### Question:
StringUtil { public static String str2Unicode(String strText) throws Exception { String strRet = ""; for (int i = 0; i < strText.length(); i++) { char c = strText.charAt(i); int intAsc = c; String strHex = Integer.toHexString(intAsc); if (intAsc > 128) { strRet = strRet + " } else { strRet = strRet + " } } return strRet; }  static String getMiddleString(String text, String lStr, String rStr); static String deleteCRLFOnce(String input); static String str2HexStr(String str); static String hexStr2Str(String hexStr); static String byte2HexStr(byte[] b); static byte[] hexStr2Bytes(String src); static String str2Unicode(String strText); static String unicode2Str(String hex); static String delTagsFContent(String content); static String formatSize(double size); static String getEncoding(byte[] bytes); static List<Node> getFileList(Torrent torrent); static CodepageDetectorProxy detector; }### Answer:
@Test public void testStr2Unicode() throws Exception { assertEquals(" assertEquals(" }