Merge branch 'master' of git@github.com:rails/rails

2 files changed, 47 insertions, 67 deletions

diff --git a/actionpack/lib/action_controller/assertions/routing_assertions.rb b/actionpack/lib/action_controller/assertions/routing_assertions.rb
index 312b4e228b..8a837c592c 100644
--- a/actionpack/lib/action_controller/assertions/routing_assertions.rb
+++ b/actionpack/lib/action_controller/assertions/routing_assertions.rb
@@ -10,32 +10,32 @@ module ActionController
       # and a :method containing the required HTTP verb.
       #
       #   # assert that POSTing to /items will call the create action on ItemsController
-      #   assert_recognizes({:controller => 'items', :action => 'create'}, {:path => 'items', :method => :post})
+      #   assert_recognizes {:controller => 'items', :action => 'create'}, {:path => 'items', :method => :post}
       #
       # You can also pass in +extras+ with a hash containing URL parameters that would normally be in the query string.  This can be used
       # to assert that values in the query string string will end up in the params hash correctly.  To test query strings you must use the
       # extras argument, appending the query string on the path directly will not work.  For example:
       #
       #   # assert that a path of '/items/list/1?view=print' returns the correct options
-      #   assert_recognizes({:controller => 'items', :action => 'list', :id => '1', :view => 'print'}, 'items/list/1', { :view => "print" })
+      #   assert_recognizes {:controller => 'items', :action => 'list', :id => '1', :view => 'print'}, 'items/list/1', { :view => "print" }
       #
       # The +message+ parameter allows you to pass in an error message that is displayed upon failure.
       #
       # ==== Examples
       #   # Check the default route (i.e., the index action)
-      #   assert_recognizes({:controller => 'items', :action => 'index'}, 'items')
+      #   assert_recognizes {:controller => 'items', :action => 'index'}, 'items'
       #
       #   # Test a specific action
-      #   assert_recognizes({:controller => 'items', :action => 'list'}, 'items/list')
+      #   assert_recognizes {:controller => 'items', :action => 'list'}, 'items/list'
       #
       #   # Test an action with a parameter
-      #   assert_recognizes({:controller => 'items', :action => 'destroy', :id => '1'}, 'items/destroy/1')
+      #   assert_recognizes {:controller => 'items', :action => 'destroy', :id => '1'}, 'items/destroy/1'
       #
       #   # Test a custom route
-      #   assert_recognizes({:controller => 'items', :action => 'show', :id => '1'}, 'view/item1')
+      #   assert_recognizes {:controller => 'items', :action => 'show', :id => '1'}, 'view/item1'
       #
       #   # Check a Simply RESTful generated route
-      #   assert_recognizes(list_items_url, 'items/list')
+      #   assert_recognizes list_items_url, 'items/list'
       def assert_recognizes(expected_options, path, extras={}, message=nil)
         if path.is_a? Hash
           request_method = path[:method]
@@ -67,13 +67,13 @@ module ActionController
       #
       # ==== Examples
       #   # Asserts that the default action is generated for a route with no action
-      #   assert_generates("/items", :controller => "items", :action => "index")
+      #   assert_generates "/items", :controller => "items", :action => "index"
       #
       #   # Tests that the list action is properly routed
-      #   assert_generates("/items/list", :controller => "items", :action => "list")
+      #   assert_generates "/items/list", :controller => "items", :action => "list"
       #
       #   # Tests the generation of a route with a parameter
-      #   assert_generates("/items/list/1", { :controller => "items", :action => "list", :id => "1" })
+      #   assert_generates "/items/list/1", { :controller => "items", :action => "list", :id => "1" }
       #
       #   # Asserts that the generated route gives us our custom route
       #   assert_generates "changesets/12", { :controller => 'scm', :action => 'show_diff', :revision => "12" }
@@ -104,19 +104,19 @@ module ActionController
       #
       # ==== Examples
       #  # Assert a basic route: a controller with the default action (index)
-      #  assert_routing('/home', :controller => 'home', :action => 'index')
+      #  assert_routing '/home', :controller => 'home', :action => 'index'
       #
       #  # Test a route generated with a specific controller, action, and parameter (id)
-      #  assert_routing('/entries/show/23', :controller => 'entries', :action => 'show', id => 23)
+      #  assert_routing '/entries/show/23', :controller => 'entries', :action => 'show', id => 23
       #
       #  # Assert a basic route (controller + default action), with an error message if it fails
-      #  assert_routing('/store', { :controller => 'store', :action => 'index' }, {}, {}, 'Route for store index not generated properly')
+      #  assert_routing '/store', { :controller => 'store', :action => 'index' }, {}, {}, 'Route for store index not generated properly'
       #
       #  # Tests a route, providing a defaults hash
       #  assert_routing 'controller/action/9', {:id => "9", :item => "square"}, {:controller => "controller", :action => "action"}, {}, {:item => "square"}
       #
       #  # Tests a route with a HTTP method
-      #  assert_routing({ :method => 'put', :path => '/product/321' }, { :controller => "product", :action => "update", :id => "321" })
+      #  assert_routing { :method => 'put', :path => '/product/321' }, { :controller => "product", :action => "update", :id => "321" }
       def assert_routing(path, options, defaults={}, extras={}, message=nil)
         assert_recognizes(options, path, extras, message)
 
diff --git a/actionpack/lib/action_controller/assertions/selector_assertions.rb b/actionpack/lib/action_controller/assertions/selector_assertions.rb
index 9114894b1d..bcbb570e4b 100644
--- a/actionpack/lib/action_controller/assertions/selector_assertions.rb
+++ b/actionpack/lib/action_controller/assertions/selector_assertions.rb
@@ -396,54 +396,31 @@ module ActionController
       #   # The same, but shorter.
       #   assert_select "ol>li", 4
       def assert_select_rjs(*args, &block)
-        rjs_type = nil
-        arg      = args.shift
+        rjs_type = args.first.is_a?(Symbol) ? args.shift : nil
+        id       = args.first.is_a?(String) ? args.shift : nil
 
         # If the first argument is a symbol, it's the type of RJS statement we're looking
         # for (update, replace, insertion, etc). Otherwise, we're looking for just about
         # any RJS statement.
-        if arg.is_a?(Symbol)
-          rjs_type = arg
-
+        if rjs_type
           if rjs_type == :insert
-            arg = args.shift
-            position  = arg
-            insertion = "insert_#{arg}".to_sym
-            raise ArgumentError, "Unknown RJS insertion type #{arg}" unless RJS_STATEMENTS[insertion]
+            position  = args.shift
+            insertion = "insert_#{position}".to_sym
+            raise ArgumentError, "Unknown RJS insertion type #{position}" unless RJS_STATEMENTS[insertion]
             statement = "(#{RJS_STATEMENTS[insertion]})"
           else
             raise ArgumentError, "Unknown RJS statement type #{rjs_type}" unless RJS_STATEMENTS[rjs_type]
             statement = "(#{RJS_STATEMENTS[rjs_type]})"
           end
-          arg = args.shift
         else
           statement = "#{RJS_STATEMENTS[:any]}"
         end
-        position ||= Regexp.new(RJS_INSERTIONS.join('|'))
 
         # Next argument we're looking for is the element identifier. If missing, we pick
-        # any element.
-        if arg.is_a?(String)
-          id = Regexp.quote(arg)
-          arg = args.shift
-        else
-          id = "[^\"]*"
-        end
-
-        pattern =
-          case rjs_type
-            when :chained_replace, :chained_replace_html
-              Regexp.new("\\$\\(\"#{id}\"\\)#{statement}\\(#{RJS_PATTERN_HTML}\\)", Regexp::MULTILINE)
-            when :remove, :show, :hide, :toggle
-              Regexp.new("#{statement}\\(\"#{id}\"\\)")
-            when :replace, :replace_html
-              Regexp.new("#{statement}\\(\"#{id}\", #{RJS_PATTERN_HTML}\\)")
-            when :insert, :insert_html
-              Regexp.new("Element.insert\\(\\\"#{id}\\\", \\{ #{position}: #{RJS_PATTERN_HTML} \\}\\);")
-             else
-              Regexp.union(Regexp.new("#{statement}\\(\"#{id}\", #{RJS_PATTERN_HTML}\\)"),
-                Regexp.new("Element.insert\\(\\\"#{id}\\\", \\{ #{position}: #{RJS_PATTERN_HTML} \\}\\);"))
-           end
+        # any element, otherwise we replace it in the statement.
+        pattern = Regexp.new(
+          id ? statement.gsub(RJS_ANY_ID, "\"#{id}\"") : statement
+        )
 
         # Duplicate the body since the next step involves destroying it.
         matches = nil
@@ -472,7 +449,13 @@ module ActionController
           matches
         else
           # RJS statement not found.
-          flunk args.shift || "No RJS statement that replaces or inserts HTML content."
+          case rjs_type
+            when :remove, :show, :hide, :toggle
+              flunk_message = "No RJS statement that #{rjs_type.to_s}s '#{id}' was rendered."
+            else
+              flunk_message = "No RJS statement that replaces or inserts HTML content."
+          end
+          flunk args.shift || flunk_message
         end
       end
 
@@ -582,26 +565,23 @@ module ActionController
 
       protected
         unless const_defined?(:RJS_STATEMENTS)
-          RJS_STATEMENTS = {
-            :replace              => /Element\.replace/,
-            :replace_html         => /Element\.update/,
-            :chained_replace      => /\.replace/,
-            :chained_replace_html => /\.update/,
-            :remove               => /Element\.remove/,
-            :show                 => /Element\.show/,
-            :hide                 => /Element\.hide/,
-            :toggle                 => /Element\.toggle/
+          RJS_PATTERN_HTML  = "\"((\\\\\"|[^\"])*)\""
+          RJS_ANY_ID        = "\"([^\"])*\""
+          RJS_STATEMENTS    = {
+            :chained_replace      => "\\$\\(#{RJS_ANY_ID}\\)\\.replace\\(#{RJS_PATTERN_HTML}\\)",
+            :chained_replace_html => "\\$\\(#{RJS_ANY_ID}\\)\\.update\\(#{RJS_PATTERN_HTML}\\)",
+            :replace_html         => "Element\\.update\\(#{RJS_ANY_ID}, #{RJS_PATTERN_HTML}\\)",
+            :replace              => "Element\\.replace\\(#{RJS_ANY_ID}, #{RJS_PATTERN_HTML}\\)"
           }
-          RJS_STATEMENTS[:any] = Regexp.new("(#{RJS_STATEMENTS.values.join('|')})")
-          RJS_PATTERN_HTML = /"((\\"|[^"])*)"/
-          RJS_INSERTIONS = [:top, :bottom, :before, :after]
+          [:remove, :show, :hide, :toggle].each do |action|
+            RJS_STATEMENTS[action] = "Element\\.#{action}\\(#{RJS_ANY_ID}\\)"
+          end
+          RJS_INSERTIONS = ["top", "bottom", "before", "after"]
           RJS_INSERTIONS.each do |insertion|
-            RJS_STATEMENTS["insert_#{insertion}".to_sym] = /Element.insert\(\"([^\"]*)\", \{ #{insertion.to_s.downcase}: #{RJS_PATTERN_HTML} \}\);/
+            RJS_STATEMENTS["insert_#{insertion}".to_sym] = "Element.insert\\(#{RJS_ANY_ID}, \\{ #{insertion}: #{RJS_PATTERN_HTML} \\}\\)"
           end
-          RJS_STATEMENTS[:insert_html] = Regexp.new(RJS_INSERTIONS.collect do |insertion|
-            /Element.insert\(\"([^\"]*)\", \{ #{insertion.to_s.downcase}: #{RJS_PATTERN_HTML} \}\);/
-          end.join('|'))
-          RJS_PATTERN_EVERYTHING = Regexp.new("#{RJS_STATEMENTS[:any]}\\(\"([^\"]*)\", #{RJS_PATTERN_HTML}\\)", Regexp::MULTILINE)
+          RJS_STATEMENTS[:insert_html] = "Element.insert\\(#{RJS_ANY_ID}, \\{ (#{RJS_INSERTIONS.join('|')}): #{RJS_PATTERN_HTML} \\}\\)"
+          RJS_STATEMENTS[:any] = Regexp.new("(#{RJS_STATEMENTS.values.join('|')})")
           RJS_PATTERN_UNICODE_ESCAPED_CHAR = /\\u([0-9a-zA-Z]{4})/
         end
 
@@ -615,8 +595,8 @@ module ActionController
             root = HTML::Node.new(nil)
 
             while true
-              next if body.sub!(RJS_PATTERN_EVERYTHING) do |match|
-                html = unescape_rjs($3)
+              next if body.sub!(RJS_STATEMENTS[:any]) do |match|
+                html = unescape_rjs(match)
                 matches = HTML::Document.new(html).root.children.select { |n| n.tag? }
                 root.children.concat matches
                 ""