Ruby 1.9 compatibility: Avoid calling #to_s on Arrays

[#249 state:resolved]

History.txt

@@ -24,15 +24,16 @@
 * Bug fixes
 
   * Translate CSS and image paths with single quotes in save_and_open_page (Erin Staniland)
+  * Ruby 1.9 compatibility: Avoid calling #to_s on Arrays (Jakub Kuźma)
 
 == 0.4.4 / 2009-04-06
 
 * Major enhancements
 
   * Make selenium process management code more robust and informative
-  
+
 * Minor enhancements
-  
+
   * Add support for Rails javascript post links (Mark Menard)
   * Upgrade selenium-client dependency to 1.2.14, and update for new waiting
     API (Balint Erdi)
@@ -43,7 +44,7 @@
   * Don't create a new instance of WWW::Mechanize for each request
     (Mark Menard)
   * Select fields with duplicate selected options sent an incorrect value (Noah Davis)
-  
+
 == 0.4.3 / 2009-03-17
 
 * Minor enhancements
@@ -53,7 +54,7 @@
   * Initial Merb and Sinatra compatibility for Selenium mode (Corey Donohoe)
   * When faced with a label with no for attribute, that contains a hidden field
     and another field, as can be the case in Rails 2.3's checkbox view,
-    webrat now locates the non-hidden field. (Luke Melia) 
+    webrat now locates the non-hidden field. (Luke Melia)
   * Add application_framework config for Selenium mode to determine how to
     start and stop the app server (Corey Donohoe)
 
@@ -69,7 +70,7 @@
     attributes in a hash and :count and :content options. See
     have_selector_spec.rb for more.
   * Add the same functionality mentioned above to have_xpath
-    
+
 * Minor enhancements
 
   * Squeeze extra whitespace out of failures messages from contain
@@ -96,7 +97,7 @@
     redirected to (Adam Greene)
   * Recognize input tags with type button (Lena Herrmann)
   * Add uncheck method to Selenium mode (Lee Bankewitz)
-    
+
 * Bug fixes
 
   * Make requests to a Rails app using a full URL instead of a relative path. This change
@@ -107,7 +108,7 @@
     to behave correctly (Noah Davis)
   * Switch to using selenium.click instead of .check when checking a checkbox
     (Noah Davis)
-  * Create tmp/pids directory if directory does not exist. (Amos King and Mike Gaffney)  
+  * Create tmp/pids directory if directory does not exist. (Amos King and Mike Gaffney)
   * Setup deprecated writers for the selenium_environment= and selenium_port= config
   * Ensure the previous pages params aren't passed through redirect (Daniel Lucraft and
     Bryan Helmkamp)
@@ -183,7 +184,7 @@
   * Added save_and_open_screengrab for Selenium mode (Luke Melia)
 
 * Bug fixes
-  
+
   * field_labeled should disregard labels without matching fields (Kyle Hargraves)
   * Fixed bug where Scope was creating a new DOM rather than re-using the existing DOM.
     [#105] (Zach Dennis)

lib/webrat/core/elements/field.rb

@@ -134,7 +134,8 @@ module Webrat
     end
 
     def escaped_value
-      CGI.escape(@value.to_s)
+      value = @value.respond_to?(:join) ? @value.join : @value
+      value ? CGI.escape(value) : ""
     end
 
     def labels