'
test_expect_success 'using invalid commit with -C' '
- test_must_fail git commit -C bogus
+ test_must_fail git commit --allow-empty -C bogus
'
test_expect_success 'nothing to commit' '
+ git reset --hard &&
test_must_fail git commit -m initial
'
test_i18ngrep " changed, 5 insertions" output
'
+test_expect_success '--only works on to-be-born branch' '
+ # This test relies on having something in the index, as it
+ # would not otherwise actually prove much. So check this.
+ test -n "$(git ls-files)" &&
+ git checkout --orphan orphan &&
+ echo foo >newfile &&
+ git add newfile &&
+ git commit --only newfile -m"--only on unborn branch" &&
+ echo newfile >expected &&
+ git ls-tree -r --name-only HEAD >actual &&
+ test_cmp expected actual
+'
+
test_done