私の環境での動作

gistfile1.txt

mkdir -p controller1/admin/test
mkdir -p controller2/admin/test
mkdir -p controller3/admin/test
mkdir -p controller1/user/test
mkdir -p controller1/user/mail
touch controller1/admin/test/1.txt
touch controller1/user/test/1.txt
touch controller1/user/mail/1.xml
touch controller2/admin/test/2.txt
touch controller3/admin/test/3.txt
touch controller1/admin/test/1.html

私の環境での結果

x test
o mail
o xml
o html
x admin
x user
o controller
o 1
o 2
o 3