Make fills_in work with passwords

lib/webrat/page.rb

@@ -29,7 +29,7 @@ module Webrat
     # <tt>field</tt> can be either the value of a name attribute (i.e. <tt>user[email]</tt>)
     # or the text inside a <tt><label></tt> element that points at the <tt><input></tt> field.
     def fills_in(id_or_name_or_label, options = {})
-      field = find_field(id_or_name_or_label, TextField, TextareaField)
+      field = find_field(id_or_name_or_label, TextField, TextareaField, PasswordField)
       field.set(options[:with])
     end
 

test/fills_in_test.rb

@@ -21,6 +21,18 @@ class FillsInTest < Test::Unit::TestCase
     @session.clicks_button
   end
   
+  def test_should_work_with_password_fields
+    @response.stubs(:body).returns(<<-EOS)
+      <form method="post" action="/login">
+        <input id="user_text" name="user[text]" type="password" />
+        <input type="submit" />
+      </form>
+    EOS
+    @session.expects(:post_via_redirect).with("/login", "user" => {"text" => "pass"})
+    @session.fills_in "user_text", :with => "pass"
+    @session.clicks_button
+  end
+
   def test_should_fail_if_input_not_found
     @response.stubs(:body).returns(<<-EOS)
       <form method="get" action="/login">