Advanced AR Challenge with shoulda-matchers

bookings_spec.rb

require_relative 'bookings'
require 'rspec'
require 'shoulda-matchers'

describe "Hotel Bookings" do

	before do
		@francis = User.find_by(name: "Francis Slim")
	    @julie = User.find_by(name: "Julie Blook")
	    @mike = User.find_by(name: "Mike Rasta")

	    @ritz = Hotel.find_by(name: "Ritz")
	    @westin = Hotel.find_by(name: "Westin")
	end
	
	describe User do
		context "base record examples" do
			it "three users with correct names should exist in the database" do
				expect(User.order(:name).map(&:name)).to eq(["Francis Slim", "Julie Blook", "Mike Rasta"])
			end
		end
	end

	describe Hotel do

		context "shoulda-matchers" do
			it { should have_many(:rooms) }
			it { should have_many(:bookings) }
			it { should have_many(:booked_guests).source(:guest) }
		end

		context "base record examples" do
			it "two hotels Westin and Ritz should exist in the database" do
				expect(Hotel.order(:name).map(&:name)).to eq(["Ritz", "Westin"])
			end

			it "the Westin hotel should have 5 rooms" do
				expect(@westin.rooms.count).to eq(5)
			end

			it "the Westin hotel's room's should all cost $300" do
				expect(@westin.rooms.map(&:rate).uniq).to eq([300])
			end

			it "the Ritz hotel should have 3 rooms" do
				expect(@ritz.rooms.count).to eq(3)
			end

			it "the Ritz hotel's room's should all cost $500" do
				expect(@ritz.rooms.map(&:rate).uniq).to eq([500])
			end
		end
	end

	describe Room do
		context "shoulda-matchers" do
			it { should have_many(:bookings) }
			it { should belong_to(:hotel) }
		end
	end

	describe Booking do
		context "shoulda-matchers" do
			it { should belong_to(:room) }
			it { should belong_to(:guest).class_name('User').with_foreign_key('user_id') }
		end
		context "base record examples" do
			it "Francis should have two bookings" do
				expect(@francis.bookings.count).to eq(2)
			end

			it "Francis should have one booking at the Ritz" do
				expect(@ritz.booked_guests).to include(@francis)
			end

			it "Francis should have 1 booking at the Westin" do
				expect(@westin.booked_guests).to include(@francis)
			end

			it "Julie should have 1 booking at the Ritz" do
				expect(@ritz.booked_guests).to include(@julie)
			end

			it "Mike should have 2 bookings at the Westin" do
				expect(@westin.booked_guests).to include(@mike)
			end
			
			it "Mike's bookings should be marked as paid" do
				expect(@mike.bookings.all?(&:paid)).to be true
			end

			it "the Westin should have 3 bookings" do
				expect(@westin.bookings.count).to eq(3)
			end

			it "the Ritz should have 2 bookings" do
				expect(@ritz.bookings.count).to eq(2)
			end
		end
	end
end