Everyday Rails - 第8章: Rspec Code Refactoring

event_spec.rb

require 'rails_helper'
RSpec.describe "Events", js: true, type: :system do
  scenario "user open event details page /events/:id" do
    event = create(:event)
    visit event_path(event)
    expect(page).to have_selector("h1", text: event.name)
  end
  context "when user login in to app" do
    include_context "when login required"
    scenario "user create new event /events/new" do
      # login_as(create(:user))    
      go_to_create_event_page 
      start_at = Time.zone.now
      end_at = start_at + 1.day
      fill_in_event_info("Classi Fan Meeting", "新宿", "Classi Fan Meeting 2020", start_at, end_at)
      create_event
    end

    scenario "user delete event /events/:id" do
      event = create(:event, owner: user)
      visit event_path(event)
      delete_event(event)
    end
  end

  def fill_in_event_info(name, place, content, start_at, end_at)
    fill_in "名前", with: name
    fill_in "場所", with: place
    fill_in "内容", with: content
    fill_in_start_at(start_at)
    fill_in_end_at(end_at)
  end

  def fill_in_start_at(start_at)
    start_at_field = "event_start_at"
    select start_at.strftime("%Y"),  from: "#{start_at_field}_1i" # 年
    select I18n.l(start_at, format: '%B'),  from: "#{start_at_field}_2i" # 月
    select start_at.strftime("%-d"), from: "#{start_at_field}_3i" # 日
    select start_at.strftime("%H"),  from: "#{start_at_field}_4i" # 時
    select start_at.strftime("%M"),  from: "#{start_at_field}_5i" # 分
  end

  def fill_in_end_at(end_at)
    end_at_field = "event_end_at"
    select end_at.strftime("%Y"),  from: "#{end_at_field}_1i" # 年
    select I18n.l(end_at, format: '%B'),  from: "#{end_at_field}_2i" # 月
    select end_at.strftime("%-d"), from: "#{end_at_field}_3i" # 日
    select end_at.strftime("%H"),  from: "#{end_at_field}_4i" # 時
    select end_at.strftime("%M"),  from: "#{end_at_field}_5i" # 分
  end

  def create_event()
    click_button "登録する"
    expect(page).to have_selector("div.alert", text: "作成しました")
  end

  def go_to_create_event_page
    visit new_event_path
    expect(page).to have_selector("h1", text: "イベント作成")
  end
  
  def delete_event(event)
    expect {
      accept_confirm do
        click_on "イベントを削除する" 
      end
      aggregate_failures do
        expect(current_path).to eq root_path
        expect(page).to have_selector("div.alert", text: "削除しました")
        expect(page).to_not have_selector("h5", text: event.name)
        end
      }.to change{Event.count}.by(-1)
  end
end

welcome_spec.rb

require 'rails_helper'
RSpec.describe "Welcomes", type: :system do
  scenario "open wellcome page can view title" do
    visit "/"
    expect(page).to have_selector("h1", text: "イベント一覧")
  end

  scenario "open wellcome page can view only event in future" do
    visit root_path

    future_event = create(:event, start_at: Time.zone.now + 3.day)
    past_event = create(:event, start_at: Time.zone.now + 1.day)
    Event.search_index.refresh

    travel_to Time.zone.now + 2.day do
      visit root_path
      aggregate_failures do
        check_event_exist_on_page(future_event)
        check_event_not_exist_on_page(past_event)
      end
    end
  end

  scenario "can view event with search keyword and from now" do
    visit root_path

    search_keyword = "Classi"
    event_with_search_keyword = create(:event, start_at: Time.zone.now + 3.day, name: "123_Classi_123")
    event_without_search_keyword = create(:event, start_at: Time.zone.now + 3.day, name: "shinjuku eki")
    event_past_with_search_keyword = create(:event, start_at: Time.zone.now + 1.day, name: "shinjuku eki")
    Event.search_index.refresh

    travel_to Time.zone.now + 2.day do
      visit root_path
      fill_in "event_search_form[keyword]", with: search_keyword
      click_button "検索"
      aggregate_failures do
        check_event_exist_on_page(event_with_search_keyword)
        check_event_not_exist_on_page(event_without_search_keyword)
        check_event_not_exist_on_page(event_past_with_search_keyword)
      end
    end
  end

  scenario "select time and view event after selected time" do
    visit root_path
    future_event = create(:event, start_at: Time.zone.now + 3.day)
    past_event = create(:event, start_at: Time.zone.now - 1.day)
    long_past_event = create(:event, start_at: Time.zone.now - 3.day)
    Event.search_index.refresh

    visit root_path
    fill_in "event_search_form[start_at]", with: Time.zone.now - 2.day
    click_button "検索"
    aggregate_failures do
      check_event_exist_on_page(future_event)
      check_event_exist_on_page(past_event)
      check_event_not_exist_on_page(long_past_event)
    end
  end

  def check_event_exist_on_page(event)
    expect(page).to have_selector("h5", text: event.name)
  end

  def check_event_not_exist_on_page(event)
    expect(page).to_not have_selector("h5", text: event.name)
  end
end