From 17204b55f2e99370ac33723a681aa9698f5a66ed Mon Sep 17 00:00:00 2001
From: Oceania2018 <haiping008@gmail.com>
Date: Sat, 25 Jul 2020 15:54:43 -0500
Subject: [PATCH] add ReduceSum test.

---
 .../TF_API/GradientTest.cs                    |  2 +-
 .../TF_API/LinalgTest.cs                      |  2 +-
 .../TF_API/MathApiTest.cs                     | 20 +++++++++++++++++++
 .../TF_API/StringsApiTest.cs                  |  3 ++-
 .../TF_API/TensorOperate.cs                   |  2 +-
 .../Utilities/TestHelper.cs                   |  2 +-
 6 files changed, 26 insertions(+), 5 deletions(-)

diff --git a/test/TensorFlowNET.UnitTest/TF_API/GradientTest.cs b/test/TensorFlowNET.UnitTest/TF_API/GradientTest.cs
index e34fce17..9c6bd0e4 100644
--- a/test/TensorFlowNET.UnitTest/TF_API/GradientTest.cs
+++ b/test/TensorFlowNET.UnitTest/TF_API/GradientTest.cs
@@ -5,7 +5,7 @@ using System.Linq;
 using Tensorflow;
 using static Tensorflow.Binding;
 
-namespace Tensorflow.UnitTest.TF_API
+namespace TensorFlowNET.UnitTest.TF_API
 {
     [TestClass]
     public class GradientTest
diff --git a/test/TensorFlowNET.UnitTest/TF_API/LinalgTest.cs b/test/TensorFlowNET.UnitTest/TF_API/LinalgTest.cs
index 54302993..044280f9 100644
--- a/test/TensorFlowNET.UnitTest/TF_API/LinalgTest.cs
+++ b/test/TensorFlowNET.UnitTest/TF_API/LinalgTest.cs
@@ -4,7 +4,7 @@ using System.Collections.Generic;
 using System.Text;
 using static Tensorflow.Binding;
 
-namespace Tensorflow.UnitTest.TF_API
+namespace TensorFlowNET.UnitTest.TF_API
 {
     [TestClass]
     public class LinalgTest
diff --git a/test/TensorFlowNET.UnitTest/TF_API/MathApiTest.cs b/test/TensorFlowNET.UnitTest/TF_API/MathApiTest.cs
index 12023bd4..854ca57f 100644
--- a/test/TensorFlowNET.UnitTest/TF_API/MathApiTest.cs
+++ b/test/TensorFlowNET.UnitTest/TF_API/MathApiTest.cs
@@ -13,6 +13,7 @@ namespace TensorFlowNET.UnitTest.TF_API
     {
         // A constant vector of size 6
         Tensor a = tf.constant(new float[] { 1.0f, -0.5f, 3.4f, -2.1f, 0.0f, -6.5f });
+        Tensor b = tf.constant(new float[,] { { 1.0f, -0.5f, 3.4f }, { -2.1f, 0.0f, -6.5f } });
 
         [TestMethod]
         public void Sin()
@@ -31,5 +32,24 @@ namespace TensorFlowNET.UnitTest.TF_API
             var actual = b.ToArray<float>();
             Assert.IsTrue(Equal(expected, actual));
         }
+
+        [TestMethod]
+        public void ReduceSum()
+        {
+            var x1 = tf.reduce_sum(b);
+            Assert.AreEqual(-4.7f, (float)x1);
+
+            var x2 = tf.reduce_sum(b, 0);
+            Assert.IsTrue(Enumerable.SequenceEqual(new[] { -1.0999999f, -0.5f, -3.1f }, x2.ToArray<float>()));
+
+            var x3 = tf.reduce_sum(b, 1);
+            Assert.IsTrue(Enumerable.SequenceEqual(new[] { 3.9f, -8.6f }, x3.ToArray<float>()));
+
+            var x4 = tf.reduce_sum(b, 1, keepdims: true);
+            Assert.AreEqual((2, 1), x4.TensorShape);
+
+            var x5 = tf.reduce_sum(b, (0, 1));
+            Assert.AreEqual(-4.7f, (float)x5);
+        }
     }
 }
diff --git a/test/TensorFlowNET.UnitTest/TF_API/StringsApiTest.cs b/test/TensorFlowNET.UnitTest/TF_API/StringsApiTest.cs
index f021e581..abbb8455 100644
--- a/test/TensorFlowNET.UnitTest/TF_API/StringsApiTest.cs
+++ b/test/TensorFlowNET.UnitTest/TF_API/StringsApiTest.cs
@@ -2,9 +2,10 @@
 using System;
 using System.Collections.Generic;
 using System.Text;
+using Tensorflow;
 using static Tensorflow.Binding;
 
-namespace Tensorflow.UnitTest.TF_API
+namespace TensorFlowNET.UnitTest.TF_API
 {
     [TestClass]
     public class StringsApiTest
diff --git a/test/TensorFlowNET.UnitTest/TF_API/TensorOperate.cs b/test/TensorFlowNET.UnitTest/TF_API/TensorOperate.cs
index 39efc8e6..e2666b90 100644
--- a/test/TensorFlowNET.UnitTest/TF_API/TensorOperate.cs
+++ b/test/TensorFlowNET.UnitTest/TF_API/TensorOperate.cs
@@ -5,7 +5,7 @@ using System.Linq;
 using Tensorflow;
 using static Tensorflow.Binding;
 
-namespace Tensorflow.UnitTest.TF_API
+namespace TensorFlowNET.UnitTest.TF_API
 {
     [TestClass]
     public class TensorOperate
diff --git a/test/TensorFlowNET.UnitTest/Utilities/TestHelper.cs b/test/TensorFlowNET.UnitTest/Utilities/TestHelper.cs
index dbc0d3a6..f4380629 100644
--- a/test/TensorFlowNET.UnitTest/Utilities/TestHelper.cs
+++ b/test/TensorFlowNET.UnitTest/Utilities/TestHelper.cs
@@ -3,7 +3,7 @@ using System.Collections.Generic;
 using System.IO;
 using System.Text;
 
-namespace Tensorflow.UnitTest
+namespace TensorFlowNET.UnitTest
 {
     public class TestHelper
     {