Remove unnecessary view_context setup

Readme.markdown

@@ -233,7 +233,7 @@ ArticleDecorator.decorate(Article.all)   # Returns an enumeration proxy of Artic
 ```ruby
 ArticleDecorator.find(1)
 ```
-  
+
 ### In Your Views
 
 Use the new methods in your views like any other model method (ex: `@article.published_at`):
@@ -242,16 +242,6 @@ Use the new methods in your views like any other model method (ex: `@article.pub
 <h1><%= @article.title %> <%= @article.published_at %></h1>
 ```
 
-### Using in Mailers
-
-To use decorators in mailers that use helpers, you have to call `view_context` in your
-ActionMailer class.
-
-```ruby
-class ArticleMailer < ActionMailer::Base
-  default 'init-draper' => Proc.new { ArticleMailer.new.view_context }
-end
-```
 ### Integration with RSpec
 
 Using the provided generator, Draper will place specs for your new decorator in `spec/decorators/`. 

lib/draper/test/rspec_integration.rb

@@ -17,10 +17,6 @@ RSpec.configure do |config|
   config.before :type => :decorator do
     Draper::ViewContext.infect!(self)
   end
-
-  config.before :type => :view do
-    controller.view_context
-  end
 end
 
 if defined?(Capybara)
@@ -30,4 +26,3 @@ if defined?(Capybara)
     config.include Capybara::RSpecMatchers, :type => :decorator
   end
 end
-

spec/draper/view_context_spec.rb

@@ -8,4 +8,9 @@ describe Draper::ViewContext do
   it "provides a method to create a view context while testing" do
     Draper::ViewContext.should respond_to(:infect!)
   end
+
+  it "copies the controller's view context to draper" do
+    ctx = app_controller_instance.view_context
+    Draper::ViewContext.current.should == ctx
+  end
 end