code: package it.unibz.inf.ontop.cli;
  
  
  import org.junit.Test;
  
  
  public class OntopTest {
  
      @Test
      public void testOntopMainNoArgs(){
          Ontop.main();
      }
  
      @Test
      public void testOntopHelp(){
          Ontop.main("help");
      }
  
      @Test
      public void testOntopHelpEndpoint(){
          Ontop.main("help", "endpoint");
      }
  
      @Test
      public void testOntopHelpMapping(){
          Ontop.main("help", "mapping");
      }
  
      @Test
      public void testOntopHelpMaterialize(){
          Ontop.main("help", "materialize");
      }
  
      @Test
      public void testOntopHelpMapping_ToR2rml(){
          Ontop.main("help", "mapping", "to-r2rml");
      }
  
      @Test
      public void testOntopHelpMapping_ToOBDA(){
          Ontop.main("help", "mapping", "to-obda");
      }
  
      @Test
      public void testOntopHelpMapping_Prettify(){
          Ontop.main("help", "mapping", "pretty-r2rml");
      }
  
      @Test
      public void testOntopMissingCommand (){
          Ontop.main("-m", "/Users/xiao/Projects/npd-benchmark/mappings/postgres/no-spatial/npd-v2-ql_a_postgres.obda",
                  "-t", "/Users/xiao/Projects/npd-benchmark/ontology/vocabulary.owl",
                  "-f", "turtle", "-o", "/tmp/npd", "--separate-files");
      }
  
      @Test
      public void testOntopMissingArgValues (){
          Ontop.main("materialize", "-m",
                  "-t", "/Users/xiao/Projects/npd-benchmark/ontology/vocabulary.owl",
                  "-f", "turtle",
                  "-o", "/tmp/npd",
                  "--separate-files");
      }
  
      @Test
      public void testOntopMissingRequiredArg (){
          Ontop.main("materialize",
                  "-t", "/Users/xiao/Projects/npd-benchmark/ontology/vocabulary.owl",
                  "-f", "turtle",
                  "-o", "/tmp/npd",
                  "--separate-files");
      }
  }
  