#!/bin/sh
#
# Transfer a large chunk of data through pv and check data correctness
# afterwards.

true "${testSubject:?not set - call this from 'make check'}"
true "${workFile1:?not set - call this from 'make check'}"
true "${workFile2:?not set - call this from 'make check'}"

# generate some data
dd if=/dev/urandom of="${workFile1}" bs=1024 count=10240 2>/dev/null

inputChecksum=$(cksum "${workFile1}" | awk '{print $1}')

# read through pv and test afterwards
"${testSubject}" -B 100000 -q "${workFile1}" > "${workFile2}"

outputChecksum=$(cksum "${workFile2}" | awk '{print $1}')

test "${inputChecksum}" = "${outputChecksum}" || exit 1

exit 0