EDITOR=./editor git commit --amend
'
+test_expect_success 'amend --only ignores staged contents' '
+ cp file file.expect &&
+ echo changed >file &&
+ git add file &&
+ git commit --no-edit --amend --only &&
+ git cat-file blob HEAD:file >file.actual &&
+ test_cmp file.expect file.actual &&
+ git diff --exit-code
+'
+
test_expect_success 'set up editor' '
cat >editor <<-\EOF &&
#!/bin/sh
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