namespace IRCSharp.Tests.Tokenization;

public class Hostmask
{
    [Test]
    public async Task FullHostmask()
    {
        var hostmask = new IRCTokens.Hostmask("nick!user@host");
        await Assert.That(hostmask.NickName).IsEqualTo("nick");
        await Assert.That(hostmask.UserName).IsEqualTo("user");
        await Assert.That(hostmask.HostName).IsEqualTo("host");
    }

    [Test]
    public async Task NoHostName()
    {
        var hostmask = new IRCTokens.Hostmask("nick!user");
        await Assert.That(hostmask.NickName).IsEqualTo("nick");
        await Assert.That(hostmask.UserName).IsEqualTo("user");
        await Assert.That(hostmask.HostName).IsNull();
    }

    [Test]
    public async Task NoUserName()
    {
        var hostmask = new IRCTokens.Hostmask("nick@host");
        await Assert.That(hostmask.NickName).IsEqualTo("nick");
        await Assert.That(hostmask.UserName).IsNull();
        await Assert.That(hostmask.HostName).IsEqualTo("host");
    }

    [Test]
    public async Task OnlyNickName()
    {
        var hostmask = new IRCTokens.Hostmask("nick");
        await Assert.That(hostmask.NickName).IsEqualTo("nick");
        await Assert.That(hostmask.UserName).IsNull();
        await Assert.That(hostmask.HostName).IsNull();
    }

    [Test]
    public async Task HostmaskFromLine()
    {
        var line     = new Line(":nick!user@host PRIVMSG #channel hello");
        var hostmask = new IRCTokens.Hostmask("nick!user@host");
        await Assert.That(line.Hostmask.ToString()).IsEqualTo(hostmask.ToString());
        await Assert.That(line.Hostmask.NickName).IsEqualTo("nick");
        await Assert.That(line.Hostmask.UserName).IsEqualTo("user");
        await Assert.That(line.Hostmask.HostName).IsEqualTo("host");
    }

    [Test]
    public async Task EmptyHostmaskFromLine()
    {
        var line = new Line("PRIVMSG #channel hello");
        await Assert.That(line.Hostmask.HostName).IsNull();
        await Assert.That(line.Hostmask.UserName).IsNull();
        await Assert.That(line.Hostmask.NickName).IsNull();
    }
}