feat(test): added acceptance test

test/acceptance/can_handshake.sh

@@ -0,0 +1,45 @@
+#!/bin/bash
+shopt -s expand_aliases
+
+# configuration
+CREDIS_NAME=my-redis
+CPROXY_NAME=redsmin-proxy
+[[ -z $REDSMIN_KEY ]] && echo "❌  REDSMIN_KEY environment variable must be set" && exit 1
+
+# helpers
+alias trim="tr -d '\040\011\012\015'"
+alias listContainerIds="docker ps -q --no-trunc"
+alias getCProxyLog="docker logs $CPROXY_NAME 2>&1"
+
+function cstop-all(){
+  docker stop $CREDIS_NAME $CPROXY_NAME &> /dev/null
+}
+
+# clean containers (just in case)
+cstop-all
+
+# start redsmin proxy in background with token, forward output to file
+CREDIS=$(docker run --name my-redis -d --rm redis)
+CPROXY=$(docker run -d --rm --name redsmin-proxy --link my-redis:local-redis -e REDSMIN_KEY=$REDSMIN_KEY -e REDIS_URI="redis://local-redis:6379" redsmin/proxy)
+
+# wait for 5 seconds
+sleep 5
+
+# be sure redis is still up
+IS_REDIS_UP=$(listContainerIds | grep $CREDIS | trim)
+[[ -z $IS_REDIS_UP ]] && echo "❌  Redis down" && exit 1
+
+# be sure proxy is still up
+IS_PROXY_UP=$(listContainerIds | grep $CPROXY | trim)
+[[ -z $IS_PROXY_UP ]] && echo "❌  Proxy down" && exit 1
+
+# look at redsmin-proxy logs
+HAS_HANDSHAKED=$(getCProxyLog | grep "Handshake succeeded" | trim)
+[[ -z $HAS_HANDSHAKED ]] && echo "❌  Proxy could not handshake" && getCProxyLog && exit 1
+
+# print info
+echo "👍  Everything's good"
+getCProxyLog
+
+# stop container
+cstop-all