------ Discover test started ------ ------ Test started: Project: AdminTools.Tests ------ Starting Microsoft.Framework.TestHost [C:\Users\sengle\.dnx\runtimes\dnx-clr-win-x86.1.0.0-beta6-11941\bin\dnx.exe --appbase "C:\projects\AdminTools\test\AdminTools.Tests" Microsoft.Framework.ApplicationHost --port 21564 Microsoft.Framework.TestHost --port 41925 list ] Connected to Microsoft.Framework.TestHost Discovering tests in 'C:\projects\AdminTools\test\AdminTools.Tests\project.json' Error discovering tests in 'C:\projects\AdminTools\test\AdminTools.Tests\project.json' System.AggregateException: One or more errors occurred. ---> System.InvalidOperationException: Object reference not set to an instance of an object. --- End of inner exception stack trace --- at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions) at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken) at Microsoft.VisualStudio.Web.UnitTest.TestAdapter.Discovery.HostExtensions.GetTests(IHost host, ITestCaseDiscoverySink discovery, IMessageLogger logger, KRuntimeConfiguration testConfiguration) at Microsoft.VisualStudio.Web.UnitTest.TestAdapter.KUnitTestDiscoverer.GetTestCases(IEnumerable`1 sources, IMessageLogger logger, ITestCaseDiscoverySink discoverySink) ---> (Inner Exception #0) System.InvalidOperationException: Object reference not set to an instance of an object.<--- ========== Discover test finished: 0 found (0:00:02.3672367) ========== 

{ "version": "1.0.0-*", "dependencies": { "AdminTools": "1.0.0-*", "xunit": "2.1.0-*", "xunit.runner.dnx": "2.1.0-*", "Microsoft.Framework.TestHost": "1.0.0-*", "Microsoft.Framework.ApplicationHost": "1.0.0-*" }, "frameworks": { "dnx451": { } }, "commands": { "test": "xunit.runner.dnx" } } 

 public class TestController { [Fact] public void PassingTest() { Assert.Equal(true, true); } }