public void Then_culture_is_ensured_with_time_entry() { var ensureWasCalled = false; TimeEntryImplant.Ensure implant = culture => ensureWasCalled = true; var ts = new TimeServer(); var chrono = new Chronograph(implant); chrono.IsDirty = false; chrono.SyncWith(ts); Assert.IsTrue(ensureWasCalled); }