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#!/usr/bin/env bash
# This script runs a given executable using qemu, and compare its standard
# output with an expected plugin output.
# Each line of output is searched (as a regexp) in the expected plugin output.
set -euo pipefail
die()
{
echo "$@" 1>&2
exit 1
}
check()
{
file=$1
pattern=$2
grep "$pattern" "$file" > /dev/null || die "\"$pattern\" not found in $file"
}
[ $# -eq 3 ] || die "usage: qemu_bin exe plugin_out_file"
qemu_bin=$1; shift
exe=$1;shift
plugin_out=$1; shift
expected()
{
$qemu_bin $exe ||
die "running $exe failed"
}
expected | while read line; do
check "$plugin_out" "$line"
done
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