I\'m trying to create a .net core unit test project against framework 4.6.1 which tests an project dependent on Microsoft.SqlServer.Types (10.0.0.0). Prior to .net core I\'d
Referencing the NuGet package Microsoft.NET.Test.Sdk >= 15.3.0 (I used Microsoft.NET.Test.Sdk 15.3.0-preview-20170601-03) solved this problem for me. That package automatically turns on the MSBuild properties mentioned in @Mardoxx's answer.
(I got this info from Martin Andreas Ullrich at https://github.com/NuGet/Home/issues/5335#issuecomment-306318810.)