Test collection initialization

Author: kristiker

Tests/Resources/vmaptest1.dmx

@@ -0,0 +1,21 @@
+<!-- dmx encoding keyvalues2 4 format vmap 29 -->
+"$prefix_element$"
+{
+	"map_asset_references" "string_array" [ ]
+}
+"CMapRoot"
+{
+	"id" "elementid" "19f231ba-3ad6-4d36-b9d3-b3ae84c4fb69"
+	"name" "string" "root"
+	"isprefab" "bool" "0"
+	"showgrid" "bool" "1"
+	"snaprotationangle" "int" "15"
+	"gridspacing" "int" "64"
+	"show3dgrid" "bool" "1"
+	"itemFile" "bool" "1"
+	"world" "CMapWorld"
+	{
+		"id" "elementid" "3405a56b-2a71-48f6-8128-e9c82446b712"
+		"name" "string" "world"
+	}
+}

Tests/Tests.cs

@@ -8,6 +8,7 @@
 using Datamodel;
 using System.Numerics;
 using DM = Datamodel.Datamodel;
+using System.Text;
 
 namespace Datamodel_Tests
 {
@@ -234,6 +235,34 @@ protected DM Create(string encoding, int version, bool memory_save = false)
     [TestFixture]
     public class Functionality : DatamodelTests
     {
+        [Test]
+        public void Create_Datamodel_Vmap()
+        {
+            using var datamodel = new DM("vmap", 29);
+            datamodel.PrefixAttributes.Add("map_asset_references", new List<string>());
+            datamodel.Root = new Element(datamodel, "root", classNameOverride: "CMapRoot")
+            {
+                ["isprefab"] = false,
+                ["showgrid"] = true,
+                ["snaprotationangle"] = 15,
+                ["gridspacing"] = 64,
+                ["show3dgrid"] = true,
+                ["itemFile"] = true,
+                ["world"] = new Element(datamodel, "world", classNameOverride: "CMapWorld"),
+            };
+
+            using var stream = new MemoryStream();
+            datamodel.Save(stream, "keyvalues2", 4);
+            Assert.That(stream.Length, Is.GreaterThan(0));
+
+            using var actual = DM.Load(Path.Combine(TestContext.CurrentContext.TestDirectory, "Resources", "vmaptest1.dmx"));
+
+            //Assert.That(actual.PrefixAttributes.ContainsKey("map_asset_references"), Is.True);
+            //Assert.That(actual.PrefixAttributes["map_asset_references"], Is.Empty);
+            Assert.That(actual.Root, Is.Not.Null);
+            Assert.That(actual.Root["world"], Is.Not.Null);
+            Assert.That(actual.Root["world"], Is.EqualTo(datamodel.Root["world"]));
+        }
 
         [Test]
         public void Create_Binary_9()