getting params into my model test

rspec model test

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Inbound params from a third party 
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 # params => {"unit_id"=>"4eb2204eed964930f4000049", "final_outputs"=>[{"birth_day"=>[""], "birth_month"=>[""], "birth_year"=>["1913"], "death_day"=>[""], "death_month"=>[""], "death_year"=>["1999"], "first_name"=>["Gladys"], "gender"=>["female"], "max_no"=>"", "middle_name"=>["Opal"], "military_service"=>[""], "not_readable"=>"", "number"=>"", "rotated"=>"", "suffix"=>[""], "surname"=>["Abbott"], "veteran"=>["no"], "eulogy"=>["Beloved Mother and Wife"], "id"=>"4eb36ff117c0dd5bd5000003"}], "meta_data"=>"16585"}

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Controller - 
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 def create
    @record = Record.find(params[:meta_data])
    @record.save_cf_data(params)
    render :nothing => true
  end
  
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  Model: 
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  def save_cf_data(params)
    result = params[:final_outputs].first
      self.surname = result['surname'].first.upcase()
      self.save
    end
  end
  
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  Spec:
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  describe Record do
    describe '#save_cf_data' do    
      before  :each do
        @record = Record.new
      end

      it "should have a surname" do
        result = {"final_outputs"=>["surname"=>["hagan"]]}
        @record.save_cf_data(result)
        surname = @record.surname
        surname.should eql("HAGAN")
      end
    end
  end