1 files changed, 55 insertions, 0 deletions
diff --git a/railties/test/application/initializers/initializers_test.rb b/railties/test/application/initializers/initializers_test.rb
new file mode 100644
index 0000000000..0c3de7ce33
--- /dev/null
+++ b/railties/test/application/initializers/initializers_test.rb
@@ -0,0 +1,55 @@
+require "isolation/abstract_unit"
+
+module ApplicationTests
+  class InitializersTest < Test::Unit::TestCase
+    include ActiveSupport::Testing::Isolation
+
+    def setup
+      build_app
+      boot_rails
+      FileUtils.rm_rf "#{app_path}/config/environments"
+    end
+
+    test "load initializers" do
+      app_file "config/initializers/foo.rb", "$foo = true"
+      require "#{app_path}/config/environment"
+      assert $foo
+    end
+
+    test "after_initialize block works correctly" do
+      add_to_config <<-RUBY
+        config.root = "#{app_path}"
+        config.after_initialize { $test_after_initialize_block1 = "success" }
+        config.after_initialize { $test_after_initialize_block2 = "congratulations" }
+      RUBY
+      require "#{app_path}/config/environment"
+
+      assert_equal "success", $test_after_initialize_block1
+      assert_equal "congratulations", $test_after_initialize_block2
+    end
+
+    test "after_initialize block works correctly when no block is passed" do
+      add_to_config <<-RUBY
+        config.root = "#{app_path}"
+        config.after_initialize { $test_after_initialize_block1 = "success" }
+        config.after_initialize # don't pass a block, this is what we're testing!
+        config.after_initialize { $test_after_initialize_block2 = "congratulations" }
+      RUBY
+      require "#{app_path}/config/environment"
+
+      assert_equal "success", $test_after_initialize_block1
+      assert_equal "congratulations", $test_after_initialize_block2
+    end
+
+    test "after_initialize runs after frameworks have been initialized" do
+      $activerecord_configurations = nil
+      add_to_config <<-RUBY
+        config.after_initialize { $activerecord_configurations = ActiveRecord::Base.configurations }
+      RUBY
+
+      require "#{app_path}/config/environment"
+      assert $activerecord_configurations
+      assert $activerecord_configurations['development']
+    end
+  end
+end