Travis: Fix sendmail errors

.travis.yml

@@ -38,6 +38,8 @@ before_install:
   #- sudo apt-get install apache2 libapache2-mod-fastcgi
   # Fix travis error https://github.com/travis-ci/travis-ci/issues/8607
   - sudo rm -vf /etc/apt/sources.list.d/*riak*
+  - apt-get update -qq
+  - apt-get install -y -qq postfix
   # Get Chrome
   #- wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add -
   #- sudo apt-get update
@@ -101,11 +103,17 @@ before_install:
   - curl $VHOST_URL
   - ls -la web/build
 
+before_script:
+  - service postfix stop
+  - smtp-sink -d "%d.%H.%M.%S" localhost:2500 1000 &
+  - echo -e '#!/usr/bin/env bash\nexit 0' | sudo tee /usr/sbin/sendmail
+  - echo 'sendmail_path = "/usr/sbin/sendmail -t -i "' | sudo tee "/home/travis/.phpenv/versions/`php -i | grep "PHP Version" | head -n 1 | grep -o -P '\d+\.\d+\.\d+.*'`/etc/conf.d/sendmail.ini"
+
 script:
-  - whereis google-chrome-stable
-  - google-chrome-stable --version
-  - whereis chromedriver
-  - chromedriver --version
+#  - whereis google-chrome-stable
+#  - google-chrome-stable --version
+#  - whereis chromedriver
+#  - chromedriver --version
   - cd tests/behat
   - pwd
   - travis_wait 45 ../../vendor/behat/behat/bin/behat -v