Add simple response object

lib/zero/all.rb

@@ -2,3 +2,4 @@ require_relative 'controller'
 require_relative 'router'
 require_relative 'renderer'
 require_relative 'request'
+require_relative 'response'

lib/zero/response.rb

@@ -0,0 +1,19 @@
+module Zero
+
+  # This is the representation of a response
+  #
+  class Response
+    attr_accessor :status, :header, :body
+
+    # Returns the data of the response as an array:
+    # [status, header, body]
+    # to be usable by any webserver
+    #
+    # @return Array
+    #
+    def to_a()
+      [@status, @header, @body]
+    end
+
+  end
+end

spec/unit/response/response_spec.rb

@@ -0,0 +1,19 @@
+require 'spec_helper'
+
+describe Zero::Response, '#finish' do
+  subject { Zero::Response.new() }
+  
+  it "returns an array within status header and body" do
+    subject.status = 200
+    subject.header = {}
+    subject.body   = []
+
+    value = subject.to_a
+
+    value.should be_an_instance_of(Array)
+    value[0].should eq(200) # Status code
+    value[1].should eq({})  # Headers
+    value[2].should eq([])  # Body
+  end
+
+end