### Question:
HelpCommand extends AbstractCommand { public static HelpCommand helpCommandStandalone() { return new HelpCommand(EnvSettings.standalone(), "", "", "Commands"); } private  HelpCommand(EnvSettings envSettings, String taskPrefix, String propertyPrefix, String commandTitle); void execute(); static HelpCommand helpCommandGradle(); static HelpCommand helpCommandMaven(); static HelpCommand helpCommandStandalone();  }### Answer:
@Test public void testStandalone() throws Exception { HelpCommand helpCommand = HelpCommand.helpCommandStandalone(); String out = executeToString(new ExecuteToStringCallbackHelpCmd(helpCommand)); Assert.assertThat(out, CoreMatchers.containsString("Commands")); Assert.assertThat(out, CoreMatchers.containsString("[dbpatch.file]")); }