fix tu

Express/barAndCafe/test/openTripMaps.test.ts

@@ -219,6 +219,14 @@ describe("Test the otm city path", () => {
             }
             ]
         }
+        function sleep(milliseconds: number) {
+            const date = Date.now();
+            let currentDate = null;
+            do {
+              currentDate = Date.now();
+            } while (currentDate - date < milliseconds);
+          }
+        sleep(2000);
         request(app)
         .get("/otm/box")
         .query({'lon1':'-1.435199','lon2':'-1.43519', 'lat1':'46.668460', 'lat2':'46.668461'})