public void CreateThrowsWhenInvalidMessageBodyDataFileName()
 {
     Invoking(() => DataFile.Create("201306158F341A2D6FD7416B87073A0132DD51AE.thk")).Should().Throw <ArgumentException>();
 }
 public void CreateUnlockedDataFile()
 {
     DataFile.Create("201306158F341A2D6FD7416B87073A0132DD51AE.chk").Should().BeOfType <UnlockedDataFile>();
 }
 public void CreateReleasedDataFile()
 {
     DataFile.Create("201306158F341A2D6FD7416B87073A0132DD51AE.chk.20150626160941.released").Should().BeOfType <ReleasedDataFile>();
 }