diff --git a/test/models/collection_test.rb b/test/models/collection_test.rb
index 758411c545ad260d9420ec262d722139922ee98b..242f37dbf6ab6b9861e98ca460fce83feb480b72 100644
--- a/test/models/collection_test.rb
+++ b/test/models/collection_test.rb
@@ -47,6 +47,14 @@ class CollectionTest < ActiveSupport::TestCase
 
   include ::Portalmec::SociableTests
 
+  test 'should get all collections created this week' do
+    Collection.this_week.each {|o| assert_instance_of Collection, o}
+  end
+
+  test 'should get all collections created this month' do
+    Collection.this_month.each {|o| assert_instance_of Collection, o}
+  end
+
   protected
 
   def sociable_object