From 05561ead4432bb055eb734dea36fa09a4e7f4b20 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=B9=85=E6=B0=B8?= <jiuyong@hotmail.com>
Date: Fri, 13 Nov 2020 23:47:17 +0800
Subject: [PATCH] =?UTF-8?q?add=20GradientOperatorMulTest=20=E3=80=82?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../ManagedAPI/GradientTest.cs                       | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/test/TensorFlowNET.UnitTest/ManagedAPI/GradientTest.cs b/test/TensorFlowNET.UnitTest/ManagedAPI/GradientTest.cs
index 1186fbd0..0cf0d2f5 100644
--- a/test/TensorFlowNET.UnitTest/ManagedAPI/GradientTest.cs
+++ b/test/TensorFlowNET.UnitTest/ManagedAPI/GradientTest.cs
@@ -35,5 +35,17 @@ namespace TensorFlowNET.UnitTest.ManagedAPI
             var y_grad = tape.gradient(y, x);
             Assert.AreEqual(9.0, (double)y);
         }
+
+        [TestMethod]
+        public void GradientOperatorMulTest()
+        {
+            var x = tf.constant(0f);
+            var w = tf.Variable(new float[] { 1, 1 });
+            using var gt = tf.GradientTape();
+            var y = x * w;
+            var gr = gt.gradient(y, w);
+            Assert.AreNotEqual(null, gr);
+        }
+
     }
 }