Use non-standart postgresql port for testing

.travis.yml

@@ -18,4 +18,4 @@ install:
 script:
   - make build
   - make test
-  - PGHOST=127.0.0.1 ./scripts/test_all.sh
+  - PGHOST=127.0.0.1 ./script/test_all.sh

script/test_all.sh

@@ -6,14 +6,14 @@ export PGHOST=${PGHOST:-192.168.99.100}
 export PGUSER="postgres"
 export PGPASSWORD=""
 export PGDATABASE="booktown"
-export PGPORT="5432"
+export PGPORT="15432"
 
 for i in {1..5}
 do
   export PGVERSION="9.$i"
   echo "Running tests against PostgreSQL v$PGVERSION"
   docker rm -f postgres || true
-  docker run -p 5432:5432 --name postgres -e POSTGRES_PASSWORD=$PGPASSWORD -d postgres:$PGVERSION
+  docker run -p $PGPORT:5432 --name postgres -e POSTGRES_PASSWORD=$PGPASSWORD -d postgres:$PGVERSION
   sleep 5
   make test
   echo "----------"