Mostly finished implementation of the new deck? ALso added some tests

src/NadekoBot.Tests/NewDeckTests.cs

@@ -0,0 +1,51 @@
+using Nadeko.Econ;
+using NUnit.Framework;
+
+namespace NadekoBot.Tests;
+
+public class NewDeckTests
+{
+    private RegularDeck _deck;
+
+    [SetUp]
+    public void Setup()
+    {
+        _deck = new RegularDeck();
+    }
+
+    [Test]
+    public void TestCount()
+    {
+        Assert.AreEqual(52, _deck.TotalCount);
+        Assert.AreEqual(52, _deck.CurrentCount);
+    }
+    
+    [Test]
+    public void TestDeckDraw()
+    {
+        var card = _deck.Draw();
+        
+        Assert.IsNotNull(card);
+        Assert.AreEqual(card.Suit, RegularSuit.Hearts);
+        Assert.AreEqual(card.Value, RegularValue.A);
+        Assert.AreEqual(_deck.CurrentCount, _deck.TotalCount - 1);
+    }
+
+    [Test]
+    public void TestDeckSpent()
+    {
+        for (var i = 0; i < _deck.TotalCount - 1; ++i)
+        {
+            _deck.Draw();
+        }
+
+        var lastCard = _deck.Draw();
+        
+        Assert.IsNotNull(lastCard);
+        Assert.AreEqual(lastCard, new RegularCard(RegularSuit.Spades, RegularValue.King));
+
+        var noCard = _deck.Draw();
+        
+        Assert.IsNull(noCard);
+    }
+}