Added node class and made driver's nodes inherit

lib/capybara.rb

@@ -18,6 +18,7 @@ def log(message)
 
   autoload :Server, 'capybara/server'
   autoload :Session, 'capybara/session'
+  autoload :Node, 'capybara/node'
 
   module Driver
     autoload :RackTest, 'capybara/driver/rack_test_driver'

lib/capybara/driver/culerity_driver.rb

@@ -1,7 +1,7 @@
 require 'culerity'
 
 class Capybara::Driver::Culerity
-  class Node < Struct.new(:node)
+  class Node < Capybara::Node
     def text
       node.text
     end
@@ -61,7 +61,7 @@ def body
   end
 
   def find(selector)
-    browser.elements_by_xpath(selector).map { |node| Node.new(node) }
+    browser.elements_by_xpath(selector).map { |node| Node.new(self, node) }
   end
 
 private

lib/capybara/driver/rack_test_driver.rb

@@ -2,7 +2,7 @@
 require 'nokogiri'
 
 class Capybara::Driver::RackTest
-  class Node < Struct.new(:session, :node)
+  class Node < Capybara::Node
     def text
       node.text
     end
@@ -16,7 +16,7 @@ def set(value)
       if tag_name == 'input' and %w(text password hidden file).include?(type)
         node['value'] = value.to_s
       elsif tag_name == 'input' and type == 'radio'
-        session.html.xpath("//input[@name='#{self[:name]}']").each { |node| node.remove_attribute("checked") }
+        driver.html.xpath("//input[@name='#{self[:name]}']").each { |node| node.remove_attribute("checked") }
         node['checked'] = 'checked'
       elsif tag_name == 'input' and type == 'checkbox'
         if value
@@ -36,9 +36,9 @@ def select(option)
 
     def click
       if tag_name == 'a'
-        session.visit(self[:href])
+        driver.visit(self[:href])
       elsif tag_name == 'input' and %w(submit image).include?(type)
-        Form.new(session, form).submit(self)
+        Form.new(driver, form).submit(self)
       end
     end
 
@@ -100,9 +100,9 @@ def params(button)
 
     def submit(button)
       if post?
-        session.submit(node['action'].to_s, params(button)) 
+        driver.submit(node['action'].to_s, params(button)) 
       else
-        session.visit(node['action'].to_s + '?' + params(button)) 
+        driver.visit(node['action'].to_s + '?' + params(button)) 
       end
     end
 

lib/capybara/driver/selenium_driver.rb

@@ -1,7 +1,7 @@
 require 'selenium-webdriver'
 
 class Capybara::Driver::Selenium
-  class Node < Struct.new(:node)
+  class Node < Capybara::Node
     def text
       node.text
     end
@@ -77,7 +77,7 @@ def body
   end
 
   def find(selector)
-    driver.find_elements(:xpath, selector).map { |node| Node.new(node) }
+    driver.find_elements(:xpath, selector).map { |node| Node.new(self, node) }
   end
 
 private

lib/capybara/node.rb

@@ -0,0 +1,36 @@
+class Capybara::Node
+  attr_reader :driver, :node
+
+  def initialize(driver, node)
+    @driver = driver
+    @node = node
+  end
+
+  def text
+    raise "Not implemented"
+  end
+
+  def [](name)
+    raise "Not implemented"
+  end
+
+  def value
+    self[:value]
+  end
+
+  def set(value)
+    raise "Not implemented"
+  end
+
+  def select(option)
+    raise "Not implemented"
+  end
+
+  def click
+    raise "Not implemented"
+  end
+
+  def tag_name
+    raise "Not implemented"
+  end
+end

spec/drivers_spec.rb

@@ -47,9 +47,9 @@
       end
 
       it "should allow assignment of field value" do
-        @driver.find('//input').first[:value].should == 'monkey'
+        @driver.find('//input').first.value.should == 'monkey'
         @driver.find('//input').first.set('gorilla')
-        @driver.find('//input').first[:value].should == 'gorilla'
+        @driver.find('//input').first.value.should == 'gorilla'
       end
 
       it "should extract node tag name" do