#!/usr/bin/env bash

set -o pipefail
set -eu

size=$((2**40))

./input-source "$size" \
    | mtee "sha256sum > unprocessed-input.sha256" "gprog --size-estimate $size | sha256sum > processed-input.sha256"

if diff unprocessed-input.sha256 processed-input.sha256
then
    echo "$0: files compared happy"
else
    echo "$0: files compared sad" 1>&2
    exit 1
fi