Moving admin0 to common extension dir (WIP)

geocoder/extension/expected/cdb_geocoder_admin0_test.out

@@ -0,0 +1,39 @@
+CREATE EXTENSION postgis;
+CREATE EXTENSION schema_triggers;
+CREATE EXTENSION plpythonu;
+CREATE EXTENSION cartodb;
+CREATE EXTENSION cdb_geocoder_admin0;
+-- Check that the synonym function is callable, should return NULL
+SELECT (admin0_synonym_lookup(Array['United States', 'ESP'])).*;
+       q       | adm0_a3 
+---------------+---------
+ United States | 
+ ESP           | 
+(2 rows)
+
+-- Check that the geocoding function is callable, should return success = false
+SELECT (geocode_admin0_polygons(Array['Spain', 'USA', ''])).*;
+   q   | geom | success 
+-------+------+---------
+       |      | f
+ Spain |      | f
+ USA   |      | f
+(3 rows)
+
+-- Mock the varnish invalidation function
+CREATE OR REPLACE FUNCTION public.cdb_invalidate_varnish(table_name text) RETURNS void AS $$
+BEGIN
+  RETURN;
+END
+$$
+LANGUAGE plpgsql;
+-- Add a few synonyms
+COPY admin0_synonyms (name, rank, created_at, updated_at, the_geom, the_geom_webmercator, cartodb_id, adm0_a3, name_) FROM stdin;
+-- Check that the synonym function is callable, should return their iso codes
+SELECT (admin0_synonym_lookup(Array['United States', 'ESP'])).*;
+       q       | adm0_a3 
+---------------+---------
+ ESP           | ESP
+ United States | USA
+(2 rows)
+