git diff-files --quiet
'
+test_expect_success 'git mv moves a submodule with a .git directory and .gitmodules' '
+ rm -rf mod &&
+ git reset --hard &&
+ git submodule update &&
+ entry="$(git ls-files --stage sub | cut -f 1)" &&
+ (
+ cd sub &&
+ rm -f .git &&
+ cp -a ../.git/modules/sub .git &&
+ GIT_WORK_TREE=. git config --unset core.worktree
+ ) &&
+ mkdir mod &&
+ git mv sub mod/sub &&
+ ! test -e sub &&
+ [ "$entry" = "$(git ls-files --stage mod/sub | cut -f 1)" ] &&
+ (
+ cd mod/sub &&
+ git status
+ ) &&
+ echo mod/sub >expected &&
+ git config -f .gitmodules submodule.sub.path >actual &&
+ test_cmp expected actual &&
+ git update-index --refresh &&
+ git diff-files --quiet
+'
+
test_expect_success 'git mv moves a submodule with gitfile' '
rm -rf mod/sub &&
git reset --hard &&