Remove duplication that is in the test helper. Adding tests for the passing of no content, and the wrong method used. Also ensuring that there has been a changeset added to the db when it is created.

config/database.yml

@@ -11,26 +11,26 @@
 # And be sure to use new-style password hashing:
 #   http://dev.mysql.com/doc/refman/5.0/en/old-client.html
 development:
-  adapter: mysql
+  adapter: postgresql
   database: openstreetmap
-  username: openstreetmap
-  password: openstreetmap
-  host: localhost
+  username: shaunmcdonald
+  password: postgres
+  #host: localhost
   encoding: utf8
 
 # Warning: The database defined as 'test' will be erased and
 # re-generated from your development database when you run 'rake'.
 # Do not set this db to the same as development or production.
 test:
-  adapter: mysql
+  adapter: postgresql
   database: osm_test
-  username: osm_test
-  password: osm_test
-  host: localhost
+  username: shaunmcdonald
+  password: postgres
+  #host: localhost
   encoding: utf8
 
 production:
-  adapter: mysql
+  adapter: postgresql
   database: osm
   username: osm
   password: osm

config/initializers/sql_session_store.rb

@@ -1,2 +1,2 @@
 # Use the MySQL interface for SqlSessionStore
-SqlSessionStore.session_class = MysqlSession
+SqlSessionStore.session_class = PostgresqlSession