public void AllTestDomainsHaveSameConfigurationUntilInvalidated() { IExpandableDomain domain1 = new TestDomain(); IExpandableDomain domain2 = new TestDomain(); Assert.Same(domain2.Configuration, domain1.Configuration); DomainConfiguration.Invalidate(domain1.GetType()); IExpandableDomain domain3 = new TestDomain(); Assert.NotSame(domain3.Configuration, domain2.Configuration); }