Run integration tests on travis (#4344)

.travis.yml

@@ -3,18 +3,29 @@ language: java
 jdk:
   - oraclejdk8
 
-install: true
-
-# The script execution consists of 4 steps:
-# 1) Increase the jvm max heap size. Strict compilation in 2) requires more than 2 GB.
-# 2) Strict compilation using error-prone
-# 3) Reset the maven options. Parallel testing in 4) launches 2 processes, each requires 1 GB of memory. Increasing the maximum memory may cause OutOfMemory error because the instance of Travis has 4 GB of memory space.
-# 4) Parallel unit testing
-# Using && instead of independent script steps to make Travis build fail faster, if each step is not successful
-script: echo "MAVEN_OPTS='-Xmx3000m'" > ~/.mavenrc && mvn clean -Pstrict -pl '!benchmarks' compile test-compile -B && rm ~/.mavenrc && mvn test -B -Pparallel-test -Dmaven.fork.count=2
-
-sudo: false
-
 cache:
   directories:
     - $HOME/.m2
+
+matrix:
+  include:
+    - sudo: false
+      install: true
+      script:
+        # The script execution consists of 4 steps:
+        # 1) Increase the jvm max heap size. Strict compilation in 2) requires more than 2 GB.
+        # 2) Strict compilation using error-prone
+        # 3) Reset the maven options. Parallel testing in 4) launches 2 processes, each requires 1 GB of memory. Increasing the maximum memory may cause OutOfMemory error because the instance of Travis has 4 GB of memory space.
+        # 4) Parallel unit testing
+        # Using && instead of independent script steps to make Travis build fail faster, if each step is not successful
+        - echo "MAVEN_OPTS='-Xmx3000m'" > ~/.mavenrc && mvn clean -Pstrict -pl '!benchmarks' compile test-compile -B && rm ~/.mavenrc && mvn test -B -Pparallel-test -Dmaven.fork.count=2
+    - sudo: required
+      services:
+        - docker
+      env:
+        - DOCKER_IP=172.17.0.1
+      install:
+        # Only errors will be shown with the -q option. This is to avoid generating too many logs which make travis build failed.
+        - mvn clean install -q -ff -DskipTests -B
+      script:
+        - $TRAVIS_BUILD_DIR/ci/travis_script_integration.sh

ci/travis_script_integration.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+
+# Licensed to Metamarkets Group Inc. (Metamarkets) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. Metamarkets licenses this file
+# to you 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.
+
+set -e
+
+pushd $TRAVIS_BUILD_DIR/integration-tests
+
+mvn verify -P integration-tests
+
+popd