package org.kuali.maven.plugins.graph.dot;
   
   import java.io.File;
   import java.io.OutputStream;
   
   import org.apache.commons.io.FileUtils;
   import org.apache.commons.io.IOUtils;
   import org.junit.Test;
   import org.kuali.maven.plugins.graph.dot.StringGenerator;
  import org.kuali.maven.plugins.graph.pojo.Graph;
  
  public class DotGeneratorTest {
      DotGenerator dg = new DotGenerator();
      StringGenerator sg = new StringGenerator();
  
      @Test
      public void testHelloWorld() {
          try {
              Graph g = dg.getHelloWorld();
              String s = sg.getString(g);
              File file = new File("./target/test-classes/hellworld.dot");
              OutputStream out = FileUtils.openOutputStream(file);
              IOUtils.write(s.getBytes(), out);
              out.close();
          } catch (Exception e) {
              e.printStackTrace();
          }
      }
  }