No more TmxSerializer, now different readers for each file format

DotTiled.Tests/Assert/AssertLayer.cs

@@ -0,0 +1,75 @@
+namespace DotTiled.Tests;
+
+public static partial class DotTiledAssert
+{
+  internal static void AssertLayer(BaseLayer? expected, BaseLayer? actual)
+  {
+    if (expected is null)
+    {
+      Assert.Null(actual);
+      return;
+    }
+
+    // Attributes
+    Assert.NotNull(actual);
+    Assert.Equal(expected.ID, actual.ID);
+    Assert.Equal(expected.Name, actual.Name);
+    Assert.Equal(expected.Class, actual.Class);
+    Assert.Equal(expected.Opacity, actual.Opacity);
+    Assert.Equal(expected.Visible, actual.Visible);
+    Assert.Equal(expected.TintColor, actual.TintColor);
+    Assert.Equal(expected.OffsetX, actual.OffsetX);
+    Assert.Equal(expected.OffsetY, actual.OffsetY);
+    Assert.Equal(expected.ParallaxX, actual.ParallaxX);
+    Assert.Equal(expected.ParallaxY, actual.ParallaxY);
+
+    AssertProperties(expected.Properties, actual.Properties);
+    AssertLayer((dynamic)expected, (dynamic)actual);
+  }
+
+  private static void AssertLayer(TileLayer expected, TileLayer actual)
+  {
+    // Attributes
+    Assert.Equal(expected.Width, actual.Width);
+    Assert.Equal(expected.Height, actual.Height);
+    Assert.Equal(expected.X, actual.X);
+    Assert.Equal(expected.Y, actual.Y);
+
+    Assert.NotNull(actual.Data);
+    AssertData(expected.Data, actual.Data);
+  }
+
+  private static void AssertLayer(ObjectLayer expected, ObjectLayer actual)
+  {
+    // Attributes
+    Assert.Equal(expected.DrawOrder, actual.DrawOrder);
+    Assert.Equal(expected.X, actual.X);
+    Assert.Equal(expected.Y, actual.Y);
+
+    Assert.NotNull(actual.Objects);
+    Assert.Equal(expected.Objects.Count, actual.Objects.Count);
+    for (var i = 0; i < expected.Objects.Count; i++)
+      AssertObject(expected.Objects[i], actual.Objects[i]);
+  }
+
+  private static void AssertLayer(ImageLayer expected, ImageLayer actual)
+  {
+    // Attributes
+    Assert.Equal(expected.RepeatX, actual.RepeatX);
+    Assert.Equal(expected.RepeatY, actual.RepeatY);
+    Assert.Equal(expected.X, actual.X);
+    Assert.Equal(expected.Y, actual.Y);
+
+    Assert.NotNull(actual.Image);
+    AssertImage(expected.Image, actual.Image);
+  }
+
+  private static void AssertLayer(Group expected, Group actual)
+  {
+    // Attributes
+    Assert.NotNull(actual.Layers);
+    Assert.Equal(expected.Layers.Count, actual.Layers.Count);
+    for (var i = 0; i < expected.Layers.Count; i++)
+      AssertLayer(expected.Layers[i], actual.Layers[i]);
+  }
+}