static async Task Main(string[] args)
{
string directory = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
var files = Directory.GetFiles(directory, "*.*", SearchOption.AllDirectories);
var dataReader = new DataFileReader(new FileStreamReader());
IList <Model> models = await dataReader.ReadFiles(files);
Console.WriteLine("Output1:");
foreach (var model in models.OrderBy(_ => _.LastName).OrderBy(_ => _.Gender).ToList())
{
Console.WriteLine($"LastName: {model.LastName}\t FirstName: {model.FirstName}\t Gender: {model.Gender}\t FavoriteColor: {model.FavoriteColor}\t DateOfBirth: {model.DateOfBirth.ToShortDateString()}");
}
Console.WriteLine("Output2:");
foreach (var model in models.OrderBy(_ => _.DateOfBirth).ToList())
{
Console.WriteLine($"LastName: {model.LastName}\t FirstName: {model.FirstName}\t Gender: {model.Gender}\t FavoriteColor: {model.FavoriteColor}\t DateOfBirth: {model.DateOfBirth.ToShortDateString()}");
}
Console.WriteLine("Output3:");
foreach (var model in models.OrderByDescending(_ => _.LastName).ToList())
{
Console.WriteLine($"LastName: {model.LastName}\t FirstName: {model.FirstName}\t Gender: {model.Gender}\t FavoriteColor: {model.FavoriteColor}\t DateOfBirth: {model.DateOfBirth.ToShortDateString()}");
}
Console.ReadKey();
}
public async Task ReadFilesInvalidTest()
{
//Arrange
MemoryStream memoryStream = new MemoryStream(Encoding.UTF8.GetBytes("lastname,firstname,gender,invalid,dateofbirth"));
Mock <IFileStreamReader> fileStreamReader = new Mock <IFileStreamReader>();
fileStreamReader.Setup(m => m.GetReader(It.IsAny <FileInfo>())).Returns(new StreamReader(memoryStream));
var dataFileReader = new DataFileReader(fileStreamReader.Object);
//Act
List <Model> models = await dataFileReader.ReadFiles(new string[] { "something.invalid" });
//Assert
Assert.AreEqual(models.Count, 0);
}
public async Task ReadFilesSsvSuccessTest()
{
//Arrange
MemoryStream memoryStream = new MemoryStream(Encoding.UTF8.GetBytes("lastname firstname space favoritecolor 1/1/2001"));
Mock <IFileStreamReader> fileStreamReader = new Mock <IFileStreamReader>();
fileStreamReader.Setup(m => m.GetReader(It.IsAny <FileInfo>())).Returns(new StreamReader(memoryStream));
var dataFileReader = new DataFileReader(fileStreamReader.Object);
//Act
List <Model> models = await dataFileReader.ReadFiles(new string[] { "something.ssv" });
//Assert
Assert.AreEqual(models.Count, 1);
Assert.AreEqual(models[0].LastName, "lastname");
Assert.AreEqual(models[0].FirstName, "firstname");
Assert.AreEqual(models[0].Gender, "space");
Assert.AreEqual(models[0].FavoriteColor, "favoritecolor");
Assert.AreEqual(models[0].DateOfBirth.ToShortDateString(), "1/1/2001");
}
