Unite tests for repositoryFactory return unexpected code

[rg911]

repositoryFactory.spec.ts trying to call the Rest server when networkTyp and generationHash not cached.

(node:35787) UnhandledPromiseRejectionWarning: Error: connect ECONNREFUSED 127.0.0.1:3000
    at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1174:14)
(node:35787) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). (rejection id: 1)
(node:35787) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.