Start Node.js and wait for it to be running, then run Mocha.js tests

jerkins-node-mocha-start.sh

# start node, silence output, and send to the background
npm start > /dev/null &

# give node a chance to start
if [ -f "$(which curl)" ]; then
	LOOP_PASS=0
	TEST_STAT="999"
	# wait (maximum 15 seconds) until node is ready
	while [ "$TEST_STAT" != "200" -a $LOOP_PASS -lt 15 ]; do
		CURL_STAT=$(curl -sI http://localhost)
		TEST_STAT=$(echo $CURL_STAT | head -n1 | awk '{print $2}')
		((LOOP_PASS++))
		sleep 1
	done
else
	sleep 5
fi

# run the test suite
npm run mocha-test