namespace IRCSharp.Tests.State;

[TestClass]
public class Cap
{
    private Server _server;

    [TestInitialize]
    public void TestInitialize()
    {
        _server = new("test");
    }

    [TestMethod]
    public void LSOneLine()
    {
        Assert.IsFalse(_server.HasCap);
        CollectionAssert.AreEqual(new Dictionary<string, string>(), _server.AvailableCaps);
        _server.Parse(new("CAP * LS :a b"));
        CollectionAssert.AreEqual(new Dictionary<string, string> {{"a", ""}, {"b", ""}}, _server.AvailableCaps);
    }

    [TestMethod]
    public void LsTwoLines()
    {
        _server.Parse(new("CAP * LS * :a b"));
        CollectionAssert.AreEqual(new Dictionary<string, string>(), _server.AvailableCaps);
        _server.Parse(new("CAP * LS :c"));
        Assert.IsTrue(_server.AvailableCaps.ContainsKey("a"));
        Assert.IsTrue(_server.AvailableCaps.ContainsKey("b"));
        Assert.IsTrue(_server.AvailableCaps.ContainsKey("c"));
    }

    [TestMethod]
    public void LsValues()
    {
        _server.Parse(new("CAP * LS :a b= c=1"));
        CollectionAssert.AreEqual(new Dictionary<string, string> {{"a", ""}, {"b", ""}, {"c", "1"}},
            _server.AvailableCaps);
    }

    [TestMethod]
    public void ACKOneLine()
    {
        _server.Parse(new("CAP * LS :a b"));
        _server.Parse(new("CAP * ACK :a b"));
        CollectionAssert.AreEqual(new List<string> {"a", "b"}, _server.AgreedCaps);
    }

    [TestMethod]
    public void ACKTwoLines()
    {
        _server.Parse(new("CAP * LS :a b c"));
        _server.Parse(new("CAP * ACK * :a b"));
        _server.Parse(new("CAP * ACK :c"));
        CollectionAssert.AreEqual(new List<string> {"a", "b", "c"}, _server.AgreedCaps);
    }

    [TestMethod]
    public void ACKNotLs()
    {
        _server.Parse(new("CAP * LS a"));
        _server.Parse(new("CAP * ACK b"));
        CollectionAssert.AreEqual(new List<string>(), _server.AgreedCaps);
    }

    [TestMethod]
    public void NewNoLs()
    {
        _server.Parse(new("CAP * NEW :a"));
        CollectionAssert.AreEqual(new Dictionary<string, string> {{"a", ""}}, _server.AvailableCaps);
    }

    [TestMethod]
    public void NewOneLine()
    {
        _server.Parse(new("CAP * LS :a"));
        _server.Parse(new("CAP * NEW :b"));
        CollectionAssert.AreEqual(new Dictionary<string, string> {{"a", ""}, {"b", ""}}, _server.AvailableCaps);
    }

    [TestMethod]
    public void NewTwoLines()
    {
        _server.Parse(new("CAP * LS :a"));
        _server.Parse(new("CAP * NEW :b c"));
        CollectionAssert.AreEqual(new Dictionary<string, string> {{"a", ""}, {"b", ""}, {"c", ""}},
            _server.AvailableCaps);
    }

    [TestMethod]
    public void DelNotAcked()
    {
        _server.Parse(new("CAP * DEL a"));
    }

    [TestMethod]
    public void DELOneLS()
    {
        _server.Parse(new("CAP * LS :a"));
        _server.Parse(new("CAP * ACK :a"));
        _server.Parse(new("CAP * DEL :a"));
        CollectionAssert.AreEqual(new Dictionary<string, string>(), _server.AvailableCaps);
        CollectionAssert.AreEqual(new List<string>(), _server.AgreedCaps);
    }

    [TestMethod]
    public void DelTwoLs()
    {
        _server.Parse(new("CAP * LS :a b"));
        _server.Parse(new("CAP * ACK :a b"));
        _server.Parse(new("CAP * DEL :a"));
        CollectionAssert.AreEqual(new Dictionary<string, string> {{"b", ""}}, _server.AvailableCaps);
        CollectionAssert.AreEqual(new List<string> {"b"}, _server.AgreedCaps);
    }

    [TestMethod]
    public void DelTwoDel()
    {
        _server.Parse(new("CAP * LS :a b"));
        _server.Parse(new("CAP * ACK :a b"));
        _server.Parse(new("CAP * DEL :a b"));
        CollectionAssert.AreEqual(new Dictionary<string, string>(), _server.AvailableCaps);
        CollectionAssert.AreEqual(new List<string>(), _server.AgreedCaps);
    }
}