Generate RuntimeFrameworkVersion for function tests

test/KoreBuild.FunctionalTests/GenerateTestProps.targets

@@ -0,0 +1,18 @@
+<Project>
+  <Target Name="GenerateTestProps" AfterTargets="Build">
+    <PropertyGroup>
+     <TestPropsContent>
+<![CDATA[
+<Project>
+  <PropertyGroup>
+    <RuntimeFrameworkVersion Condition="'%24(TargetFramework)' == 'netcoreapp2.0'">$(MicrosoftNETCoreApp20PackageVersion)</RuntimeFrameworkVersion>
+    <RuntimeFrameworkVersion Condition="'%24(TargetFramework)' == 'netcoreapp2.1'">$(MicrosoftNETCoreApp21PackageVersion)</RuntimeFrameworkVersion>
+  </PropertyGroup>
+</Project>
+]]>
+     </TestPropsContent>
+    </PropertyGroup>
+    <MakeDir Directories="$(OutputPath)TestResources/" />
+    <WriteLinesToFile File="$(OutputPath)TestResources/Directory.Build.targets" Lines="$(TestPropsContent)" Overwrite="true" />
+  </Target>
+</Project>

test/KoreBuild.FunctionalTests/KoreBuild.FunctionalTests.csproj

@@ -26,4 +26,5 @@
     <PackageReference Include="xunit.runner.visualstudio" Version="$(XunitRunnerVisualStudioPackageVersion)" />
   </ItemGroup>
 
+  <Import Project="GenerateTestProps.targets" />
 </Project>

test/KoreBuild.FunctionalTests/Utilities/TestApp.cs

@@ -25,6 +25,8 @@ namespace KoreBuild.FunctionalTests
             Directory.CreateDirectory(workDir);
             CopyRecursive(templateDir, workDir);
             CopyRecursive(source, workDir);
+            var db = Path.Combine(AppContext.BaseDirectory, "TestResources", "Directory.Build.targets");
+            File.Copy(db, Path.Combine(workDir, "Directory.Build.targets"), overwrite: true);
         }
 
         public string WorkingDirectory { get; }

testassets/RepoThatShouldFailToBuild/Directory.Build.targets

@@ -1 +1,4 @@
+<!--
+This file will be replaced during tests runs.
+It's here in source just to keep local dev work isolated from KoreBuild's context. -->
 <Project />

testassets/SimpleRepo/Directory.Build.targets

@@ -1 +1,4 @@
+<!--
+This file will be replaced during tests runs.
+It's here in source just to keep local dev work isolated from KoreBuild's context. -->
 <Project />