Testing mail

Author: cvvergara

.github/workflows/ubuntu.yml

@@ -51,7 +51,7 @@ jobs:
           EOF
           sudo mv ./pgdg.pref /etc/apt/preferences.d/
           sudo apt update
-        
+
       - name: Add PostgreSQL APT repository
         run: |
           sudo apt-get purge postgresql-*
@@ -95,5 +95,7 @@ jobs:
           sudo -u postgres psql -p ${PGPORT} -c "CREATE ROLE \"${PG_RUNNER_USER}\" WITH LOGIN SUPERUSER;"
           sudo -u postgres psql -p ${PGPORT} -c "CREATE DATABASE \"${PG_RUNNER_USER}\";"
           psql -c "CREATE DATABASE ___pgr___test___;"
+          psql -d ___pgr___test___ -c 'CREATE FUNCTION add(integer, integer) RETURNS integer AS $$SELECT $1 + $2;$$ LANGUAGE SQL IMMUTABLE RETURNS NULL ON NULL INPUT;'
+          psql -d ___pgr___test___ -c "SELECT add(3,4) END;"
           bash ./tools/testers/pg_prove_tests.sh ${PG_RUNNER_USER} ${PGPORT}  Release
           psql -c "DROP DATABASE IF EXISTS ___pgr___test___;"