Create folder with X quantity of files with specific size for testing purposes

Random_values

#!/bin/bash 
if [ "$1" == "-h" ] || [ "$1" == "--help" ]; then
  echo "Usage: $0 <dir_path> <number_of_files> <block_size>"
  echo "parameters"
  echo " - dir_path             Directory path where the tests files will be created."
  echo " - number_of_files      The max number of files to be created at dir_path location."
  echo " - block_size           The Size of each test file in Kilobyte[K], Megabyte[M], Gigabyte[G]."
else
  path=$1
  limit=$2
  size=$3

  if [[ ! -e $path ]]; then
    mkdir $path
  elif [[ ! -d $path ]]; then
    echo "$path already exists but is not a directory" 1>&2
  fi
  for i in `seq 1 $2`;
  do
    echo $i;
    dd if=/dev/urandom of=$path/test$i bs=$size count=1;
  done
fi