Ensure that Rails.application.initialize! is called only once

drogus · Jul 25, 2010 · 12d6153 · 12d6153
1 parent 300cfc3
commit 12d6153
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diff --git a/railties/lib/rails/application.rb b/railties/lib/rails/application.rb
@@ -95,7 +95,9 @@ def reload_routes!
     end
 
     def initialize!
+      raise "Application has been already initialized." if @initialized
       run_initializers(self)
+      @initialized = true
       self
     end
 

diff --git a/railties/test/application/loading_test.rb b/railties/test/application/loading_test.rb
@@ -89,6 +89,11 @@ class Post < ActiveRecord::Base
     assert_equal [], ActiveRecord::Base.descendants
   end
 
+  test "initialize_cant_be_called_twice" do
+    require "#{app_path}/config/environment"
+    assert_raise(RuntimeError) { ::AppTemplate::Application.initialize! }
+  end
+
   protected
 
   def setup_ar!