第3章モデルスペック

event_spec.rb

require 'rails_helper'

RSpec.describe Event, type: :model do
  describe "Event Model attributes validation" do
    context "when valid data" do
      it "is valid with a name, place, content, start_at, end_at" do
        user = create(:user, name: "Aaron Peter", provider: "Google", uid: "3456", image_url: "./quangdeptrai123.png")
        new_event = create(:event, owner: user)

        expect(new_event).to be_valid
      end
    end
  end
  describe "#start_at_should_be_before_end_at valition" do
    context "when start date < end date" do
      it "start_at_should_be_before_end_at validation OK" do
        start_at = rand(1..30).days.from_now
        end_at = start_at + rand(1..30).hours
        event = build(:event, start_at: start_at, end_at: end_at)
        event.valid?
        expect(event.errors[:start_at]).to be_empty
      end
    end
    context "when start date > end date" do
      it "start_at_should_be_before_end_at validation errors" do
        start_at = rand(1..30).days.from_now
        end_at = start_at - rand(1..30).hours
        event = build(:event, start_at: start_at, end_at: end_at)
        event.valid?
        expect(event.errors[:start_at]).to include("は終了時間よりも前に設定してください")
      end
    end
  end
  describe "event can has many tickets" do
    context "When number tickets are equal" do
      it "can have many tickets" do
        event = create(:event, :with_tickets)
        expect(event.tickets.length).to eq(100)
      end
    end
    context "When number tickets are not equal" do
      it "can have many tickets" do
        event = create(:event, :with_tickets)
        expect(event.tickets.length).to_not eq(10)
      end
    end
  end
end

ticket_spec.rb

require 'rails_helper'

RSpec.describe Ticket, type: :model do
  before do
    @user = create(:user)
    @event = create(:event)
  end
  describe "Model Tickets attributes validation" do
    context "when valid data" do
      it "is valid with a userId, eventId, comment" do
        new_ticket = build(:ticket, user: @user, event: @event)
        expect(new_ticket).to be_valid
      end
    end
    context "when invalid data" do
      subject(:ticket) { create(:ticket) }
      it { is_expected.to validate_uniqueness_of(:user_id).scoped_to(:event_id) }
    end
  end
end

user_spec.rb

require 'rails_helper'

RSpec.describe User, type: :model do
  describe "User Model attributes validation" do
    context "when valid data" do
      it "is valid with a name, provider, uid, and image_url" do
        user = build(:user, name: "Aaron Peter", provider: "Google", uid: "3456", image_url: "./quangdeptrai123.png")
        expect(user).to be_valid
      end
    end
    context "when use shoulda matcher with valid data" do
      it { is_expected.to validate_presence_of :name }
      it { is_expected.to validate_presence_of :provider }
      it { is_expected.to validate_presence_of :uid }
      it { is_expected.to validate_presence_of :image_url }
      subject(:user) { create(:user) }
      it { is_expected.to validate_uniqueness_of(:provider).scoped_to(:uid) }
    end

  end
  describe "User Model Method validation" do
    context "find or create from auth hash" do
      it "find user from hash OK" do
        auth_hash  = {
          provider: "google_auth",
          uid: "00test",
          info: {
            nickname: "quang_handsome",
            image: "/hihi.png"
          }
        }
        new_user = User.find_or_create_from_auth_hash!(auth_hash)
        expect(new_user).to have_attributes(provider: "google_auth", uid: "00test", name: "quang_handsome", image_url: "/hihi.png")
      end
      it "create user from hash OK" do
        auth_hash = {
          provider: "google_auth_1",
          uid: "00test_1",
          info: {
            nickname: "quang_handsome",
            image: "/hihi.png"
          }
        }
        new_user = User.find_or_create_from_auth_hash!(auth_hash)
        expect(new_user).to have_attributes(provider: "google_auth_1", uid: "00test_1", name: "quang_handsome", image_url: "/hihi.png")
      end
    end
  end

  describe "testing with mock and stub" do
    context "use mock" do
      it "delegates name to the user who created it" do
        user = double(:user, name: "Fake User")
        event = Event.new
        allow(event).to receive(:owner).and_return(user)
        expect(event.owner.name).to eq "Fake User"
      end
    end
  end
end