gym_controller_spec.rb

require 'rails_helper'

RSpec.describe GymsController, type: :controller do
  let(:gym) { Gym.create!(gym_name: "Stronghold gym", about: "Brand new bouldering gym in Tottenham Hale", address: "Tottenham Hale, London", email: "stronghold@gmail.com" )}
  let(:climber) { User.create!(email: 'climber@sendroute.com', password: '123456', first_name: 'test', last_name: 'test', user_name: 'climber') }
  let!(:gym_create) {{ gym_name: "The Castle Gym", about: "Classic multi story climbing gym in central london", address: "Finsbury Park - London", email: "castleclimbing@gmail.com" } }

  before do
    sign_in(climber)
  end

  context 'GET #index' do
    it 'returns a success response' do
      get :index
      expect(response).to be_success
    end
  end

  context 'GET #show' do
    it 'returns a success response' do
      get :show, params: {id: gym.to_param}
      expect(response).to be_success
    end
  end

  context 'GET #new' do
    it 'returns a success response' do
      get :new
      expect(response).to be_success
    end
  end

  context 'POST #create' do
    it 'returns a success response' do
      expect {
      post :create, params:{gym: gym_create}
      }.to change(Gym, :count).by(1) 
    end
  end

end