#!/bin/sh

# Run assembly generation tests.

# Usage: test/asm/run <test.rad>..

#

# Each test is compiled to a binary and run with the emulator.

EMU="${RAD_EMULATOR:-emulator} -run"

if [ $# -eq 0 ]; then

  echo "error: no tests specified" >&2

  exit 1

fi

# Disable core dumps for tests.

ulimit -c 0

passed=0

failed=0

# Run each test.

for test in "$@"; do

  bin="${test%.rad}.rv64"

  echo -n "test $test ... "

  if [ ! -f "$bin" ]; then

    echo "FAILED (binary not found: $bin)"

    failed=$((failed + 1))

    continue

  fi

  # Parse expected return code from `//! returns: N` header (default 0).

  expected=0

  line=$(grep -m1 '^//! returns:' "$test" | sed 's/^\/\/! returns: *//')

  if [ -n "$line" ]; then

    expected="$line"

  fi

  $EMU "$bin" >/dev/null 2>&1

  ret=$?

  if [ "$ret" -eq "$expected" ]; then

    echo "ok"

    passed=$((passed + 1))

  else

    echo "FAILED (expected: $expected, got: $ret)"

    failed=$((failed + 1))

  fi

done

echo

if [ "$failed" -eq 0 ]; then

  echo "test result: ok. $passed passed; $failed failed"

  exit 0

else

  echo "test result: FAILED. $passed passed; $failed failed"

  exit 1

fi