Run integration tests with PostgreSQL

 * Add integration test profile that uses PostgreSQL
 * Add PostgreSQL service to the Travis build
 * Run integration tests using PostgreSQL as persistence layer when building PRs on Travis

.travis.yml

@@ -1,6 +1,7 @@
 sudo: required
 dist: trusty
 addons:
+  postgresql: "9.6"
   apt:
     packages:
       - mysql-server-5.6
@@ -11,6 +12,7 @@ jdk:
   - oraclejdk8
 services:
   - mysql
+  - postgresql
   - docker
 git:
   depth: 250
@@ -19,6 +21,7 @@ before_script:
   - cat "$TRAVIS_BUILD_DIR/travis/config/mysql/my.cnf" | sudo tee -a /etc/mysql/my.cnf
   - sudo service mysql restart
   - mysql -u root -e 'create database genie;'
+  - psql  -U postgres -c 'create database genie;'
 script: ./travis/buildViaTravis.sh
 before_cache:
   - rm -f  $HOME/.gradle/caches/modules-2/modules-2.lock

genie-web/src/test/java/com/netflix/genie/web/controllers/IntegrationTestActiveProfilesResolver.java

@@ -32,9 +32,11 @@ public class IntegrationTestActiveProfilesResolver implements ActiveProfilesReso
 
     private static final String DB_SELECTOR_ENV_VARIABLE_NAME = "INTEGRATION_TEST_DB";
     private static final String MYSQL = "mysql";
+    private static final String POSTGRESQL = "postgresql";
     private static final String HSQL_MEM = "hsql-mem";
     private final Set<String> knownDatabaseProfiles = Sets.newHashSet(
         MYSQL,
+        POSTGRESQL,
         HSQL_MEM
     );
 

genie-web/src/test/resources/application-db-postgresql.yml

@@ -0,0 +1,25 @@
+##
+#
+#  Copyright 2017 Netflix, Inc.
+#
+#     Licensed under the Apache License, Version 2.0 (the "License");
+#     you may not use this file except in compliance with the License.
+#     You may obtain a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#     Unless required by applicable law or agreed to in writing, software
+#     distributed under the License is distributed on an "AS IS" BASIS,
+#     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#     See the License for the specific language governing permissions and
+#     limitations under the License.
+#
+##
+
+spring:
+  datasource:
+    url: jdbc:postgresql://127.0.0.1/genie
+    username: postgres
+    password:
+    tomcat:
+      validation-query: select 0;

travis/buildViaTravis.sh

@@ -9,6 +9,8 @@ if [ "$TRAVIS_PULL_REQUEST" != "false" ]; then
   ./gradlew build asciidoc coveralls dockerBuildAllImages
   # Re-run genie-web integration tests with MySQL...
   INTEGRATION_TEST_DB=mysql ./gradlew genie-web:integrationTests
+  # ... and PostgreSQL
+  INTEGRATION_TEST_DB=postgresql ./gradlew genie-web:integrationTests
 elif [ "$TRAVIS_PULL_REQUEST" == "false" ] && [ "$TRAVIS_TAG" == "" ]; then
   echo -e 'Build Branch with Snapshot => Branch ['$TRAVIS_BRANCH']'
   ./gradlew -Prelease.travisci=true -PbintrayUser="${bintrayUser}" -PbintrayKey="${bintrayKey}" -PsonatypeUsername="${sonatypeUsername}" -PsonatypePassword="${sonatypePassword}" snapshot coveralls publishGhPages dockerPush