Testing with templatedb

    - postgresql-9.6-postgis-2.4

before_install:

  - psql -c 'create database travis_ci_test;' -U postgres

  - psql -U postgres -c "create extension postgis"

  # Create the template database that is used to instantiate the test DB 

  - psql -c 'create database template_postgis;' -U postgres

  - psql template_postgis -U postgres -c "create extension postgis"

  - psql template_postgis -c "create extension postgis_topology"

  - psql -d template_postgis -c "GRANT ALL ON geometry_columns TO PUBLIC;"

  - psql -d template_postgis -c "GRANT ALL ON geography_columns TO PUBLIC;"

  - psql -d template_postgis -c "GRANT ALL ON spatial_ref_sys TO PUBLIC;"

install:

  # We do this conditionally because it saves us some downloading if the