1 files changed, 42 insertions, 0 deletions
diff --git a/actionpack/lib/action_dispatch/testing/test_process.rb b/actionpack/lib/action_dispatch/testing/test_process.rb
new file mode 100644
index 0000000000..eae703e1b6
--- /dev/null
+++ b/actionpack/lib/action_dispatch/testing/test_process.rb
@@ -0,0 +1,42 @@
+module ActionDispatch
+  module TestProcess
+    def assigns(key = nil)
+      assigns = {}
+      @controller.instance_variable_names.each do |ivar|
+        next if ActionController::Base.protected_instance_variables.include?(ivar)
+        assigns[ivar[1..-1]] = @controller.instance_variable_get(ivar)
+      end
+
+      key.nil? ? assigns : assigns[key.to_s]
+    end
+
+    def session
+      @request.session
+    end
+
+    def flash
+      @request.flash
+    end
+
+    def cookies
+      @request.cookies.merge(@response.cookies)
+    end
+
+    def redirect_to_url
+      @response.redirect_url
+    end
+
+    # Shortcut for <tt>ARack::Test::UploadedFile.new(ActionController::TestCase.fixture_path + path, type)</tt>:
+    #
+    #   post :change_avatar, :avatar => fixture_file_upload('/files/spongebob.png', 'image/png')
+    #
+    # To upload binary files on Windows, pass <tt>:binary</tt> as the last parameter.
+    # This will not affect other platforms:
+    #
+    #   post :change_avatar, :avatar => fixture_file_upload('/files/spongebob.png', 'image/png', :binary)
+    def fixture_file_upload(path, mime_type = nil, binary = false)
+      fixture_path = ActionController::TestCase.send(:fixture_path) if ActionController::TestCase.respond_to?(:fixture_path)
+      Rack::Test::UploadedFile.new("#{fixture_path}#{path}", mime_type, binary)
+    end
+  end
+end