using System.Text;
using Azaion.Services;
using FluentAssertions;
using Xunit;

namespace Azaion.Test;

public class SecurityTest
{
    [Fact]
    public async Task EncryptDecryptTest()
    {
        var testString = "Hello World Test dfvjkhsdbfvkljh sabdljsdafv asdv";
        var username = "user@azaion.com";
        var password = "testpw";
        var key = Security.MakeEncryptionKey(username, password);

        await using var encryptedStream = new MemoryStream();
        await StringToStream(testString).Encrypt(encryptedStream, key);

        await using var decryptedStream   = new MemoryStream();
        await encryptedStream.Decrypt(decryptedStream, key);

        var str = StreamToString(decryptedStream);
        str.Should().Be(testString);
    }

    private static string StreamToString(Stream stream)
    {
        stream.Position = 0;
        using var reader = new StreamReader(stream, Encoding.UTF8);
        return reader.ReadToEnd();
    }

    private static Stream StringToStream(string src)
    {
        var byteArray = Encoding.UTF8.GetBytes(src);
        return new MemoryStream(byteArray);
    }

}