add support for CoreCLR
diff --git a/src/csharp/Grpc.Core.Tests/project.json b/src/csharp/Grpc.Core.Tests/project.json
new file mode 100644
index 0000000..0c5d935
--- /dev/null
+++ b/src/csharp/Grpc.Core.Tests/project.json
@@ -0,0 +1,28 @@
+{
+  "compile": "**/*.cs",
+  "compilationOptions": {
+    "emitEntryPoint": true
+  },
+
+  "content": "../nativelibs/**",
+
+  "dependencies": {
+    "Grpc.Core": "0.14.0-anexperiment",
+    "NUnit": "3.2.0",
+    "NUnitLite": "3.2.0-*"
+  },
+  "frameworks": {
+    "net45": { },
+    "dotnet54": {
+      "imports": [
+        "portable-net45"
+      ],
+      "dependencies": {
+        "Microsoft.NETCore.App": {
+          "type": "platform",
+          "version": "1.0.0-rc2-23931"
+        }
+      }
+    }
+  }
+}