Fix test on SNAP_DATA

src/hooks/post-refresh

@@ -13,7 +13,7 @@ source $SNAP/helper/functions
 test_default_config
 
 # Update deviceConfigPriorityDir to match new revision
-if [ -f "${SNAP_DATA}" ]; then
+if [ -d "${SNAP_DATA}" ]; then
 	PRIORITY_DIR=$(echo "$(sed -E "s#$(dirname ${SNAP_DATA})/(current|[0-9]+)#${SNAP_DATA}#g" <<< $(cat "${SNAP_DATA}/settings.json" | jq '.zwave.deviceConfigPriorityDir'))" | tr -d '"')
 	if [ -d $(dirname "${PRIORITY_DIR}") ]; then
 	    jq --arg deviceConfigPriorityDir ${PRIORITY_DIR} '.zwave.deviceConfigPriorityDir = $deviceConfigPriorityDir' $SNAP_DATA/settings.json > $SNAP_DATA/tmp.json
@@ -23,11 +23,8 @@ if [ -f "${SNAP_DATA}" ]; then
 	fi
 fi
 
-EXT_CONFIG_DIR="${ZWAVEJS_EXTERNAL_CONFIG-${SNAP_DATA}/.ext-config}"
-
 # Update references to the external config directory
 # sed -iE "s#$(dirname ${SNAP_DATA})/(current|[0-9]+)#${SNAP_DATA}/#g" $ZWAVEJS_EXTERNAL_CONFIG/devices/index.json
 # Discussed with Al Calzone, lead dev of Zwavejs, can just be deleted and re-build
-if [ -d "${EXT_CONFIG_DIR}" ]; then 
-	rm -f "${EXT_CONFIG_DIG}/devices/index.json"
-fi
+EXT_CONFIG_DIR="${ZWAVEJS_EXTERNAL_CONFIG-${SNAP_DATA}/.ext-config}"
+rm -f "${EXT_CONFIG_DIG}/devices/index.json"