1 files changed, 56 insertions, 0 deletions
diff --git a/railties/test/application/rake/notes_test.rb b/railties/test/application/rake/notes_test.rb
new file mode 100644
index 0000000000..4ab20afc47
--- /dev/null
+++ b/railties/test/application/rake/notes_test.rb
@@ -0,0 +1,56 @@
+require "isolation/abstract_unit"
+
+module ApplicationTests
+  module RakeTests
+    class RakeNotesTest < ActiveSupport::TestCase
+      def setup 
+        build_app
+        require "rails/all"
+      end
+
+      def teardown
+        teardown_app
+      end
+
+      test 'notes' do
+
+        app_file "app/views/home/index.html.erb", "<% # TODO: note in erb %>"
+        app_file "app/views/home/index.html.haml", "-# TODO: note in haml"
+        app_file "app/views/home/index.html.slim", "/ TODO: note in slim"
+        app_file "app/assets/javascripts/application.js.coffee", "# TODO: note in coffee"
+        app_file "app/controllers/application_controller.rb", 1000.times.map { "" }.join("\n") << "# TODO: note in ruby"
+
+        boot_rails
+        require 'rake'
+        require 'rdoc/task'
+        require 'rake/testtask'
+
+        Rails.application.load_tasks
+
+        Dir.chdir(app_path) do
+          output = `bundle exec rake notes`
+          lines = output.scan(/\[([0-9\s]+)\]/).flatten
+
+          assert_match /note in erb/, output
+          assert_match /note in haml/, output
+          assert_match /note in slim/, output
+          assert_match /note in ruby/, output
+          assert_match /note in coffee/, output
+
+          assert_equal 5, lines.size
+
+          lines.each do |line_number|
+            assert_equal 4, line_number.size
+          end
+        end
+
+      end
+
+      private
+      def boot_rails
+        super
+        require "#{app_path}/config/environment"
+      end
+    end
+  end
+end