public void commandArgCallsExecuteSingleCommand() throws Exception {
context.withParameter(ConfigurationParameter.OMITTING_UPDATES, "true");
context.withParameter(ConfigurationParameter.COMMAND, "command");
FitNesse fitNesse = mock(FitNesse.class);
when(fitNesse.start()).thenReturn(true);
context = spy(context);
doAnswer(fitNesseContextWith(fitNesse)).when(context).makeFitNesseContext();
int exitCode = new FitNesseMain().launchFitNesse(context);