public static void Test_that_pipe_is_associated_delimiter_for_pipe_files( )
{
var fileInfo = new FileInfo("something.pIpE");
var actual = PreferencesHelpers.AssociatedDelimiter(fileInfo);
Assert.Equal('|', actual);
}
public static void Test_that_blank_is_associated_delimiter_for_txt_files( )
{
var fileInfo = new FileInfo("something.tXt");
var actual = PreferencesHelpers.AssociatedDelimiter(fileInfo);
Assert.Equal(' ', actual);
}
public static void Test_that_comma_is_associated_delimiter_for_csv_files( )
{
var fileInfo = new FileInfo("something.csv");
var actual = PreferencesHelpers.AssociatedDelimiter(fileInfo);
Assert.Equal(',', actual);
}
public static void Test_that_an_unknown_file_is_associated_with_char_minValue( )
{
var fileInfo = new FileInfo("something.bin");
var actual = PreferencesHelpers.AssociatedDelimiter(fileInfo);
Assert.Equal(char.MinValue, actual);
}
/// <summary>
/// Defines the entry point of the application.
/// </summary>
/// <param name="args">The arguments.</param>
static void Main([NotNull][ItemNotNull] string [] args)
{
var programName = Process.GetCurrentProcess( ).ProcessName;
if (args.Length == 1)
{
var fileName = args [0];
var fileInfo = new FileInfo(fileName);
if (!fileInfo.Exists)
{
Console.WriteLine($"File '{fileInfo.FullName} does not exist");
}
var preferencesModel = new PreferencesModel( );
PreferencesHelpers.Load(preferencesModel, fileInfo);
var byGender = preferencesModel.ByGenderLastName( );
WriteRecords("By gender, then last name ascending", byGender);
var byBirthDate = preferencesModel.ByBirthDate( );
WriteRecords("By birth date", byBirthDate);
var byLastNameDescending = preferencesModel.ByLastNameDescending( );
WriteRecords("By last name descending", byLastNameDescending);
var byName = preferencesModel.ByName( );
WriteRecords("By name", byName);
}
else if (args.Length == 2)
{
if (!int.TryParse(args [1], out var recordsToGenerate))
{
throw new InvalidOperationException( );
}
var fileName = args [0];
var fileInfo = new FileInfo(fileName);
var format = fileInfo.Extension.ToUpperInvariant( );
if (fileInfo.Exists)
{
Console.WriteLine($"File '{fileInfo.FullName} already exists, you must remove it manually");
}
var randomRecords = PreferencesHelpers.GenerateRandomRecords(recordsToGenerate, new Random( ), 7);
using (var writer = new StreamWriter(fileInfo.FullName, false))
{
var delimiterChar = PreferencesHelpers.AssociatedDelimiter(fileInfo);
var delimiterString = delimiterChar.ToString( );
randomRecords.ForEach(r =>
{
var strings = new []
{
r.LastName,
r.FirstName,
r.Gender,
r.FavoriteColor,
r.DateOfBirth
}.ToList( );
var line = string.Join(delimiterString, strings);
writer.WriteLine(line);
});
}
}
else
{
WriteUsageInfo( );
}
}