diff options
Diffstat (limited to 'railties/test/application/loading_test.rb')
-rw-r--r-- | railties/test/application/loading_test.rb | 171 |
1 files changed, 164 insertions, 7 deletions
diff --git a/railties/test/application/loading_test.rb b/railties/test/application/loading_test.rb index 47c6fd5c6e..5ad51f8476 100644 --- a/railties/test/application/loading_test.rb +++ b/railties/test/application/loading_test.rb @@ -1,6 +1,6 @@ require 'isolation/abstract_unit' -class LoadingTest < Test::Unit::TestCase +class LoadingTest < ActiveSupport::TestCase include ActiveSupport::Testing::Isolation def setup @@ -16,7 +16,7 @@ class LoadingTest < Test::Unit::TestCase @app ||= Rails.application end - def test_constants_in_app_are_autoloaded + test "constants in app are autoloaded" do app_file "app/models/post.rb", <<-MODEL class Post < ActiveRecord::Base validates_acceptance_of :title, :accept => "omg" @@ -33,7 +33,7 @@ class LoadingTest < Test::Unit::TestCase assert_equal 'omg', p.title end - def test_models_without_table_do_not_panic_on_scope_definitions_when_loaded + test "models without table do not panic on scope definitions when loaded" do app_file "app/models/user.rb", <<-MODEL class User < ActiveRecord::Base default_scope where(:published => true) @@ -63,9 +63,10 @@ class LoadingTest < Test::Unit::TestCase assert ::AppTemplate::Application.config.loaded end - def test_descendants_are_cleaned_on_each_request_without_cache_classes + test "descendants loaded after framework initialization are cleaned on each request without cache classes" do add_to_config <<-RUBY config.cache_classes = false + config.reload_classes_only_on_change = false RUBY app_file "app/models/post.rb", <<-MODEL @@ -86,11 +87,11 @@ class LoadingTest < Test::Unit::TestCase require "#{rails_root}/config/environment" setup_ar! - assert_equal [], ActiveRecord::Base.descendants + assert_equal [ActiveRecord::SchemaMigration], ActiveRecord::Base.descendants get "/load" - assert_equal [Post], ActiveRecord::Base.descendants + assert_equal [ActiveRecord::SchemaMigration, Post], ActiveRecord::Base.descendants get "/unload" - assert_equal [], ActiveRecord::Base.descendants + assert_equal [ActiveRecord::SchemaMigration], ActiveRecord::Base.descendants end test "initialize_cant_be_called_twice" do @@ -98,6 +99,162 @@ class LoadingTest < Test::Unit::TestCase assert_raise(RuntimeError) { ::AppTemplate::Application.initialize! } end + test "reload constants on development" do + add_to_config <<-RUBY + config.cache_classes = false + RUBY + + app_file 'config/routes.rb', <<-RUBY + AppTemplate::Application.routes.draw do + match '/c', :to => lambda { |env| [200, {"Content-Type" => "text/plain"}, [User.counter.to_s]] } + end + RUBY + + app_file "app/models/user.rb", <<-MODEL + class User + def self.counter; 1; end + end + MODEL + + require 'rack/test' + extend Rack::Test::Methods + + require "#{rails_root}/config/environment" + + get "/c" + assert_equal "1", last_response.body + + app_file "app/models/user.rb", <<-MODEL + class User + def self.counter; 2; end + end + MODEL + + get "/c" + assert_equal "2", last_response.body + end + + test "does not reload constants on development if custom file watcher always returns false" do + add_to_config <<-RUBY + config.cache_classes = false + config.file_watcher = Class.new do + def initialize(*); end + def updated?; false; end + end + RUBY + + app_file 'config/routes.rb', <<-RUBY + AppTemplate::Application.routes.draw do + match '/c', :to => lambda { |env| [200, {"Content-Type" => "text/plain"}, [User.counter.to_s]] } + end + RUBY + + app_file "app/models/user.rb", <<-MODEL + class User + def self.counter; 1; end + end + MODEL + + require 'rack/test' + extend Rack::Test::Methods + + require "#{rails_root}/config/environment" + + get "/c" + assert_equal "1", last_response.body + + app_file "app/models/user.rb", <<-MODEL + class User + def self.counter; 2; end + end + MODEL + + get "/c" + assert_equal "1", last_response.body + end + + test "added files (like db/schema.rb) also trigger reloading" do + add_to_config <<-RUBY + config.cache_classes = false + RUBY + + app_file 'config/routes.rb', <<-RUBY + $counter = 0 + AppTemplate::Application.routes.draw do + match '/c', :to => lambda { |env| User; [200, {"Content-Type" => "text/plain"}, [$counter.to_s]] } + end + RUBY + + app_file "app/models/user.rb", <<-MODEL + class User + $counter += 1 + end + MODEL + + require 'rack/test' + extend Rack::Test::Methods + + require "#{rails_root}/config/environment" + + get "/c" + assert_equal "1", last_response.body + + app_file "db/schema.rb", "" + + get "/c" + assert_equal "2", last_response.body + end + + test "columns migrations also trigger reloading" do + add_to_config <<-RUBY + config.cache_classes = false + RUBY + + app_file 'config/routes.rb', <<-RUBY + AppTemplate::Application.routes.draw do + match '/title', :to => lambda { |env| [200, {"Content-Type" => "text/plain"}, [Post.new.title]] } + match '/body', :to => lambda { |env| [200, {"Content-Type" => "text/plain"}, [Post.new.body]] } + end + RUBY + + app_file "app/models/post.rb", <<-MODEL + class Post < ActiveRecord::Base + end + MODEL + + require 'rack/test' + extend Rack::Test::Methods + + app_file "db/migrate/1_create_posts.rb", <<-MIGRATION + class CreatePosts < ActiveRecord::Migration + def change + create_table :posts do |t| + t.string :title, :default => "TITLE" + end + end + end + MIGRATION + + Dir.chdir(app_path) { `rake db:migrate`} + require "#{rails_root}/config/environment" + + get "/title" + assert_equal "TITLE", last_response.body + + app_file "db/migrate/2_add_body_to_posts.rb", <<-MIGRATION + class AddBodyToPosts < ActiveRecord::Migration + def change + add_column :posts, :body, :text, :default => "BODY" + end + end + MIGRATION + + Dir.chdir(app_path) { `rake db:migrate` } + + get "/body" + assert_equal "BODY", last_response.body + end + protected def setup_ar! 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