expect ~1
~1
/usr /
/tmp /usr /
/tmp /usr /
these lines should be the same
/tmp
/tmp /tmp
these lines should be the same
/usr
/usr /usr
these lines should be the same
/
/ /
these lines should be the same
/tmp
/tmp /tmp
these lines should be the same
/usr
/usr /usr
 1  /usr
these lines should be the same
/
/ /
