class Another
{
    protected String name="";
    public Another() {}
    public main(String[] args) {}
    public boolean getResult() {return true;}
    public String getName() {return name;}
    public void setName(String value) {name=value;}
}

evaluate(new File("autotest/sources/Another.groovy"))
import support.tool.AutotestResult;
public class Another2 extends obj.getClass
{
    public Another2()
    {
        this.setName(this.name+"N");
    }
    public AutotestResult run()
    {
        return new AutotestResult(this.name+"123",this.getResult(),null,null)
    }
}
Another2 a = new Another2()
a.run()

String[] paths = {"autotest\cases\test.groovy"};
GroovyScriptEngine gse = new GroovyScriptEngine(paths);
Binding binding = new Binding();
binding.setVariable("args",null);
System.out.println(((AutotestResult)gse.run("test.groovy", binding)).toJSON());

Exception in thread "main" org.codehaus.groovy.control.MultipleCompilationErrorsException: startup failed:
file:/.../autotest/cases/test.groovy: 6: unable to resolve class Another
 @ line 6, column 1.
   public class Another2 extends Another
   ^