func & unit test gitlab yml config

.gitlab-ci.yml

stages:
  - test
  - deploy

UnitTest:
  image: python:3.6
  stage: test
  before_script:
    - wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add -
    - echo "deb http://dl.google.com/linux/chrome/deb/ stable main" > /etc/apt/sources.list.d/google.list
    - pip install -r requirements.txt
    - python manage.py makemigrations
    - python manage.py migrate
    - apt-get update -qq && apt-get install -y -qq unzip
    - apt-get install -y google-chrome-stable
    - apt-get install -y xvfb
    - wget https://chromedriver.storage.googleapis.com/2.43/chromedriver_linux64.zip
    - unzip chromedriver_linux64.zip
    - python manage.py collectstatic --no-input
    - python manage.py runserver 8000 &
  when: on_success
  script:
    - coverage run --include='*' manage.py test
    - coverage report -m

Deployment:
  image: ruby:2.4
  stage: deploy
  before_script:
    - gem install dpl
    - wget -qO- https://cli-assets.heroku.com/install-ubuntu.sh | sh
  script:
    - dpl --provider=heroku --app=$HEROKU_APPNAME --api-key=$HEROKU_APIKEY
    - export HEROKU_API_KEY=$HEROKU_APIKEY
    - heroku run --app $HEROKU_APPNAME migrate
  environment:
    name: production
    url: $HEROKU_APP_HOST

tests.py

def setUp(self):
        chrome_options = Options()
        chrome_options.add_argument('--dns-prefetch-disable')
        chrome_options.add_argument('--no-sandbox')
        chrome_options.add_argument('--headless')
        chrome_options.add_argument('disable-gpu')
        service_log_path = "./chromedriver.log"
        service_args = ['--verbose']
        self.selenium  = webdriver.Chrome('./chromedriver', chrome_options=chrome_options)
        self.selenium.implicitly_wait(25) 
        super(Story6FunctionalTest,self).setUp()

Link yang mungkin bermanfaat untuk dibaca pengguna Windows:
https://stackoverflow.com/questions/50143413/errorgpu-process-transport-factory-cc1007-lost-ui-shared-context-while-ini

mantap, terima kasih atas @laymonage