docker-compose.override.yml

version: "3"

services:
  php:
    environment:
      SIMPLETEST_BASE_URL: "http://nginx"
      SIMPLETEST_DB: "${DB_DRIVER}://${DB_USER}:${DB_PASSWORD}@${DB_HOST}/${DB_NAME}#tests_"
      MINK_DRIVER_ARGS_WEBDRIVER: '["chrome", {"browserName":"chrome","goog:chromeOptions":{"args":["--disable-gpu","--headless"]}}, "http://chrome:9515"]'
  #       SYMFONY_DEPRECATIONS_HELPER: enabled

  chrome:
    image: selenium/standalone-chrome:3.141.59
    container_name: "${PROJECT_NAME}_chrome"
    volumes:
      - /dev/shm:/dev/shm
    #    ports:
    #      - "9515:9515" #no needs to expose the port as containers communicate within internal network.
    entrypoint:
      - chromedriver
      - "--no-sandbox"
      - "--disable-dev-shm-usage"
      - "--log-path=/tmp/chromedriver.log"
      - "--verbose"
      - "--whitelisted-ips="