Attempt to run PostgeSQL 10 on Travis

.travis.yml

@@ -245,6 +245,37 @@ jobs:
       addons:
         postgresql: "9.6"
 
+    - stage: Test
+      php: 7.1
+      env: DB=pgsql POSTGRESQL_VERSION=10
+      sudo: required
+      services:
+        - postgresql
+      addons:
+        postgresql: "9.6"
+      before_script:
+        - bash ./tests/travis/install-postgres-10.sh
+    - stage: Test
+      php: 7.2
+      env: DB=pgsql POSTGRESQL_VERSION=10
+      sudo: required
+      services:
+        - postgresql
+      addons:
+        postgresql: "9.6"
+      before_script:
+        - bash ./tests/travis/install-postgres-10.sh
+    - stage: Test
+      php: nightly
+      env: DB=pgsql POSTGRESQL_VERSION=10
+      sudo: required
+      services:
+        - postgresql
+      addons:
+        postgresql: "9.6"
+      before_script:
+        - bash ./tests/travis/install-postgres-10.sh
+
     - stage: Coverage
       php: 7.1
       env: DB=sqlite

tests/travis/install-postgres-10.sh

+#!/usr/bin/env bash
+
+set -ex
+
+echo "Installing Postgres 10"
+sudo service postgresql stop
+sudo apt-get remove -q 'postgresql-*'
+sudo apt-get update -q
+sudo apt-get install -q postgresql-10 postgresql-client-10
+sudo cp /etc/postgresql/{9.6,10}/main/pg_hba.conf
+
+echo "Restarting Postgres 10"
+sudo service postgresql restart