public void FileNameAssembler_EmptyString_As_DBaseLetter_Throws_An_ArgumentException()
{
var nameAssembler = GetFileNameAssembler();
var nameAssemblerInfo = new NameAssemblerInfo
{
DBaseLetter = "",
SeqNumber = "00001"
};
var exception = Assert.Catch <ArgumentException>(() => nameAssembler.AssembleFileName(nameAssemblerInfo));
StringAssert.Contains("не задан идентификатор базы данных или порядковый номер файла.", exception.Message);
}
public void FileNameAssembler_GetsRightFileAssemblerInfoWith_F_Identificator_ReturnesValidName()
{
var nameAssembler = GetFileNameAssembler();
var nameAssemblerInfo = new NameAssemblerInfo
{
DBaseLetter = "F",
SeqNumber = "00001"
};
var result = nameAssembler.AssembleFileName(nameAssemblerInfo);
StringAssert.AreEqualIgnoringCase("75f00001.add", result);
}
public string AssembleFileName(NameAssemblerInfo nameAssemblerInfo)
{
if (nameAssemblerInfo == null)
{
throw new ArgumentException("FileNameAssebler: Параметр NameAssemblerInfo = null.");
}
if (string.IsNullOrWhiteSpace(nameAssemblerInfo.DBaseLetter) || string.IsNullOrWhiteSpace(nameAssemblerInfo.SeqNumber))
{
throw new ArgumentException("FileNameAssembler: не задан идентификатор базы данных или порядковый номер файла.");
}
return($"75{nameAssemblerInfo.DBaseLetter}{nameAssemblerInfo.SeqNumber}.add");
}
