Issue with - image: selenium/standalone-chrome

Build Environment Running Tests
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1

Hi,

If I add this image - image: selenium/standalone-chrome

I get error on boot:

Screen Shot 2017-08-10 at 17.05.15.png1280×264 16.4 KB

I am not sure what am I doing wrong. As far as I can tell from the documentation, this image should do all the magic I need for selenium to run and it will also expose it on the right port on “localhost” just like I needed.

version: 2
jobs:
  build:
    docker:
      # specify the version you desire here
      - image: circleci/ruby:2.3.4-node-browsers
        environment:
          PGUSER: ubuntu
          PGHOST: 127.0.0.1
          RAILS_ENV: test
          RACK_ENV: test
          LENS_MOCKED: true
          DATABASE_URL: "postgres://ubuntu@localhost:5432/my_test"

      - image: mdillon/postgis:9.4
        environment:
          POSTGRES_USER: ubuntu
          POSTGRES_DB: my_test

      - image: selenium/standalone-chrome
        environment:
          DISPLAY: 99
          CHROME_BIN: /usr/bin/google-chrome