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diff --git a/vendor/rails/activeresource/test/format_test.rb b/vendor/rails/activeresource/test/format_test.rb
new file mode 100644
index 0000000..a564ee0
--- /dev/null
+++ b/vendor/rails/activeresource/test/format_test.rb
@@ -0,0 +1,112 @@
+require 'abstract_unit'
+require "fixtures/person"
+require "fixtures/street_address"
+
+class FormatTest < Test::Unit::TestCase
+  def setup
+    @matz  = { :id => 1, :name => 'Matz' }
+    @david = { :id => 2, :name => 'David' }
+
+    @programmers = [ @matz, @david ]
+  end
+
+  def test_http_format_header_name
+    header_name = ActiveResource::Connection::HTTP_FORMAT_HEADER_NAMES[:get]
+    assert_equal 'Accept', header_name
+
+    headers_names = [ActiveResource::Connection::HTTP_FORMAT_HEADER_NAMES[:put], ActiveResource::Connection::HTTP_FORMAT_HEADER_NAMES[:post]]
+    headers_names.each{|header_name| assert_equal 'Content-Type', header_name}
+  end
+
+  def test_formats_on_single_element
+    for format in [ :json, :xml ]
+      using_format(Person, format) do
+        ActiveResource::HttpMock.respond_to.get "/people/1.#{format}", {'Accept' => ActiveResource::Formats[format].mime_type}, ActiveResource::Formats[format].encode(@david)
+        assert_equal @david[:name], Person.find(1).name
+      end
+    end
+  end
+
+  def test_formats_on_collection
+    for format in [ :json, :xml ]
+      using_format(Person, format) do
+        ActiveResource::HttpMock.respond_to.get "/people.#{format}", {'Accept' => ActiveResource::Formats[format].mime_type}, ActiveResource::Formats[format].encode(@programmers)
+        remote_programmers = Person.find(:all)
+        assert_equal 2, remote_programmers.size
+        assert remote_programmers.select { |p| p.name == 'David' }
+      end
+    end
+  end
+
+  def test_formats_on_custom_collection_method
+    for format in [ :json, :xml ]
+      using_format(Person, format) do
+        ActiveResource::HttpMock.respond_to.get "/people/retrieve.#{format}?name=David", {'Accept' => ActiveResource::Formats[format].mime_type}, ActiveResource::Formats[format].encode([@david])
+        remote_programmers = Person.get(:retrieve, :name => 'David')
+        assert_equal 1, remote_programmers.size
+        assert_equal @david[:id], remote_programmers[0]['id']
+        assert_equal @david[:name], remote_programmers[0]['name']
+      end
+    end
+  end
+
+  def test_formats_on_custom_element_method
+    for format in [ :json, :xml ]
+      using_format(Person, format) do
+        ActiveResource::HttpMock.respond_to do |mock|
+          mock.get "/people/2.#{format}", {'Accept' => ActiveResource::Formats[format].mime_type}, ActiveResource::Formats[format].encode(@david)
+          mock.get "/people/2/shallow.#{format}", {'Accept' => ActiveResource::Formats[format].mime_type}, ActiveResource::Formats[format].encode(@david)
+        end
+        remote_programmer = Person.find(2).get(:shallow)
+        assert_equal @david[:id], remote_programmer['id']
+        assert_equal @david[:name], remote_programmer['name']
+      end
+    end
+
+    for format in [ :json, :xml ]
+      ryan = ActiveResource::Formats[format].encode({ :name => 'Ryan' })
+      using_format(Person, format) do
+        remote_ryan = Person.new(:name => 'Ryan')
+        ActiveResource::HttpMock.respond_to.post "/people.#{format}", {'Content-Type' => ActiveResource::Formats[format].mime_type}, ryan, 201, {'Location' => "/people/5.#{format}"}
+        remote_ryan.save
+
+        remote_ryan = Person.new(:name => 'Ryan')
+        ActiveResource::HttpMock.respond_to.post "/people/new/register.#{format}", {'Content-Type' => ActiveResource::Formats[format].mime_type}, ryan, 201, {'Location' => "/people/5.#{format}"}
+        assert_equal ActiveResource::Response.new(ryan, 201, {'Location' => "/people/5.#{format}"}), remote_ryan.post(:register)
+      end
+    end
+  end
+
+  def test_setting_format_before_site
+    resource = Class.new(ActiveResource::Base)
+    resource.format = :json
+    resource.site   = 'http://37s.sunrise.i:3000'
+    assert_equal ActiveResource::Formats[:json], resource.connection.format
+  end
+
+  def test_serialization_of_nested_resource
+   address  = { :street => '12345 Street' }
+   person  = { :name=> 'Rus', :address => address}
+
+   [:json, :xml].each do |format|
+     encoded_person = ActiveResource::Formats[format].encode(person)
+     assert_match /12345 Street/, encoded_person
+     remote_person = Person.new(person.update({:address => StreetAddress.new(address)}))
+     assert_kind_of StreetAddress, remote_person.address
+     using_format(Person, format) do
+       ActiveResource::HttpMock.respond_to.post "/people.#{format}", {'Content-Type' => ActiveResource::Formats[format].mime_type}, encoded_person, 201, {'Location' => "/people/5.#{format}"}
+       remote_person.save
+     end
+   end
+ end
+
+  private
+    def using_format(klass, mime_type_reference)
+      previous_format = klass.format
+      klass.format = mime_type_reference
+
+      yield
+    ensure
+      klass.format = previous_format
+    end
+end