Add AutoTranslatePayload re-encode test

Dalamud.Test/Game/Text/SeStringHandling/SeStringTests.cs

@@ -1,6 +1,10 @@
-using System;
+using System;
+using System.IO;
+
 using Dalamud.Configuration;
 using Dalamud.Game.Text.SeStringHandling;
+using Dalamud.Game.Text.SeStringHandling.Payloads;
+
 using Xunit;
 
 namespace Dalamud.Test.Game.Text.SeStringHandling
@@ -50,19 +54,44 @@ namespace Dalamud.Test.Game.Text.SeStringHandling
             var config = new MockConfig { Text = seString };
             PluginConfigurations.SerializeConfig(config);
         }
-        
+
         [Fact]
         public void TestConfigDeserializable()
         {
             var builder = new SeStringBuilder();
             var seString = builder.AddText("Some text").Build();
             var config = new MockConfig { Text = seString };
-            
+
             // This relies on the type information being maintained, which is why we're using these
             // static methods instead of default serialization/deserialization.
             var configSerialized = PluginConfigurations.SerializeConfig(config);
             var configDeserialized = (MockConfig)PluginConfigurations.DeserializeConfig(configSerialized);
             Assert.Equal(config, configDeserialized);
         }
+
+        [Theory]
+        [InlineData(49, 209)]
+        [InlineData(71, 7)]
+        [InlineData(62, 116)]
+        public void TestAutoTranslatePayloadReencode(uint group, uint key)
+        {
+            var payload = new AutoTranslatePayload(group, key);
+
+            Assert.Equal(group, payload.Group);
+            Assert.Equal(key, payload.Key);
+
+            var encoded = payload.Encode();
+            using var stream = new MemoryStream(encoded);
+            using var reader = new BinaryReader(stream);
+            var decodedPayload = Payload.Decode(reader) as AutoTranslatePayload;
+
+            Assert.Equal(group, decodedPayload.Group);
+            Assert.Equal(key, decodedPayload.Key);
+
+            Assert.Equal(payload.Group, decodedPayload.Group);
+            Assert.Equal(payload.Key, decodedPayload.Key);
+
+            Assert.Equal(encoded, decodedPayload.Encode());
+        }
     }
 }