1 files changed, 412 insertions, 3 deletions
diff --git a/railties/test/application/assets_test.rb b/railties/test/application/assets_test.rb
index 98a702f134..d4ffbe3d66 100644
--- a/railties/test/application/assets_test.rb
+++ b/railties/test/application/assets_test.rb
@@ -1,22 +1,34 @@
+# -*- coding: utf-8 -*-
 require 'isolation/abstract_unit'
+require 'active_support/core_ext/kernel/reporting'
 require 'rack/test'
 
 module ApplicationTests
-  class RoutingTest < Test::Unit::TestCase
+  class AssetsTest < Test::Unit::TestCase
     include ActiveSupport::Testing::Isolation
     include Rack::Test::Methods
 
     def setup
-      build_app
+      build_app(:initializers => true)
       boot_rails
     end
 
+    def teardown
+      teardown_app
+    end
+
     def app
       @app ||= Rails.application
     end
 
+    def precompile!
+      quietly do
+        Dir.chdir(app_path){ `bundle exec rake assets:precompile` }
+      end
+    end
+
     test "assets routes have higher priority" do
-      app_file "app/assets/javascripts/demo.js.erb", "<%= :alert %>();"
+      app_file "app/assets/javascripts/demo.js.erb", "a = <%= image_path('rails.png').inspect %>;"
 
       app_file 'config/routes.rb', <<-RUBY
         AppTemplate::Application.routes.draw do
@@ -27,7 +39,290 @@ module ApplicationTests
       require "#{app_path}/config/environment"
 
       get "/assets/demo.js"
+      assert_equal 'a = "/assets/rails.png";', last_response.body.strip
+    end
+
+    test "assets do not require compressors until it is used" do
+      app_file "app/assets/javascripts/demo.js.erb", "<%= :alert %>();"
+      add_to_env_config "production", "config.assets.compile = true"
+
+      ENV["RAILS_ENV"] = "production"
+      require "#{app_path}/config/environment"
+
+      assert !defined?(Uglifier)
+      get "/assets/demo.js"
       assert_match "alert()", last_response.body
+      assert defined?(Uglifier)
+    end
+
+    test "precompile creates the file, gives it the original asset's content and run in production as default" do
+      app_file "app/assets/javascripts/application.js", "alert();"
+      app_file "app/assets/javascripts/foo/application.js", "alert();"
+
+      ENV["RAILS_ENV"] = nil
+      precompile!
+
+      files = Dir["#{app_path}/public/assets/application-*.js"]
+      files << Dir["#{app_path}/public/assets/application.js"].first
+      files << Dir["#{app_path}/public/assets/foo/application-*.js"].first
+      files << Dir["#{app_path}/public/assets/foo/application.js"].first
+      files.each do |file|
+        assert_not_nil file, "Expected application.js asset to be generated, but none found"
+        assert_equal "alert()", File.read(file)
+      end
+    end
+
+    test "precompile application.js and application.css and all other files not ending with .js or .css by default" do
+      app_file "app/assets/javascripts/application.js", "alert();"
+      app_file "app/assets/stylesheets/application.css", "body{}"
+
+      app_file "app/assets/javascripts/someapplication.js", "alert();"
+      app_file "app/assets/stylesheets/someapplication.css", "body{}"
+
+      app_file "app/assets/javascripts/something.min.js", "alert();"
+      app_file "app/assets/stylesheets/something.min.css", "body{}"
+
+      images_should_compile = ["a.png", "happyface.png", "happy_face.png", "happy.face.png",
+                               "happy-face.png", "happy.happy_face.png", "happy_happy.face.png", 
+                               "happy.happy.face.png", "happy", "happy.face", "-happyface",
+                               "-happy.png", "-happy.face.png", "_happyface", "_happy.face.png",
+                               "_happy.png"]
+
+      images_should_compile.each do |filename|
+        app_file "app/assets/images/#{filename}", "happy"
+      end
+
+      precompile!
+
+      images_should_compile.each do |filename|
+        assert File.exists?("#{app_path}/public/assets/#{filename}")
+      end
+
+      assert File.exists?("#{app_path}/public/assets/application.js")
+      assert File.exists?("#{app_path}/public/assets/application.css")
+
+      assert !File.exists?("#{app_path}/public/assets/someapplication.js")
+      assert !File.exists?("#{app_path}/public/assets/someapplication.css")
+
+      assert !File.exists?("#{app_path}/public/assets/something.min.js")
+      assert !File.exists?("#{app_path}/public/assets/something.min.css")
+    end
+
+    test "asset pipeline should use a Sprockets::Index when config.assets.digest is true" do
+      add_to_config "config.assets.digest = true"
+      add_to_config "config.action_controller.perform_caching = false"
+
+      ENV["RAILS_ENV"] = "production"
+      require "#{app_path}/config/environment"
+
+      assert_equal Sprockets::Index, Rails.application.assets.class
+    end
+
+    test "precompile creates a manifest file with all the assets listed" do
+      app_file "app/assets/stylesheets/application.css.erb", "<%= asset_path('rails.png') %>"
+      app_file "app/assets/javascripts/application.js", "alert();"
+      # digest is default in false, we must enable it for test environment
+      add_to_config "config.assets.digest = true"
+
+      precompile!
+      manifest = "#{app_path}/public/assets/manifest.yml"
+
+      assets = YAML.load_file(manifest)
+      assert_match(/application-([0-z]+)\.js/, assets["application.js"])
+      assert_match(/application-([0-z]+)\.css/, assets["application.css"])
+    end
+
+    test "precompile creates a manifest file in a custom path with all the assets listed" do
+      app_file "app/assets/stylesheets/application.css.erb", "<%= asset_path('rails.png') %>"
+      app_file "app/assets/javascripts/application.js", "alert();"
+      # digest is default in false, we must enable it for test environment
+      add_to_config "config.assets.digest = true"
+      add_to_config "config.assets.manifest = '#{app_path}/shared'"
+
+      precompile!
+      manifest = "#{app_path}/shared/manifest.yml"
+
+      assets = YAML.load_file(manifest)
+      assert_match(/application-([0-z]+)\.js/, assets["application.js"])
+      assert_match(/application-([0-z]+)\.css/, assets["application.css"])
+    end
+
+    test "the manifest file should be saved by default in the same assets folder" do
+      app_file "app/assets/javascripts/application.js", "alert();"
+      # digest is default in false, we must enable it for test environment
+      add_to_config "config.assets.digest = true"
+      add_to_config "config.assets.prefix = '/x'"
+
+      precompile!
+
+      manifest = "#{app_path}/public/x/manifest.yml"
+      assets = YAML.load_file(manifest)
+      assert_match(/application-([0-z]+)\.js/, assets["application.js"])
+    end
+
+    test "precompile does not append asset digests when config.assets.digest is false" do
+      app_file "app/assets/stylesheets/application.css.erb", "<%= asset_path('rails.png') %>"
+      app_file "app/assets/javascripts/application.js", "alert();"
+      add_to_config "config.assets.digest = false"
+
+      precompile!
+
+      assert File.exists?("#{app_path}/public/assets/application.js")
+      assert File.exists?("#{app_path}/public/assets/application.css")
+
+      manifest = "#{app_path}/public/assets/manifest.yml"
+
+      assets = YAML.load_file(manifest)
+      assert_equal "application.js", assets["application.js"]
+      assert_equal "application.css", assets["application.css"]
+    end
+
+    test "assets do not require any assets group gem when manifest file is present" do
+      app_file "app/assets/javascripts/application.js", "alert();"
+      add_to_env_config "production", "config.serve_static_assets = true"
+
+      ENV["RAILS_ENV"] = "production"
+      precompile!
+
+      manifest = "#{app_path}/public/assets/manifest.yml"
+      assets = YAML.load_file(manifest)
+      asset_path = assets["application.js"]
+
+      require "#{app_path}/config/environment"
+
+      # Checking if Uglifier is defined we can know if Sprockets was reached or not
+      assert !defined?(Uglifier)
+      get "/assets/#{asset_path}"
+      assert_match "alert()", last_response.body
+      assert !defined?(Uglifier)
+    end
+
+    test "assets raise AssetNotPrecompiledError when manifest file is present and requested file isn't precompiled" do
+      app_file "app/views/posts/index.html.erb", "<%= javascript_include_tag 'app' %>"
+
+      app_file "config/routes.rb", <<-RUBY
+        AppTemplate::Application.routes.draw do
+          match '/posts', :to => "posts#index"
+        end
+      RUBY
+
+      ENV["RAILS_ENV"] = "production"
+      precompile!
+
+      # Create file after of precompile
+      app_file "app/assets/javascripts/app.js", "alert();"
+
+      require "#{app_path}/config/environment"
+      class ::PostsController < ActionController::Base ; end
+
+      get '/posts'
+      assert_match(/AssetNotPrecompiledError/, last_response.body)
+      assert_match(/app.js isn't precompiled/, last_response.body)
+    end
+
+    test "assets raise AssetNotPrecompiledError when manifest file is present and requested file isn't precompiled if digest is disabled" do
+      app_file "app/views/posts/index.html.erb", "<%= javascript_include_tag 'app' %>"
+      add_to_config "config.assets.compile = false"
+
+      app_file "config/routes.rb", <<-RUBY
+        AppTemplate::Application.routes.draw do
+          match '/posts', :to => "posts#index"
+        end
+      RUBY
+
+      ENV["RAILS_ENV"] = "development"
+      precompile!
+
+      # Create file after of precompile
+      app_file "app/assets/javascripts/app.js", "alert();"
+
+      require "#{app_path}/config/environment"
+      class ::PostsController < ActionController::Base ; end
+
+      get '/posts'
+      assert_match(/AssetNotPrecompiledError/, last_response.body)
+      assert_match(/app.js isn't precompiled/, last_response.body)
+    end
+
+    test "precompile properly refers files referenced with asset_path and and run in the provided RAILS_ENV" do
+      app_file "app/assets/stylesheets/application.css.erb", "<%= asset_path('rails.png') %>"
+      # digest is default in false, we must enable it for test environment
+      add_to_env_config "test", "config.assets.digest = true"
+
+      quietly do
+        Dir.chdir(app_path){ `bundle exec rake assets:precompile RAILS_ENV=test` }
+      end
+      file = Dir["#{app_path}/public/assets/application.css"].first
+      assert_match(/\/assets\/rails\.png/, File.read(file))
+      file = Dir["#{app_path}/public/assets/application-*.css"].first
+      assert_match(/\/assets\/rails-([0-z]+)\.png/, File.read(file))
+    end
+
+    test "precompile shouldn't use the digests present in manifest.yml" do
+      app_file "app/assets/stylesheets/application.css.erb", "<%= asset_path('rails.png') %>"
+
+      ENV["RAILS_ENV"] = "production"
+      precompile!
+
+      manifest = "#{app_path}/public/assets/manifest.yml"
+      assets = YAML.load_file(manifest)
+      asset_path = assets["application.css"]
+
+      app_file "app/assets/images/rails.png", "image changed"
+
+      precompile!
+      assets = YAML.load_file(manifest)
+
+      assert_not_equal asset_path, assets["application.css"]
+    end
+
+    test "precompile appends the md5 hash to files referenced with asset_path and run in production as default even using RAILS_GROUPS=assets" do
+      app_file "app/assets/stylesheets/application.css.erb", "<%= asset_path('rails.png') %>"
+      add_to_config "config.assets.compile = true"
+
+      ENV["RAILS_ENV"] = nil
+      quietly do
+        Dir.chdir(app_path){ `bundle exec rake assets:precompile RAILS_GROUPS=assets` }
+      end
+      file = Dir["#{app_path}/public/assets/application-*.css"].first
+      assert_match(/\/assets\/rails-([0-z]+)\.png/, File.read(file))
+    end
+
+    test "precompile should handle utf8 filenames" do
+      filename = "レイルズ.png"
+      app_file "app/assets/images/#{filename}", "not a image really"
+      add_to_config "config.assets.precompile = [ /\.png$/, /application.(css|js)$/ ]"
+
+      precompile!
+      require "#{app_path}/config/environment"
+
+      get "/assets/#{URI.parser.escape(filename)}"
+      assert_match "not a image really", last_response.body
+      assert File.exists?("#{app_path}/public/assets/#{filename}")
+    end
+
+    test "assets are cleaned up properly" do
+      app_file "public/assets/application.js", "alert();"
+      app_file "public/assets/application.css", "a { color: green; }"
+      app_file "public/assets/subdir/broken.png", "not really an image file"
+
+      quietly do
+        Dir.chdir(app_path){ `bundle exec rake assets:clean` }
+      end
+
+      files = Dir["#{app_path}/public/assets/**/*", "#{app_path}/tmp/cache/*"]
+      assert_equal 0, files.length, "Expected no assets, but found #{files.join(', ')}"
+    end
+
+    test "assets routes are not drawn when compilation is disabled" do
+      app_file "app/assets/javascripts/demo.js.erb", "<%= :alert %>();"
+      add_to_config "config.assets.compile = false"
+
+      ENV["RAILS_ENV"] = "production"
+      require "#{app_path}/config/environment"
+
+      get "/assets/demo.js"
+      assert_equal 404, last_response.status
     end
 
     test "does not stream session cookies back" do
@@ -55,5 +350,119 @@ module ApplicationTests
       assert_match "alert()", last_response.body
       assert_equal nil, last_response.headers["Set-Cookie"]
     end
+
+    test "files in any assets/ directories are not added to Sprockets" do
+      %w[app lib vendor].each do |dir|
+        app_file "#{dir}/assets/#{dir}_test.erb", "testing"
+      end
+
+      app_file "app/assets/javascripts/demo.js", "alert();"
+
+      require "#{app_path}/config/environment"
+
+      get "/assets/demo.js"
+      assert_match "alert();", last_response.body
+      assert_equal 200, last_response.status
+    end
+
+    test "assets are concatenated when debug is off and compile is off either if debug_assets param is provided" do
+      app_with_assets_in_view
+
+      # config.assets.debug and config.assets.compile are false for production environment
+      ENV["RAILS_ENV"] = "production"
+      precompile!
+
+      require "#{app_path}/config/environment"
+
+      class ::PostsController < ActionController::Base ; end
+
+      # the debug_assets params isn't used if compile is off
+      get '/posts?debug_assets=true'
+      assert_match(/<script src="\/assets\/application-([0-z]+)\.js" type="text\/javascript"><\/script>/, last_response.body)
+      assert_no_match(/<script src="\/assets\/xmlhr-([0-z]+)\.js" type="text\/javascript"><\/script>/, last_response.body)
+    end
+
+    test "assets aren't concatened when compile is true is on and debug_assets params is true" do
+      app_with_assets_in_view
+      add_to_env_config "production", "config.assets.compile  = true"
+      add_to_env_config "production", "config.assets.allow_debugging = true"
+
+      ENV["RAILS_ENV"] = "production"
+      require "#{app_path}/config/environment"
+
+      class ::PostsController < ActionController::Base ; end
+
+      get '/posts?debug_assets=true'
+      assert_match(/<script src="\/assets\/application-([0-z]+)\.js\?body=1" type="text\/javascript"><\/script>/, last_response.body)
+      assert_match(/<script src="\/assets\/xmlhr-([0-z]+)\.js\?body=1" type="text\/javascript"><\/script>/, last_response.body)
+    end
+
+    test "assets can access model information when precompiling" do
+      app_file "app/models/post.rb", "class Post; end"
+      app_file "app/assets/javascripts/application.js", "//= require_tree ."
+      app_file "app/assets/javascripts/xmlhr.js.erb", "<%= Post.name %>"
+
+      add_to_config "config.assets.digest = false"
+      precompile!
+      assert_equal "Post;\n", File.read("#{app_path}/public/assets/application.js")
+    end
+
+    test "assets can't access model information when precompiling if not initializing the app" do
+      app_file "app/models/post.rb", "class Post; end"
+      app_file "app/assets/javascripts/application.js", "//= require_tree ."
+      app_file "app/assets/javascripts/xmlhr.js.erb", "<%= defined?(Post) || :NoPost %>"
+
+      add_to_config "config.assets.digest = false"
+      add_to_config "config.assets.initialize_on_precompile = false"
+
+      precompile!
+      assert_equal "NoPost;\n", File.read("#{app_path}/public/assets/application.js")
+    end
+
+    test "enhancements to assets:precompile should only run once" do
+      app_file "lib/tasks/enhance.rake", "Rake::Task['assets:precompile'].enhance { puts 'enhancement' }"
+      output = precompile!
+      assert_equal 1, output.scan("enhancement").size
+    end
+
+    test "digested assets are not mistakenly removed" do
+      app_file "app/assets/application.js", "alert();"
+      add_to_config "config.assets.compile = true"
+      add_to_config "config.assets.digest = true"
+
+      quietly do
+        Dir.chdir(app_path){ `bundle exec rake assets:clean assets:precompile` }
+      end
+
+      files = Dir["#{app_path}/public/assets/application-*.js"]
+      assert_equal 1, files.length, "Expected digested application.js asset to be generated, but none found"
+    end
+
+    test "digested assets are removed from configured path" do
+      app_file "public/production_assets/application.js", "alert();"
+      add_to_env_config "production", "config.assets.prefix = 'production_assets'"
+
+      ENV["RAILS_ENV"] = nil
+      quietly do
+        Dir.chdir(app_path){ `bundle exec rake assets:clean` }
+      end
+
+      files = Dir["#{app_path}/public/production_assets/application.js"]
+      assert_equal 0, files.length, "Expected application.js asset to be removed, but still exists"
+    end
+
+    private
+
+    def app_with_assets_in_view
+      app_file "app/assets/javascripts/application.js", "//= require_tree ."
+      app_file "app/assets/javascripts/xmlhr.js", "function f1() { alert(); }"
+      app_file "app/views/posts/index.html.erb", "<%= javascript_include_tag 'application' %>"
+
+      app_file "config/routes.rb", <<-RUBY
+        AppTemplate::Application.routes.draw do
+          match '/posts', :to => "posts#index"
+        end
+      RUBY
+    end
   end
 end