From 74dd5d2a1e9fde7a6e915ed0aab22cc3a995d004 Mon Sep 17 00:00:00 2001
From: Pavel Djundik <xPaw@users.noreply.github.com>
Date: Thu, 4 Jun 2020 23:27:02 +0300
Subject: [PATCH] Serialize text kv without utf8 bom

---
 .../KVSerializerUtf8NoBomTestCase.cs          | 35 +++++++++++++++++++
 .../Serialization/KV1TextSerializer.cs        |  2 +-
 2 files changed, 36 insertions(+), 1 deletion(-)
 create mode 100644 ValveKeyValue/ValveKeyValue.Test/KVSerializerUtf8NoBomTestCase.cs

diff --git a/ValveKeyValue/ValveKeyValue.Test/KVSerializerUtf8NoBomTestCase.cs b/ValveKeyValue/ValveKeyValue.Test/KVSerializerUtf8NoBomTestCase.cs
new file mode 100644
index 00000000..0277b245
--- /dev/null
+++ b/ValveKeyValue/ValveKeyValue.Test/KVSerializerUtf8NoBomTestCase.cs
@@ -0,0 +1,35 @@
+using System;
+using System.IO;
+using NUnit.Framework;
+
+namespace ValveKeyValue.Test
+{
+    class KVSerializerUtf8NoBomTestCase
+    {
+        [TestCase]
+        public void TextSerializerDoesNotProduceUtf8Preamble()
+        {
+            var dataObject = new DataObject
+            {
+                Name = "First"
+            };
+
+            byte[] output;
+            using (var ms = new MemoryStream())
+            {
+                KVSerializer.Create(KVSerializationFormat.KeyValues1Text).Serialize(ms, dataObject, "test");
+
+                ms.Seek(0, SeekOrigin.Begin);
+
+                output = ms.ToArray();
+            }
+
+            Assert.AreEqual((byte)'"', output[0]);
+        }
+
+        class DataObject
+        {
+            public string Name { get; set; }
+        }
+    }
+}
diff --git a/ValveKeyValue/ValveKeyValue/Serialization/KV1TextSerializer.cs b/ValveKeyValue/ValveKeyValue/Serialization/KV1TextSerializer.cs
index ee150c54..7e0753ba 100644
--- a/ValveKeyValue/ValveKeyValue/Serialization/KV1TextSerializer.cs
+++ b/ValveKeyValue/ValveKeyValue/Serialization/KV1TextSerializer.cs
@@ -13,7 +13,7 @@ public KV1TextSerializer(Stream stream, KVSerializerOptions options)
             Require.NotNull(options, nameof(options));
 
             this.options = options;
-            writer = new StreamWriter(stream, Encoding.UTF8, bufferSize: 1024, leaveOpen: true);
+            writer = new StreamWriter(stream, new UTF8Encoding(), bufferSize: 1024, leaveOpen: true);
             writer.NewLine = "\n";
         }