added object detection to test suite

test/TensorFlowNET.Examples/NeuralNetXor.cs

@@ -25,13 +25,14 @@ namespace TensorFlowNET.Examples
         private (Operation, Tensor, Tensor) make_graph(Tensor features,Tensor labels, int num_hidden = 8)
         {
             var stddev = 1 / Math.Sqrt(2);
-            var hidden_weights = tf.Variable(tf.truncated_normal(new int []{2, num_hidden}, stddev: (float) stddev ));
+            var hidden_weights = tf.Variable(tf.truncated_normal(new int []{2, num_hidden}, seed:1, stddev: (float) stddev ));
 
             // Shape [4, num_hidden]
             var hidden_activations = tf.nn.relu(tf.matmul(features, hidden_weights));
 
             var output_weights = tf.Variable(tf.truncated_normal(
                 new[] {num_hidden, 1},
+                seed: 17,
                 stddev: (float) (1 / Math.Sqrt(num_hidden))
             ));
 

test/TensorFlowNET.UnitTest/ExamplesTests/ExamplesTest.cs

@@ -123,5 +123,11 @@ namespace TensorFlowNET.ExamplesTests
         }
 
 
+        [TestMethod]
+        public void ObjectDetection()
+        {
+            tf.Graph().as_default();
+            Assert.IsTrue(new ObjectDetection() { Enabled = true, ImportGraph = true }.Run());
+        }
     }
 }