ensl.org/spec/features/calendar/google_calendar_widget_spec.rb

require 'spec_helper'

feature 'Google Calendar widget', js: :true do
  before do
    visit root_path
  end

  scenario 'the most recent upcoming event should appear correctly' do
    time = Time.zone.local(2014, 4, 1, 12, 0, 0)

    Timecop.travel(time) do
      visit root_path

      expect(first_event).to have_content("Div 2B: el'pheer vs. RadicaL")
    end
  end

  feature 'Timezones offsets' do
    scenario 'when a user is logged out, CEST is default' do
      time = Time.zone.local(2014, 4, 1, 12, 0, 0)

      Timecop.travel(time) do
        visit root_path

        expect(first_event).to have_content("20:30 CEST")
      end
    end

    scenario 'when time has passed under 2 hours after the start date' do
      time = Time.zone.local(2014, 4, 4, 23, 59, 0)

      Timecop.travel(time) do
        visit root_path

        expect(first_event).to have_content("Div 3B: Mister vs. HBZ")
      end
    end

    scenario 'when time has passed over 2 hours after the start date' do
      time = Time.zone.local(2014, 4, 5, 0, 1, 0)

      Timecop.travel(time) do
        visit root_path

        expect(first_event).not_to have_content("Div 3B: Mister vs. HBZ")
        expect(first_event).to have_content("Div 3B: OMNOM vs. Mister")
      end
    end

    scenario 'when a user is logged in, their local timezone is used' do
      time = Time.zone.local(2014, 4, 1, 12, 0, 0)
      user = create(:user)

      sign_in_as(user)
      change_timezone_for(user, timezone_us_east)

      Timecop.travel(time) do
        visit root_path

        expect(first_event).to have_content(timezone_adjusted)
      end
    end
  end

  private

  def first_event
    first ".widget.calendar .entry"
  end

  def timezone_adjusted
    if Time.zone.now.dst?
      "14:30 EDT"
    else
      "15:30 EST"
    end
  end

  def timezone_us_east
    "Eastern Time (US & Canada)"
  end
end