public void dispose_and_clear_all()
{
var cache = new TrackingTransientCache();
var instance = new SmartInstance<Target>();
var session = new FakeBuildSession();
var t1 = cache.Get(typeof(Target), instance, session).As<Target>();
var t2 = cache.Get(typeof(Target), instance, session).As<Target>();
var t3 = cache.Get(typeof(Target), instance, session).As<Target>();
cache.DisposeAndClear();
cache.Tracked.Any().ShouldBeFalse();
t1.WasDisposed.ShouldBeTrue();
t2.WasDisposed.ShouldBeTrue();
t3.WasDisposed.ShouldBeTrue();
}
