public static async Task Main(string[] args)
{
if (args.Length < 2)
{
Console.WriteLine("Usage:");
Console.WriteLine("homework input.xml output.json");
return;
}
var tokenSource = new CancellationTokenSource();
var token = tokenSource.Token;
try
{
var sourceFileName = args[0];
var targetFileName = args[1];
var sourceStorage = new FileStorage(sourceFileName);
var inputStream = await sourceStorage.ReadStreamAsync(token);
var inputConverter = new XmlFormatInputConverter();
var document = await inputConverter.ReadAsync(inputStream, token);
var outputConverter = new JsonFormatOutputConverter();
var outputStream = await outputConverter.WriteAsync(document, token);
var destinationStorage = new FileStorage(targetFileName);
await destinationStorage.WriteStreamAsync(outputStream, token);
}
catch (Exception e)
{
Debug.WriteLine(e.ToString());
Console.WriteLine($"Conversion has failed. {e.InnerException?.Message}");
}
}
public void TestRead()
{
var converter = new XmlFormatInputConverter();
const string input = @"<?xml version=""1.0"" ?><document><title>Title</title><text>Text</text></document>";
using var ms = new MemoryStream(Encoding.Default.GetBytes(input));
var document = converter.ReadAsync(ms).Result;
Assert.AreEqual("Title", document.Title);
Assert.AreEqual("Text", document.Text);
}
public void TestWrite()
{
var converter = new XmlFormatOutputConverter();
var document = new Document
{
Text = "Text",
Title = "Title"
};
var stream = converter.WriteAsync(document).Result;
var reverseConverter = new XmlFormatInputConverter();
var testDoc = reverseConverter.ReadAsync(stream).Result;
Assert.AreEqual(document.Title, testDoc.Title);
Assert.AreEqual(document.Text, testDoc.Text);
}