Merge pull request #25 from CartoDB/add-config-table-and-funcs

Config table and functions for server extension

server/extension/expected/10_config_test.out

@@ -0,0 +1,21 @@
+-- Create a conf table
+SELECT cdb_geocoder_server._config_set('cds', '{"Manolo Escobar": {"El Limonero":"En stock", "Viva el vino":"Sin stock"}}');
+ _config_set 
+-------------
+ 
+(1 row)
+
+-- Test key retrieval
+SELECT cdb_geocoder_server._config_get('cds');
+                                _config_get                                 
+----------------------------------------------------------------------------
+ {"Manolo Escobar": {"El Limonero":"En stock", "Viva el vino":"Sin stock"}}
+(1 row)
+
+-- Test returns NULL if key doesn't exist
+SELECT cdb_geocoder_server._config_get('no existe');
+ _config_get 
+-------------
+ 
+(1 row)
+

server/extension/expected/10_helper_test.out

@@ -1,15 +0,0 @@
--- Create a conf table
-CREATE TABLE conf (key TEXT PRIMARY KEY, values_json TEXT NOT NULL);
-INSERT INTO conf VALUES ('cds', '{"Manolo Escobar": {"El Limonero":"En stock", "Viva el vino":"Sin stock"}}');
--- Test key retrieval
-SELECT cdb_geocoder_server._get_conf('cds');
-                                 _get_conf                                  
-----------------------------------------------------------------------------
- {"Manolo Escobar": {"El Limonero":"En stock", "Viva el vino":"Sin stock"}}
-(1 row)
-
--- Test no key exception
-SELECT cdb_geocoder_server._get_conf('no existe');
-ERROR:  Missing key 'no existe' in conf table
--- Drop conf table
-DROP TABLE conf;