chore: Bind browser e2e test into CI process

.travis.yml

@@ -28,6 +28,7 @@ cache:
     -  zeppelin-web/bower_components
 
 addons:
+  chrome: stable
   apt:
     sources:
     - r-packages-precise

pom.xml

@@ -89,6 +89,12 @@
     <scalatest.version>2.2.4</scalatest.version>
     <scalacheck.version>1.12.5</scalacheck.version>
 
+    <!-- frontend maven plugin related versions-->
+    <node.version>v6.9.1</node.version>
+    <yarn.version>v0.18.1</yarn.version>
+    <npm.version>4.2.0</npm.version>
+    <plugin.frontned.version>1.3</plugin.frontned.version>
+
     <!-- common library versions -->
     <slf4j.version>1.7.10</slf4j.version>
     <log4j.version>1.2.17</log4j.version>

zeppelin-server/pom.xml

@@ -32,6 +32,11 @@
   <version>0.8.0-SNAPSHOT</version>
   <name>Zeppelin: Server</name>
 
+  <!-- See https://github.com/eirslett/frontend-maven-plugin/issues/229 -->
+  <prerequisites>
+    <maven>3.1.0</maven>
+  </prerequisites>
+
   <properties>
     <!--library versions-->
     <commons.httpclient.version>4.3.6</commons.httpclient.version>
@@ -427,6 +432,34 @@
         </executions>
       </plugin>
 
+      <!-- IMPORTANT: frontend-maven-plugin should be placed before maven-antrun-plugin
+                      so that browser-side integration test can run before stopping zeppelin daemon -->
+      <plugin>
+        <groupId>com.github.eirslett</groupId>
+        <artifactId>frontend-maven-plugin</artifactId>
+        <version>${plugin.frontned.version}</version>
+
+        <executions>
+          <execution>
+            <id>yarn e2e</id>
+            <goals>
+              <goal>yarn</goal>
+            </goals>
+            <phase>post-integration-test</phase>
+            <configuration>
+              <arguments>run e2e</arguments>
+            </configuration>
+          </execution>
+        </executions>
+
+          <configuration>
+              <!-- use existing yarn -->
+              <workingDirectory>${project.parent.basedir}/zeppelin-web</workingDirectory>
+          </configuration>
+      </plugin>
+
+      <!-- IMPORTANT: maven-antrun-plugin should be placed after frontend-maven-plugin
+                      so that stopping zeppelin daemon after executing browser-side integration test -->
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-antrun-plugin</artifactId>

zeppelin-web/package.json

@@ -19,6 +19,7 @@
     "dev:watch": "grunt watch-webpack-dev",
     "dev": "npm-run-all --parallel dev:server lint:watch dev:watch",
     "test:watch": "karma start karma.conf.js --single-run=false",
+    "pree2e": "webdriver-manager update",
     "e2e": "protractor protractor.conf.js",
     "test": "karma start karma.conf.js"
   },

zeppelin-web/pom.xml

@@ -38,13 +38,7 @@
   </prerequisites>
 
   <properties>
-    <node.version>v6.9.1</node.version>
-    <yarn.version>v0.18.1</yarn.version>
-    <npm.version>4.2.0</npm.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-
-    <!--plugin versions-->
-    <plugin.frontned.version>1.3</plugin.frontned.version>
   </properties>
 
   <build>