Add embedded tileset test case

DotTiled.Tests/Serialization/TestData.cs

@@ -32,7 +32,8 @@ public static partial class TestData
   [
     ["Serialization.TestData.Map.default_map.default-map", TestData.DefaultMap(), Array.Empty<CustomTypeDefinition>()],
     ["Serialization.TestData.Map.map_with_common_props.map-with-common-props", TestData.MapWithCommonProps(), Array.Empty<CustomTypeDefinition>()],
-    ["Serialization.TestData.Map.map_with_custom_type_props.map-with-custom-type-props", TestData.MapWithCustomTypeProps(), TestData.MapWithCustomTypePropsCustomTypeDefinitions()]
+    ["Serialization.TestData.Map.map_with_custom_type_props.map-with-custom-type-props", TestData.MapWithCustomTypeProps(), TestData.MapWithCustomTypePropsCustomTypeDefinitions()],
+    ["Serialization.TestData.Map.map_with_embedded_tileset.map-with-embedded-tileset", TestData.MapWithEmbeddedTileset(), Array.Empty<CustomTypeDefinition>()],
   ];
 
   private static CustomTypeDefinition[] typedefs = [

DotTiled.Tests/Serialization/TestData/Map/map-with-embedded-tileset/map-with-embedded-tileset.cs

@@ -0,0 +1,76 @@
+using System.Globalization;
+
+namespace DotTiled.Tests;
+
+public partial class TestData
+{
+  public static Map MapWithEmbeddedTileset() => new Map
+  {
+    Class = "",
+    Orientation = MapOrientation.Orthogonal,
+    Width = 5,
+    Height = 5,
+    TileWidth = 32,
+    TileHeight = 32,
+    Infinite = false,
+    HexSideLength = null,
+    StaggerAxis = null,
+    StaggerIndex = null,
+    ParallaxOriginX = 0,
+    ParallaxOriginY = 0,
+    RenderOrder = RenderOrder.RightDown,
+    CompressionLevel = -1,
+    BackgroundColor = Color.Parse("#00000000", CultureInfo.InvariantCulture),
+    Version = "1.10",
+    TiledVersion = "1.11.0",
+    NextLayerID = 2,
+    NextObjectID = 1,
+    Tilesets = [
+      new Tileset
+      {
+        FirstGID = 1,
+        Name = "tileset",
+        TileWidth = 32,
+        TileHeight = 32,
+        TileCount = 24,
+        Columns = 8,
+        Image = new Image
+        {
+          Format = ImageFormat.Png,
+          Source = "tileset.png",
+          Width = 256,
+          Height = 96,
+        }
+      }
+    ],
+    Layers = [
+      new TileLayer
+      {
+        ID = 1,
+        Name = "Tile Layer 1",
+        Width = 5,
+        Height = 5,
+        Data = new Data
+        {
+          Encoding = DataEncoding.Csv,
+          Chunks = null,
+          Compression = null,
+          GlobalTileIDs = [
+            1, 1, 0, 0, 7,
+            1, 1, 0, 0, 7,
+            0, 0, 0, 0, 7,
+            9, 10, 0, 0, 7,
+            17, 18, 0, 0, 0
+          ],
+          FlippingFlags = [
+            FlippingFlags.None, FlippingFlags.None, FlippingFlags.None, FlippingFlags.None, FlippingFlags.None,
+            FlippingFlags.None, FlippingFlags.None, FlippingFlags.None, FlippingFlags.None, FlippingFlags.None,
+            FlippingFlags.None, FlippingFlags.None, FlippingFlags.None, FlippingFlags.None, FlippingFlags.None,
+            FlippingFlags.None, FlippingFlags.None, FlippingFlags.None, FlippingFlags.None, FlippingFlags.None,
+            FlippingFlags.None, FlippingFlags.None, FlippingFlags.None, FlippingFlags.None, FlippingFlags.None
+          ]
+        }
+      }
+    ]
+  };
+}

DotTiled.Tests/Serialization/TestData/Map/map-with-embedded-tileset/map-with-embedded-tileset.tmj

@@ -0,0 +1,45 @@
+{ "compressionlevel":-1,
+ "height":5,
+ "infinite":false,
+ "layers":[
+        {
+         "data":[1, 1, 0, 0, 7,
+            1, 1, 0, 0, 7,
+            0, 0, 0, 0, 7,
+            9, 10, 0, 0, 7,
+            17, 18, 0, 0, 0],
+         "height":5,
+         "id":1,
+         "name":"Tile Layer 1",
+         "opacity":1,
+         "type":"tilelayer",
+         "visible":true,
+         "width":5,
+         "x":0,
+         "y":0
+        }],
+ "nextlayerid":2,
+ "nextobjectid":1,
+ "orientation":"orthogonal",
+ "renderorder":"right-down",
+ "tiledversion":"1.11.0",
+ "tileheight":32,
+ "tilesets":[
+        {
+         "columns":8,
+         "firstgid":1,
+         "image":"tileset.png",
+         "imageheight":96,
+         "imagewidth":256,
+         "margin":0,
+         "name":"tileset",
+         "spacing":0,
+         "tilecount":24,
+         "tileheight":32,
+         "tilewidth":32
+        }],
+ "tilewidth":32,
+ "type":"map",
+ "version":"1.10",
+ "width":5
+}

DotTiled.Tests/Serialization/TestData/Map/map-with-embedded-tileset/map-with-embedded-tileset.tmx

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<map version="1.10" tiledversion="1.11.0" orientation="orthogonal" renderorder="right-down" width="5" height="5" tilewidth="32" tileheight="32" infinite="0" nextlayerid="2" nextobjectid="1">
+ <tileset firstgid="1" name="tileset" tilewidth="32" tileheight="32" tilecount="24" columns="8">
+  <image source="tileset.png" width="256" height="96"/>
+ </tileset>
+ <layer id="1" name="Tile Layer 1" width="5" height="5">
+  <data encoding="csv">
+1,1,0,0,7,
+1,1,0,0,7,
+0,0,0,0,7,
+9,10,0,0,7,
+17,18,0,0,0
+</data>
+ </layer>
+</map>