# File lib/mocha/mock.rb, line 38 38: def expects(method_name_or_hash, backtrace = nil) 39: if method_name_or_hash.is_a?(Hash) then 40: method_name_or_hash.each do |method_name, return_value| 41: ensure_method_not_already_defined(method_name) 42: @expectations.add(Expectation.new(self, method_name, backtrace).returns(return_value)) 43: end 44: else 45: ensure_method_not_already_defined(method_name_or_hash) 46: @expectations.add(Expectation.new(self, method_name_or_hash, backtrace)) 47: end 48: end