string tfsUrl = "http://YourTFS:8080";

string teamProject = "Your Team Project Name";

string teamBuildType = "The name of your team build";

//Connect to the Team Foundation Server using the credentials

//of the currently logged person

TeamFoundationServer server = TeamFoundationServerFactory.GetServer(tfsUrl);

//Access the build service

BuildStore buildStore = server.GetService(typeof(BuildStore)) as BuildStore;

//and get the list of builds

BuildData[] buildDatas = buildStore.GetListOfBuilds(teamProject, teamBuildType);

//Iterate on all your builds

foreach ( BuildData buildData in buildDatas )

{

   PlatformFlavorData[] platforms = buildStore.GetPlatformFlavorsForBuild(buildData.BuildUri);

   // Iterate, for a specific build,

   // on all the build platform and flavor you have defined

   foreach ( var platformFlavor in platforms )

   {

      TestResultData[] testResults = buildStore.GetTestResultsForBuild(buildData.BuildUri, platformFlavor.PlatformName, platformFlavor.FlavorName);

      foreach ( TestResultData testResultData in testResults )

      {

         /* Here for each build platform and flavor

         * you are iterating on the test results

         */

      }

   }

}