Strategy for interrupting an operation after a timeout expires.
An instance of this trait is used for configuration when using traits
Timeouts and TimeLimitedTests.
Please use org.scalatest.concurrent.Signaler instead.
Interrupts an operation.
This method may do anything to attempt to interrupt an operation, or even do nothing.
When called by failAfter method of trait Timeouts, the passed
Thread will represent the main test thread. This Thread is
passed in case it is useful, but need not be used by implementations of this method.