Improve t6029 to check the real "subtree" case

diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh
index 907c7f9f6bccb0ddcf4d9862467a938369a07519..62e65d704b37eb92509a8ad7e844cea8a675ed50 100755 (executable)
--- a/t/t3404-rebase-interactive.sh
+++ b/t/t3404-rebase-interactive.sh
@@ -61,8 +61,8 @@ test_expect_success 'setup' '
        git tag I
 '
 
-cat > fake-editor.sh <<\EOF
-#!/bin/sh
+echo "#!$SHELL" >fake-editor
+cat >> fake-editor.sh <<\EOF
 case "$1" in
 */COMMIT_EDITMSG)
        test -z "$FAKE_COMMIT_MESSAGE" || echo "$FAKE_COMMIT_MESSAGE" > "$1"
@@ -184,6 +184,12 @@ test_expect_success 'retain authorship when squashing' '
        git show HEAD | grep "^Author: Twerp Snog"
 '
 
+test_expect_success '-p handles "no changes" gracefully' '
+       HEAD=$(git rev-parse HEAD) &&
+       git rebase -i -p HEAD^ &&
+       test $HEAD = $(git rev-parse HEAD)
+'
+
 test_expect_success 'preserve merges with -p' '
        git checkout -b to-be-preserved master^ &&
        : > unrelated-file &&
@@ -318,4 +324,42 @@ test_expect_success 'rebase a detached HEAD' '
        test $grandparent = $(git rev-parse HEAD~2)
 '
 
+test_expect_success 'rebase a commit violating pre-commit' '
+
+       mkdir -p .git/hooks &&
+       PRE_COMMIT=.git/hooks/pre-commit &&
+       echo "#!/bin/sh" > $PRE_COMMIT &&
+       echo "test -z \"\$(git diff --cached --check)\"" >> $PRE_COMMIT &&
+       chmod a+x $PRE_COMMIT &&
+       echo "monde! " >> file1 &&
+       test_tick &&
+       ! git commit -m doesnt-verify file1 &&
+       git commit -m doesnt-verify --no-verify file1 &&
+       test_tick &&
+       FAKE_LINES=2 git rebase -i HEAD~2
+
+'
+
+test_expect_success 'rebase with a file named HEAD in worktree' '
+
+       rm -fr .git/hooks &&
+       git reset --hard &&
+       git checkout -b branch3 A &&
+
+       (
+               GIT_AUTHOR_NAME="Squashed Away" &&
+               export GIT_AUTHOR_NAME &&
+               >HEAD &&
+               git add HEAD &&
+               git commit -m "Add head" &&
+               >BODY &&
+               git add BODY &&
+               git commit -m "Add body"
+       ) &&
+
+       FAKE_LINES="1 squash 2" git rebase -i to-be-rebased &&
+       test "$(git show -s --pretty=format:%an)" = "Squashed Away"
+
+'
+
 test_done