### Question:
EasyJaSubCommandLine implements EasyJaSubInputCommand { public void printHelp(PrintWriter stream, String usage, String header, String footer) { list.printHelp(stream, usage, header, footer); } EasyJaSubCommandLine(); String getMessage(); @Override boolean isHelp(); @Override String getVideoFileName(); @Override String getJapaneseSubFileName(); @Override String getTranslatedSubFileName(); @Override String getTranslatedSubLanguage(); @Override String getOutputIdxFileName(); @Override String getOutputHtmlDirectory(); @Override String getOutputBdnDirectory(); @Override String getWkHtmlToImageCommand(); @Override String getUrl(); @Override String getOutputIdxDirectory(); @Override String getOutputBdnFileName(); @Override String getHomeDirectoryName(); @Override String getJMDictFileName(); boolean parse(String[] args); void printHelp(PrintWriter stream, String usage, String header,
			String footer); @Override String getSelectLines(); @Override String getOutputJapaneseTextFileName(); @Override String getCssFileName(); @Override String getExactMatchTimeDiff(); @Override String getApproxMatchTimeDiff(); @Override String getHeight(); @Override String getWidth(); @Override String getCssHiraganaFont(); @Override String getCssKanjiFont(); @Override String getCssTranslationFont(); @Override String getShowRomaji(); @Override String getShowTranslation(); @Override String getShowKanji(); @Override String getShowFurigana(); @Override String getShowDictionary(); @Override int getVerbose();  }### Answer:
@Test public void testPrintHelp() { EasyJaSubCommandLine cm = new EasyJaSubCommandLine(); cm.printHelp(NULL_WRITER, "javajar", null, null); }