Index: library/mongodb/tests/nx-mongo.test
===================================================================
diff -u -rcef3de5c4f65e767d0c66389bacc77bc3c2e5a68 -r64cdee65763cc97c7ae64f6b522c1dee4707ed6e
--- library/mongodb/tests/nx-mongo.test	(.../nx-mongo.test)	(revision cef3de5c4f65e767d0c66389bacc77bc3c2e5a68)
+++ library/mongodb/tests/nx-mongo.test	(.../nx-mongo.test)	(revision 64cdee65763cc97c7ae64f6b522c1dee4707ed6e)
@@ -13,29 +13,30 @@
 # Establish connection to the database
 ? {::nx::mongo::db connect -db "tutorial"} mongoc_client_t:0
 
-# Make sure, we start always from scratch
-
-nx::mongo::db delete tutorial.persons {}
-
 #
 # Create or lookup collection handle; the first operation is a create,
 # the second a lookup.
 #
 ? {::nx::mongo::db collection tutorial.persons} "mongoc_collection_t:0"
 ? {::nx::mongo::db collection tutorial.persons} "mongoc_collection_t:0"
 
-if {[::mongo::collection::count [::nx::mongo::db collection tutorial.persons] {}] > 0} {
-  # when we create a capped colletion, we have to use "drop collection" to get rid of it.
-  nx::mongo::db drop collection persons
-}
+#
+# When we create a capped colletion, we cannot use
+#
+#  nx::mongo::db delete tutorial.persons {}
+#
+# but have to use "drop collection" to get rid of it (this is enforced
+# by MongoDB 2.6.3 or newer).
 
+nx::mongo::db drop collection persons
+
 #
 # Create the application class "Person"
 #
 ? {
   nx::mongo::Class create Person {
     :index name
-    
+
     :property name:required
     :property projects:0..n {set :incremental 1}
     :property age:integer
@@ -49,8 +50,8 @@
 ? { nsf::is object [set p [Person new -name Gustaf -projects {nsf nx nxmongo} -age 53]]} 1
 ? { nx::mongo::db is_oid [$p save]} 1
 ? { $p destroy; nsf::is object $p} 0
-  
 
+
 #
 # The insert operation of above can be achieved with less typing via
 # the conveniance method "insert":