Update bash_testing2.sh for debug

#!/bin/bash

set -x

ROOT=${1}

echo Creating a file from a echo with content foo

echo "foo" > $ROOT/a.out

echo "Creating a file from with content foo" in ${ROOT}

echo "foo" > ${ROOT}/a.out

echo "Testing if file exists"

if [ -f $ROOT/a.out ]; then

if [ -f ${ROOT}/a.out ]; then

     echo "File exists"

     echo "Testing if the content is correct"

     if grep -Fxq "foo" $ROOT/a.out

     if grep -Fxq "foo" ${ROOT}/a.out

     then

            echo "String found"

     else