[S.R.Serialization] fix wrong test that doesn't match .NET behavior.

There is no BOM output on Windows either.

diff --git a/mcs/class/System.Runtime.Serialization/Test/System.Runtime.Serialization/XmlObjectSerializerTest.cs b/mcs/class/System.Runtime.Serialization/Test/System.Runtime.Serialization/XmlObjectSerializerTest.cs
index 993115f273a83d7d01bf9428125c55ea2ec91e83..03264c43f51f21f3d7535cad350a672f1393881a 100755 (executable)
--- a/mcs/class/System.Runtime.Serialization/Test/System.Runtime.Serialization/XmlObjectSerializerTest.cs
+++ b/mcs/class/System.Runtime.Serialization/Test/System.Runtime.Serialization/XmlObjectSerializerTest.cs
@@ -137,9 +137,7 @@ namespace MonoTests.System.Runtime.Serialization
                        MemoryStream sw = new MemoryStream ();
                        ser.WriteObject (sw, 1);
                        string expected = "<int xmlns=\"http://schemas.microsoft.com/2003/10/Serialization/\">1</int>";
-                       byte[] buf = sw.ToArray ();
-                       // Skip the utf8 bom
-                       Assert.AreEqual (expected, Encoding.UTF8.GetString (buf, 3, buf.Length - 3));
+                       Assert.AreEqual (expected, Encoding.UTF8.GetString (sw.ToArray ()));
                }
 
                [Test]