Add test for mock model policy resolution and refactor `getRepository…#306

mirko-pagliai wants to merge 1 commit intocakephp:3.xcakephp/authorization:3.xfrom

mirko-pagliai:3.x-orm-resolver-with-mock-modelmirko-pagliai/authorization:3.x-orm-resolver-with-mock-modelCopy head branch name to clipboard