crete positions while collecting objects

clear two phase lifecycle for positions
always created invalid and set later
new does not auto add to cache
but create and get_or_create do

test/risc/test_collector.rb

@@ -13,17 +13,23 @@ module Risc
     end
 
     def test_collect_all_types
-      Risc::Collector.collect_space.each do |id, objekt|
+      Risc::Collector.collect_space.each do |objekt , position|
         next unless objekt.is_a?( Parfait::Type )
         assert Parfait.object_space.get_type_for( objekt.hash ) , objekt.hash
       end
     end
 
     def test_allowed_types
-      Risc::Collector.collect_space.each do |id, objekt|
+      Risc::Collector.collect_space.each do |objekt , position|
         next if objekt.is_a?( Parfait::Object )
         next if objekt.is_a?( Symbol )
-        assert_equal 1 , objekt.class
+        assert false
+      end
+    end
+    def test_positions
+      Risc::Collector.collect_space.each do |objekt , position|
+        assert_equal Position , position.class
+        assert !position.valid?
       end
     end
   end