has_field? :with => foo works with textareas

lib/capybara/xpath.rb

@@ -76,6 +76,7 @@ module Capybara
     end
 
     def text_area(locator, options={})
+      options = options.merge(:text => options[:with]) if options.has_key?(:with)
       add_field(locator, "//textarea", options)
     end
 
@@ -84,6 +85,7 @@ module Capybara
     end
 
     def input_field(type, locator, options={})
+      options = options.merge(:value => options[:with]) if options.has_key?(:with)
       add_field(locator, "//input[@type='#{type}']", options)
     end
 
@@ -133,7 +135,8 @@ module Capybara
     def extract_postfix(options)
       options.inject("") do |postfix, (key, value)|
         case key
-          when :with      then postfix += "[@value=#{s(value)}]"
+          when :value     then postfix += "[@value=#{s(value)}]"
+          when :text      then postfix += "[text()=#{s(value)}]"
           when :checked   then postfix += "[@checked]"
           when :unchecked then postfix += "[not(@checked)]"
         end

spec/dsl/has_field_spec.rb

@@ -19,11 +19,13 @@ shared_examples_for "has_field" do
         @session.should have_field('First Name', :with => 'John')  
         @session.should have_field('Phone', :with => '+1 555 7021')  
         @session.should have_field('Street', :with => 'Sesame street 66')  
+        @session.should have_field('Description', :with => 'Descriptive text goes here')
       end
 
       it "should be false if the given field is not on the page" do
         @session.should_not have_field('First Name', :with => 'Peter')  
         @session.should_not have_field('Wrong Name', :with => 'John')  
+        @session.should_not have_field('Description', :with => 'Monkey')
       end
     end
   end
@@ -44,11 +46,13 @@ shared_examples_for "has_field" do
         @session.should_not have_no_field('First Name', :with => 'John')  
         @session.should_not have_no_field('Phone', :with => '+1 555 7021')  
         @session.should_not have_no_field('Street', :with => 'Sesame street 66')  
+        @session.should_not have_no_field('Description', :with => 'Descriptive text goes here')
       end
 
       it "should be true if the given field is not on the page" do
         @session.should have_no_field('First Name', :with => 'Peter')  
         @session.should have_no_field('Wrong Name', :with => 'John')  
+        @session.should have_no_field('Description', :with => 'Monkey')
       end
     end
   end