version: '3' services: test: build: context: . networks: - testnet depends_on: - mysql - postgres - redis volumes: - .:/var/www/html environment: DOCKER: 1 DB_PASSWORD: password DB_USERNAME: root DB_DATABASE: main TENANCY_TEST_REDIS_HOST: redis TENANCY_TEST_MYSQL_HOST: mysql TENANCY_TEST_PGSQL_HOST: postgres stdin_open: true tty: true mysql: image: mysql:5.7 environment: MYSQL_ROOT_PASSWORD: password MYSQL_DATABASE: main MYSQL_USER: user # redundant MYSQL_PASSWORD: password networks: - testnet mysql2: image: mysql:5.7 environment: MYSQL_ROOT_PASSWORD: password MYSQL_DATABASE: main MYSQL_USER: user # redundant MYSQL_PASSWORD: password networks: - testnet postgres: image: postgres:11 environment: POSTGRES_PASSWORD: password POSTGRES_USER: root # superuser name POSTGRES_DB: main networks: - testnet redis: image: redis:alpine networks: - testnet networks: testnet: driver: bridge