Description

Roslyn.sln discovery aborts after discovering 31010 tests. The active Tests Discovery was aborted is the message displayed in the Tests Output window.

Steps to reproduce

Copy "\svajjala-srv\Share\RoslynTest.zip" folder to your machine.
Unzip it.
Enable TPV2
Open the Roslyn.sln from the unzipped location.

Expected behavior

Discovery should complete normally, by discovering around 58K tests.

Actual behavior

The Active Tests Discovery was aborted. After discovering 31010.

Environment

VS Build : D15rel/15.0.25913.0

Note

This is happening only with TPV2. TPV1 is able to discover 58K odd tests.