PR feedback.

Implement VersionPrefix and VersionSuffix MSBuild properties.

Use FluentAssertions in the test.

src/dotnet/Microsoft.DotNet.Core.Sdk.targets

@@ -20,7 +20,10 @@
 
   <PropertyGroup>
     <GenerateRuntimeConfigurationFiles Condition=" '$(GenerateRuntimeConfigurationFiles)' == '' and '$(OutputType)' == 'exe' ">true</GenerateRuntimeConfigurationFiles>
-    <Version Condition=" '$(Version)' == '' ">1.0.0</Version>
+    <VersionPrefix Condition=" '$(VersionPrefix)' == '' ">1.0.0</VersionPrefix>
+    <VersionSuffix Condition=" '$(VersionSuffix)' == '' "></VersionSuffix>
+    <Version Condition=" '$(Version)' == '' and '$(VersionSuffix)' != '' ">$(VersionPrefix)-$(VersionSuffix)</Version>
+    <Version Condition=" '$(Version)' == '' ">$(VersionPrefix)</Version>
   </PropertyGroup>
 
   <UsingTask TaskName="GenerateDepsFile" AssemblyFile="$(MicrosoftDotNetCoreBuildTasksDirectory)Microsoft.DotNet.Core.Build.Tasks.dll" />

test/Microsoft.DotNet.Core.Build.Tasks.Tests/GivenADependencyContextBuilder.cs

@@ -1,8 +1,8 @@
 // Copyright (c) .NET Foundation and contributors. All rights reserved.
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
-using System;
 using System.IO;
+using FluentAssertions.Json;
 using Microsoft.Extensions.DependencyModel;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
@@ -36,7 +36,9 @@ namespace Microsoft.DotNet.Core.Build.Tasks.Tests
             JObject result = Save(dependencyContext);
             JObject baseline = ReadJson($"{mainProjectName}.deps.json");
 
-            Assert.True(JToken.DeepEquals(baseline, result), $"Expected: {baseline}{Environment.NewLine}Result:   {result}");
+            baseline
+                .Should()
+                .BeEquivalentTo(result);
         }
 
         private static JObject ReadJson(string path)

test/Microsoft.DotNet.Core.Build.Tasks.Tests/project.json

@@ -12,6 +12,7 @@
       "target": "project"
     },
     "xunit": "2.1.0",
+    "FluentAssertions.Json": "4.12.0",
     "dotnet-test-xunit": "1.0.0-rc2-192208-24"
   },
   "testRunner": "xunit",