#!/bin/bash

[ \! -e "$1" ] && echo "Usage: $0 filename" && exit -1
L=$(cat $1 | wc -m)

for ((i=1; i<$L; i++)); do
  PANGRAM=$(cat $1)
  SUBJ=${PANGRAM:0:$i}
  echo -e "$i/$L\t$SUBJ"
  (
     echo "Message subject: $SUBJ"
     echo "Full content is: $PANGRAM"
  ) | mutt -s "$SUBJ" support-test
  sleep 2
done
