Check in the pristine copy of ICU 4.6...

icu46/source/test/intltest/testidna.cpp

+/*
+ *******************************************************************************
+ *
+ *   Copyright (C) 2003-2010, International Business Machines
+ *   Corporation and others.  All Rights Reserved.
+ *
+ *******************************************************************************
+ *   file name:  testidna.cpp
+ *   encoding:   US-ASCII
+ *   tab size:   8 (not used)
+ *   indentation:4
+ *
+ *   created on: 2003feb1
+ *   created by: Ram Viswanadha
+ */
+
+#include "unicode/utypes.h"
+
+#if !UCONFIG_NO_IDNA && !UCONFIG_NO_TRANSLITERATION
+
+#include <time.h>
+#include <limits.h>
+#include <stdlib.h>
+#include <string.h>
+#include "unicode/localpointer.h"
+#include "unicode/ustring.h"
+#include "unicode/usprep.h"
+#include "unicode/uniset.h"
+#include "testidna.h"
+#include "idnaref.h"
+#include "nptrans.h"
+#include "unicode/putil.h"
+#include "idnaconf.h"
+
+static const UChar unicodeIn[][41] ={
+    { 
+        0x0644, 0x064A, 0x0647, 0x0645, 0x0627, 0x0628, 0x062A, 0x0643, 0x0644,
+        0x0645, 0x0648, 0x0634, 0x0639, 0x0631, 0x0628, 0x064A, 0x061F, 0x0000
+    },
+    {
+        0x4ED6, 0x4EEC, 0x4E3A, 0x4EC0, 0x4E48, 0x4E0D, 0x8BF4, 0x4E2D, 0x6587, 
+        0x0000
+    },
+    {
+        0x0050, 0x0072, 0x006F, 0x010D, 0x0070, 0x0072, 0x006F, 0x0073, 0x0074,
+        0x011B, 0x006E, 0x0065, 0x006D, 0x006C, 0x0075, 0x0076, 0x00ED, 0x010D,
+        0x0065, 0x0073, 0x006B, 0x0079, 0x0000
+    },
+    {
+        0x05DC, 0x05DE, 0x05D4, 0x05D4, 0x05DD, 0x05E4, 0x05E9, 0x05D5, 0x05D8,
+        0x05DC, 0x05D0, 0x05DE, 0x05D3, 0x05D1, 0x05E8, 0x05D9, 0x05DD, 0x05E2,
+        0x05D1, 0x05E8, 0x05D9, 0x05EA, 0x0000
+    },
+    {
+        0x092F, 0x0939, 0x0932, 0x094B, 0x0917, 0x0939, 0x093F, 0x0928, 0x094D,
+        0x0926, 0x0940, 0x0915, 0x094D, 0x092F, 0x094B, 0x0902, 0x0928, 0x0939,
+        0x0940, 0x0902, 0x092C, 0x094B, 0x0932, 0x0938, 0x0915, 0x0924, 0x0947,
+        0x0939, 0x0948, 0x0902, 0x0000
+    },
+    {
+        0x306A, 0x305C, 0x307F, 0x3093, 0x306A, 0x65E5, 0x672C, 0x8A9E, 0x3092,
+        0x8A71, 0x3057, 0x3066, 0x304F, 0x308C, 0x306A, 0x3044, 0x306E, 0x304B,
+        0x0000
+    },
+/*  
+    {
+        0xC138, 0xACC4, 0xC758, 0xBAA8, 0xB4E0, 0xC0AC, 0xB78C, 0xB4E4, 0xC774,
+        0xD55C, 0xAD6D, 0xC5B4, 0xB97C, 0xC774, 0xD574, 0xD55C, 0xB2E4, 0xBA74,
+        0xC5BC, 0xB9C8, 0xB098, 0xC88B, 0xC744, 0xAE4C, 0x0000
+    },
+*/
+    {   
+        0x043F, 0x043E, 0x0447, 0x0435, 0x043C, 0x0443, 0x0436, 0x0435, 0x043E,
+        0x043D, 0x0438, 0x043D, 0x0435, 0x0433, 0x043E, 0x0432, 0x043E, 0x0440,
+        0x044F, 0x0442, 0x043F, 0x043E, 0x0440, 0x0443, 0x0441, 0x0441, 0x043A,
+        0x0438, 0x0000
+    },
+    {
+        0x0050, 0x006F, 0x0072, 0x0071, 0x0075, 0x00E9, 0x006E, 0x006F, 0x0070,
+        0x0075, 0x0065, 0x0064, 0x0065, 0x006E, 0x0073, 0x0069, 0x006D, 0x0070,
+        0x006C, 0x0065, 0x006D, 0x0065, 0x006E, 0x0074, 0x0065, 0x0068, 0x0061,
+        0x0062, 0x006C, 0x0061, 0x0072, 0x0065, 0x006E, 0x0045, 0x0073, 0x0070,
+        0x0061, 0x00F1, 0x006F, 0x006C, 0x0000
+    },
+    {
+        0x4ED6, 0x5011, 0x7232, 0x4EC0, 0x9EBD, 0x4E0D, 0x8AAA, 0x4E2D, 0x6587,
+        0x0000
+    },
+    {
+        0x0054, 0x1EA1, 0x0069, 0x0073, 0x0061, 0x006F, 0x0068, 0x1ECD, 0x006B,
+        0x0068, 0x00F4, 0x006E, 0x0067, 0x0074, 0x0068, 0x1EC3, 0x0063, 0x0068,
+        0x1EC9, 0x006E, 0x00F3, 0x0069, 0x0074, 0x0069, 0x1EBF, 0x006E, 0x0067,
+        0x0056, 0x0069, 0x1EC7, 0x0074, 0x0000
+    },
+    {
+        0x0033, 0x5E74, 0x0042, 0x7D44, 0x91D1, 0x516B, 0x5148, 0x751F, 0x0000
+    },
+    {
+        0x5B89, 0x5BA4, 0x5948, 0x7F8E, 0x6075, 0x002D, 0x0077, 0x0069, 0x0074,
+        0x0068, 0x002D, 0x0053, 0x0055, 0x0050, 0x0045, 0x0052, 0x002D, 0x004D,
+        0x004F, 0x004E, 0x004B, 0x0045, 0x0059, 0x0053, 0x0000
+    },
+    {
+        0x0048, 0x0065, 0x006C, 0x006C, 0x006F, 0x002D, 0x0041, 0x006E, 0x006F,
+        0x0074, 0x0068, 0x0065, 0x0072, 0x002D, 0x0057, 0x0061, 0x0079, 0x002D,
+        0x305D, 0x308C, 0x305E, 0x308C, 0x306E, 0x5834, 0x6240, 0x0000
+    },
+    {
+        0x3072, 0x3068, 0x3064, 0x5C4B, 0x6839, 0x306E, 0x4E0B, 0x0032, 0x0000
+    },
+    {
+        0x004D, 0x0061, 0x006A, 0x0069, 0x3067, 0x004B, 0x006F, 0x0069, 0x3059,
+        0x308B, 0x0035, 0x79D2, 0x524D, 0x0000
+    },
+    {
+        0x30D1, 0x30D5, 0x30A3, 0x30FC, 0x0064, 0x0065, 0x30EB, 0x30F3, 0x30D0,
+        0x0000
+    },
+    {
+        0x305D, 0x306E, 0x30B9, 0x30D4, 0x30FC, 0x30C9, 0x3067, 0x0000
+    },
+    // test non-BMP code points
+    {    
+        0xD800, 0xDF00, 0xD800, 0xDF01, 0xD800, 0xDF02, 0xD800, 0xDF03, 0xD800, 0xDF05,
+        0xD800, 0xDF06, 0xD800, 0xDF07, 0xD800, 0xDF09, 0xD800, 0xDF0A, 0xD800, 0xDF0B,
+        0x0000
+    },
+    {
+        0xD800, 0xDF0D, 0xD800, 0xDF0C, 0xD800, 0xDF1E, 0xD800, 0xDF0F, 0xD800, 0xDF16,
+        0xD800, 0xDF15, 0xD800, 0xDF14, 0xD800, 0xDF12, 0xD800, 0xDF10, 0xD800, 0xDF20,
+        0xD800, 0xDF21,
+        0x0000
+    },
+    // Greek
+    {
+        0x03b5, 0x03bb, 0x03bb, 0x03b7, 0x03bd, 0x03b9, 0x03ba, 0x03ac
+    },
+    // Maltese
+    {
+        0x0062, 0x006f, 0x006e, 0x0121, 0x0075, 0x0073, 0x0061, 0x0127,
+        0x0127, 0x0061
+    },
+    // Russian
+    {
+        0x043f, 0x043e, 0x0447, 0x0435, 0x043c, 0x0443, 0x0436, 0x0435,
+        0x043e, 0x043d, 0x0438, 0x043d, 0x0435, 0x0433, 0x043e, 0x0432,
+        0x043e, 0x0440, 0x044f, 0x0442, 0x043f, 0x043e, 0x0440, 0x0443,
+        0x0441, 0x0441, 0x043a, 0x0438
+    },
+    {
+        0xFB00, 0xFB01
+    }
+
+};
+
+static const char *asciiIn[] = {
+    "xn--egbpdaj6bu4bxfgehfvwxn",
+    "xn--ihqwcrb4cv8a8dqg056pqjye",
+    "xn--Proprostnemluvesky-uyb24dma41a",
+    "xn--4dbcagdahymbxekheh6e0a7fei0b",
+    "xn--i1baa7eci9glrd9b2ae1bj0hfcgg6iyaf8o0a1dig0cd",
+    "xn--n8jok5ay5dzabd5bym9f0cm5685rrjetr6pdxa",
+/*  "xn--989aomsvi5e83db1d2a355cv1e0vak1dwrv93d5xbh15a0dt30a5jpsd879ccm6fea98c",*/
+    "xn--b1abfaaepdrnnbgefbaDotcwatmq2g4l",
+    "xn--PorqunopuedensimplementehablarenEspaol-fmd56a",
+    "xn--ihqwctvzc91f659drss3x8bo0yb",
+    "xn--TisaohkhngthchnitingVit-kjcr8268qyxafd2f1b9g",
+    "xn--3B-ww4c5e180e575a65lsy2b",
+    "xn---with-SUPER-MONKEYS-pc58ag80a8qai00g7n9n",
+    "xn--Hello-Another-Way--fc4qua05auwb3674vfr0b",
+    "xn--2-u9tlzr9756bt3uc0v",
+    "xn--MajiKoi5-783gue6qz075azm5e",
+    "xn--de-jg4avhby1noc0d",
+    "xn--d9juau41awczczp",
+    "XN--097CCDEKGHQJK",
+    "XN--db8CBHEJLGH4E0AL",
+    "xn--hxargifdar",                       // Greek
+    "xn--bonusaa-5bb1da",                   // Maltese
+    "xn--b1abfaaepdrnnbgefbadotcwatmq2g4l", // Russian (Cyrillic)
+    "fffi"
+};
+
+static const char *domainNames[] = {
+    "slip129-37-118-146.nc.us.ibm.net",
+    "saratoga.pe.utexas.edu",
+    "dial-120-45.ots.utexas.edu",
+    "woo-085.dorms.waller.net",
+    "hd30-049.hil.compuserve.com",
+    "pem203-31.pe.ttu.edu",
+    "56K-227.MaxTNT3.pdq.net",
+    "dial-36-2.ots.utexas.edu",
+    "slip129-37-23-152.ga.us.ibm.net",
+    "ts45ip119.cadvision.com",
+    "sdn-ts-004txaustP05.dialsprint.net",
+    "bar-tnt1s66.erols.com",
+    "101.st-louis-15.mo.dial-access.att.net",
+    "h92-245.Arco.COM",
+    "dial-13-2.ots.utexas.edu",
+    "net-redynet29.datamarkets.com.ar",
+    "ccs-shiva28.reacciun.net.ve",
+    "7.houston-11.tx.dial-access.att.net",
+    "ingw129-37-120-26.mo.us.ibm.net",
+    "dialup6.austintx.com",
+    "dns2.tpao.gov.tr",
+    "slip129-37-119-194.nc.us.ibm.net",
+    "cs7.dillons.co.uk.203.119.193.in-addr.arpa",
+    "swprd1.innovplace.saskatoon.sk.ca",
+    "bikini.bologna.maraut.it",
+    "node91.subnet159-198-79.baxter.com",
+    "cust19.max5.new-york.ny.ms.uu.net",
+    "balexander.slip.andrew.cmu.edu",
+    "pool029.max2.denver.co.dynip.alter.net",
+    "cust49.max9.new-york.ny.ms.uu.net",
+    "s61.abq-dialin2.hollyberry.com",
+    "\\u0917\\u0928\\u0947\\u0936.sanjose.ibm.com", //':'(0x003a) produces U_IDNA_STD3_ASCII_RULES_ERROR
+    "www.xn--vea.com",
+   // "www.\\u00E0\\u00B3\\u00AF.com",//' ' (0x0020) produces U_IDNA_STD3_ASCII_RULES_ERROR
+    "www.\\u00C2\\u00A4.com",
+    "www.\\u00C2\\u00A3.com",
+    // "\\u0025", //'%' (0x0025) produces U_IDNA_STD3_ASCII_RULES_ERROR
+    // "\\u005C\\u005C", //'\' (0x005C) produces U_IDNA_STD3_ASCII_RULES_ERROR
+    //"@",
+    //"\\u002F",
+    //"www.\\u0021.com",
+    //"www.\\u0024.com",
+    //"\\u003f",
+    // These yeild U_IDNA_PROHIBITED_ERROR
+    //"\\u00CF\\u0082.com",
+    //"\\u00CE\\u00B2\\u00C3\\u009Fss.com",
+    //"\\u00E2\\u0098\\u00BA.com",
+    "\\u00C3\\u00BC.com",
+
+};
+
+typedef struct ErrorCases ErrorCases;
+
+static const struct ErrorCases{
+
+    UChar unicode[100];
+    const char *ascii;
+    UErrorCode expected;
+    UBool useSTD3ASCIIRules;
+    UBool testToUnicode;
+    UBool testLabel;
+} errorCases[] = {
+      {
+        
+        { 
+            0x0077, 0x0077, 0x0077, 0x002e, /* www. */
+            0xC138, 0xACC4, 0xC758, 0xBAA8, 0xB4E0, 0xC0AC, 0xB78C, 0xB4E4, 0xC774,
+            0x070F,/*prohibited*/
+            0xD55C, 0xAD6D, 0xC5B4, 0xB97C, 0xC774, 0xD574, 0xD55C, 0xB2E4, 0xBA74,
+            0x002e, 0x0063, 0x006f, 0x006d, /* com. */
+            0x0000
+        },
+        "www.XN--8mb5595fsoa28orucya378bqre2tcwop06c5qbw82a1rffmae0361dea96b.com",
+        U_IDNA_PROHIBITED_ERROR,
+        FALSE, FALSE, TRUE
+    },
+
+    {
+        { 
+            0x0077, 0x0077, 0x0077, 0x002e, /* www. */
+            0xC138, 0xACC4, 0xC758, 0xBAA8, 0xB4E0, 0xC0AC, 0xB78C, 0xB4E4, 0xC774,
+            0x0221, 0x0234/*Unassigned code points*/,
+            0x002e, 0x0063, 0x006f, 0x006d, /* com. */
+            0x0000
+        },
+        "www.XN--6lA2Bz548Fj1GuA391Bf1Gb1N59Ab29A7iA.com",
+
+        U_IDNA_UNASSIGNED_ERROR,
+        FALSE, FALSE, TRUE
+    },
+    {
+        { 
+            0x0077, 0x0077, 0x0077, 0x002e, /* www. */
+            0xC138, 0xACC4, 0xC758, 0xBAA8, 0xB4E0, 0xC0AC, 0xB78C, 0xB4E4, 0xC774,
+            0x0644, 0x064A, 0x0647,/*Arabic code points. Cannot mix RTL with LTR*/
+            0xD55C, 0xAD6D, 0xC5B4, 0xB97C, 0xC774, 0xD574, 0xD55C, 0xB2E4, 0xBA74,
+            0x002e, 0x0063, 0x006f, 0x006d, /* com. */
+            0x0000
+        },
+        "www.xn--ghBGI4851OiyA33VqrD6Az86C4qF83CtRv93D5xBk15AzfG0nAgA0578DeA71C.com",
+        U_IDNA_CHECK_BIDI_ERROR,
+        FALSE, FALSE, TRUE
+    },
+    {
+        { 
+            0x0077, 0x0077, 0x0077, 0x002e, /* www. */
+            /* labels cannot begin with an HYPHEN */
+            0x002D, 0xACC4, 0xC758, 0xBAA8, 0xB4E0, 0xC0AC, 0xB78C, 0xB4E4, 0xC774,
+            0x002E, 
+            0xD55C, 0xAD6D, 0xC5B4, 0xB97C, 0xC774, 0xD574, 0xD55C, 0xB2E4, 0xBA74,
+            0x002e, 0x0063, 0x006f, 0x006d, /* com. */
+            0x0000
+            
+        },
+        "www.xn----b95Ew8SqA315Ao5FbuMlnNmhA.com",
+        U_IDNA_STD3_ASCII_RULES_ERROR,
+        TRUE, FALSE, FALSE
+    },
+    {
+        { 
+            /* correct ACE-prefix followed by unicode */
+            0x0077, 0x0077, 0x0077, 0x002e, /* www. */
+            0x0078, 0x006e, 0x002d,0x002d,  /* ACE Prefix */
+            0x002D, 0xACC4, 0xC758, 0xBAA8, 0xB4E0, 0xC0AC, 0xB78C, 0xB4E4, 0xC774,
+            0x002D, 
+            0xD55C, 0xAD6D, 0xC5B4, 0xB97C, 0xC774, 0xD574, 0xD55C, 0xB2E4, 0xBA74,
+            0x002e, 0x0063, 0x006f, 0x006d, /* com. */
+            0x0000
+            
+        },
+        /* wrong ACE-prefix followed by valid ACE-encoded ASCII */ 
+        "www.XY-----b91I0V65S96C2A355Cw1E5yCeQr19CsnP1mFfmAE0361DeA96B.com",
+        U_IDNA_ACE_PREFIX_ERROR,
+        FALSE, FALSE, FALSE
+    },
+    /* cannot verify U_IDNA_VERIFICATION_ERROR */
+
+    { 
+      {
+        0x0077, 0x0077, 0x0077, 0x002e, /* www. */
+        0xC138, 0xACC4, 0xC758, 0xBAA8, 0xB4E0, 0xC0AC, 0xB78C, 0xB4E4, 0xC774,
+        0xD55C, 0xAD6D, 0xC5B4, 0xB97C, 0xC774, 0xD574, 0xD55C, 0xB2E4, 0xBA74,
+        0xC5BC, 0xB9C8, 0xB098, 0xC88B, 0xC744, 0xAE4C, 
+        0x002e, 0x0063, 0x006f, 0x006d, /* com. */
+        0x0000
+      },
+      "www.xn--989AoMsVi5E83Db1D2A355Cv1E0vAk1DwRv93D5xBh15A0Dt30A5JpSD879Ccm6FeA98C.com",
+      U_IDNA_LABEL_TOO_LONG_ERROR,
+      FALSE, FALSE, TRUE
+    },  
+    
+    { 
+      {
+        0x0077, 0x0077, 0x0077, 0x002e, /* www. */
+        0x0030, 0x0644, 0x064A, 0x0647, 0x0031, /* Arabic code points squashed between EN codepoints */
+        0x002e, 0x0063, 0x006f, 0x006d, /* com. */
+        0x0000
+      },
+      "www.xn--01-tvdmo.com",
+      U_IDNA_CHECK_BIDI_ERROR,
+      FALSE, FALSE, TRUE
+    },  
+    
+    { 
+      {
+        0x0077, 0x0077, 0x0077, 0x002e, // www. 
+        0x206C, 0x0644, 0x064A, 0x0647, 0x206D, // Arabic code points squashed between BN codepoints 
+        0x002e, 0x0063, 0x006f, 0x006d, // com. 
+        0x0000
+      },
+      "www.XN--ghbgi278xia.com",
+      U_IDNA_PROHIBITED_ERROR,
+      FALSE, FALSE, TRUE
+    },
+    { 
+      {
+        0x0077, 0x0077, 0x0077, 0x002e, // www. 
+        0x002D, 0x0041, 0x0042, 0x0043, 0x0044, 0x0045, // HYPHEN at the start of label 
+        0x002e, 0x0063, 0x006f, 0x006d, // com. 
+        0x0000
+      },
+      "www.-abcde.com",
+      U_IDNA_STD3_ASCII_RULES_ERROR,
+      TRUE, FALSE, FALSE
+    },
+    { 
+      {
+        0x0077, 0x0077, 0x0077, 0x002e, // www. 
+        0x0041, 0x0042, 0x0043, 0x0044, 0x0045,0x002D, // HYPHEN at the end of the label
+        0x002e, 0x0063, 0x006f, 0x006d, // com. 
+        0x0000
+      },
+      "www.abcde-.com",
+      U_IDNA_STD3_ASCII_RULES_ERROR,
+      TRUE, FALSE, FALSE
+    },
+    { 
+      {
+        0x0077, 0x0077, 0x0077, 0x002e, // www. 
+        0x0041, 0x0042, 0x0043, 0x0044, 0x0045,0x0040, // Containing non LDH code point
+        0x002e, 0x0063, 0x006f, 0x006d, // com. 
+        0x0000
+      },
+      "www.abcde@.com",
+      U_IDNA_STD3_ASCII_RULES_ERROR,
+      TRUE, FALSE, FALSE
+    },
+    { 
+      {
+        0x0077, 0x0077, 0x0077, 0x002e, // www. 
+        // zero length label
+        0x002e, 0x0063, 0x006f, 0x006d, // com. 
+        0x0000
+      },
+      "www..com",
+      U_IDNA_ZERO_LENGTH_LABEL_ERROR,
+      TRUE, FALSE, FALSE
+    },
+    { 
+      {0},
+      NULL,
+      U_ILLEGAL_ARGUMENT_ERROR,
+      TRUE, TRUE, FALSE
+    }
+};
+
+
+
+
+#define MAX_DEST_SIZE 300
+
+void TestIDNA::debug(const UChar* src, int32_t srcLength, int32_t options){
+    UParseError parseError;
+    UErrorCode transStatus = U_ZERO_ERROR;
+    UErrorCode prepStatus  = U_ZERO_ERROR;
+    NamePrepTransform* trans = NamePrepTransform::createInstance(parseError,transStatus);
+    int32_t prepOptions = (((options & UIDNA_ALLOW_UNASSIGNED) != 0) ? USPREP_ALLOW_UNASSIGNED: 0);
+    LocalUStringPrepProfilePointer prep(usprep_openByType(USPREP_RFC3491_NAMEPREP,&prepStatus));
+    UChar *transOut=NULL, *prepOut=NULL;
+    int32_t transOutLength=0, prepOutLength=0;
+    
+    
+    transOutLength  = trans->process(src,srcLength,transOut, 0, prepOptions>0, &parseError, transStatus);
+    if( transStatus == U_BUFFER_OVERFLOW_ERROR){
+        transStatus = U_ZERO_ERROR;
+        transOut    = (UChar*) malloc(U_SIZEOF_UCHAR * transOutLength);
+        transOutLength = trans->process(src,srcLength,transOut, transOutLength, prepOptions>0, &parseError, transStatus);
+    }
+
+    prepOutLength  = usprep_prepare(prep.getAlias(), src, srcLength, prepOut, 0, prepOptions, &parseError, &prepStatus);
+
+    if( prepStatus == U_BUFFER_OVERFLOW_ERROR){
+        prepStatus = U_ZERO_ERROR;
+        prepOut    = (UChar*) malloc(U_SIZEOF_UCHAR * prepOutLength);
+        prepOutLength  = usprep_prepare(prep.getAlias(), src, srcLength, prepOut, prepOutLength, prepOptions, &parseError, &prepStatus);
+    }
+
+    if(UnicodeString(transOut,transOutLength)!= UnicodeString(prepOut, prepOutLength)){
+        errln("Failed. Expected: " + prettify(UnicodeString(transOut, transOutLength))
+              + " Got: " + prettify(UnicodeString(prepOut,prepOutLength)));
+    }
+    free(transOut);
+    free(prepOut);
+    delete trans;
+}
+
+void TestIDNA::testAPI(const UChar* src, const UChar* expected, const char* testName, 
+            UBool useSTD3ASCIIRules,UErrorCode expectedStatus,
+            UBool doCompare, UBool testUnassigned, TestFunc func, UBool testSTD3ASCIIRules){
+
+    UErrorCode status = U_ZERO_ERROR;
+    UChar destStack[MAX_DEST_SIZE];
+    int32_t destLen = 0;
+    UChar* dest = NULL;
+    int32_t expectedLen = (expected != NULL) ? u_strlen(expected) : 0;
+    int32_t options = (useSTD3ASCIIRules == TRUE) ? UIDNA_USE_STD3_RULES : UIDNA_DEFAULT;
+    UParseError parseError;
+    int32_t tSrcLen = 0; 
+    UChar* tSrc = NULL; 
+
+    if(src != NULL){
+        tSrcLen = u_strlen(src);
+        tSrc  =(UChar*) malloc( U_SIZEOF_UCHAR * tSrcLen );
+        memcpy(tSrc,src,tSrcLen * U_SIZEOF_UCHAR);
+    }
+
+    // test null-terminated source and return value of number of UChars required
+    destLen = func(src,-1,NULL,0,options, &parseError , &status);
+    if(status == U_BUFFER_OVERFLOW_ERROR){
+        status = U_ZERO_ERROR; // reset error code
+        if(destLen+1 < MAX_DEST_SIZE){
+            dest = destStack;
+            destLen = func(src,-1,dest,destLen+1,options, &parseError, &status);
+            // TODO : compare output with expected
+            if(U_SUCCESS(status) && expectedStatus != U_IDNA_STD3_ASCII_RULES_ERROR&& (doCompare==TRUE) && u_strCaseCompare(dest,destLen, expected,expectedLen,0,&status)!=0){
+                errln("Did not get the expected result for "+UnicodeString(testName) +" null terminated source. Expected : " 
+                       + prettify(UnicodeString(expected,expectedLen))
+                       + " Got: " + prettify(UnicodeString(dest,destLen))
+                    );
+            }
+        }else{
+            errln( "%s null terminated source failed. Requires destCapacity > 300\n",testName);
+        }
+    }
+
+    if(status != expectedStatus){
+        errcheckln(status, "Did not get the expected error for "+
+                UnicodeString(testName)+
+                " null terminated source. Expected: " +UnicodeString(u_errorName(expectedStatus))
+                + " Got: "+ UnicodeString(u_errorName(status))
+                + " Source: " + prettify(UnicodeString(src))
+               );
+        free(tSrc);
+        return;
+    } 
+    if(testUnassigned ){
+        status = U_ZERO_ERROR;
+        destLen = func(src,-1,NULL,0,options | UIDNA_ALLOW_UNASSIGNED, &parseError, &status);
+        if(status == U_BUFFER_OVERFLOW_ERROR){
+            status = U_ZERO_ERROR; // reset error code
+            if(destLen+1 < MAX_DEST_SIZE){
+                dest = destStack;
+                destLen = func(src,-1,dest,destLen+1,options | UIDNA_ALLOW_UNASSIGNED, &parseError, &status);
+                // TODO : compare output with expected
+                if(U_SUCCESS(status) && (doCompare==TRUE) && u_strCaseCompare(dest,destLen, expected,expectedLen,0,&status)!=0){
+                    //errln("Did not get the expected result for %s null terminated source with both options set.\n",testName);
+                    errln("Did not get the expected result for "+UnicodeString(testName) +
+                          " null terminated source "+ prettify(src) + 
+                          " with both options set. Expected: "+  prettify(UnicodeString(expected,expectedLen))+
+                          "Got: " + prettify(UnicodeString(dest,destLen)));
+
+                    debug(src,-1,options | UIDNA_ALLOW_UNASSIGNED);
+            
+                }
+            }else{
+                errln( "%s null terminated source failed. Requires destCapacity > 300\n",testName);
+            }
+        }
+        //testing query string
+        if(status != expectedStatus && expectedStatus != U_IDNA_UNASSIGNED_ERROR){
+                errln( "Did not get the expected error for "+
+                    UnicodeString(testName)+
+                    " null terminated source with options set. Expected: " +UnicodeString(u_errorName(expectedStatus))
+                    + " Got: "+ UnicodeString(u_errorName(status))
+                    + " Source: " + prettify(UnicodeString(src))
+                   );
+        }  
+    }
+
+    status = U_ZERO_ERROR;
+
+    // test source with lengthand return value of number of UChars required
+    destLen = func(tSrc, tSrcLen, NULL,0,options, &parseError, &status);
+    if(status == U_BUFFER_OVERFLOW_ERROR){
+        status = U_ZERO_ERROR; // reset error code
+        if(destLen+1 < MAX_DEST_SIZE){
+            dest = destStack;
+            destLen = func(src,u_strlen(src),dest,destLen+1,options, &parseError, &status);
+            // TODO : compare output with expected
+            if(U_SUCCESS(status) && (doCompare==TRUE) && u_strCaseCompare(dest,destLen, expected,expectedLen,0,&status)!=0){
+                errln("Did not get the expected result for %s with source length.\n",testName);
+            }
+        }else{
+            errln( "%s with source length  failed. Requires destCapacity > 300\n",testName);
+        }
+    }
+
+    if(status != expectedStatus){
+        errln( "Did not get the expected error for "+
+                    UnicodeString(testName)+
+                    " with source length. Expected: " +UnicodeString(u_errorName(expectedStatus))
+                    + " Got: "+ UnicodeString(u_errorName(status))
+                    + " Source: " + prettify(UnicodeString(src))
+                   );
+    } 
+    if(testUnassigned){
+        status = U_ZERO_ERROR;
+
+        destLen = func(tSrc,tSrcLen,NULL,0,options | UIDNA_ALLOW_UNASSIGNED, &parseError, &status);
+
+        if(status == U_BUFFER_OVERFLOW_ERROR){
+            status = U_ZERO_ERROR; // reset error code
+            if(destLen+1 < MAX_DEST_SIZE){
+                dest = destStack;
+                destLen = func(src,u_strlen(src),dest,destLen+1,options | UIDNA_ALLOW_UNASSIGNED, &parseError, &status);
+                // TODO : compare output with expected
+                if(U_SUCCESS(status) && (doCompare==TRUE) && u_strCaseCompare(dest,destLen, expected,expectedLen,0,&status)!=0){
+                    errln("Did not get the expected result for %s with source length and both options set.\n",testName);
+                }
+            }else{
+                errln( "%s with source length  failed. Requires destCapacity > 300\n",testName);
+            }
+        }
+        //testing query string
+        if(status != expectedStatus && expectedStatus != U_IDNA_UNASSIGNED_ERROR){
+            errln( "Did not get the expected error for "+
+                    UnicodeString(testName)+
+                    " with source length and options set. Expected: " +UnicodeString(u_errorName(expectedStatus))
+                    + " Got: "+ UnicodeString(u_errorName(status))
+                    + " Source: " + prettify(UnicodeString(src))
+                   );
+        }
+    }
+
+    status = U_ZERO_ERROR;
+    if(testSTD3ASCIIRules==TRUE){
+        destLen = func(src,-1,NULL,0,options | UIDNA_USE_STD3_RULES, &parseError, &status);
+        if(status == U_BUFFER_OVERFLOW_ERROR){
+            status = U_ZERO_ERROR; // reset error code
+            if(destLen+1 < MAX_DEST_SIZE){
+                dest = destStack;
+                destLen = func(src,-1,dest,destLen+1,options | UIDNA_USE_STD3_RULES, &parseError, &status);
+                // TODO : compare output with expected
+                if(U_SUCCESS(status) && (doCompare==TRUE) && u_strCaseCompare(dest,destLen, expected,expectedLen,0,&status)!=0){
+                    //errln("Did not get the expected result for %s null terminated source with both options set.\n",testName);
+                    errln("Did not get the expected result for "+UnicodeString(testName) +" null terminated source with both options set. Expected: "+ prettify(UnicodeString(expected,expectedLen)));
+        
+                }
+            }else{
+                errln( "%s null terminated source failed. Requires destCapacity > 300\n",testName);
+            }
+        }
+        //testing query string
+        if(status != expectedStatus){
+            errln( "Did not get the expected error for "+
+                        UnicodeString(testName)+
+                        " null terminated source with options set. Expected: " +UnicodeString(u_errorName(expectedStatus))
+                        + " Got: "+ UnicodeString(u_errorName(status))
+                        + " Source: " + prettify(UnicodeString(src))
+                       );
+        } 
+
+        status = U_ZERO_ERROR;
+
+        destLen = func(tSrc,tSrcLen,NULL,0,options | UIDNA_USE_STD3_RULES, &parseError, &status);
+
+        if(status == U_BUFFER_OVERFLOW_ERROR){
+            status = U_ZERO_ERROR; // reset error code
+            if(destLen+1 < MAX_DEST_SIZE){
+                dest = destStack;
+                destLen = func(src,u_strlen(src),dest,destLen+1,options | UIDNA_USE_STD3_RULES, &parseError, &status);
+                // TODO : compare output with expected
+                if(U_SUCCESS(status) && (doCompare==TRUE) && u_strCaseCompare(dest,destLen, expected,expectedLen,0,&status)!=0){
+                    errln("Did not get the expected result for %s with source length and both options set.\n",testName);
+                }
+            }else{
+                errln( "%s with source length  failed. Requires destCapacity > 300\n",testName);
+            }
+        }
+        //testing query string
+        if(status != expectedStatus && expectedStatus != U_IDNA_UNASSIGNED_ERROR){
+            errln( "Did not get the expected error for "+
+                        UnicodeString(testName)+
+                        " with source length and options set. Expected: " +UnicodeString(u_errorName(expectedStatus))
+                        + " Got: "+ UnicodeString(u_errorName(status))
+                        + " Source: " + prettify(UnicodeString(src))
+                       );
+        }
+    }
+    free(tSrc);
+}
+
+void TestIDNA::testCompare(const UChar* s1, int32_t s1Len,
+                        const UChar* s2, int32_t s2Len,
+                        const char* testName, CompareFunc func,
+                        UBool isEqual){
+
+    UErrorCode status = U_ZERO_ERROR;
+    int32_t retVal = func(s1,-1,s2,-1,UIDNA_DEFAULT,&status);
+
+    if(isEqual==TRUE &&  retVal !=0){
+        errln("Did not get the expected result for %s with null termniated strings.\n",testName);
+    }
+    if(U_FAILURE(status)){
+        errcheckln(status, "%s null terminated source failed. Error: %s", testName,u_errorName(status));
+    }
+
+    status = U_ZERO_ERROR;
+    retVal = func(s1,-1,s2,-1,UIDNA_ALLOW_UNASSIGNED,&status);
+
+    if(isEqual==TRUE &&  retVal !=0){
+        errln("Did not get the expected result for %s with null termniated strings with options set.\n", testName);
+    }
+    if(U_FAILURE(status)){
+        errcheckln(status, "%s null terminated source and options set failed. Error: %s",testName, u_errorName(status));
+    }
+    
+    status = U_ZERO_ERROR;
+    retVal = func(s1,s1Len,s2,s2Len,UIDNA_DEFAULT,&status);
+
+    if(isEqual==TRUE &&  retVal !=0){
+        errln("Did not get the expected result for %s with string length.\n",testName);
+    }
+    if(U_FAILURE(status)){
+        errcheckln(status, "%s with string length. Error: %s",testName, u_errorName(status));
+    }
+    
+    status = U_ZERO_ERROR;
+    retVal = func(s1,s1Len,s2,s2Len,UIDNA_ALLOW_UNASSIGNED,&status);
+
+    if(isEqual==TRUE &&  retVal !=0){
+        errln("Did not get the expected result for %s with string length and options set.\n",testName);
+    }
+    if(U_FAILURE(status)){
+        errcheckln(status, "%s with string length and options set. Error: %s", u_errorName(status), testName);
+    }
+}
+
+void TestIDNA::testToASCII(const char* testName, TestFunc func){
+
+    int32_t i;
+    UChar buf[MAX_DEST_SIZE];
+
+    for(i=0;i< (int32_t)(sizeof(unicodeIn)/sizeof(unicodeIn[0])); i++){
+        u_charsToUChars(asciiIn[i],buf, (int32_t)(strlen(asciiIn[i])+1));
+        testAPI(unicodeIn[i], buf,testName, FALSE,U_ZERO_ERROR, TRUE, TRUE, func);
+        
+    }
+}
+
+void TestIDNA::testToUnicode(const char* testName, TestFunc func){
+
+    int32_t i;
+    UChar buf[MAX_DEST_SIZE];
+    
+    for(i=0;i< (int32_t)(sizeof(asciiIn)/sizeof(asciiIn[0])); i++){
+        u_charsToUChars(asciiIn[i],buf, (int32_t)(strlen(asciiIn[i])+1));
+        testAPI(buf,unicodeIn[i],testName,FALSE,U_ZERO_ERROR, TRUE, TRUE, func);
+    }
+}
+
+
+void TestIDNA::testIDNToUnicode(const char* testName, TestFunc func){
+    int32_t i;
+    UChar buf[MAX_DEST_SIZE];
+    UChar expected[MAX_DEST_SIZE];
+    UErrorCode status = U_ZERO_ERROR;
+    int32_t bufLen = 0;
+    UParseError parseError;
+    for(i=0;i< (int32_t)(sizeof(domainNames)/sizeof(domainNames[0])); i++){
+        bufLen = (int32_t)strlen(domainNames[i]);
+        bufLen = u_unescape(domainNames[i],buf, bufLen+1);
+        func(buf,bufLen,expected,MAX_DEST_SIZE, UIDNA_ALLOW_UNASSIGNED, &parseError,&status);
+        if(U_FAILURE(status)){
+            errcheckln(status, "%s failed to convert domainNames[%i].Error: %s",testName, i, u_errorName(status));
+            break;
+        }
+        testAPI(buf,expected,testName,FALSE,U_ZERO_ERROR, TRUE, TRUE, func);
+         //test toUnicode with all labels in the string
+        testAPI(buf,expected,testName, FALSE,U_ZERO_ERROR, TRUE, TRUE, func);
+        if(U_FAILURE(status)){
+            errln( "%s failed to convert domainNames[%i].Error: %s \n",testName,i, u_errorName(status));
+            break;
+        }
+    }
+    
+}
+
+void TestIDNA::testIDNToASCII(const char* testName, TestFunc func){
+    int32_t i;
+    UChar buf[MAX_DEST_SIZE];
+    UChar expected[MAX_DEST_SIZE];
+    UErrorCode status = U_ZERO_ERROR;
+    int32_t bufLen = 0;
+    UParseError parseError; 
+    for(i=0;i< (int32_t)(sizeof(domainNames)/sizeof(domainNames[0])); i++){
+        bufLen = (int32_t)strlen(domainNames[i]);
+        bufLen = u_unescape(domainNames[i],buf, bufLen+1);
+        func(buf,bufLen,expected,MAX_DEST_SIZE, UIDNA_ALLOW_UNASSIGNED, &parseError,&status);
+        if(U_FAILURE(status)){
+            errcheckln(status, "%s failed to convert domainNames[%i].Error: %s",testName,i, u_errorName(status));
+            break;
+        }
+        testAPI(buf,expected,testName, FALSE,U_ZERO_ERROR, TRUE, TRUE, func);
+        //test toASCII with all labels in the string
+        testAPI(buf,expected,testName, FALSE,U_ZERO_ERROR, FALSE, TRUE, func);
+        if(U_FAILURE(status)){
+            errln( "%s failed to convert domainNames[%i].Error: %s \n",testName,i, u_errorName(status));
+            break;
+        }
+    }
+    
+}
+
+void TestIDNA::testCompare(const char* testName, CompareFunc func){
+    int32_t i;
+
+
+    UChar www[] = {0x0057, 0x0057, 0x0057, 0x002E, 0x0000};
+    UChar com[] = {0x002E, 0x0043, 0x004F, 0x004D, 0x0000};
+    UChar buf[MAX_DEST_SIZE]={0x0057, 0x0057, 0x0057, 0x002E, 0x0000};
+
+    UnicodeString source(www), uni0(www),uni1(www), ascii0(www), ascii1(www);
+
+    uni0.append(unicodeIn[0]);
+    uni0.append(com);
+    uni0.append((UChar)0x0000);
+
+    uni1.append(unicodeIn[1]);
+    uni1.append(com);
+    uni1.append((UChar)0x0000);
+
+    ascii0.append(asciiIn[0]);
+    ascii0.append(com);
+    ascii0.append((UChar)0x0000);
+
+    ascii1.append(asciiIn[1]);
+    ascii1.append(com);
+    ascii1.append((UChar)0x0000);
+
+    for(i=0;i< (int32_t)(sizeof(unicodeIn)/sizeof(unicodeIn[0])); i++){
+
+        u_charsToUChars(asciiIn[i],buf+4, (int32_t)(strlen(asciiIn[i])+1));
+        u_strcat(buf,com);
+
+        // for every entry in unicodeIn array
+        // prepend www. and append .com
+        source.truncate(4);
+        source.append(unicodeIn[i]);
+        source.append(com);
+        source.append((UChar)0x0000);
+        // a) compare it with itself
+        const UChar* src = source.getBuffer();
+        int32_t srcLen = u_strlen(src); //subtract null
+
+        testCompare(src,srcLen,src,srcLen,testName, func, TRUE);
+        
+        // b) compare it with asciiIn equivalent
+        testCompare(src,srcLen,buf,u_strlen(buf),testName, func,TRUE);
+        
+        // c) compare it with unicodeIn not equivalent
+        if(i==0){
+            testCompare(src,srcLen,uni1.getBuffer(),uni1.length()-1,testName, func,FALSE);
+        }else{
+            testCompare(src,srcLen,uni0.getBuffer(),uni0.length()-1,testName, func,FALSE);
+        }
+        // d) compare it with asciiIn not equivalent
+        if(i==0){
+            testCompare(src,srcLen,ascii1.getBuffer(),ascii1.length()-1,testName, func,FALSE);
+        }else{
+            testCompare(src,srcLen,ascii0.getBuffer(),ascii0.length()-1,testName, func,FALSE);
+        }
+
+    }
+}
+
+#if 0
+
+static int32_t
+getNextSeperator(UChar *src,int32_t srcLength,
+                 UChar **limit){
+    if(srcLength == -1){
+        int32_t i;
+        for(i=0 ; ;i++){
+            if(src[i] == 0){
+                *limit = src + i; // point to null
+                return i;
+            }
+            if(src[i]==0x002e){
+                *limit = src + (i+1); // go past the delimiter
+                return i;
+            }
+        }
+        // we have not found the delimiter
+        if(i==srcLength){
+            *limit = src+srcLength;
+        }
+        return i;
+    }else{
+        int32_t i;
+        for(i=0;i<srcLength;i++){
+            if(src[i]==0x002e){
+                *limit = src + (i+1); // go past the delimiter
+                return i;
+            }
+        }
+        // we have not found the delimiter
+        if(i==srcLength){
+            *limit = src+srcLength;
+        }
+        return i;
+    }
+}
+
+void printPunycodeOutput(){
+
+    UChar dest[MAX_DEST_SIZE];
+    int32_t destCapacity=MAX_DEST_SIZE;
+    UChar* start;
+    UChar* limit;
+    int32_t labelLen=0;
+    UBool caseFlags[MAX_DEST_SIZE];
+    
+    for(int32_t i=0;i< sizeof(errorCases)/sizeof(errorCases[0]);i++){
+        ErrorCases errorCase = errorCases[i];
+        UErrorCode status = U_ZERO_ERROR;
+        start = errorCase.unicode;
+        int32_t srcLen = u_strlen(start);
+        labelLen = getNextSeperator(start,srcLen,&limit);
+        start = limit;
+        labelLen=getNextSeperator(start,srcLen-labelLen,&limit);
+        int32_t destLen = u_strToPunycode(dest,destCapacity,start,labelLen,caseFlags, &status);
+        if(U_FAILURE(status)){
+            printf("u_strToPunycode failed for index %i\n",i);
+            continue;
+        }
+        for(int32_t j=0; j<destLen; j++){
+            printf("%c",(char)dest[j]);
+        }
+        printf("\n");
+    }
+}
+#endif
+
+void TestIDNA::testErrorCases(const char* IDNToASCIIName, TestFunc IDNToASCII,
+                              const char* IDNToUnicodeName, TestFunc IDNToUnicode){
+    UChar buf[MAX_DEST_SIZE];
+    int32_t bufLen=0;
+
+    for(int32_t i=0;i< (int32_t)(sizeof(errorCases)/sizeof(errorCases[0]));i++){
+        ErrorCases errorCase = errorCases[i];
+        UChar* src =NULL;
+        if(errorCase.ascii != NULL){
+            bufLen =  (int32_t)strlen(errorCase.ascii);
+            u_charsToUChars(errorCase.ascii,buf, bufLen+1);
+        }else{
+            bufLen = 1 ;
+            memset(buf,0,U_SIZEOF_UCHAR*MAX_DEST_SIZE);
+        }
+        
+        if(errorCase.unicode[0]!=0){
+            src = errorCase.unicode;
+        }
+        // test toASCII
+        testAPI(src,buf,
+                IDNToASCIIName, errorCase.useSTD3ASCIIRules,
+                errorCase.expected, TRUE, TRUE, IDNToASCII);
+        if(errorCase.testLabel ==TRUE){
+            testAPI(src,buf,
+                IDNToASCIIName, errorCase.useSTD3ASCIIRules,
+                errorCase.expected, FALSE,TRUE, IDNToASCII);
+        }
+        if(errorCase.testToUnicode ==TRUE){
+            testAPI((src==NULL)? NULL : buf,src,
+                    IDNToUnicodeName, errorCase.useSTD3ASCIIRules,
+                    errorCase.expected, TRUE, TRUE, IDNToUnicode);   
+        }
+
+    }
+    
+}
+/*
+void TestIDNA::testConformance(const char* toASCIIName, TestFunc toASCII,
+                               const char* IDNToASCIIName, TestFunc IDNToASCII,
+                               const char* IDNToUnicodeName, TestFunc IDNToUnicode,
+                               const char* toUnicodeName, TestFunc toUnicode){
+    UChar src[MAX_DEST_SIZE];
+    int32_t srcLen=0;
+    UChar expected[MAX_DEST_SIZE];
+    int32_t expectedLen = 0;
+    for(int32_t i=0;i< (int32_t)(sizeof(conformanceTestCases)/sizeof(conformanceTestCases[0]));i++){
+        const char* utf8Chars1 = conformanceTestCases[i].in;
+        int32_t utf8Chars1Len = (int32_t)strlen(utf8Chars1);
+        const char* utf8Chars2 = conformanceTestCases[i].out;
+        int32_t utf8Chars2Len = (utf8Chars2 == NULL) ? 0 : (int32_t)strlen(utf8Chars2);
+
+        UErrorCode status = U_ZERO_ERROR;
+        u_strFromUTF8(src,MAX_DEST_SIZE,&srcLen,utf8Chars1,utf8Chars1Len,&status);
+        if(U_FAILURE(status)){
+            errln(UnicodeString("Conversion of UTF8 source in conformanceTestCases[") + i +UnicodeString( "].in ( ")+prettify(utf8Chars1) +UnicodeString(" ) failed. Error: ")+ UnicodeString(u_errorName(status)));
+            continue;
+        }
+        if(utf8Chars2 != NULL){
+            u_strFromUTF8(expected,MAX_DEST_SIZE,&expectedLen,utf8Chars2,utf8Chars2Len, &status);
+            if(U_FAILURE(status)){
+                errln(UnicodeString("Conversion of UTF8 source in conformanceTestCases[") + i +UnicodeString( "].in ( ")+prettify(utf8Chars1) +UnicodeString(" ) failed. Error: ")+ UnicodeString(u_errorName(status)));
+                continue;
+            }
+        }
+        
+        if(conformanceTestCases[i].expectedStatus != U_ZERO_ERROR){
+            // test toASCII
+            testAPI(src,expected,
+                    IDNToASCIIName, FALSE,
+                    conformanceTestCases[i].expectedStatus, 
+                    TRUE, 
+                    (conformanceTestCases[i].expectedStatus != U_IDNA_UNASSIGNED_ERROR),
+                    IDNToASCII);
+
+            testAPI(src,expected,
+                    toASCIIName, FALSE,
+                    conformanceTestCases[i].expectedStatus, TRUE, 
+                    (conformanceTestCases[i].expectedStatus != U_IDNA_UNASSIGNED_ERROR),
+                    toASCII);
+        }
+
+        testAPI(src,src,
+                IDNToUnicodeName, FALSE,
+                conformanceTestCases[i].expectedStatus, TRUE, TRUE, IDNToUnicode);
+        testAPI(src,src,
+                toUnicodeName, FALSE,
+                conformanceTestCases[i].expectedStatus, TRUE, TRUE, toUnicode);
+
+    }
+    
+}
+*/
+// test and ascertain
+// func(func(func(src))) == func(src)
+void TestIDNA::testChaining(const UChar* src,int32_t numIterations,const char* testName,
+                  UBool useSTD3ASCIIRules, UBool caseInsensitive, TestFunc func){
+    UChar even[MAX_DEST_SIZE];
+    UChar odd[MAX_DEST_SIZE];
+    UChar expected[MAX_DEST_SIZE];
+    int32_t i=0,evenLen=0,oddLen=0,expectedLen=0;
+    UErrorCode status = U_ZERO_ERROR;
+    int32_t srcLen = u_strlen(src);
+    int32_t options = (useSTD3ASCIIRules == TRUE) ? UIDNA_USE_STD3_RULES : UIDNA_DEFAULT;
+    UParseError parseError;
+
+    // test null-terminated source 
+    expectedLen = func(src,-1,expected,MAX_DEST_SIZE, options, &parseError, &status);
+    if(U_FAILURE(status)){
+        errcheckln(status, "%s null terminated source failed. Error: %s",testName, u_errorName(status));
+    }
+    memcpy(odd,expected,(expectedLen+1) * U_SIZEOF_UCHAR);
+    memcpy(even,expected,(expectedLen+1) * U_SIZEOF_UCHAR);
+    for(;i<=numIterations; i++){
+        if((i%2) ==0){
+            evenLen = func(odd,-1,even,MAX_DEST_SIZE,options, &parseError, &status);
+            if(U_FAILURE(status)){
+                errcheckln(status, "%s null terminated source failed - %s",testName, u_errorName(status));
+                break;
+            }
+        }else{
+            oddLen = func(even,-1,odd,MAX_DEST_SIZE,options, &parseError, &status);
+            if(U_FAILURE(status)){
+                errln("%s null terminated source failed\n",testName);
+                break;
+            }
+        }
+    }
+    if(caseInsensitive ==TRUE){
+        if( u_strCaseCompare(even,evenLen, expected,expectedLen, 0, &status) !=0 ||
+            u_strCaseCompare(odd,oddLen, expected,expectedLen, 0, &status) !=0 ){
+
+            errln("Chaining for %s null terminated source failed\n",testName);
+        }
+    }else{
+        if( u_strncmp(even,expected,expectedLen) != 0 ||
+            u_strncmp(odd,expected,expectedLen) !=0 ){
+        
+            errln("Chaining for %s null terminated source failed\n",testName);
+        }
+    }
+
+    // test null-terminated source 
+    status = U_ZERO_ERROR;
+    expectedLen = func(src,-1,expected,MAX_DEST_SIZE,options|UIDNA_ALLOW_UNASSIGNED, &parseError, &status);
+    if(U_FAILURE(status)){
+        errcheckln(status, "%s null terminated source with options set failed. Error: %s",testName, u_errorName(status));
+    }
+    memcpy(odd,expected,(expectedLen+1) * U_SIZEOF_UCHAR);
+    memcpy(even,expected,(expectedLen+1) * U_SIZEOF_UCHAR);
+    for(;i<=numIterations; i++){
+        if((i%2) ==0){
+            evenLen = func(odd,-1,even,MAX_DEST_SIZE,options|UIDNA_ALLOW_UNASSIGNED, &parseError, &status);
+            if(U_FAILURE(status)){
+                errcheckln(status, "%s null terminated source with options set failed - %s",testName, u_errorName(status));
+                break;
+            }
+        }else{
+            oddLen = func(even,-1,odd,MAX_DEST_SIZE,options|UIDNA_ALLOW_UNASSIGNED, &parseError, &status);
+            if(U_FAILURE(status)){
+                errln("%s null terminated source with options set failed\n",testName);
+                break;
+            }
+        }
+    }
+    if(caseInsensitive ==TRUE){
+        if( u_strCaseCompare(even,evenLen, expected,expectedLen, 0, &status) !=0 ||
+            u_strCaseCompare(odd,oddLen, expected,expectedLen, 0, &status) !=0 ){
+
+            errln("Chaining for %s null terminated source with options set failed\n",testName);
+        }
+    }else{
+        if( u_strncmp(even,expected,expectedLen) != 0 ||
+            u_strncmp(odd,expected,expectedLen) !=0 ){
+        
+            errln("Chaining for %s null terminated source with options set failed\n",testName);
+        }
+    }
+
+
+    // test source with length 
+    status = U_ZERO_ERROR;
+    expectedLen = func(src,srcLen,expected,MAX_DEST_SIZE,options, &parseError, &status);
+    if(U_FAILURE(status)){
+        errcheckln(status, "%s null terminated source failed. Error: %s",testName, u_errorName(status));
+    }
+    memcpy(odd,expected,(expectedLen+1) * U_SIZEOF_UCHAR);
+    memcpy(even,expected,(expectedLen+1) * U_SIZEOF_UCHAR);
+    for(;i<=numIterations; i++){
+        if((i%2) ==0){
+            evenLen = func(odd,oddLen,even,MAX_DEST_SIZE,options, &parseError, &status);
+            if(U_FAILURE(status)){
+                errcheckln(status, "%s source with source length failed - %s",testName, u_errorName(status));
+                break;
+            }
+        }else{
+            oddLen = func(even,evenLen,odd,MAX_DEST_SIZE,options, &parseError, &status);
+            if(U_FAILURE(status)){
+                errcheckln(status, "%s source with source length failed - %s",testName, u_errorName(status));
+                break;
+            }
+        }
+    }
+    if(caseInsensitive ==TRUE){
+        if( u_strCaseCompare(even,evenLen, expected,expectedLen, 0, &status) !=0 ||
+            u_strCaseCompare(odd,oddLen, expected,expectedLen, 0, &status) !=0 ){
+
+            errln("Chaining for %s source with source length failed\n",testName);
+        }
+    }else{
+        if( u_strncmp(even,expected,expectedLen) != 0 ||
+            u_strncmp(odd,expected,expectedLen) !=0 ){
+        
+            errln("Chaining for %s source with source length failed\n",testName);
+        }
+    }
+    status = U_ZERO_ERROR;
+    expectedLen = func(src,srcLen,expected,MAX_DEST_SIZE,options|UIDNA_ALLOW_UNASSIGNED, &parseError, &status);
+    if(U_FAILURE(status)){
+        errcheckln(status, "%s null terminated source with options set failed. Error: %s",testName, u_errorName(status));
+    }
+    memcpy(odd,expected,(expectedLen+1) * U_SIZEOF_UCHAR);
+    memcpy(even,expected,(expectedLen+1) * U_SIZEOF_UCHAR);
+    for(;i<=numIterations; i++){
+        if((i%2) ==0){
+            evenLen = func(odd,oddLen,even,MAX_DEST_SIZE,options|UIDNA_ALLOW_UNASSIGNED, &parseError, &status);
+            if(U_FAILURE(status)){
+                errcheckln(status, "%s source with source length and options set failed - %s",testName, u_errorName(status));
+                break;
+            }
+        }else{
+            oddLen = func(even,evenLen,odd,MAX_DEST_SIZE,options|UIDNA_ALLOW_UNASSIGNED, &parseError, &status);
+            if(U_FAILURE(status)){
+                errcheckln(status, "%s  source with source length and options set failed - %s",testName, u_errorName(status));
+                break;
+            }
+        }
+    }
+    if(caseInsensitive ==TRUE){
+        if( u_strCaseCompare(even,evenLen, expected,expectedLen, 0, &status) !=0 ||
+            u_strCaseCompare(odd,oddLen, expected,expectedLen, 0, &status) !=0 ){
+
+            errln("Chaining for %s  source with source length and options set failed\n",testName);
+        }
+    }else{
+        if( u_strncmp(even,expected,expectedLen) != 0 ||
+            u_strncmp(odd,expected,expectedLen) !=0 ){
+        
+            errln("Chaining for %s  source with source length and options set failed\n",testName);
+        }
+    }
+}
+void TestIDNA::testChaining(const char* toASCIIName, TestFunc toASCII,
+                  const char* toUnicodeName, TestFunc toUnicode){
+    int32_t i;
+    UChar buf[MAX_DEST_SIZE];
+    
+    for(i=0;i< (int32_t)(sizeof(asciiIn)/sizeof(asciiIn[0])); i++){
+        u_charsToUChars(asciiIn[i],buf, (int32_t)(strlen(asciiIn[i])+1));
+        testChaining(buf,5,toUnicodeName, FALSE, FALSE, toUnicode);
+    }
+    for(i=0;i< (int32_t)(sizeof(unicodeIn)/sizeof(unicodeIn[0])); i++){
+        testChaining(unicodeIn[i], 5,toASCIIName, FALSE, TRUE, toASCII);
+    }
+}
+
+
+void TestIDNA::testRootLabelSeparator(const char* testName, CompareFunc func, 
+                            const char* IDNToASCIIName, TestFunc IDNToASCII,
+                            const char* IDNToUnicodeName, TestFunc IDNToUnicode){
+    int32_t i;
+
+
+    UChar www[] = {0x0057, 0x0057, 0x0057, 0x002E, 0x0000};
+    UChar com[] = {0x002E, 0x0043, 0x004F, 0x004D, 0x002E, /* root label separator */0x0000};
+    UChar buf[MAX_DEST_SIZE]={0x0057, 0x0057, 0x0057, 0x002E, 0x0000};
+
+    UnicodeString source(www), uni0(www),uni1(www), ascii0(www), ascii1(www);
+
+    uni0.append(unicodeIn[0]);
+    uni0.append(com);
+    uni0.append((UChar)0x0000);
+
+    uni1.append(unicodeIn[1]);
+    uni1.append(com);
+    uni1.append((UChar)0x0000);
+
+    ascii0.append(asciiIn[0]);
+    ascii0.append(com);
+    ascii0.append((UChar)0x0000);
+
+    ascii1.append(asciiIn[1]);
+    ascii1.append(com);
+    ascii1.append((UChar)0x0000);
+
+    for(i=0;i< (int32_t)(sizeof(unicodeIn)/sizeof(unicodeIn[0])); i++){
+
+        u_charsToUChars(asciiIn[i],buf+4, (int32_t)(strlen(asciiIn[i])+1));
+        u_strcat(buf,com);
+
+        // for every entry in unicodeIn array
+        // prepend www. and append .com
+        source.truncate(4);
+        source.append(unicodeIn[i]);
+        source.append(com);
+        source.append((UChar)0x0000);
+        
+        const UChar* src = source.getBuffer();
+        int32_t srcLen = u_strlen(src); //subtract null
+        
+        // b) compare it with asciiIn equivalent
+        testCompare(src,srcLen,buf,u_strlen(buf),testName, func,TRUE);
+        
+        // a) compare it with itself
+        testCompare(src,srcLen,src,srcLen,testName, func,TRUE);
+        
+        
+        // IDNToASCII comparison
+        testAPI(src,buf,IDNToASCIIName,FALSE,U_ZERO_ERROR,TRUE, TRUE, IDNToASCII);
+        // IDNToUnicode comparison
+        testAPI(buf,src,IDNToUnicodeName, FALSE,U_ZERO_ERROR, TRUE, TRUE, IDNToUnicode);
+
+        // c) compare it with unicodeIn not equivalent
+        if(i==0){
+            testCompare(src,srcLen,uni1.getBuffer(),uni1.length()-1,testName, func,FALSE);
+        }else{
+            testCompare(src,srcLen,uni0.getBuffer(),uni0.length()-1,testName, func,FALSE);
+        }
+        // d) compare it with asciiIn not equivalent
+        if(i==0){
+            testCompare(src,srcLen,ascii1.getBuffer(),ascii1.length()-1,testName, func,FALSE);
+        }else{
+            testCompare(src,srcLen,ascii0.getBuffer(),ascii0.length()-1,testName, func,FALSE);
+        }
+    }
+}   
+
+//---------------------------------------------
+// runIndexedTest
+//---------------------------------------------
+
+extern IntlTest *createUTS46Test();
+
+void TestIDNA::runIndexedTest( int32_t index, UBool exec, const char* &name, char* par)
+{
+    if (exec) logln((UnicodeString)"TestSuite IDNA API ");
+    switch (index) {
+
+        case 0: name = "TestToASCII"; if (exec) TestToASCII(); break;
+        case 1: name = "TestToUnicode"; if (exec) TestToUnicode(); break;
+        case 2: name = "TestIDNToASCII"; if (exec) TestIDNToASCII(); break;
+        case 3: name = "TestIDNToUnicode"; if (exec) TestIDNToUnicode(); break;
+        case 4: name = "TestCompare"; if (exec) TestCompare(); break;
+        case 5: name = "TestErrorCases"; if (exec) TestErrorCases(); break;
+        case 6: name = "TestChaining"; if (exec) TestChaining(); break;
+        case 7: name = "TestRootLabelSeparator"; if(exec) TestRootLabelSeparator(); break;
+        case 8: name = "TestCompareReferenceImpl"; if(exec) TestCompareReferenceImpl(); break;
+        case 9: name = "TestDataFile"; if(exec) TestDataFile(); break;
+#if !UCONFIG_NO_FILE_IO && !UCONFIG_NO_LEGACY_CONVERSION
+        case 10: name = "TestRefIDNA"; if(exec) TestRefIDNA(); break;
+        case 11: name = "TestIDNAMonkeyTest"; if(exec) TestIDNAMonkeyTest(); break;
+#else
+        case 10: case 11: name = "skip"; break;
+#endif
+        case 12: 
+            {
+                name = "TestConformanceTestVectors";
+                if(exec){
+                    logln("TestSuite IDNA conf----"); logln();
+                    IdnaConfTest test;
+                    callTest(test, par);
+                }
+                break;
+            }
+        case 13:
+            name = "UTS46Test";
+            if (exec) {
+                logln("TestSuite UTS46Test---"); logln();
+                LocalPointer<IntlTest> test(createUTS46Test());
+                callTest(*test, par);
+            }
+            break;
+        default: name = ""; break; /*needed to end loop*/
+    }
+}
+void TestIDNA::TestToASCII(){
+    testToASCII("uidna_toASCII", uidna_toASCII);
+}
+void TestIDNA::TestToUnicode(){
+    testToUnicode("uidna_toUnicode", uidna_toUnicode);
+}
+void TestIDNA::TestIDNToASCII(){
+    testIDNToASCII("uidna_IDNToASCII", uidna_IDNToASCII);
+}
+void TestIDNA::TestIDNToUnicode(){
+    testIDNToUnicode("uidna_IDNToUnicode", uidna_IDNToUnicode);
+}
+void TestIDNA::TestCompare(){
+    testCompare("uidna_compare",uidna_compare);
+}
+void TestIDNA::TestErrorCases(){
+    testErrorCases( "uidna_IDNToASCII",uidna_IDNToASCII,
+                    "uidna_IDNToUnicode",uidna_IDNToUnicode);
+}
+void TestIDNA::TestRootLabelSeparator(){
+    testRootLabelSeparator( "uidna_compare",uidna_compare,
+                            "uidna_IDNToASCII", uidna_IDNToASCII,
+                            "uidna_IDNToUnicode",uidna_IDNToUnicode
+                            );
+}
+void TestIDNA::TestChaining(){
+    testChaining("uidna_toASCII",uidna_toASCII, "uidna_toUnicode", uidna_toUnicode);
+}
+
+
+static const int loopCount = 100;
+static const int maxCharCount = 20;
+static const int maxCodePoint = 0x10ffff;
+static uint32_t
+randul()
+{
+    static UBool initialized = FALSE;
+    if (!initialized)
+    {
+        srand((unsigned)time(NULL));
+        initialized = TRUE;
+    }
+    // Assume rand has at least 12 bits of precision
+    uint32_t l = 0;
+    for (uint32_t i=0; i<sizeof(l); ++i)
+        ((char*)&l)[i] = (char)((rand() & 0x0FF0) >> 4);
+    return l;
+}
+
+/**
+ * Return a random integer i where 0 <= i < n.
+ * A special function that gets random codepoints from planes 0,1,2 and 14
+ */
+static int32_t rand_uni()
+{
+   int32_t retVal = (int32_t)(randul()& 0x3FFFF);
+   if(retVal >= 0x30000){
+       retVal+=0xB0000;
+   }
+   return retVal;
+}
+
+static int32_t randi(int32_t n){
+    return (int32_t) (randul() % (n+1));
+}
+
+void getTestSource(UnicodeString& fillIn) {
+    int32_t i = 0;
+    int32_t charCount = (randi(maxCharCount) + 1);
+    while (i <charCount ) {
+        int32_t codepoint = rand_uni();
+        if(codepoint == 0x0000){
+            continue;
+        }
+        fillIn.append((UChar32)codepoint);
+        i++;
+    }
+       
+}
+
+UnicodeString TestIDNA::testCompareReferenceImpl(UnicodeString& src, 
+                                        TestFunc refIDNA, const char* refIDNAName,
+                                        TestFunc uIDNA, const char* uIDNAName,
+                                        int32_t options){
+  
+    const UChar* srcUChars = src.getBuffer();
+    UChar exp[MAX_DEST_SIZE]={0};
+    int32_t expCap = MAX_DEST_SIZE, expLen=0;
+    UErrorCode expStatus = U_ZERO_ERROR;
+    UParseError parseError;
+
+    logln("Comparing "+ UnicodeString(refIDNAName) 
+           + " with "+ UnicodeString(uIDNAName) 
+           +" for input: " + prettify(srcUChars));
+    
+    expLen = refIDNA(srcUChars, src.length()-1, exp, expCap,
+                      options, &parseError, &expStatus);
+
+    UChar got[MAX_DEST_SIZE]={0};
+    int32_t gotCap = MAX_DEST_SIZE, gotLen=0;
+    UErrorCode gotStatus = U_ZERO_ERROR;
+
+    gotLen = uIDNA(srcUChars, src.length()-1, got, gotCap,
+                   options, &parseError, &gotStatus);
+
+    if(expStatus != gotStatus){
+        errln("Did not get the expected status while comparing " + UnicodeString(refIDNAName)
+               + " with " + UnicodeString(uIDNAName)
+               + " Expected: " + UnicodeString(u_errorName(expStatus))
+               + " Got: " + UnicodeString(u_errorName(gotStatus))
+               + " for Source: "+ prettify(srcUChars) 
+               + " Options: " + options);
+        return UnicodeString("");
+    }
+    
+    // now we know that both implementations yielded same error
+    if(U_SUCCESS(expStatus)){
+        // compare the outputs if status == U_ZERO_ERROR
+        if(u_strCompare(exp, expLen, got, gotLen, TRUE) != 0){
+            errln("Did not get the expected output while comparing " + UnicodeString(refIDNAName)
+               + " with " + UnicodeString(uIDNAName)
+               + " Expected: " + prettify(UnicodeString(exp, expLen))
+               + " Got: " + prettify(UnicodeString(got, gotLen))
+               + " for Source: "+ prettify(srcUChars) 
+               + " Options: " + options);
+        }
+        return UnicodeString(exp, expLen);
+
+    }else{
+        logln("Got the same error while comparing " 
+            + UnicodeString(refIDNAName) 
+            + " with "+ UnicodeString(uIDNAName) 
+            +" for input: " + prettify(srcUChars));
+    }
+    return UnicodeString("");
+}
+
+void TestIDNA::testCompareReferenceImpl(const UChar* src, int32_t srcLen){
+    UnicodeString label(src,srcLen);
+    label.append((UChar)0x0000);
+
+    //test idnaref_toASCII and idnare
+    UnicodeString asciiLabel = testCompareReferenceImpl(label, 
+                                                      idnaref_toASCII, "idnaref_toASCII",
+                                                      uidna_toASCII, "uidna_toASCII",
+                                                      UIDNA_ALLOW_UNASSIGNED);
+    testCompareReferenceImpl(label, 
+                              idnaref_toASCII, "idnaref_toASCII",
+                              uidna_toASCII, "uidna_toASCII",
+                              UIDNA_DEFAULT);
+    testCompareReferenceImpl(label, 
+                              idnaref_toASCII, "idnaref_toASCII",
+                              uidna_toASCII, "uidna_toASCII",
+                              UIDNA_USE_STD3_RULES);
+    testCompareReferenceImpl(label, 
+                              idnaref_toASCII, "idnaref_toASCII",
+                              uidna_toASCII, "uidna_toASCII",
+                              UIDNA_USE_STD3_RULES | UIDNA_ALLOW_UNASSIGNED);
+
+    if(asciiLabel.length()!=0){
+        asciiLabel.append((UChar)0x0000);
+
+        // test toUnciode
+        testCompareReferenceImpl(asciiLabel, 
+                                  idnaref_toUnicode, "idnaref_toUnicode",
+                                  uidna_toUnicode, "uidna_toUnicode",
+                                  UIDNA_ALLOW_UNASSIGNED);
+        testCompareReferenceImpl(asciiLabel, 
+                                  idnaref_toUnicode, "idnaref_toUnicode",
+                                  uidna_toUnicode, "uidna_toUnicode",
+                                  UIDNA_DEFAULT);
+        testCompareReferenceImpl(asciiLabel, 
+                                  idnaref_toUnicode, "idnaref_toUnicode",
+                                  uidna_toUnicode, "uidna_toUnicode",
+                                  UIDNA_USE_STD3_RULES);
+        testCompareReferenceImpl(asciiLabel, 
+                                  idnaref_toUnicode, "idnaref_toUnicode",
+                                  uidna_toUnicode, "uidna_toUnicode",
+                                  UIDNA_USE_STD3_RULES | UIDNA_ALLOW_UNASSIGNED);
+    }
+
+}
+const char* failures[] ={
+    "\\uAA42\\U0001F8DD\\U00019D01\\U000149A3\\uD385\\U000EE0F5\\U00018B92\\U000179D1\\U00018624\\U0002227F\\U000E83C0\\U000E8DCD\\u5460\\U00017F34\\U0001570B\\u43D1\\U0002C9C9\\U000281EC\\u2105\\U000180AE\\uC5D4",
+    "\\U0002F5A6\\uD638\\u0D0A\\u9E9C\\uFE5B\\U0001FCCB\\u66C4",
+};
+
+void TestIDNA::TestIDNAMonkeyTest(){
+    UnicodeString source;
+    UErrorCode status = U_ZERO_ERROR;
+    int i;
+
+    getInstance(status);    // Init prep
+    if (U_FAILURE(status)) {
+        dataerrln("Test could not initialize. Got %s", u_errorName(status));
+        return;
+    }
+
+    for(i=0; i<loopCount; i++){
+        source.truncate(0);
+        getTestSource(source);
+        source.append((UChar)0x0000);
+        const UChar* src = source.getBuffer();
+        testCompareReferenceImpl(src,source.length()-1);
+        testCompareReferenceImpl(src,source.length()-1);
+    }
+    
+    /* for debugging */
+    for (i=0; i<(int)(sizeof(failures)/sizeof(failures[0])); i++){
+        source.truncate(0);
+        source.append( UnicodeString(failures[i], -1, US_INV) );
+        source = source.unescape();
+        source.append((UChar)0x0000);
+        const UChar *src = source.getBuffer();
+        testCompareReferenceImpl(src,source.length()-1);
+        //debug(source.getBuffer(),source.length(),UIDNA_ALLOW_UNASSIGNED);
+    }
+
+    
+    source.truncate(0);
+    source.append(UNICODE_STRING_SIMPLE("\\uCF18\\U00021161\\U000EEF11\\U0002BB82\\U0001D63C"));
+    debug(source.getBuffer(),source.length(),UIDNA_ALLOW_UNASSIGNED);
+    
+    { // test deletion of code points
+        UnicodeString source("\\u043f\\u00AD\\u034f\\u043e\\u0447\\u0435\\u043c\\u0443\\u0436\\u0435\\u043e\\u043d\\u0438\\u043d\\u0435\\u0433\\u043e\\u0432\\u043e\\u0440\\u044f\\u0442\\u043f\\u043e\\u0440\\u0443\\u0441\\u0441\\u043a\\u0438\\u0000", -1, US_INV);
+        source = source.unescape();
+        UnicodeString expected("\\u043f\\u043e\\u0447\\u0435\\u043c\\u0443\\u0436\\u0435\\u043e\\u043d\\u0438\\u043d\\u0435\\u0433\\u043e\\u0432\\u043e\\u0440\\u044f\\u0442\\u043f\\u043e\\u0440\\u0443\\u0441\\u0441\\u043a\\u0438\\u0000", -1, US_INV);
+        expected = expected.unescape();
+        UnicodeString ascii("xn--b1abfaaepdrnnbgefbadotcwatmq2g4l");
+        ascii.append((UChar)0x0000);
+        testAPI(source.getBuffer(),ascii.getBuffer(), "uidna_toASCII", FALSE, U_ZERO_ERROR, TRUE, TRUE, uidna_toASCII);
+        
+        testAPI(source.getBuffer(),ascii.getBuffer(), "idnaref_toASCII", FALSE, U_ZERO_ERROR, TRUE, TRUE, idnaref_toASCII);
+
+        testCompareReferenceImpl(source.getBuffer(), source.length()-1);
+    }
+
+}
+
+void TestIDNA::TestCompareReferenceImpl(){
+    
+    UChar src [2] = {0,0};
+    int32_t srcLen = 0;
+    
+
+    for(int32_t i = 0x40000 ; i< 0x10ffff; i++){
+        if(quick==TRUE && i> 0x1FFFF){
+            return;
+        }
+        if(i >= 0x30000 && i <= 0xF0000){
+           i+=0xB0000;
+        }
+        if(i>0xFFFF){
+           src[0] = U16_LEAD(i);
+           src[1] = U16_TRAIL(i);
+           srcLen =2;
+        }else{
+            src[0] = (UChar)i;
+            src[1] = 0;
+            srcLen = 1;
+        }
+        testCompareReferenceImpl(src, srcLen);
+    }
+}
+
+void TestIDNA::TestRefIDNA(){
+    UErrorCode status = U_ZERO_ERROR;
+    getInstance(status);    // Init prep
+    if (U_FAILURE(status)) {
+        if (status == U_FILE_ACCESS_ERROR) {
+            dataerrln("Test could not initialize. Got %s", u_errorName(status));
+        }
+        return;
+    }
+
+    testToASCII("idnaref_toASCII", idnaref_toASCII);
+    testToUnicode("idnaref_toUnicode", idnaref_toUnicode);
+    testIDNToASCII("idnaref_IDNToASCII", idnaref_IDNToASCII);
+    testIDNToUnicode("idnaref_IDNToUnicode", idnaref_IDNToUnicode);
+    testCompare("idnaref_compare",idnaref_compare);
+    testErrorCases( "idnaref_IDNToASCII",idnaref_IDNToASCII,
+                    "idnaref_IDNToUnicode",idnaref_IDNToUnicode);
+    testChaining("idnaref_toASCII",idnaref_toASCII, "idnaref_toUnicode", idnaref_toUnicode);
+
+    testRootLabelSeparator( "idnaref_compare",idnaref_compare,
+                            "idnaref_IDNToASCII", idnaref_IDNToASCII,
+                            "idnaref_IDNToUnicode",idnaref_IDNToUnicode
+                            );
+    testChaining("idnaref_toASCII",idnaref_toASCII, "idnaref_toUnicode", idnaref_toUnicode);
+}
+
+
+void TestIDNA::TestDataFile(){
+     testData(*this);
+}
+TestIDNA::~TestIDNA(){
+    if(gPrep!=NULL){
+        delete gPrep;
+        gPrep = NULL;
+    }
+}
+
+NamePrepTransform* TestIDNA::gPrep = NULL;
+
+NamePrepTransform* TestIDNA::getInstance(UErrorCode& status){
+    if(TestIDNA::gPrep == NULL){
+        UParseError parseError;
+        TestIDNA::gPrep = NamePrepTransform::createInstance(parseError, status);
+        if(TestIDNA::gPrep ==NULL){
+           //status = U_MEMORY_ALLOCATION_ERROR;
+           return NULL;
+        }
+    }
+    return TestIDNA::gPrep;
+
+}
+#endif /* #if !UCONFIG_NO_IDNA */