rebase -i: rewrite complete_action() in C

diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh
index c65826ddaced2f4bafeea0e4570ef9018218692c..90c3ca70e6b9f6b4d8bfaa28db90c8ec19c4cf85 100755 (executable)
--- 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 &&
        (
@@ -971,7 +981,45 @@ test_expect_success 'rebase -i --root fixup root commit' '
        test 0 = $(git cat-file commit HEAD | grep -c ^parent\ )
 '
 
+test_expect_success 'rebase -i --root reword root commit' '
+       test_when_finished "test_might_fail git rebase --abort" &&
+       git checkout -b reword-root-branch master &&
+       set_fake_editor &&
+       FAKE_LINES="reword 1 2" FAKE_COMMIT_MESSAGE="A changed" \
+       git rebase -i --root &&
+       git show HEAD^ | grep "A changed" &&
+       test -z "$(git show -s --format=%p HEAD^)"
+'
+
+test_expect_success 'rebase -i --root when root has untracked file confilct' '
+       test_when_finished "reset_rebase" &&
+       git checkout -b failing-root-pick A &&
+       echo x >file2 &&
+       git rm file1 &&
+       git commit -m "remove file 1 add file 2" &&
+       echo z >file1 &&
+       set_fake_editor &&
+       test_must_fail env FAKE_LINES="1 2" git rebase -i --root &&
+       rm file1 &&
+       git rebase --continue &&
+       test "$(git log -1 --format=%B)" = "remove file 1 add file 2" &&
+       test "$(git rev-list --count HEAD)" = 2
+'
+
+test_expect_success 'rebase -i --root reword root when root has untracked file conflict' '
+       test_when_finished "reset_rebase" &&
+       echo z>file1 &&
+       set_fake_editor &&
+       test_must_fail env FAKE_LINES="reword 1 2" \
+               FAKE_COMMIT_MESSAGE="Modified A" git rebase -i --root &&
+       rm file1 &&
+       FAKE_COMMIT_MESSAGE="Reworded A" git rebase --continue &&
+       test "$(git log -1 --format=%B HEAD^)" = "Reworded A" &&
+       test "$(git rev-list --count HEAD)" = 2
+'
+
 test_expect_success C_LOCALE_OUTPUT 'rebase --edit-todo does not work on non-interactive rebase' '
+       git checkout reword-root-branch &&
        git reset --hard &&
        git checkout conflict-branch &&
        set_fake_editor &&