System test for CSV export

#5

Gemfile

@@ -74,6 +74,7 @@ group :test do
   # Use system testing [https://guides.rubyonrails.org/testing.html#system-testing]
   gem "capybara"
   gem "selenium-webdriver"
+  gem "so_many_devices"
 end
 
 gem "pundit", "~> 2.5"

Gemfile.lock

@@ -365,6 +365,8 @@ GEM
     slim (5.2.1)
       temple (~> 0.10.0)
       tilt (>= 2.1.0)
+    so_many_devices (1.0.0)
+      capybara (>= 3.0)
     solid_cable (3.0.12)
       actioncable (>= 7.2)
       activejob (>= 7.2)
@@ -465,6 +467,7 @@ DEPENDENCIES
   rubocop-rails-omakase
   selenium-webdriver
   slim
+  so_many_devices
   solid_cable
   solid_cache
   solid_queue

spec/factories/contestant.rb

@@ -0,0 +1,29 @@
+# == Schema Information
+#
+# Table name: contestants
+#
+#  id             :integer          not null, primary key
+#  display_time   :string
+#  email          :string
+#  name           :string
+#  projected_time :string
+#  qrcode         :string
+#  time_seconds   :integer
+#  created_at     :datetime         not null
+#  updated_at     :datetime         not null
+#  contest_id     :integer          not null
+#
+# Indexes
+#
+#  index_contestants_on_contest_id  (contest_id)
+#
+# Foreign Keys
+#
+#  contest_id  (contest_id => contests.id)
+#
+FactoryBot.define do
+  factory :contestant do
+    name { Faker::Name.name }
+    email { Faker::Internet.unique.email }
+  end
+end

spec/models/category_spec.rb

@@ -1,23 +0,0 @@
-# == Schema Information
-#
-# Table name: categories
-#
-#  id         :integer          not null, primary key
-#  name       :string
-#  created_at :datetime         not null
-#  updated_at :datetime         not null
-#  contest_id :integer          not null
-#
-# Indexes
-#
-#  index_categories_on_contest_id  (contest_id)
-#
-# Foreign Keys
-#
-#  contest_id  (contest_id => contests.id)
-#
-require 'rails_helper'
-
-RSpec.describe Category, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
-end

spec/models/csv_import_spec.rb

@@ -1,15 +0,0 @@
-# == Schema Information
-#
-# Table name: csv_imports
-#
-#  id         :integer          not null, primary key
-#  content    :string           not null
-#  separator  :string           not null
-#  created_at :datetime         not null
-#  updated_at :datetime         not null
-#
-require 'rails_helper'
-
-RSpec.describe CsvImport, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
-end

spec/models/message_spec.rb

@@ -1,26 +0,0 @@
-# == Schema Information
-#
-# Table name: messages
-#
-#  id           :integer          not null, primary key
-#  author       :string
-#  display_time :string
-#  text         :string           not null
-#  time_seconds :integer          not null
-#  created_at   :datetime         not null
-#  updated_at   :datetime         not null
-#  contest_id   :integer          not null
-#
-# Indexes
-#
-#  index_messages_on_contest_id  (contest_id)
-#
-# Foreign Keys
-#
-#  contest_id  (contest_id => contests.id)
-#
-require 'rails_helper'
-
-RSpec.describe Message, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
-end

spec/models/offline_spec.rb

@@ -1,35 +0,0 @@
-# == Schema Information
-#
-# Table name: offlines
-#
-#  id               :integer          not null, primary key
-#  completed        :boolean
-#  end_time         :datetime
-#  missing_pieces   :integer
-#  name             :string           not null
-#  remaining_pieces :integer
-#  start_time       :datetime         not null
-#  submitted        :boolean
-#  created_at       :datetime         not null
-#  updated_at       :datetime         not null
-#  completion_id    :integer
-#  contest_id       :integer          not null
-#  contestant_id    :integer
-#
-# Indexes
-#
-#  index_offlines_on_completion_id  (completion_id)
-#  index_offlines_on_contest_id     (contest_id)
-#  index_offlines_on_contestant_id  (contestant_id)
-#
-# Foreign Keys
-#
-#  completion_id  (completion_id => completions.id)
-#  contest_id     (contest_id => contests.id)
-#  contestant_id  (contestant_id => contestants.id)
-#
-require 'rails_helper'
-
-RSpec.describe Offline, type: :model do
-  pending "add some examples to (or delete) #{__FILE__}"
-end

spec/rails_helper.rb

@@ -67,4 +67,6 @@ RSpec.configure do |config|
   config.filter_rails_from_backtrace!
   # arbitrary gems may also be filtered via:
   # config.filter_gems_from_backtrace("gem name")
+
+  config.include SoManyDevices::DownloadsHelper, type: :system
 end

spec/system/export_spec.rb

@@ -0,0 +1,38 @@
+require 'rails_helper'
+
+RSpec.describe "Exports", type: :system do
+  let!(:user) { create(:user) }
+
+  before do
+    driven_by :selenium_chrome_with_download_headless
+  end
+
+  after do
+    clear_downloads
+  end
+
+  context "when in a contest with at least one contestant" do
+    let!(:contest) { create(:contest, user: user) }
+    let!(:first_contestant) { create(:contestant, contest: contest) }
+    let!(:second_contestant) { create(:contestant, contest: contest) }
+
+    it "should be possible to export the list of contestants", :with_downloads do
+      login(user)
+
+      sleep 0.5
+
+      visit contest_contestants_path(contest)
+
+      click_link I18n.t("helpers.buttons.export")
+
+      wait_for_download
+
+      expect(downloads.length).to eq(1)
+      expect(last_download).to include("#{contest.friendly_id}_results.csv")
+
+      results_csv = File.read(last_download)
+      expect(results_csv).to include(first_contestant.name)
+      expect(results_csv).to include(second_contestant.name)
+    end
+  end
+end