add more tests into build_and_run_tests.bat
diff --git a/vsprojects/vs2013/gpr_test_util.vcxproj b/vsprojects/vs2013/gpr_test_util.vcxproj
index 59e9ef2..04caa7e 100644
--- a/vsprojects/vs2013/gpr_test_util.vcxproj
+++ b/vsprojects/vs2013/gpr_test_util.vcxproj
@@ -81,6 +81,11 @@
<ClCompile Include="..\..\test\core\util\test_config.c">
</ClCompile>
</ItemGroup>
+ <ItemGroup>
+ <ProjectReference Include="gpr.vcxproj">
+ <Project>{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}</Project>
+ </ProjectReference>
+ </ItemGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets">
</ImportGroup>