Simple RSpec Controller Examples

client_controller.rb

class ClientController < ApplicationController
  respont_to :html
  def show
    @client = Client.find(params[:id])
    respond_with @client
  end
end

client_controller_spec.rb

describe "GET show" do
  let(:client) { Client.new }
  before do
    Client.stub(:find).with('1').and_return(client)
    get :show, :id => 1
  end
  
  example { expect(response).to be_success }
  example { expect(assigns[:client]).to be_a Client }
  example { expect(assigns[:client]).to eql client }
end