Add Cucumber features

Author: mhartl

Diff for: Gemfile

@@ -25,6 +25,8 @@ end
 group :test do
   gem 'capybara', '1.1.2'
   gem 'factory_girl_rails', '1.4.0'
+  gem 'cucumber-rails', '1.2.1', require: false
+  gem 'database_cleaner', '0.7.0'
   # gem 'rb-fsevent', '0.4.3.1', :require => false
   # gem 'growl', '1.0.3'
   # gem 'guard-spork', '0.3.2'  

Diff for: Gemfile.lock

@@ -51,6 +51,17 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.3.1)
+    cucumber (1.1.9)
+      builder (>= 2.1.2)
+      diff-lcs (>= 1.1.2)
+      gherkin (~> 2.9.0)
+      json (>= 1.4.6)
+      term-ansicolor (>= 1.0.6)
+    cucumber-rails (1.2.1)
+      capybara (>= 1.1.2)
+      cucumber (>= 1.1.3)
+      nokogiri (>= 1.5.0)
+    database_cleaner (0.7.0)
     diff-lcs (1.1.3)
     erubis (2.7.0)
     execjs (1.3.0)
@@ -63,6 +74,8 @@ GEM
     faker (1.0.1)
       i18n (~> 0.4)
     ffi (1.0.11)
+    gherkin (2.9.3)
+      json (>= 1.4.6)
     guard (1.0.1)
       ffi (>= 0.5.0)
       thor (~> 0.14.6)
@@ -141,6 +154,7 @@ GEM
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
     sqlite3 (1.3.5)
+    term-ansicolor (1.0.7)
     thor (0.14.6)
     tilt (1.3.3)
     treetop (1.4.10)
@@ -163,6 +177,8 @@ DEPENDENCIES
   bootstrap-will_paginate (= 0.0.5)
   capybara (= 1.1.2)
   coffee-rails (= 3.2.2)
+  cucumber-rails (= 1.2.1)
+  database_cleaner (= 0.7.0)
   factory_girl_rails (= 1.4.0)
   faker (= 1.0.1)
   guard-rspec (= 0.5.5)

Diff for: config/cucumber.yml

@@ -0,0 +1,8 @@
+<%
+rerun = File.file?('rerun.txt') ? IO.read('rerun.txt') : ""
+rerun_opts = rerun.to_s.strip.empty? ? "--format #{ENV['CUCUMBER_FORMAT'] || 'progress'} features" : "--format #{ENV['CUCUMBER_FORMAT'] || 'pretty'} #{rerun}"
+std_opts = "--format #{ENV['CUCUMBER_FORMAT'] || 'pretty'} --strict --tags ~@wip"
+%>
+default: <%= std_opts %> features
+wip: --tags @wip:3 --wip features
+rerun: <%= rerun_opts %> --format rerun --out rerun.txt --strict --tags ~@wip

Diff for: config/database.yml

@@ -12,7 +12,7 @@ development:
 # Warning: The database defined as "test" will be erased and
 # re-generated from your development database when you run "rake".
 # Do not set this db to the same as development or production.
-test:
+test: &test
   adapter: sqlite3
   database: db/test.sqlite3
   pool: 5
@@ -23,3 +23,6 @@ production:
   database: db/production.sqlite3
   pool: 5
   timeout: 5000
+
+cucumber:
+  <<: *test

Diff for: features/signing_in.feature

@@ -0,0 +1,13 @@
+Feature: Signing in
+  
+  Scenario: Unsuccessful signin
+    Given a user visits the signin page
+    When he submits invalid signin information
+    Then he should see an error message
+  
+  Scenario: Successful signin
+    Given a user visits the signin page
+      And the user has an account
+      And the user submits valid signin information
+    Then he should see his profile page
+      And he should see a signout link

Diff for: features/step_definitions/authentication_steps.rb

@@ -0,0 +1,31 @@
+Given /^a user visits the signin page$/ do
+  visit signin_path
+end
+
+When /^he submits invalid signin information$/ do
+  click_button "Sign in"
+end
+
+Then /^he should see an error message$/ do
+  page.should have_selector('div.alert.alert-error')
+end
+
+Given /^the user has an account$/ do
+  @user = User.create(name: "Example User", email: "[email protected]",
+                      password: "foobar", password_confirmation: "foobar")
+end
+
+When /^the user submits valid signin information$/ do
+  visit signin_path
+  fill_in "Email",    with: @user.email
+  fill_in "Password", with: @user.password 
+  click_button "Sign in"
+end
+
+Then /^he should see his profile page$/ do
+  page.should have_selector('title', text: @user.name)
+end
+
+Then /^he should see a signout link$/ do
+  page.should have_link('Sign out', href: signout_path)
+end

Diff for: features/support/env.rb

@@ -0,0 +1,56 @@
+# IMPORTANT: This file is generated by cucumber-rails - edit at your own peril.
+# It is recommended to regenerate this file in the future when you upgrade to a 
+# newer version of cucumber-rails. Consider adding your own code to a new file 
+# instead of editing this one. Cucumber will automatically load all features/**/*.rb
+# files.
+
+require 'cucumber/rails'
+
+# Capybara defaults to XPath selectors rather than Webrat's default of CSS3. In
+# order to ease the transition to Capybara we set the default here. If you'd
+# prefer to use XPath just remove this line and adjust any selectors in your
+# steps to use the XPath syntax.
+Capybara.default_selector = :css
+
+# By default, any exception happening in your Rails application will bubble up
+# to Cucumber so that your scenario will fail. This is a different from how 
+# your application behaves in the production environment, where an error page will 
+# be rendered instead.
+#
+# Sometimes we want to override this default behaviour and allow Rails to rescue
+# exceptions and display an error page (just like when the app is running in production).
+# Typical scenarios where you want to do this is when you test your error pages.
+# There are two ways to allow Rails to rescue exceptions:
+#
+# 1) Tag your scenario (or feature) with @allow-rescue
+#
+# 2) Set the value below to true. Beware that doing this globally is not
+# recommended as it will mask a lot of errors for you!
+#
+ActionController::Base.allow_rescue = false
+
+# Remove/comment out the lines below if your app doesn't have a database.
+# For some databases (like MongoDB and CouchDB) you may need to use :truncation instead.
+begin
+  DatabaseCleaner.strategy = :transaction
+rescue NameError
+  raise "You need to add database_cleaner to your Gemfile (in the :test group) if you wish to use it."
+end
+
+# You may also want to configure DatabaseCleaner to use different strategies for certain features and scenarios.
+# See the DatabaseCleaner documentation for details. Example:
+#
+#   Before('@no-txn,@selenium,@culerity,@celerity,@javascript') do
+#     DatabaseCleaner.strategy = :truncation, {:except => %w[widgets]}
+#   end
+#
+#   Before('~@no-txn', '~@selenium', '~@culerity', '~@celerity', '~@javascript') do
+#     DatabaseCleaner.strategy = :transaction
+#   end
+#
+
+# Possible values are :truncation and :transaction
+# The :transaction strategy is faster, but might give you threading problems.
+# See https://github.com/cucumber/cucumber-rails/blob/master/features/choose_javascript_database_strategy.feature
+Cucumber::Rails::Database.javascript_strategy = :truncation
+

Diff for: lib/tasks/cucumber.rake

@@ -0,0 +1,65 @@
+# IMPORTANT: This file is generated by cucumber-rails - edit at your own peril.
+# It is recommended to regenerate this file in the future when you upgrade to a 
+# newer version of cucumber-rails. Consider adding your own code to a new file 
+# instead of editing this one. Cucumber will automatically load all features/**/*.rb
+# files.
+
+
+unless ARGV.any? {|a| a =~ /^gems/} # Don't load anything when running the gems:* tasks
+
+vendored_cucumber_bin = Dir["#{Rails.root}/vendor/{gems,plugins}/cucumber*/bin/cucumber"].first
+$LOAD_PATH.unshift(File.dirname(vendored_cucumber_bin) + '/../lib') unless vendored_cucumber_bin.nil?
+
+begin
+  require 'cucumber/rake/task'
+
+  namespace :cucumber do
+    Cucumber::Rake::Task.new({:ok => 'db:test:prepare'}, 'Run features that should pass') do |t|
+      t.binary = vendored_cucumber_bin # If nil, the gem's binary is used.
+      t.fork = true # You may get faster startup if you set this to false
+      t.profile = 'default'
+    end
+
+    Cucumber::Rake::Task.new({:wip => 'db:test:prepare'}, 'Run features that are being worked on') do |t|
+      t.binary = vendored_cucumber_bin
+      t.fork = true # You may get faster startup if you set this to false
+      t.profile = 'wip'
+    end
+
+    Cucumber::Rake::Task.new({:rerun => 'db:test:prepare'}, 'Record failing features and run only them if any exist') do |t|
+      t.binary = vendored_cucumber_bin
+      t.fork = true # You may get faster startup if you set this to false
+      t.profile = 'rerun'
+    end
+
+    desc 'Run all features'
+    task :all => [:ok, :wip]
+
+    task :statsetup do
+      require 'rails/code_statistics'
+      ::STATS_DIRECTORIES << %w(Cucumber\ features features) if File.exist?('features')
+      ::CodeStatistics::TEST_TYPES << "Cucumber features" if File.exist?('features')
+    end
+  end
+  desc 'Alias for cucumber:ok'
+  task :cucumber => 'cucumber:ok'
+
+  task :default => :cucumber
+
+  task :features => :cucumber do
+    STDERR.puts "*** The 'features' task is deprecated. See rake -T cucumber ***"
+  end
+
+  # In case we don't have ActiveRecord, append a no-op task that we can depend upon.
+  task 'db:test:prepare' do
+  end
+
+  task :stats => 'cucumber:statsetup'
+rescue LoadError
+  desc 'cucumber rake task not available (cucumber not installed)'
+  task :cucumber do
+    abort 'Cucumber rake task is not available. Be sure to install cucumber as a gem or plugin'
+  end
+end
+
+end

Diff for: script/cucumber

@@ -0,0 +1,10 @@
+#!/usr/bin/env ruby
+
+vendored_cucumber_bin = Dir["#{File.dirname(__FILE__)}/../vendor/{gems,plugins}/cucumber*/bin/cucumber"].first
+if vendored_cucumber_bin
+  load File.expand_path(vendored_cucumber_bin)
+else
+  require 'rubygems' unless ENV['NO_RUBYGEMS']
+  require 'cucumber'
+  load Cucumber::BINARY
+end