3 files changed, 115 insertions, 26 deletions
diff --git a/railties/test/application/initializable_test.rb b/railties/test/application/initializable_test.rb
deleted file mode 100644
index 38eaec63c0..0000000000
--- a/railties/test/application/initializable_test.rb
+++ /dev/null
@@ -1,26 +0,0 @@
-require "isolation/abstract_unit"
-
-module ApplicationTests
-  class InitializerTest < Test::Unit::TestCase
-    include ActiveSupport::Testing::Isolation
-
-    def setup
-      build_app
-      boot_rails
-    end
-
-    test "initializers only ever run once" do
-      class MyApp < Rails::Application
-        initializer :counter do
-          $counter += 1
-        end
-      end
-
-      $counter = 0
-      MyApp.initializers[:counter].run
-      MyApp.initializers[:counter].run
-
-      assert_equal 1, $counter
-    end
-  end
-end
-\ No newline at end of file
diff --git a/railties/test/application/initializer_test.rb b/railties/test/application/initializer_test.rb
index 9583e1606c..1b6af718c0 100644
--- a/railties/test/application/initializer_test.rb
+++ b/railties/test/application/initializer_test.rb
@@ -29,5 +29,30 @@ module ApplicationTests
       MyApp.new
       assert $:.include?("#{app_path}/app/models")
     end
+
+    test "adding an unknown framework raises an error" do
+      class MyApp < Rails::Application
+        config.frameworks << :action_foo
+      end
+
+      assert_raises RuntimeError do
+        MyApp.new
+      end
+    end
+
+    test "eager loading loads parent classes before children" do
+      app_file "lib/zoo.rb", <<-ZOO
+        class Zoo ; include ReptileHouse ; end
+      ZOO
+      app_file "lib/zoo/reptile_house.rb", <<-ZOO
+        module Zoo::ReptileHouse ; end
+      ZOO
+
+      Rails::Initializer.run do |config|
+        config.eager_load_paths = "#{app_path}/lib"
+      end
+
+      assert Zoo
+    end
   end
 end
 \ No newline at end of file
diff --git a/railties/test/application/plugins_test.rb b/railties/test/application/plugins_test.rb
new file mode 100644
index 0000000000..2a433ea016
--- /dev/null
+++ b/railties/test/application/plugins_test.rb
@@ -0,0 +1,90 @@
+require "isolation/abstract_unit"
+
+module ApplicationTests
+  class PluginTest < Test::Unit::TestCase
+    include ActiveSupport::Testing::Isolation
+
+    def assert_plugins(list_of_names, array_of_plugins, message=nil)
+      assert_equal list_of_names.map { |n| n.to_s }, array_of_plugins.map { |p| p.name }, message
+    end
+
+    def setup
+      build_app
+      boot_rails
+      @failure_tip = "It's likely someone has added a new plugin fixture without updating this list"
+      # Tmp hax to get tests working
+      FileUtils.cp_r "#{File.dirname(__FILE__)}/../fixtures/plugins", "#{app_path}/vendor"
+    end
+
+    test "all plugins are loaded when registered plugin list is untouched" do
+      Rails::Initializer.run { }
+      assert_plugins [
+        :a, :acts_as_chunky_bacon, :engine, :gemlike, :plugin_with_no_lib_dir, :stubby
+      ], Rails.application.config.loaded_plugins, @failure_tip
+    end
+
+    test "all plugins loaded after all" do
+      Rails::Initializer.run do |config|
+        config.plugins = [:stubby, :all, :acts_as_chunky_bacon]
+      end
+      assert_plugins [:stubby, :a, :engine, :gemlike, :plugin_with_no_lib_dir, :acts_as_chunky_bacon], Rails.application.config.loaded_plugins, @failure_tip
+    end
+
+    test "plugin names may be strings" do
+      plugin_names = ['stubby', 'acts_as_chunky_bacon', :a, :plugin_with_no_lib_dir]
+      Rails::Initializer.run do |config|
+        config.plugins = ['stubby', 'acts_as_chunky_bacon', :a, :plugin_with_no_lib_dir]
+      end
+
+      assert_plugins plugin_names, Rails.application.config.loaded_plugins, @failure_tip
+    end
+
+    test "all plugins loaded when all is used" do
+      Rails::Initializer.run do |config|
+        config.plugins = [:stubby, :acts_as_chunky_bacon, :all]
+      end
+      
+      assert_plugins [:stubby, :acts_as_chunky_bacon, :a, :engine, :gemlike, :plugin_with_no_lib_dir], Rails.application.config.loaded_plugins, @failure_tip
+    end
+
+    test "all loaded plugins are added to the load paths" do
+      Rails::Initializer.run do |config|
+        config.plugins = [:stubby, :acts_as_chunky_bacon]
+      end
+
+      assert $LOAD_PATH.include?("#{app_path}/vendor/plugins/default/stubby/lib")
+      assert $LOAD_PATH.include?("#{app_path}/vendor/plugins/default/acts/acts_as_chunky_bacon/lib")
+    end
+
+    test "registering a plugin name that does not exist raises a load error" do
+      assert_raise(LoadError) do
+        Rails::Initializer.run do |config|
+          config.plugins = [:stubby, :acts_as_a_non_existant_plugin]
+        end
+      end
+    end
+
+    test "load error messages mention missing plugins and no others" do
+      valid_plugins   = [:stubby, :acts_as_chunky_bacon]
+      invalid_plugins = [:non_existant_plugin1, :non_existant_plugin2]
+
+      begin
+        Rails::Initializer.run do |config|
+          config.plugins = [:stubby, :acts_as_chunky_bacon, :non_existant_plugin1, :non_existant_plugin2]
+        end
+        flunk "Expected a LoadError but did not get one"
+      rescue LoadError => e
+        assert_plugins valid_plugins, Rails.application.config.loaded_plugins, @failure_tip
+
+        invalid_plugins.each do |plugin|
+          assert_match(/#{plugin.to_s}/, e.message, "LoadError message should mention plugin '#{plugin}'")
+        end
+
+        valid_plugins.each do |plugin|
+          assert_no_match(/#{plugin.to_s}/, e.message, "LoadError message should not mention '#{plugin}'")
+        end
+      end
+    end
+
+  end
+end
+\ No newline at end of file