diff --git a/inventory_provider/routes/testing.py b/inventory_provider/routes/testing.py
index 7405a52ede724b65e76bea4e7d45f286376fc709..6c4d655a2f136dc0c3bda0d727a124effffedfa4 100644
--- a/inventory_provider/routes/testing.py
+++ b/inventory_provider/routes/testing.py
@@ -1,5 +1,6 @@
 import collections
 import json
+import os
 import re
 
 from flask import Blueprint, Response, jsonify, current_app
@@ -219,6 +220,12 @@ def get_netconf(hostname):
     return msg
 
 
+@routes.route("routers-list", methods=['GET', 'POST'])
+def routers_from_config_dir():
+    with open(os.environ['FAKE_ROUTERS_FILE']) as f:
+        return Response(f.read(), mimetype="text.plain")
+
+
 @routes.route("latchdb", methods=['GET', 'POST'])
 def latch_db():
     config = current_app.config["INVENTORY_PROVIDER_CONFIG"]