tests for getting missing regions

RTWLibPlus/randomiser/randDS.cs

@@ -50,8 +50,8 @@ public static string RandCitiesVoronoi(SMF smf, RandWrap rnd, DS ds = null, City
         Vector2[] vp = Voronoi.GetVoronoiPoints(factions.Count, cm.Width, cm.Height, rnd);
         List<string[]> gh = Voronoi.GetVoronoiGroups(cm.CityCoordinates, vp);
 
-        //gh.Shuffle(TWRand.rnd);
-        //factions.Shuffle(TWRand.rnd);
+        // gh.Shuffle(TWRand.rnd);
+        // factions.Shuffle(TWRand.rnd);
         // function to get missing settlements and add them to the pool
         for (int i = 0; i < factions.Count; i++)
         {

RTWLib_Tests/modifiers/Tests_drMod.cs

@@ -0,0 +1,35 @@
+namespace RTWLib_Tests.Modifiers;
+
+using System.Collections.Generic;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using RTWLibPlus.data;
+using RTWLibPlus.dataWrappers;
+using RTWLibPlus.helpers;
+using RTWLibPlus.interfaces;
+using RTWLibPlus.parsers;
+using RTWLibPlus.parsers.objects;
+using RTWLibPlus.Modifiers;
+
+[TestClass]
+public class TestsDR
+{
+    private readonly DepthParse dp = new();
+    private readonly TWConfig config = TWConfig.LoadConfig(@"resources/remaster.json");
+
+    [TestMethod]
+    public void GetMissingRegions()
+    {
+        string[] dr = this.dp.ReadFile(RFH.CurrDirPath("resources", "descr_regions.txt"), false);
+        List<IBaseObj> smfParse = this.dp.Parse(dr, Creator.DRcreator, '\t');
+        DR parseddr = new(smfParse, this.config);
+        string[] ds = this.dp.ReadFile(RFH.CurrDirPath("resources", "descr_strat.txt"), false);
+        List<IBaseObj> dsParse = this.dp.Parse(ds, Creator.DScreator);
+        DS parsedds = new(dsParse, this.config);
+        List<IBaseObj> settlements = parsedds.GetItemsByIdent("settlement").DeepCopy();
+        List<string> missing = DRModifier.GetMissingRegionNames(settlements, parseddr);
+
+        int result = settlements.Count + missing.Count;
+        Assert.AreEqual(parseddr.Regions.Count, result);
+    }
+
+}