class RuboCop::Cop::Minitest::EmptyLineBeforeAssertionMethods

def on_send(node)
  return unless assertion_method?(node)
  return unless (previous_line_node = node.left_sibling)
  return if accept_previous_line?(previous_line_node, node)
  previous_line_node = previous_line_node.arguments.last if use_heredoc_argument?(previous_line_node)
  return unless no_empty_line?(previous_line_node, node)
  register_offense(node, previous_line_node)
end