(
	chks="sub1sub2sub3sub4" &&
	chks_sub=$(cat <<TXT | sed "s,^,sub dir/,"
) &&
	chkms="main-sub1main-sub2main-sub3main-sub4" &&
	chkms_sub=$(cat <<TXT | sed "s,^,sub dir/,"
) &&
	subfiles=$(git ls-files) &&
	check_equal "$subfiles" "$chkms$chks"
)