Run functional tests inside a Selenium docker container

selenium-docker-test.sh

#!/usr/bin/env bash

CONTAINER_NAME="docker-selenium-chrome"
# remove any pre-existing container
if [ $(docker ps -a | grep $CONTAINER_NAME | awk '{print $NF}' | wc -l) -gt 0 ]; then
	docker rm -f $CONTAINER_NAME 1>/dev/null
fi

case "$*" in
	*--debug*)
		docker run -d -p 4444:4444 -p 5902:5900 --name $CONTAINER_NAME -v /dev/shm:/dev/shm selenium/standalone-chrome-debug:3.1.0 1>/dev/null
		sleep 2 # wait a bit for container to start
		open vnc://:secret@localhost:5902
		;;
	*)
		docker run -d -p 4444:4444 --name $CONTAINER_NAME -v /dev/shm:/dev/shm selenium/standalone-chrome:3.1.0 1>/dev/null
		;;
esac

(
	npm test -- "$@" 2> /dev/null
)

# save exit code of subshell
testresult=$?

docker stop $CONTAINER_NAME 1>/dev/null && docker rm $CONTAINER_NAME 1>/dev/null

exit $testresult