#!/bin/bash
set -eu
set -o pipefail

: ${BIN:-..}
: ${EMU:=qemu-riscv64}

cmd=$BIN/true
name=true

fail=0
err() {
    echo "FAIL $name: $*"
    fail=1
}

out=$($EMU $cmd)
stat=$?
if [ -n "$out" ]; then
    err "expected no output"
fi

if [ "$stat" -ne 0 ]; then
    err "exited with status code $stat, expected 0"
fi

if [ "$fail" -eq 0 ]; then
    echo PASS $name
fi