anchor.diff:      }
   
       var js = await env.compile(target);
  +    print("##teamcity[testSuiteStarted name='JavaScript Compiler']");
       var proc = await Process.start("node", ["-e", js]);
       proc.stdout.listen((data) {
         stdout.add(data);
  
positive.code:     context = new Context();
      StandardLibrary.import(context);
      IOLibrary.import(context);
      importTesting(context, "JSON AST");
      await env.buildEvalJSON(context);
      await context.run(() async {
        await context.invoke("runTests", []);
  
negative.code:         print("JavaScript Generation failed for script ${name}");
        }
      }
  
      print("##teamcity[testSuiteFinished name='JavaScript Compiler']");
    }
  }
  