add failing test

tests/ImageSharp.Tests/TestUtilities/Tests/TestEnvironmentTests.cs

@@ -3,7 +3,7 @@
 
 using System;
 using System.IO;
-
+using Microsoft.DotNet.RemoteExecutor;
 using SixLabors.ImageSharp.Formats;
 using SixLabors.ImageSharp.Formats.Bmp;
 using SixLabors.ImageSharp.Formats.Gif;
@@ -114,5 +114,16 @@ namespace SixLabors.ImageSharp.Tests
             IImageDecoder decoder = TestEnvironment.GetReferenceDecoder(fileName);
             Assert.IsType(expectedDecoderType, decoder);
         }
+
+        [Fact]
+        public void RemoteExecutor_FailingRemoteTestShouldFailLocalTest()
+        {
+            static void FailingCode()
+            {
+                Assert.False(true);
+            }
+
+            Assert.ThrowsAny<RemoteExecutionException>(() => RemoteExecutor.Invoke(FailingCode).Dispose());
+        }
     }
 }