TensorflowNET.UnitTest: Signed and added InternalVisibleTo in Core project.

src/TensorFlowNET.Core/Assembly/Properties.cs

@@ -0,0 +1,4 @@
+using System.Runtime.CompilerServices;
+#if DEBUG
+[assembly: InternalsVisibleTo("TensorFlowNET.UnitTest, PublicKey=00240000048000009400000006020000002400005253413100040000010001004b86c4cb78549b34bab61a3b1800e23bfeb5b3ec390074041536a7e3cbd97f5f04cf0f857155a8928eaa29ebfd11cfbbad3ba70efea7bda3226c6a8d370a4cd303f714486b6ebc225985a638471e6ef571cc92a4613c00b8fa65d61ccee0cbe5f36330c9a01f4183559f1bef24cc2917c6d913e3a541333a1d05d9bed22b38cb")]
+#endif

test/TensorFlowNET.UnitTest/TensorFlowNET.UnitTest.csproj

@@ -4,6 +4,12 @@
     <TargetFramework>netcoreapp2.2</TargetFramework>
 
     <IsPackable>false</IsPackable>
+
+    <SignAssembly>true</SignAssembly>
+
+    <DelaySign>false</DelaySign>
+
+    <AssemblyOriginatorKeyFile>Open.snk</AssemblyOriginatorKeyFile>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">