How to xUnit Test an ASP.NET 5 with Sqlite

Using Microsoft.Data.Sqlite, it will try to locate the database file within the wwwroot directory by default of the ASP.NET 5 project(the Empty Template).

How to properly xUnit Test this kind of project? If I reference this ASP.NET project to my xUnit Test Project, it will surely use the directory of the xUnit Test Project as the base.