require_relative "test_helper"
require "lox"
require "open3"
class TestLox < Lox::Test
def test_error_on_more_than_one_arg
lox_path = File.expand_path("../bin/lox", __dir__)
o, s = Open3.capture2(lox_path, "foo", "bar")
assert_equal 64, s.exitstatus
assert_equal "Usage: #{lox_path} [script]\n", o
end
end