#!/usr/bin/env bash
set -euo pipefail
BIN="$1"; SRC_DIR="$2"; BUILD_DIR="$3"
FIXTURE="$SRC_DIR/tests/fixtures/io_read.lua"
WAT="$BUILD_DIR/io_read.wat"; WASM="$BUILD_DIR/io_read.wasm"
"$BIN" "$FIXTURE" -o "$WAT"
"$BUILD_DIR/wat2wasm" -o "$WASM" "$WAT"
EXPECTED="alice
bob
nil"
OUT="$(printf 'alice\nbob\n' | node --experimental-wasm-exnref "$SRC_DIR/runtime/host.mjs" "$WASM")"
if [[ "$OUT" != "$EXPECTED" ]]; then
    echo "FAIL: output mismatch" >&2
    diff <(echo "$EXPECTED") <(echo "$OUT") >&2 || true
    exit 1
fi
echo "ok: io_read matches"