artists_controller_spec.rb

require "spec_helper"

describe Api::ArtistsController do

  let(:artist) { double :artist, id: '1', to_json: '' }

  describe "#show" do
    it "renders the json representation of a given artist" do
      Artist.stub(:find).with('1') { artist }

      get :show, id: '1', format: 'json'

      response.status.should eq 200
    end
  end

end