_expect_success 'squash and fixup generate correct log messages' '
test_expect_success 'squash ignores comments' '
git checkout -b skip-comments E &&
base=$(git rev-parse HEAD~4) &&
set_fake_editor &&
FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="# 1 # squash 2 # squash 3 # squash 4 #" \
EXPECT_HEADER_COUNT=4 \
git rebase -i $base &&
@ -423,6 +446,7 @@ test_expect_success 'squash ignores comments' '
test_expect_success 'squash ignores blank lines' '
git checkout -b skip-blank-lines E &&
base=$(git rev-parse HEAD~4) &&
set_fake_editor &&
FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="> 1 > squash 2 > squash 3 > squash 4 >" \
EXPECT_HEADER_COUNT=4 \
git rebase -i $base &&
@ -435,6 +459,7 @@ test_expect_success 'squash ignores blank lines' '
test_expect_success 'squash works as expected' '
git checkout -b squash-works no-conflict-branch &&
one=$(git rev-parse HEAD~3) &&
set_fake_editor &&
FAKE_LINES="1 squash 3 2" EXPECT_HEADER_COUNT=2 \
git rebase -i HEAD~3 &&
test $one = $(git rev-parse HEAD~2)
@ -443,6 +468,7 @@ test_expect_success 'squash works as expected' '
test_expect_success 'interrupted squash works as expected' '
git checkout -b interrupted-squash conflict-branch &&
one=$(git rev-parse HEAD~3) &&
set_fake_editor &&
(
FAKE_LINES="1 squash 3 2" &&
export FAKE_LINES &&
@ -460,6 +486,7 @@ test_expect_success 'interrupted squash works as expected' '
test_expect_success 'interrupted squash works as expected (case 2)' '
git checkout -b interrupted-squash2 conflict-branch &&
one=$(git rev-parse HEAD~3) &&
set_fake_editor &&
(
FAKE_LINES="3 squash 1 2" &&
export FAKE_LINES &&
@ -484,6 +511,7 @@ test_expect_success '--continue tries to commit, even for "edit"' '
git commit -m "unrelated change" &&
parent=$(git rev-parse HEAD^) &&
test_tick &&
set_fake_editor &&
FAKE_LINES="edit 1" git rebase -i HEAD^ &&
echo edited > file7 &&
git add file7 &&
@ -496,6 +524,7 @@ test_expect_success '--continue tries to commit, even for "edit"' '
test_expect_success 'aborted --continue does not squash commits after "edit"' '
old=$(git rev-parse HEAD) &&
test_tick &&
set_fake_editor &&
FAKE_LINES="edit 1" git rebase -i HEAD^ &&
echo "edited again" > file7 &&
git add file7 &&
@ -510,6 +539,7 @@ test_expect_success 'aborted --continue does not squash commits after "edit"' '

test_expect_success 'auto-amend only edited commits after "edit"' '
test_tick &&
set_fake_editor &&
FAKE_LINES="edit 1" git rebase -i HEAD^ &&
echo "edited again" > file7 &&
git add file7 &&
@ -528,6 +558,7 @@ test_expect_success 'auto-amend only edited commits after "edit"' '
test_expect_success 'clean error after failed "exec"' '
test_tick &&
test_when_finished "git rebase --abort || :" &&
set_fake_editor &&
(
FAKE_LINES="1 exec_false" &&
export FAKE_LINES &&
@ -543,6 +574,7 @@ test_expect_success 'rebase a detached HEAD' '
grandparent=$(git rev-parse HEAD~2) &&
git checkout $(git rev-parse HEAD) &&
test_tick &&
set_fake_editor &&
FAKE_LINES="2 1" git rebase -i HEAD~2 &&
test $grandparent = $(git rev-parse HEAD~2)
'
@ -559,6 +591,7 @@ test_expect_success 'rebase a commit violating pre-commit' '
test_must_fail git commit -m doesnt-verify file1 &&
git commit -m doesnt-verify --no-verify file1 &&
test_tick &&
set_fake_editor &&
FAKE_LINES=2 git rebase -i HEAD~2

'
@ -580,6 +613,7 @@ test_expect_success 'rebase with a file named HEAD in worktree' '
git commit -m "Add body"
) &&

set_fake_editor &&
FAKE_LINES="1 squash 2" git rebase -i to-be-rebased &&
test "$(git show -s --pretty=format:%an)" = "Squashed Away"

@ -591,6 +625,7 @@ test_expect_success 'do "noop" when there is nothing to cherry-pick' '
GIT_EDITOR=: git commit --amend \
--author="Somebody else <somebody@else.com>" &&
test $(git rev-parse branch3) != $(git rev-parse branch4) &&
set_fake_editor &&
git rebase -i branch3 &&
test $(git rev-parse branch3) = $(git rev-parse branch4)

@ -615,10 +650,12 @@ test_expect_success 'submodule rebase setup' '
git commit -a -m "submodule second"
) &&
test_tick &&
set_fake_editor &&
git commit -a -m "Three changes submodule"
'

test_expect_success 'submodule rebase -i' '
set_fake_editor &&
FAKE_LINES="1 squash 2 3" git rebase -i A
'

@ -636,6 +673,7 @@ test_expect_success 'submodule conflict setup' '
'

test_expect_success 'rebase -i continue with only submodule staged' '
set_fake_editor &&
test_must_fail git rebase -i submodule-base &&
git add sub &&
git rebase --continue &&
@ -645,6 +683,7 @@ test_expect_success 'rebase -i continue with only submodule staged' '
test_expect_success 'rebase -i continue with unstaged submodule' '
git checkout submodule-topic &&
git reset --hard &&
set_fake_editor &&
test_must_fail git rebase -i submodule-base &&
git reset &&
git rebase --continue &&
@ -657,6 +696,7 @@ test_expect_success 'avoid unnecessary reset' '
test-chmtime =123456789 file3 &&
git update-index --refresh &&
HEAD=$(git rev-parse HEAD) &&
set_fake_editor &&
git rebase -i HEAD~4 &&
test $HEAD = $(git rev-parse HEAD) &&
MTIME=$(test-chmtime -v +0 file3 | sed 's/[^0-9].*$//') &&
@ -665,6 +705,7 @@ test_expect_success 'avoid unnecessary reset' '

test_expect_success 'reword' '
git checkout -b reword-branch master &&
set_fake_editor &&
FAKE_LINES="1 2 3 reword 4" FAKE_COMMIT_MESSAGE="E changed" git rebase -i A &&
git show HEAD | grep "E changed" &&
test $(git rev-parse master) != $(git rev-parse HEAD) &&
@ -684,6 +725,7 @@ test_expect_success 'rebase -i can copy notes' '
test_commit n2 &&
test_commit n3 &&
git notes add -m"a note" n3 &&
set_fake_editor &&
git rebase -i --onto n1 n2 &&
test "a note" = "$(git notes show HEAD)"
'
@ -697,6 +739,7 @@ EOF
test_expect_success 'rebase -i can copy notes over a fixup' '
git reset --hard n3 &&
git notes add -m"an earlier note" n2 &&
set_fake_editor &&
GIT_NOTES_REWRITE_MODE=concatenate FAKE_LINES="1 fixup 2" git rebase -i n1 &&
git notes show > output &&
test_cmp expect output
@ -706,6 +749,7 @@ test_expect_success 'rebase while detaching HEAD' '
git symbolic-ref HEAD &&
grandparent=$(git rev-parse HEAD~2) &&
test_tick &&
set_fake_editor &&
FAKE_LINES="2 1" git rebase -i HEAD~2 HEAD^0 &&
test $grandparent = $(git rev-parse HEAD~2) &&
test_must_fail git symbolic-ref HEAD
@ -715,6 +759,7 @@ test_tick # Ensure that the rebased commits get a different timestamp.
test_expect_success 'always cherry-pick with --no-ff' '
git checkout no-ff-branch &&
git tag original-no-ff-branch &&
set_fake_editor &&
git rebase -i --no-ff A &&
touch empty &&
for p in 0 1 2
@ -747,6 +792,7 @@ test_expect_success 'set up commits with funny messages' '
test_expect_success 'rebase-i history with funny messages' '
git rev-list A..funny >expect &&
test_tick &&
set_fake_editor &&
FAKE_LINES="1 2 3 4" git rebase -i A &&
git rev-list A.. >actual &&
test_cmp expect actual
@ -763,6 +809,7 @@ test_expect_success 'prepare for rebase -i --exec' '


test_expect_success 'running "git rebase -i --exec git show HEAD"' '
set_fake_editor &&
git rebase -i --exec "git show HEAD" HEAD~2 >actual &&
(
FAKE_LINES="1 exec_git_show_HEAD 2 exec_git_show_HEAD" &&
@ -776,6 +823,7 @@ test_expect_success 'running "git rebase -i --exec git show HEAD"' '

test_expect_success 'running "git rebase --exec git show HEAD -i"' '
git reset --hard execute &&
set_fake_editor &&
git rebase --exec "git show HEAD" -i HEAD~2 >actual &&
(
FAKE_LINES="1 exec_git_show_HEAD 2 exec_git_show_HEAD" &&
@ -789,6 +837,7 @@ test_expect_success 'running "git rebase --exec git show HEAD -i"' '

test_expect_success 'running "git rebase -ix git show HEAD"' '
git reset --hard execute &&
set_fake_editor &&
git rebase -ix "git show HEAD" HEAD~2 >actual &&
(
FAKE_LINES="1 exec_git_show_HEAD 2 exec_git_show_HEAD" &&
@ -802,6 +851,7 @@ test_expect_success 'running "git rebase -ix git show HEAD"' '

test_expect_success 'rebase -ix with several <CMD>' '
git reset --hard execute &&
set_fake_editor &&
git rebase -ix "git show HEAD; pwd" HEAD~2 >actual &&
(
FAKE_LINES="1 exec_git_show_HEAD;_pwd 2 exec_git_show_HEAD;_pwd" &&
@ -815,6 +865,7 @@ test_expect_success 'rebase -ix with several <CMD>' '

test_expect_success 'rebase -ix with several instances of --exec' '
git reset --hard execute &&
set_fake_editor &&
git rebase -i --exec "git show HEAD" --exec "pwd" HEAD~2 >actual &&
(
FAKE_LINES="1 exec_git_show_HEAD exec_pwd 2
@ -836,6 +887,7 @@ test_expect_success 'rebase -ix with --autosquash' '
echo bis >bis.txt &&
git add bis.txt &&
git commit -m "fixup! two_exec" &&
set_fake_editor &&
(
git checkout -b autosquash_actual &&
git rebase -i --exec "git show HEAD" --autosquash HEAD~4 >actual
@ -854,6 +906,7 @@ test_expect_success 'rebase -ix with --autosquash' '

test_expect_success 'rebase --exec without -i shows error message' '
git reset --hard execute &&
set_fake_editor &&
test_must_fail git rebase --exec "git show HEAD" HEAD~2 2>actual &&
echo "The --exec option must be used with the --interactive option" >expected &&
test_i18ncmp expected actual
@ -862,6 +915,7 @@ test_expect_success 'rebase --exec without -i shows error message' '

test_expect_success 'rebase -i --exec without <CMD>' '
git reset --hard execute &&
set_fake_editor &&
test_must_fail git rebase -i --exec 2>tmp &&
sed -e "1d" tmp >actual &&
test_must_fail git rebase -h >expected &&
@ -871,6 +925,7 @@ test_expect_success 'rebase -i --exec without <CMD>' '

test_expect_success 'rebase -i --root re-order and drop commits' '
git checkout E &&
set_fake_editor &&
FAKE_LINES="3 1 2 5" git rebase -i --root &&
test E = $(git cat-file commit HEAD | sed -ne \$p) &&
test B = $(git cat-file commit HEAD^ | sed -ne \$p) &&
@ -884,6 +939,7 @@ test_expect_success 'rebase -i --root retain root commit author and message' '
echo B >file7 &&
git add file7 &&
GIT_AUTHOR_NAME="Twerp Snog" git commit -m "different author" &&
set_fake_editor &&
FAKE_LINES="2" git rebase -i --root &&
git cat-file commit HEAD | grep -q "^author Twerp Snog" &&
git cat-file commit HEAD | grep -q "^different author$"
@ -892,6 +948,7 @@ test_expect_success 'rebase -i --root retain root commit author and message' '
test_expect_success 'rebase -i --root temporary sentinel commit' '
git checkout B &&
(
set_fake_editor &&
FAKE_LINES="2" &&
export FAKE_LINES &&
test_must_fail git rebase -i --root
@ -902,6 +959,7 @@ test_expect_success 'rebase -i --root temporary sentinel commit' '

test_expect_success 'rebase -i --root fixup root commit' '
git checkout B &&
set_fake_editor &&
FAKE_LINES="1 fixup 2" git rebase -i --root &&
test A = $(git cat-file commit HEAD | sed -ne \$p) &&
test B = $(git show HEAD:file1) &&
@ -911,6 +969,7 @@ test_expect_success 'rebase -i --root fixup root commit' '
test_expect_success 'rebase --edit-todo does not works on non-interactive rebase' '
git reset --hard &&
git checkout conflict-branch &&
set_fake_editor &&
test_must_fail git rebase --onto HEAD~2 HEAD~ &&
test_must_fail git rebase --edit-todo &&
git rebase --abort
@ -919,6 +978,7 @@ test_expect_success 'rebase --edit-todo does not works on non-interactive rebase
test_expect_success 'rebase --edit-todo can be used to modify todo' '
git reset --hard &&
git checkout no-conflict-branch^0 &&
set_fake_editor &&
FAKE_LINES="edit 1 2 3" git rebase -i HEAD~3 &&
FAKE_LINES="2 1" git rebase --edit-todo &&
git rebase --continue
@ -929,6 +989,7 @@ test_expect_success 'rebase --edit-todo can be used to modify todo' '
test_expect_success 'rebase -i produces readable reflog' '
git reset --hard &&
git branch -f branch-reflog-test H &&
set_fake_editor &&
git rebase -i --onto I F branch-reflog-test &&
cat >expect <<-\EOF &&
rebase -i (start): checkout I
@ -989,4 +1050,28 @@ test_expect_success 'rebase -i error on commits with \ in message' '
test_expect_code 1 grep " emp" error
'

test_expect_success 'short SHA-1 setup' '
test_when_finished "git checkout master" &&
git checkout --orphan collide &&
git rm -rf . &&
(
unset test_tick &&
test_commit collide1 collide &&
test_commit --notick collide2 collide &&
test_commit --notick collide3 collide
)
'

test_expect_success 'short SHA-1 collide' '
test_when_finished "reset_rebase && git checkout master" &&
git checkout collide &&
(
unset test_tick &&
test_tick &&
set_fake_editor &&
FAKE_COMMIT_MESSAGE="collide2 ac4f2ee" \
FAKE_LINES="reword 1 2" git rebase -i HEAD~2
)
'

test_done