public void AddedHelpersDataToByteArray_SetPositionOrSizeFileAndDefaultBytes_ReturnBytes()
{
//arrange
long position = 1024;
var bytes = new byte[124];
//act
var result = dataManager.AddedHelpersDataToByteArray(position, bytes);
//assert
Assert.IsNotNull(result);
Assert.IsInstanceOfType(result, typeof(byte[]));
Assert.AreEqual(4, result[1]);
}
