class RSpec::Mocks::MessageExpectation

def set_expected_received_count(relativity, n)
  @at_least = (relativity == :at_least)
  @at_most = (relativity == :at_most)
  @exactly = (relativity == :exactly)
  @expected_received_count = case n
    when Numeric
      n
    when :once
      1
    when :twice
      2
  end
end