Tests for hierarchies (#375)

fiori/server.js

@@ -1,5 +1,8 @@
-const cds = require("@sap/cds");
-const proxy = require("@sap/cds-odata-v2-adapter-proxy");
-cds.on("bootstrap", app => app.use(proxy()));
+const cds = require("@sap/cds")
+
+// install OData v2 adapter
+const proxy = require('@sap/cds-odata-v2-adapter-proxy')
+const proxyOpts = global.it ? { target:'auto' } : {} // for tests, set 'auto' to detect port dynamically
+cds.on('bootstrap', app => app.use(proxy(proxyOpts)))
 
 module.exports = require('@capire/bookstore/server.js')