1 files changed, 65 insertions, 27 deletions

diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh
index 01616901bd..7a440e08d8 100755
--- a/t/t3404-rebase-interactive.sh
+++ b/t/t3404-rebase-interactive.sh
@@ -75,6 +75,16 @@ test_expect_success 'rebase --keep-empty' '
 	test_line_count = 6 actual
 '
 
+cat > expect <<EOF
+error: nothing to do
+EOF
+
+test_expect_success 'rebase -i with empty HEAD' '
+	set_fake_editor &&
+	test_must_fail env FAKE_LINES="1 exec_true" git rebase -i HEAD^ >actual 2>&1 &&
+	test_i18ncmp expect actual
+'
+
 test_expect_success 'rebase -i with the exec command' '
 	git checkout master &&
 	(
@@ -114,11 +124,20 @@ test_expect_success 'rebase -i with exec allows git commands in subdirs' '
 	git checkout master &&
 	mkdir subdir && (cd subdir &&
 	set_fake_editor &&
-	FAKE_LINES="1 exec_cd_subdir_&&_git_rev-parse_--is-inside-work-tree" \
+	FAKE_LINES="1 x_cd_subdir_&&_git_rev-parse_--is-inside-work-tree" \
 		git rebase -i HEAD^
 	)
 '
 
+test_expect_success 'rebase -i sets work tree properly' '
+	test_when_finished "rm -rf subdir" &&
+	test_when_finished "test_might_fail git rebase --abort" &&
+	mkdir subdir &&
+	git rebase -x "(cd subdir && git rev-parse --show-toplevel)" HEAD^ \
+		>actual &&
+	! grep "/subdir$" actual
+'
+
 test_expect_success 'rebase -i with the exec command checks tree cleanness' '
 	git checkout master &&
 	set_fake_editor &&
@@ -303,7 +322,7 @@ test_expect_success 'retain authorship when squashing' '
 	git show HEAD | grep "^Author: Twerp Snog"
 '
 
-test_expect_success '-p handles "no changes" gracefully' '
+test_expect_success REBASE_P '-p handles "no changes" gracefully' '
 	HEAD=$(git rev-parse HEAD) &&
 	set_fake_editor &&
 	git rebase -i -p HEAD^ &&
@@ -313,7 +332,7 @@ test_expect_success '-p handles "no changes" gracefully' '
 	test $HEAD = $(git rev-parse HEAD)
 '
 
-test_expect_failure 'exchange two commits with -p' '
+test_expect_failure REBASE_P 'exchange two commits with -p' '
 	git checkout H &&
 	set_fake_editor &&
 	FAKE_LINES="2 1" git rebase -i -p HEAD~2 &&
@@ -321,7 +340,7 @@ test_expect_failure 'exchange two commits with -p' '
 	test G = $(git cat-file commit HEAD | sed -ne \$p)
 '
 
-test_expect_success 'preserve merges with -p' '
+test_expect_success REBASE_P 'preserve merges with -p' '
 	git checkout -b to-be-preserved master^ &&
 	: > unrelated-file &&
 	git add unrelated-file &&
@@ -364,7 +383,7 @@ test_expect_success 'preserve merges with -p' '
 	test $(git show HEAD:unrelated-file) = 1
 '
 
-test_expect_success 'edit ancestor with -p' '
+test_expect_success REBASE_P 'edit ancestor with -p' '
 	set_fake_editor &&
 	FAKE_LINES="1 2 edit 3 4" git rebase -i -p HEAD~3 &&
 	echo 2 > unrelated-file &&
@@ -378,6 +397,7 @@ test_expect_success 'edit ancestor with -p' '
 '
 
 test_expect_success '--continue tries to commit' '
+	git reset --hard D &&
 	test_tick &&
 	set_fake_editor &&
 	test_must_fail git rebase -i --onto new-branch1 HEAD^ &&
@@ -417,7 +437,7 @@ test_expect_success C_LOCALE_OUTPUT 'multi-fixup does not fire up editor' '
 		git rebase -i $base &&
 	test $base = $(git rev-parse HEAD^) &&
 	test 0 = $(git show | grep NEVER | wc -l) &&
-	git checkout to-be-rebased &&
+	git checkout @{-1} &&
 	git branch -D multi-fixup
 '
 
@@ -432,7 +452,7 @@ test_expect_success 'commit message used after conflict' '
 		git rebase --continue &&
 	test $base = $(git rev-parse HEAD^) &&
 	test 1 = $(git show | grep ONCE | wc -l) &&
-	git checkout to-be-rebased &&
+	git checkout @{-1} &&
 	git branch -D conflict-fixup
 '
 
@@ -447,7 +467,7 @@ test_expect_success 'commit message retained after conflict' '
 		git rebase --continue &&
 	test $base = $(git rev-parse HEAD^) &&
 	test 2 = $(git show | grep TWICE | wc -l) &&
-	git checkout to-be-rebased &&
+	git checkout @{-1} &&
 	git branch -D conflict-squash
 '
 
@@ -472,7 +492,7 @@ test_expect_success C_LOCALE_OUTPUT 'squash and fixup generate correct log messa
 		grep "^# This is a combination of 3 commits\."  &&
 	git cat-file commit HEAD@{3} |
 		grep "^# This is a combination of 2 commits\."  &&
-	git checkout to-be-rebased &&
+	git checkout @{-1} &&
 	git branch -D squash-fixup
 '
 
@@ -485,7 +505,7 @@ test_expect_success C_LOCALE_OUTPUT 'squash ignores comments' '
 		git rebase -i $base &&
 	test $base = $(git rev-parse HEAD^) &&
 	test 1 = $(git show | grep ONCE | wc -l) &&
-	git checkout to-be-rebased &&
+	git checkout @{-1} &&
 	git branch -D skip-comments
 '
 
@@ -498,7 +518,7 @@ test_expect_success C_LOCALE_OUTPUT 'squash ignores blank lines' '
 		git rebase -i $base &&
 	test $base = $(git rev-parse HEAD^) &&
 	test 1 = $(git show | grep ONCE | wc -l) &&
-	git checkout to-be-rebased &&
+	git checkout @{-1} &&
 	git branch -D skip-blank-lines
 '
 
@@ -506,7 +526,7 @@ 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 \
+	FAKE_LINES="1 s 3 2" EXPECT_HEADER_COUNT=2 \
 		git rebase -i HEAD~3 &&
 	test $one = $(git rev-parse HEAD~2)
 '
@@ -516,7 +536,7 @@ test_expect_success 'interrupted squash works as expected' '
 	one=$(git rev-parse HEAD~3) &&
 	set_fake_editor &&
 	test_must_fail env FAKE_LINES="1 squash 3 2" git rebase -i HEAD~3 &&
-	(echo one; echo two; echo four) > conflict &&
+	test_write_lines one two four > conflict &&
 	git add conflict &&
 	test_must_fail git rebase --continue &&
 	echo resolved > conflict &&
@@ -530,10 +550,10 @@ test_expect_success 'interrupted squash works as expected (case 2)' '
 	one=$(git rev-parse HEAD~3) &&
 	set_fake_editor &&
 	test_must_fail env FAKE_LINES="3 squash 1 2" git rebase -i HEAD~3 &&
-	(echo one; echo four) > conflict &&
+	test_write_lines one four > conflict &&
 	git add conflict &&
 	test_must_fail git rebase --continue &&
-	(echo one; echo two; echo four) > conflict &&
+	test_write_lines one two four > conflict &&
 	git add conflict &&
 	test_must_fail git rebase --continue &&
 	echo resolved > conflict &&
@@ -560,16 +580,15 @@ test_expect_success '--continue tries to commit, even for "edit"' '
 '
 
 test_expect_success 'aborted --continue does not squash commits after "edit"' '
-	test_when_finished "git rebase --abort" &&
 	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 &&
-	echo all the things >>conflict &&
-	test_must_fail git rebase --continue &&
-	test $old = $(git rev-parse HEAD)
+	test_must_fail env FAKE_COMMIT_MESSAGE=" " git rebase --continue &&
+	test $old = $(git rev-parse HEAD) &&
+	git rebase --abort
 '
 
 test_expect_success 'auto-amend only edited commits after "edit"' '
@@ -640,7 +659,7 @@ test_expect_success 'rebase with a file named HEAD in worktree' '
 	) &&
 
 	set_fake_editor &&
-	FAKE_LINES="1 squash 2" git rebase -i to-be-rebased &&
+	FAKE_LINES="1 squash 2" git rebase -i @{-1} &&
 	test "$(git show -s --pretty=format:%an)" = "Squashed Away"
 
 '
@@ -740,7 +759,7 @@ test_expect_success 'reword' '
 	git show HEAD^ | grep "D changed" &&
 	FAKE_LINES="reword 1 2 3 4" FAKE_COMMIT_MESSAGE="B changed" git rebase -i A &&
 	git show HEAD~3 | grep "B changed" &&
-	FAKE_LINES="1 reword 2 3 4" FAKE_COMMIT_MESSAGE="C changed" git rebase -i A &&
+	FAKE_LINES="1 r 2 pick 3 p 4" FAKE_COMMIT_MESSAGE="C changed" git rebase -i A &&
 	git show HEAD~2 | grep "C changed"
 '
 
@@ -766,7 +785,7 @@ 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_REWRITE_MODE=concatenate FAKE_LINES="1 f 2" git rebase -i n1 &&
 	git notes show > output &&
 	test_cmp expect output
 '
@@ -787,16 +806,15 @@ test_expect_success 'always cherry-pick with --no-ff' '
 	git tag original-no-ff-branch &&
 	set_fake_editor &&
 	git rebase -i --no-ff A &&
-	touch empty &&
 	for p in 0 1 2
 	do
 		test ! $(git rev-parse HEAD~$p) = $(git rev-parse original-no-ff-branch~$p) &&
 		git diff HEAD~$p original-no-ff-branch~$p > out &&
-		test_cmp empty out
+		test_must_be_empty out
 	done &&
 	test $(git rev-parse HEAD~3) = $(git rev-parse original-no-ff-branch~3) &&
 	git diff HEAD~3 original-no-ff-branch~3 > out &&
-	test_cmp empty out
+	test_must_be_empty out
 '
 
 test_expect_success 'set up commits with funny messages' '
@@ -1238,13 +1256,13 @@ rebase_setup_and_clean () {
 		test_might_fail git branch -D $1 &&
 		test_might_fail git rebase --abort
 	" &&
-	git checkout -b $1 master
+	git checkout -b $1 ${2:-master}
 }
 
 test_expect_success 'drop' '
 	rebase_setup_and_clean drop-test &&
 	set_fake_editor &&
-	FAKE_LINES="1 drop 2 3 drop 4 5" git rebase -i --root &&
+	FAKE_LINES="1 drop 2 3 d 4 5" git rebase -i --root &&
 	test E = $(git cat-file commit HEAD | sed -ne \$p) &&
 	test C = $(git cat-file commit HEAD^ | sed -ne \$p) &&
 	test A = $(git cat-file commit HEAD^^ | sed -ne \$p)
@@ -1415,4 +1433,24 @@ test_expect_success 'rebase -i --gpg-sign=<key-id> overrides commit.gpgSign' '
 	test_i18ngrep "$SQ-S\"S I Gner\"$SQ" err
 '
 
+test_expect_success 'valid author header after --root swap' '
+	rebase_setup_and_clean author-header no-conflict-branch &&
+	set_fake_editor &&
+	git commit --amend --author="Au ${SQ}thor <author@example.com>" --no-edit &&
+	git cat-file commit HEAD | grep ^author >expected &&
+	FAKE_LINES="5 1" git rebase -i --root &&
+	git cat-file commit HEAD^ | grep ^author >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'valid author header when author contains single quote' '
+	rebase_setup_and_clean author-header no-conflict-branch &&
+	set_fake_editor &&
+	git commit --amend --author="Au ${SQ}thor <author@example.com>" --no-edit &&
+	git cat-file commit HEAD | grep ^author >expected &&
+	FAKE_LINES="2" git rebase -i HEAD~2 &&
+	git cat-file commit HEAD | grep ^author >actual &&
+	test_cmp expected actual
+'
+
 test_done