class Minitest::Mock

def verify
  @expected_calls.each do |name, expected|
    actual = @actual_calls.fetch name, nil # defaults to []
    raise MockExpectationError, "Expected #{__call name, expected[0]}" unless actual
    raise MockExpectationError, "Expected #{__call name, expected[actual.size]}, got [#{__call name, actual}]" if
      actual.size < expected.size
  end
  true
end