title: Controller spec unknown keyword: id
body: <p>I have simple action show </p>
  
  <pre><code>def show
    @field = Field.find_by(params[:id])
  end
  </code></pre>
  
  <p>and i want write spec for it </p>
  
  <pre><code>require 'spec_helper'
  
  RSpec.describe FieldsController, type: :controller do
  
      let(:field) { create(:field) }
  
    it 'should show field' do
      get :show, id: field
      expect(response.status).to eq(200)
    end
  end
  </code></pre>
  
  <p>but I have got an error</p>
  
  <pre><code>Failure/Error: get :show, id: field
  
   ArgumentError:
     unknown keyword: id
  </code></pre>
  
  <p>How to fix it?</p>