- check prefix options in collection_path

activeresource/lib/active_resource/base.rb

@@ -665,6 +665,7 @@ module ActiveResource
       #   # => /posts/5/comments.xml?active=1
       #
       def collection_path(prefix_options = {}, query_options = nil)
+        check_prefix_options(prefix_options)
         prefix_options, query_options = split_options(prefix_options) if query_options.nil?
         "#{prefix(prefix_options)}#{collection_name}.#{format.extension}#{query_string(query_options)}"
       end

activeresource/test/cases/base_test.rb

@@ -477,7 +477,7 @@ class BaseTest < Test::Unit::TestCase
 
   def test_custom_element_path_without_required_prefix_param
     assert_raise ActiveResource::MissingPrefixParam do
-      assert_equal '/people/1/addresses/1.xml', StreetAddress.element_path(1)
+      StreetAddress.element_path(1)
     end
   end
 
@@ -519,6 +519,12 @@ class BaseTest < Test::Unit::TestCase
     assert_equal '/people/1/addresses/1.xml?type=work', StreetAddress.element_path(1, {:person_id => 1}, {:type => 'work'})
   end
 
+  def test_custom_collection_path_without_required_prefix_param
+    assert_raise ActiveResource::MissingPrefixParam do
+      StreetAddress.collection_path
+    end
+  end
+
   def test_custom_collection_path
     assert_equal '/people/1/addresses.xml', StreetAddress.collection_path(:person_id => 1)
     assert_equal '/people/1/addresses.xml', StreetAddress.collection_path('person_id' => 1)