public async Task A_C_OhThatsBetter()
 {
     var sut = new Sut();
     await sut.FailAsync();
 }
 public async Task B_B_NewStyleRequiresABitOfHelpForNow()
 {
     var sut = new Sut();
     await AsyncAssert.ThrowsAsync<Exception>(() => sut.FailAsync());
 }
 public void A_B_WaitAMinuteThisIsntSupposedToPass()
 {
     var sut = new Sut();
     sut.FailAsync();
 }
 public async Task B_A_OldSchoolExceptionAttributeWorks()
 {
     var sut = new Sut();
     await sut.FailAsync();
 }