fix test

.travis.yml

@@ -30,7 +30,7 @@ install:
   - if [ "$TRAVIS_OS_NAME" == 'linux' ]; then export DISPLAY=':99.0'; fi
   - if [ "$TRAVIS_OS_NAME" == 'linux' ]; then sh -e /etc/init.d/xvfb start; fi
 
-  - if [ "$TRAVIS_OS_NAME" == 'linux' ]; then sudo apt-get update; fi
+  # - if [ "$TRAVIS_OS_NAME" == 'linux' ]; then sudo apt-get update; fi
   # - if [ "$TRAVIS_OS_NAME" == 'linux' ]; then sudo apt-get install -y libappindicator1 fonts-liberation; fi
   - if [ "$TRAVIS_OS_NAME" == 'linux' ]; then wget https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb; fi
   - if [ "$TRAVIS_OS_NAME" == 'linux' ]; then sudo dpkg -i google-chrome*.deb; fi

src/puppet-web/browser-driver.ts

@@ -102,36 +102,37 @@ export class BrowserDriver {
     const customChrome = Capabilities.chrome()
                                     .set('chromeOptions', options)
 
-    return new Builder()
-                .setAlertBehavior('ignore')
-                .forBrowser('chrome')
-                .withCapabilities(customChrome)
-                .build()
+    // return new Builder()
+    //             .setAlertBehavior('ignore')
+    //             .forBrowser('chrome')
+    //             .withCapabilities(customChrome)
+    //             .build()
     /**
      * XXX when will Builder().build() throw exception???
      */
-    // let driver
-    // let ttl = 3
-    // let err
-
-    // while (!driver && ttl--) {
-    //   try {
-    //     driver = new Builder()
-    //                   .setAlertBehavior('ignore')
-    //                   .forBrowser('chrome')
-    //                   .withCapabilities(customChrome)
-    //                   .build()
-    //   } catch (e) {
-    //     log.warn('PuppetWebBrowserDriver', 'getChromeDriver() exception: %s, retry ttl: %d', e.message, ttl)
-    //     err = e
-    //   }
-    // }
+    let driver: WebDriver|null = null
+    let ttl = 3
+    let err = new Error('unknown')
 
-    // if (driver) {
-    //   return driver
-    // }
+    while (!driver && ttl--) {
+      try {
+        driver = new Builder()
+                      .setAlertBehavior('ignore')
+                      .forBrowser('chrome')
+                      .withCapabilities(customChrome)
+                      .build()
+      } catch (e) {
+        log.warn('PuppetWebBrowserDriver', 'getChromeDriver() exception: %s, retry ttl: %d', e.message, ttl)
+        err = e
+      }
+    }
+
+    if (!driver) {
+      log.error('PuppetWebBrowserDriver', 'getChromeDriver() exception: %s, retry ttl: %d', err.stack, ttl)
+      throw err
+    }
 
-    // throw err
+    return driver
   }
 
   private getPhantomJsDriver(): WebDriver {