From 19363cdf1133e2c4478f6c7b273728e0c9dd6b2b Mon Sep 17 00:00:00 2001
From: Haiping Chen <haiping008@gmail.com>
Date: Wed, 9 Nov 2022 18:41:08 -0600
Subject: [PATCH] Fix ReadValueMatrix ReadBytes issue in .NET 6.0. #880

---
 src/TensorFlowNET.Console/Tensorflow.Console.csproj   |  2 +-
 .../NumPy/Implementation/NumPyImpl.Creation.cs        |  5 ++---
 src/TensorFlowNET.Core/Tensorflow.Binding.csproj      |  2 +-
 .../Tensorflow.Benchmark.csproj                       |  2 +-
 .../TensorFlowNET.Graph.UnitTest.csproj               |  2 +-
 .../Tensorflow.Keras.UnitTest.csproj                  |  2 +-
 .../Tensorflow.Native.UnitTest.csproj                 |  2 +-
 test/TensorFlowNET.UnitTest/ManagedAPI/LinalgTest.cs  | 11 +++++++++++
 .../Tensorflow.Binding.UnitTest.csproj                |  2 +-
 9 files changed, 20 insertions(+), 10 deletions(-)

diff --git a/src/TensorFlowNET.Console/Tensorflow.Console.csproj b/src/TensorFlowNET.Console/Tensorflow.Console.csproj
index e352cde5..058722eb 100644
--- a/src/TensorFlowNET.Console/Tensorflow.Console.csproj
+++ b/src/TensorFlowNET.Console/Tensorflow.Console.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <RootNamespace>Tensorflow</RootNamespace>
     <AssemblyName>Tensorflow</AssemblyName>
     <Platforms>AnyCPU;x64</Platforms>
diff --git a/src/TensorFlowNET.Core/NumPy/Implementation/NumPyImpl.Creation.cs b/src/TensorFlowNET.Core/NumPy/Implementation/NumPyImpl.Creation.cs
index 84ffe75e..f29879b0 100644
--- a/src/TensorFlowNET.Core/NumPy/Implementation/NumPyImpl.Creation.cs
+++ b/src/TensorFlowNET.Core/NumPy/Implementation/NumPyImpl.Creation.cs
@@ -90,9 +90,8 @@ namespace Tensorflow.NumPy
             int total = 1;
             for (int i = 0; i < shape.Length; i++)
                 total *= shape[i];
-            var buffer = new byte[bytes * total];
-
-            reader.Read(buffer, 0, buffer.Length);
+            
+            var buffer = reader.ReadBytes(bytes * total);
             System.Buffer.BlockCopy(buffer, 0, matrix, 0, buffer.Length);
 
             return matrix;
diff --git a/src/TensorFlowNET.Core/Tensorflow.Binding.csproj b/src/TensorFlowNET.Core/Tensorflow.Binding.csproj
index bc0ee964..4bd0a490 100644
--- a/src/TensorFlowNET.Core/Tensorflow.Binding.csproj
+++ b/src/TensorFlowNET.Core/Tensorflow.Binding.csproj
@@ -5,7 +5,7 @@
     <AssemblyName>Tensorflow.Binding</AssemblyName>
     <RootNamespace>Tensorflow</RootNamespace>
     <TargetTensorFlow>2.2.0</TargetTensorFlow>
-    <Version>0.70.1</Version>
+    <Version>0.70.2</Version>
     <LangVersion>9.0</LangVersion>
     <Nullable>enable</Nullable>
     <Authors>Haiping Chen, Meinrad Recheis, Eli Belash</Authors>
diff --git a/src/TensorFlowNet.Benchmarks/Tensorflow.Benchmark.csproj b/src/TensorFlowNet.Benchmarks/Tensorflow.Benchmark.csproj
index 6fc8c5f4..ee0c113f 100644
--- a/src/TensorFlowNet.Benchmarks/Tensorflow.Benchmark.csproj
+++ b/src/TensorFlowNet.Benchmarks/Tensorflow.Benchmark.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <Platforms>AnyCPU;x64</Platforms>
   </PropertyGroup>
 
diff --git a/test/TensorFlowNET.Graph.UnitTest/TensorFlowNET.Graph.UnitTest.csproj b/test/TensorFlowNET.Graph.UnitTest/TensorFlowNET.Graph.UnitTest.csproj
index 2b1825cc..e05d48bb 100644
--- a/test/TensorFlowNET.Graph.UnitTest/TensorFlowNET.Graph.UnitTest.csproj
+++ b/test/TensorFlowNET.Graph.UnitTest/TensorFlowNET.Graph.UnitTest.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <LangVersion>9.0</LangVersion>
     <IsPackable>false</IsPackable>
     <AssemblyName>TensorFlowNET.UnitTest</AssemblyName>
diff --git a/test/TensorFlowNET.Keras.UnitTest/Tensorflow.Keras.UnitTest.csproj b/test/TensorFlowNET.Keras.UnitTest/Tensorflow.Keras.UnitTest.csproj
index 3186bbaf..6d0b1ca3 100644
--- a/test/TensorFlowNET.Keras.UnitTest/Tensorflow.Keras.UnitTest.csproj
+++ b/test/TensorFlowNET.Keras.UnitTest/Tensorflow.Keras.UnitTest.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
 
     <IsPackable>false</IsPackable>
 
diff --git a/test/TensorFlowNET.Native.UnitTest/Tensorflow.Native.UnitTest.csproj b/test/TensorFlowNET.Native.UnitTest/Tensorflow.Native.UnitTest.csproj
index 926012c7..d7af0376 100644
--- a/test/TensorFlowNET.Native.UnitTest/Tensorflow.Native.UnitTest.csproj
+++ b/test/TensorFlowNET.Native.UnitTest/Tensorflow.Native.UnitTest.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
 
     <IsPackable>false</IsPackable>
 
diff --git a/test/TensorFlowNET.UnitTest/ManagedAPI/LinalgTest.cs b/test/TensorFlowNET.UnitTest/ManagedAPI/LinalgTest.cs
index 45448cbb..fb515af1 100644
--- a/test/TensorFlowNET.UnitTest/ManagedAPI/LinalgTest.cs
+++ b/test/TensorFlowNET.UnitTest/ManagedAPI/LinalgTest.cs
@@ -77,5 +77,16 @@ namespace TensorFlowNET.UnitTest.ManagedAPI
             Assert.AreEqual(c.shape.ndim, 0);
             Assert.AreEqual(c.numpy(), 8);
         }
+
+        [TestMethod]
+        public void Matmul()
+        {
+            var a = tf.constant(new[] { 1, 2, 3, 4, 5, 6 }, shape: (2, 3));
+            var b = tf.constant(new[] { 7, 8, 9, 10, 11, 12 }, shape: (3, 2));
+            var c = tf.linalg.matmul(a, b);
+
+            Assert.AreEqual(c.shape, (2, 2));
+            AssetSequenceEqual(c.ToArray<int>(), new[] { 58, 64, 139, 154 });
+        }
     }
 }
diff --git a/test/TensorFlowNET.UnitTest/Tensorflow.Binding.UnitTest.csproj b/test/TensorFlowNET.UnitTest/Tensorflow.Binding.UnitTest.csproj
index 05a0df74..ffb583c9 100644
--- a/test/TensorFlowNET.UnitTest/Tensorflow.Binding.UnitTest.csproj
+++ b/test/TensorFlowNET.UnitTest/Tensorflow.Binding.UnitTest.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
 
     <IsPackable>false</IsPackable>