Test for Moran I rate function

pg/test/0.0.1/sql/02_moran_test.sql

@@ -1,4 +1,5 @@
 \i test/fixtures/ppoints.sql
+\i test/fixtures/ppoints2.sql
 
 -- Moral functions perform some nondeterministic computations
 -- (to estimate the significance); we will set the seeds for the RNGs
@@ -10,3 +11,11 @@ SELECT ppoints.code, m.quads
   JOIN cdb_crankshaft.cdb_moran_local('ppoints', 'value') m
     ON ppoints.cartodb_id = m.ids
   ORDER BY ppoints.code;
+
+SELECT cdb_crankshaft.cdb_random_seeds(1234);
+
+SELECT ppoints2.code, m.quads
+  FROM ppoints2
+  JOIN cdb_crankshaft.cdb_moran_local_rate('ppoints2', 'numerator', 'denominator') m
+    ON ppoints2.cartodb_id = m.ids
+  ORDER BY ppoints2.code;