| // © 2016 and later: Unicode, Inc. and others. | 
 | // License & terms of use: http://www.unicode.org/copyright.html | 
 | /* | 
 | ********************************************************************** | 
 | * Copyright (C) 2011-2015, International Business Machines Corporation  | 
 | * and others.  All Rights Reserved. | 
 | ********************************************************************** | 
 | */ | 
 | /** | 
 |  * IntlTestSpoof tests for USpoofDetector | 
 |  */ | 
 |  | 
 | #include "unicode/utypes.h" | 
 |  | 
 | #if !UCONFIG_NO_REGULAR_EXPRESSIONS && !UCONFIG_NO_NORMALIZATION && !UCONFIG_NO_FILE_IO | 
 |  | 
 | #include "itspoof.h" | 
 |  | 
 | #include "unicode/normlzr.h" | 
 | #include "unicode/regex.h" | 
 | #include "unicode/unistr.h" | 
 | #include "unicode/uscript.h" | 
 | #include "unicode/uspoof.h" | 
 |  | 
 | #include "cstring.h" | 
 | #include "scriptset.h" | 
 | #include "uhash.h" | 
 |  | 
 | #include <stdlib.h> | 
 | #include <stdio.h> | 
 |  | 
 | #define TEST_ASSERT_SUCCESS(status) {if (U_FAILURE(status)) { \ | 
 |     errcheckln(status, "Failure at file %s, line %d, error = %s", __FILE__, __LINE__, u_errorName(status));}} | 
 |  | 
 | #define TEST_ASSERT(expr) {if ((expr)==FALSE) { \ | 
 |     errln("Test Failure at file %s, line %d: \"%s\" is false.", __FILE__, __LINE__, #expr);};} | 
 |  | 
 | #define TEST_ASSERT_MSG(expr, msg) {if ((expr)==FALSE) { \ | 
 |     dataerrln("Test Failure at file %s, line %d, %s: \"%s\" is false.", __FILE__, __LINE__, msg, #expr);};} | 
 |  | 
 | #define TEST_ASSERT_EQ(a, b) { if ((a) != (b)) { \ | 
 |     errln("Test Failure at file %s, line %d: \"%s\" (%d) != \"%s\" (%d)", \ | 
 |              __FILE__, __LINE__, #a, (a), #b, (b)); }} | 
 |  | 
 | #define TEST_ASSERT_NE(a, b) { if ((a) == (b)) { \ | 
 |     errln("Test Failure at file %s, line %d: \"%s\" (%d) == \"%s\" (%d)", \ | 
 |              __FILE__, __LINE__, #a, (a), #b, (b)); }} | 
 |  | 
 | /* | 
 |  *   TEST_SETUP and TEST_TEARDOWN | 
 |  *         macros to handle the boilerplate around setting up test case. | 
 |  *         Put arbitrary test code between SETUP and TEARDOWN. | 
 |  *         "sc" is the ready-to-go  SpoofChecker for use in the tests. | 
 |  */ | 
 | #define TEST_SETUP {  \ | 
 |     UErrorCode status = U_ZERO_ERROR; \ | 
 |     USpoofChecker *sc;     \ | 
 |     sc = uspoof_open(&status);  \ | 
 |     TEST_ASSERT_SUCCESS(status);   \ | 
 |     USpoofCheckResult *checkResult; \ | 
 |     checkResult = uspoof_openCheckResult(&status); \ | 
 |     TEST_ASSERT_SUCCESS(status);   \ | 
 |     if (U_SUCCESS(status)){ | 
 |  | 
 | #define TEST_TEARDOWN  \ | 
 |     }  \ | 
 |     TEST_ASSERT_SUCCESS(status);  \ | 
 |     uspoof_closeCheckResult(checkResult); \ | 
 |     uspoof_close(sc);  \ | 
 | } | 
 |  | 
 |  | 
 |  | 
 |  | 
 | void IntlTestSpoof::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ ) | 
 | { | 
 |     if (exec) { | 
 |         logln("TestSuite spoof: "); | 
 |     } | 
 |     TESTCASE_AUTO_BEGIN; | 
 |     TESTCASE_AUTO(testSpoofAPI); | 
 |     TESTCASE_AUTO(testSkeleton); | 
 |     TESTCASE_AUTO(testAreConfusable); | 
 |     TESTCASE_AUTO(testInvisible); | 
 |     TESTCASE_AUTO(testConfData); | 
 |     TESTCASE_AUTO(testBug8654); | 
 |     TESTCASE_AUTO(testScriptSet); | 
 |     TESTCASE_AUTO(testRestrictionLevel); | 
 |     TESTCASE_AUTO(testMixedNumbers); | 
 |     TESTCASE_AUTO(testBug12153); | 
 |     TESTCASE_AUTO(testBug12825); | 
 |     TESTCASE_AUTO(testBug12815); | 
 |     TESTCASE_AUTO(testBug13314_MixedNumbers); | 
 |     TESTCASE_AUTO(testBug13328_MixedCombiningMarks); | 
 |     TESTCASE_AUTO(testCombiningDot); | 
 |     TESTCASE_AUTO_END; | 
 | } | 
 |  | 
 | void IntlTestSpoof::testSpoofAPI() { | 
 |  | 
 |     TEST_SETUP | 
 |         UnicodeString s("xyz");  // Many latin ranges are whole-script confusable with other scripts. | 
 |                                  // If this test starts failing, consult confusablesWholeScript.txt | 
 |         int32_t position = 666; | 
 |         int32_t checkResults = uspoof_checkUnicodeString(sc, s, &position, &status); | 
 |         TEST_ASSERT_SUCCESS(status); | 
 |         TEST_ASSERT_EQ(0, checkResults); | 
 |         TEST_ASSERT_EQ(0, position); | 
 |     TEST_TEARDOWN; | 
 |      | 
 |     TEST_SETUP | 
 |         UnicodeString s1("cxs"); | 
 |         UnicodeString s2 = UnicodeString("\\u0441\\u0445\\u0455").unescape();  // Cyrillic "cxs" | 
 |         int32_t checkResults = uspoof_areConfusableUnicodeString(sc, s1, s2, &status); | 
 |         TEST_ASSERT_SUCCESS(status); | 
 |         TEST_ASSERT_EQ(USPOOF_MIXED_SCRIPT_CONFUSABLE | USPOOF_WHOLE_SCRIPT_CONFUSABLE, checkResults); | 
 |  | 
 |     TEST_TEARDOWN; | 
 |  | 
 |     TEST_SETUP | 
 |         UnicodeString s("I1l0O"); | 
 |         UnicodeString dest; | 
 |         UnicodeString &retStr = uspoof_getSkeletonUnicodeString(sc, USPOOF_ANY_CASE, s, dest, &status); | 
 |         TEST_ASSERT_SUCCESS(status); | 
 |         TEST_ASSERT(UnicodeString("lllOO") == dest); | 
 |         TEST_ASSERT(&dest == &retStr); | 
 |     TEST_TEARDOWN; | 
 | } | 
 |  | 
 |  | 
 | #define CHECK_SKELETON(type, input, expected) { \ | 
 |     checkSkeleton(sc, type, input, expected, __LINE__); \ | 
 |     } | 
 |  | 
 |  | 
 | // testSkeleton.   Spot check a number of confusable skeleton substitutions from the  | 
 | //                 Unicode data file confusables.txt | 
 | //                 Test cases chosen for substitutions of various lengths, and  | 
 | //                 membership in different mapping tables. | 
 | //          Note: for ICU 55, all tables collapsed to the MA table data. | 
 | //          TODO: for ICU 56 with Unicode 8, revisit this test. | 
 | // | 
 | void IntlTestSpoof::testSkeleton() { | 
 |     const uint32_t ML = 0; | 
 |     const uint32_t SL = USPOOF_SINGLE_SCRIPT_CONFUSABLE; | 
 |     const uint32_t MA = USPOOF_ANY_CASE; | 
 |     const uint32_t SA = USPOOF_SINGLE_SCRIPT_CONFUSABLE | USPOOF_ANY_CASE; | 
 |  | 
 |     TEST_SETUP | 
 |         CHECK_SKELETON(SL, "nochange", "nochange"); | 
 |         CHECK_SKELETON(SA, "nochange", "nochange"); | 
 |         CHECK_SKELETON(ML, "nochange", "nochange"); | 
 |         CHECK_SKELETON(MA, "nochange", "nochange"); | 
 |         CHECK_SKELETON(MA, "love", "love");  | 
 |         CHECK_SKELETON(MA, "1ove", "love");   // Digit 1 to letter l | 
 |         CHECK_SKELETON(ML, "OOPS", "OOPS"); | 
 |         CHECK_SKELETON(ML, "00PS", "OOPS"); | 
 |         CHECK_SKELETON(MA, "OOPS", "OOPS"); | 
 |         CHECK_SKELETON(MA, "00PS", "OOPS");   // Digit 0 to letter O in any case mode only | 
 |         CHECK_SKELETON(SL, "\\u059c", "\\u0301"); | 
 |         CHECK_SKELETON(SL, "\\u2A74", "\\u003A\\u003A\\u003D"); | 
 |         CHECK_SKELETON(SL, "\\u247E", "\\u0028\\u006C\\u006C\\u0029");  // "(ll)" | 
 |         CHECK_SKELETON(SL, "\\uFDFB", "\\u062C\\u0644\\u0020\\u062C\\u0644\\u006c\\u0644\\u006f"); | 
 |  | 
 |         // This mapping exists in the ML and MA tables, does not exist in SL, SA | 
 |         // 0C83 ;	0983 ;	ML | 
 |         // 0C83 ;	0983 ;	MA | 
 |         //  | 
 |  | 
 |         CHECK_SKELETON(SL, "\\u0C83", "\\u0983");       | 
 |         CHECK_SKELETON(SA, "\\u0C83", "\\u0983");           | 
 |         CHECK_SKELETON(ML, "\\u0C83", "\\u0983"); | 
 |         CHECK_SKELETON(MA, "\\u0C83", "\\u0983"); | 
 |          | 
 |         // 0391 mappings exist only in MA and SA tables. | 
 |         CHECK_SKELETON(MA, "\\u0391", "A"); | 
 |         CHECK_SKELETON(SA, "\\u0391", "A"); | 
 |         CHECK_SKELETON(ML, "\\u0391", "A"); | 
 |         CHECK_SKELETON(SL, "\\u0391", "A"); | 
 |  | 
 |         // 13CF Mappings in all four tables, different in MA. | 
 |         CHECK_SKELETON(ML, "\\u13CF", "b"); | 
 |         CHECK_SKELETON(MA, "\\u13CF", "b"); | 
 |         CHECK_SKELETON(SL, "\\u13CF", "b"); | 
 |         CHECK_SKELETON(SA, "\\u13CF", "b"); | 
 |  | 
 |         // 0022 ;  0027 0027 ;  | 
 |         // all tables. | 
 |         CHECK_SKELETON(SL, "\\u0022", "\\u0027\\u0027"); | 
 |         CHECK_SKELETON(SA, "\\u0022", "\\u0027\\u0027"); | 
 |         CHECK_SKELETON(ML, "\\u0022", "\\u0027\\u0027"); | 
 |         CHECK_SKELETON(MA, "\\u0022", "\\u0027\\u0027"); | 
 |  | 
 |         // 017F mappings exist only in MA and SA tables. | 
 |         CHECK_SKELETON(MA, "\\u017F", "f"); | 
 |         CHECK_SKELETON(SA, "\\u017F", "f"); | 
 |         CHECK_SKELETON(ML, "\\u017F", "f"); | 
 |         CHECK_SKELETON(SL, "\\u017F", "f"); | 
 |  | 
 |     TEST_TEARDOWN; | 
 | } | 
 |  | 
 |  | 
 | // | 
 | //  Run a single confusable skeleton transformation test case. | 
 | // | 
 | void IntlTestSpoof::checkSkeleton(const USpoofChecker *sc, uint32_t type,  | 
 |                                   const char *input, const char *expected, int32_t lineNum) { | 
 |     UnicodeString uInput = UnicodeString(input).unescape(); | 
 |     UnicodeString uExpected = UnicodeString(expected).unescape(); | 
 |      | 
 |     UErrorCode status = U_ZERO_ERROR; | 
 |     UnicodeString actual; | 
 |     uspoof_getSkeletonUnicodeString(sc, type, uInput, actual, &status); | 
 |     if (U_FAILURE(status)) { | 
 |         errln("File %s, Line %d, Test case from line %d, status is %s", __FILE__, __LINE__, lineNum, | 
 |               u_errorName(status)); | 
 |         return; | 
 |     } | 
 |     if (uExpected != actual) { | 
 |         errln("File %s, Line %d, Test case from line %d, Actual and Expected skeletons differ.", | 
 |                __FILE__, __LINE__, lineNum); | 
 |         errln(UnicodeString(" Actual   Skeleton: \"") + actual + UnicodeString("\"\n") + | 
 |               UnicodeString(" Expected Skeleton: \"") + uExpected + UnicodeString("\"")); | 
 |     } | 
 | } | 
 |  | 
 | void IntlTestSpoof::testAreConfusable() { | 
 |     TEST_SETUP | 
 |         UnicodeString s1("A long string that will overflow stack buffers.  A long string that will overflow stack buffers. " | 
 |                          "A long string that will overflow stack buffers.  A long string that will overflow stack buffers. "); | 
 |         UnicodeString s2("A long string that wi11 overflow stack buffers.  A long string that will overflow stack buffers. " | 
 |                          "A long string that wi11 overflow stack buffers.  A long string that will overflow stack buffers. "); | 
 |         int32_t result = uspoof_areConfusableUnicodeString(sc, s1, s2, &status); | 
 |         TEST_ASSERT_SUCCESS(status); | 
 |         TEST_ASSERT_EQ(USPOOF_SINGLE_SCRIPT_CONFUSABLE, result); | 
 |  | 
 |     TEST_TEARDOWN; | 
 | } | 
 |  | 
 | void IntlTestSpoof::testInvisible() { | 
 |     TEST_SETUP | 
 |         UnicodeString  s = UnicodeString("abcd\\u0301ef").unescape(); | 
 |         int32_t position = -42; | 
 |         TEST_ASSERT_EQ(0, uspoof_checkUnicodeString(sc, s, &position, &status)); | 
 |         TEST_ASSERT_SUCCESS(status); | 
 |         TEST_ASSERT(0 == position); | 
 |  | 
 |         UnicodeString  s2 = UnicodeString("abcd\\u0301\\u0302\\u0301ef").unescape(); | 
 |         TEST_ASSERT_EQ(USPOOF_INVISIBLE, uspoof_checkUnicodeString(sc, s2, &position, &status)); | 
 |         TEST_ASSERT_SUCCESS(status); | 
 |         TEST_ASSERT_EQ(0, position); | 
 |  | 
 |         // Two acute accents, one from the composed a with acute accent, \u00e1, | 
 |         // and one separate. | 
 |         position = -42; | 
 |         UnicodeString  s3 = UnicodeString("abcd\\u00e1\\u0301xyz").unescape(); | 
 |         TEST_ASSERT_EQ(USPOOF_INVISIBLE, uspoof_checkUnicodeString(sc, s3, &position, &status)); | 
 |         TEST_ASSERT_SUCCESS(status); | 
 |         TEST_ASSERT_EQ(0, position); | 
 |     TEST_TEARDOWN; | 
 | } | 
 |  | 
 | void IntlTestSpoof::testBug8654() { | 
 |     TEST_SETUP | 
 |         UnicodeString s = UnicodeString("B\\u00c1\\u0301").unescape(); | 
 |         int32_t position = -42; | 
 |         TEST_ASSERT_EQ(USPOOF_INVISIBLE, uspoof_checkUnicodeString(sc, s, &position, &status) & USPOOF_INVISIBLE ); | 
 |         TEST_ASSERT_SUCCESS(status); | 
 |         TEST_ASSERT_EQ(0, position); | 
 |     TEST_TEARDOWN; | 
 | } | 
 |  | 
 | static UnicodeString parseHex(const UnicodeString &in) { | 
 |     // Convert a series of hex numbers in a Unicode String to a string with the | 
 |     // corresponding characters. | 
 |     // The conversion is _really_ annoying.  There must be some function to just do it. | 
 |     UnicodeString result; | 
 |     UChar32 cc = 0; | 
 |     for (int32_t i=0; i<in.length(); i++) { | 
 |         UChar c = in.charAt(i); | 
 |         if (c == 0x20) {   // Space | 
 |             if (cc > 0) { | 
 |                result.append(cc); | 
 |                cc = 0; | 
 |             } | 
 |         } else if (c>=0x30 && c<=0x39) { | 
 |             cc = (cc<<4) + (c - 0x30); | 
 |         } else if ((c>=0x41 && c<=0x46) || (c>=0x61 && c<=0x66)) { | 
 |             cc = (cc<<4) + (c & 0x0f)+9; | 
 |         } | 
 |         // else do something with bad input. | 
 |     } | 
 |     if (cc > 0) { | 
 |         result.append(cc); | 
 |     } | 
 |     return result; | 
 | } | 
 |  | 
 |  | 
 | // | 
 | // Append the hex form of a UChar32 to a UnicodeString. | 
 | // Used in formatting error messages. | 
 | // Match the formatting of numbers in confusables.txt | 
 | // Minimum of 4 digits, no leading zeroes for positions 5 and up. | 
 | // | 
 | static void appendHexUChar(UnicodeString &dest, UChar32 c) { | 
 |     UBool   doZeroes = FALSE;     | 
 |     for (int bitNum=28; bitNum>=0; bitNum-=4) { | 
 |         if (bitNum <= 12) { | 
 |             doZeroes = TRUE; | 
 |         } | 
 |         int hexDigit = (c>>bitNum) & 0x0f; | 
 |         if (hexDigit != 0 || doZeroes) { | 
 |             doZeroes = TRUE; | 
 |             dest.append((UChar)(hexDigit<=9? hexDigit + 0x30: hexDigit -10 + 0x41)); | 
 |         } | 
 |     } | 
 |     dest.append((UChar)0x20); | 
 | } | 
 |  | 
 | U_DEFINE_LOCAL_OPEN_POINTER(LocalStdioFilePointer, FILE, fclose); | 
 |  | 
 | //  testConfData - Check each data item from the Unicode confusables.txt file, | 
 | //                 verify that it transforms correctly in a skeleton. | 
 | // | 
 | void IntlTestSpoof::testConfData() { | 
 |     char buffer[2000]; | 
 |     if (getUnidataPath(buffer) == NULL) { | 
 |         errln("Skipping test spoof/testConfData. Unable to find path to source/data/unidata/."); | 
 |         return; | 
 |     } | 
 |     uprv_strcat(buffer, "confusables.txt"); | 
 |  | 
 |     LocalStdioFilePointer f(fopen(buffer, "rb")); | 
 |     if (f.isNull()) { | 
 |         errln("Skipping test spoof/testConfData.  File confusables.txt not accessible."); | 
 |         return; | 
 |     } | 
 |     fseek(f.getAlias(), 0, SEEK_END); | 
 |     int32_t  fileSize = ftell(f.getAlias()); | 
 |     LocalArray<char> fileBuf(new char[fileSize]); | 
 |     fseek(f.getAlias(), 0, SEEK_SET); | 
 |     int32_t amt_read = fread(fileBuf.getAlias(), 1, fileSize, f.getAlias()); | 
 |     TEST_ASSERT_EQ(amt_read, fileSize); | 
 |     TEST_ASSERT(fileSize>0); | 
 |     if (amt_read != fileSize || fileSize <=0) { | 
 |         return; | 
 |     } | 
 |     UnicodeString confusablesTxt = UnicodeString::fromUTF8(StringPiece(fileBuf.getAlias(), fileSize)); | 
 |  | 
 |     UErrorCode status = U_ZERO_ERROR; | 
 |     LocalUSpoofCheckerPointer sc(uspoof_open(&status)); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |  | 
 |     // Parse lines from the confusables.txt file.  Example Line: | 
 |     // FF44 ;	0064 ;	SL	# ( d -> d ) FULLWIDTH .... | 
 |     // Three fields.  The hex fields can contain more than one character, | 
 |     //                and each character may be more than 4 digits (for supplemntals) | 
 |     // This regular expression matches lines and splits the fields into capture groups. | 
 |     RegexMatcher parseLine("(?m)^([0-9A-F]{4}[^#;]*?);([^#;]*?);([^#]*)", confusablesTxt, 0, status); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |     while (parseLine.find()) { | 
 |         UnicodeString from = parseHex(parseLine.group(1, status)); | 
 |         if (!Normalizer::isNormalized(from, UNORM_NFD, status)) { | 
 |             // The source character was not NFD. | 
 |             // Skip this case; the first step in obtaining a skeleton is to NFD the input, | 
 |             //  so the mapping in this line of confusables.txt will never be applied. | 
 |             continue; | 
 |         } | 
 |  | 
 |         UnicodeString rawExpected = parseHex(parseLine.group(2, status)); | 
 |         UnicodeString expected; | 
 |         Normalizer::decompose(rawExpected, FALSE /*NFD*/, 0, expected, status); | 
 |         TEST_ASSERT_SUCCESS(status); | 
 |  | 
 |         int32_t skeletonType = 0; | 
 |         UnicodeString tableType = parseLine.group(3, status); | 
 |         TEST_ASSERT_SUCCESS(status); | 
 |         if (tableType.indexOf("SL") >= 0) { | 
 |             skeletonType = USPOOF_SINGLE_SCRIPT_CONFUSABLE; | 
 |         } else if (tableType.indexOf("SA") >= 0) { | 
 |             skeletonType = USPOOF_SINGLE_SCRIPT_CONFUSABLE | USPOOF_ANY_CASE; | 
 |         } else if (tableType.indexOf("ML") >= 0) { | 
 |             skeletonType = 0; | 
 |         } else if (tableType.indexOf("MA") >= 0) { | 
 |             skeletonType = USPOOF_ANY_CASE; | 
 |         } | 
 |  | 
 |         UnicodeString actual; | 
 |         uspoof_getSkeletonUnicodeString(sc.getAlias(), skeletonType, from, actual, &status); | 
 |         TEST_ASSERT_SUCCESS(status); | 
 |         TEST_ASSERT(actual == expected); | 
 |         if (actual != expected) { | 
 |             errln(parseLine.group(0, status)); | 
 |             UnicodeString line = "Actual: "; | 
 |             int i = 0; | 
 |             while (i < actual.length()) { | 
 |                 appendHexUChar(line, actual.char32At(i)); | 
 |                 i = actual.moveIndex32(i, 1); | 
 |             } | 
 |             errln(line); | 
 |         } | 
 |         if (U_FAILURE(status)) { | 
 |             break; | 
 |         } | 
 |     } | 
 | } | 
 |  | 
 |  | 
 | void IntlTestSpoof::testScriptSet() { | 
 |     ScriptSet s1; | 
 |     ScriptSet s2; | 
 |     UErrorCode status = U_ZERO_ERROR; | 
 |  | 
 |     TEST_ASSERT(s1 == s2); | 
 |     s1.set(USCRIPT_ARABIC,status); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |     TEST_ASSERT(!(s1 == s2)); | 
 |     TEST_ASSERT(s1.test(USCRIPT_ARABIC, status)); | 
 |     TEST_ASSERT(s1.test(USCRIPT_GREEK, status) == FALSE); | 
 |  | 
 |     status = U_ZERO_ERROR; | 
 |     s1.reset(USCRIPT_ARABIC, status); | 
 |     TEST_ASSERT(s1 == s2); | 
 |  | 
 |     status = U_ZERO_ERROR; | 
 |     s1.setAll(); | 
 |     TEST_ASSERT(s1.test(USCRIPT_COMMON, status)); | 
 |     TEST_ASSERT(s1.test(USCRIPT_ETHIOPIC, status)); | 
 |     TEST_ASSERT(s1.test(USCRIPT_CODE_LIMIT, status)); | 
 |     s1.resetAll(); | 
 |     TEST_ASSERT(!s1.test(USCRIPT_COMMON, status)); | 
 |     TEST_ASSERT(!s1.test(USCRIPT_ETHIOPIC, status)); | 
 |     TEST_ASSERT(!s1.test(USCRIPT_CODE_LIMIT, status)); | 
 |  | 
 |     status = U_ZERO_ERROR; | 
 |     s1.set(USCRIPT_TAKRI, status); | 
 |     s1.set(USCRIPT_BLISSYMBOLS, status); | 
 |     s2.setAll(); | 
 |     TEST_ASSERT(s2.contains(s1)); | 
 |     TEST_ASSERT(!s1.contains(s2)); | 
 |     TEST_ASSERT(s2.intersects(s1)); | 
 |     TEST_ASSERT(s1.intersects(s2)); | 
 |     s2.reset(USCRIPT_TAKRI, status); | 
 |     TEST_ASSERT(!s2.contains(s1)); | 
 |     TEST_ASSERT(!s1.contains(s2)); | 
 |     TEST_ASSERT(s1.intersects(s2)); | 
 |     TEST_ASSERT(s2.intersects(s1)); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |  | 
 |     status = U_ZERO_ERROR; | 
 |     s1.resetAll(); | 
 |     s1.set(USCRIPT_NKO, status); | 
 |     s1.set(USCRIPT_COMMON, status); | 
 |     s2 = s1; | 
 |     TEST_ASSERT(s2 == s1); | 
 |     TEST_ASSERT_EQ(2, s2.countMembers()); | 
 |     s2.intersect(s1); | 
 |     TEST_ASSERT(s2 == s1); | 
 |     s2.setAll(); | 
 |     TEST_ASSERT(!(s2 == s1)); | 
 |     TEST_ASSERT(s2.countMembers() >= USCRIPT_CODE_LIMIT); | 
 |     s2.intersect(s1); | 
 |     TEST_ASSERT(s2 == s1); | 
 |      | 
 |     s2.setAll(); | 
 |     s2.reset(USCRIPT_COMMON, status); | 
 |     s2.intersect(s1); | 
 |     TEST_ASSERT(s2.countMembers() == 1); | 
 |  | 
 |     s1.resetAll(); | 
 |     TEST_ASSERT(s1.isEmpty()); | 
 |     s1.set(USCRIPT_LATIN, status); | 
 |     TEST_ASSERT(!s1.isEmpty()); | 
 |     s1.setAll(); | 
 |     TEST_ASSERT(!s1.isEmpty()); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |  | 
 |     s1.resetAll(); | 
 |     s1.set(USCRIPT_AFAKA, status); | 
 |     s1.set(USCRIPT_VAI, status); | 
 |     s1.set(USCRIPT_INHERITED, status); | 
 |     int32_t n = -1; | 
 |     for (int32_t i=0; i<4; i++) { | 
 |         n = s1.nextSetBit(n+1); | 
 |         switch (i) { | 
 |           case 0: TEST_ASSERT_EQ(USCRIPT_INHERITED, n); break; | 
 |           case 1: TEST_ASSERT_EQ(USCRIPT_VAI, n); break; | 
 |           case 2: TEST_ASSERT_EQ(USCRIPT_AFAKA, n); break; | 
 |           case 3: TEST_ASSERT_EQ(-1, (int32_t)n); break; | 
 |           default: TEST_ASSERT(FALSE); | 
 |         } | 
 |     } | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |  | 
 |     // Script extensions.  Depends on data. | 
 |     s1.resetAll(); | 
 |     s1.setScriptExtensions(0x67, status); | 
 |     TEST_ASSERT(s1.countMembers() == 1); | 
 |     TEST_ASSERT(s1.test(USCRIPT_LATIN, status)); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |  | 
 |     s1.resetAll(); | 
 |     s1.setScriptExtensions(0x303C, status); | 
 |     TEST_ASSERT(s1.countMembers() == 3); | 
 |     TEST_ASSERT(s1.test(USCRIPT_HAN, status)); | 
 |     TEST_ASSERT(s1.test(USCRIPT_HIRAGANA, status)); | 
 |     TEST_ASSERT(s1.test(USCRIPT_KATAKANA, status)); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |  | 
 |     // Additional tests | 
 |     ScriptSet bitset12; bitset12.set(USCRIPT_LATIN, status).set(USCRIPT_HANGUL, status); | 
 |     ScriptSet bitset2;  bitset2.set(USCRIPT_HANGUL, status); | 
 |     TEST_ASSERT(bitset12.contains(bitset2)); | 
 |     TEST_ASSERT(bitset12.contains(bitset12)); | 
 |     TEST_ASSERT(!bitset2.contains(bitset12)); | 
 |  | 
 |     ScriptSet arabSet;  arabSet.set(USCRIPT_ARABIC, status); | 
 |     ScriptSet latinSet; latinSet.set(USCRIPT_LATIN, status); | 
 |     UElement arabEl;  arabEl.pointer = &arabSet; | 
 |     UElement latinEl; latinEl.pointer = &latinSet; | 
 |     TEST_ASSERT(uhash_compareScriptSet(arabEl, latinEl) < 0); | 
 |     TEST_ASSERT(uhash_compareScriptSet(latinEl, arabEl) > 0); | 
 |  | 
 |     UnicodeString scriptString; | 
 |     bitset12.displayScripts(scriptString); | 
 |     TEST_ASSERT(UNICODE_STRING_SIMPLE("Hang Latn") == scriptString); | 
 | } | 
 |  | 
 |  | 
 | void IntlTestSpoof::testRestrictionLevel() { | 
 |     struct Test { | 
 |         const char         *fId; | 
 |         URestrictionLevel   fExpectedRestrictionLevel; | 
 |     } tests[] = { | 
 |         {"\\u0061\\u03B3\\u2665", USPOOF_UNRESTRICTIVE}, | 
 |         {"a",                     USPOOF_ASCII}, | 
 |         {"\\u03B3",               USPOOF_SINGLE_SCRIPT_RESTRICTIVE}, | 
 |         {"\\u0061\\u30A2\\u30FC", USPOOF_HIGHLY_RESTRICTIVE}, | 
 |         {"\\u0061\\u0904",        USPOOF_MODERATELY_RESTRICTIVE}, | 
 |         {"\\u0061\\u03B3",        USPOOF_MINIMALLY_RESTRICTIVE}, | 
 |         {"\\u0061\\u2665",                USPOOF_UNRESTRICTIVE}, | 
 |         {"\\u0061\\u303C",                USPOOF_HIGHLY_RESTRICTIVE}, | 
 |         {"\\u0061\\u30FC\\u303C",         USPOOF_HIGHLY_RESTRICTIVE}, | 
 |         {"\\u0061\\u30FC\\u303C\\u30A2",  USPOOF_HIGHLY_RESTRICTIVE}, | 
 |         {"\\u30A2\\u0061\\u30FC\\u303C",  USPOOF_HIGHLY_RESTRICTIVE}, | 
 |         {"\\u0061\\u0031\\u0661",         USPOOF_MODERATELY_RESTRICTIVE}, | 
 |         {"\\u0061\\u0031\\u0661\\u06F1",  USPOOF_MODERATELY_RESTRICTIVE}, | 
 |         {"\\u0661\\u30FC\\u303C\\u0061\\u30A2\\u0031\\u0967\\u06F1",  USPOOF_MINIMALLY_RESTRICTIVE}, | 
 |         {"\\u0061\\u30A2\\u30FC\\u303C\\u0031\\u0967\\u0661\\u06F1",  USPOOF_MINIMALLY_RESTRICTIVE} | 
 |     }; | 
 |     char msgBuffer[100]; | 
 |     URestrictionLevel restrictionLevels[] = { USPOOF_ASCII, USPOOF_SINGLE_SCRIPT_RESTRICTIVE,  | 
 |         USPOOF_HIGHLY_RESTRICTIVE, USPOOF_MODERATELY_RESTRICTIVE, USPOOF_MINIMALLY_RESTRICTIVE,  | 
 |         USPOOF_UNRESTRICTIVE}; | 
 |  | 
 |     UErrorCode status = U_ZERO_ERROR; | 
 |     UnicodeSet allowedChars; | 
 |     // Allowed Identifier Characters. In addition to the Recommended Set, | 
 |     //    allow u303c, which has an interesting script extension of Hani Hira Kana. | 
 |     allowedChars.addAll(*uspoof_getRecommendedUnicodeSet(&status)).add(0x303C); | 
 |  | 
 |     for (int32_t testNum=0; testNum < UPRV_LENGTHOF(tests); testNum++) { | 
 |         status = U_ZERO_ERROR; | 
 |         const Test &test = tests[testNum]; | 
 |         UnicodeString testString = UnicodeString(test.fId).unescape(); | 
 |         URestrictionLevel expectedLevel = test.fExpectedRestrictionLevel; | 
 |         for (int levelIndex=0; levelIndex<UPRV_LENGTHOF(restrictionLevels); levelIndex++) { | 
 |             status = U_ZERO_ERROR; | 
 |             URestrictionLevel levelSetInSpoofChecker = restrictionLevels[levelIndex]; | 
 |             USpoofChecker *sc = uspoof_open(&status); | 
 |             uspoof_setAllowedChars(sc, allowedChars.toUSet(), &status); | 
 |             uspoof_setRestrictionLevel(sc, levelSetInSpoofChecker); | 
 |             uspoof_setChecks(sc, USPOOF_RESTRICTION_LEVEL, &status); | 
 |             int32_t actualValue = uspoof_checkUnicodeString(sc, testString, NULL, &status); | 
 |              | 
 |             // we want to fail if the text is (say) MODERATE and the testLevel is ASCII | 
 |             int32_t expectedValue = 0; | 
 |             if (expectedLevel > levelSetInSpoofChecker) { | 
 |                 expectedValue |= USPOOF_RESTRICTION_LEVEL; | 
 |             } | 
 |             sprintf(msgBuffer, "testNum = %d, levelIndex = %d, expected = %#x, actual = %#x", | 
 |                     testNum, levelIndex, expectedValue, actualValue); | 
 |             TEST_ASSERT_MSG(expectedValue == actualValue, msgBuffer); | 
 |             TEST_ASSERT_SUCCESS(status); | 
 |  | 
 |             // Run the same check again, with the Spoof Checker configured to return | 
 |             // the actual restriction level. | 
 |             uspoof_setAllowedChars(sc, allowedChars.toUSet(), &status); | 
 |             uspoof_setRestrictionLevel(sc, levelSetInSpoofChecker); | 
 |             uspoof_setChecks(sc, USPOOF_AUX_INFO | USPOOF_RESTRICTION_LEVEL, &status); | 
 |             int32_t result = uspoof_checkUnicodeString(sc, testString, NULL, &status); | 
 |             TEST_ASSERT_SUCCESS(status); | 
 |             if (U_SUCCESS(status)) { | 
 |                 TEST_ASSERT_EQ(expectedLevel, result & USPOOF_RESTRICTION_LEVEL_MASK); | 
 |                 TEST_ASSERT_EQ(expectedValue, result & USPOOF_ALL_CHECKS); | 
 |             } | 
 |             uspoof_close(sc); | 
 |         } | 
 |     } | 
 |  | 
 | } | 
 |  | 
 | void IntlTestSpoof::testMixedNumbers() { | 
 |     struct Test { | 
 |         const char *fTestString; | 
 |         const char *fExpectedSet; | 
 |     } tests[] = { | 
 |         {"1",              "[0]"}, | 
 |         {"\\u0967",        "[\\u0966]"}, | 
 |         {"1\\u0967",       "[0\\u0966]"}, | 
 |         {"\\u0661\\u06F1", "[\\u0660\\u06F0]"}, | 
 |         {"\\u0061\\u2665", "[]"}, | 
 |         {"\\u0061\\u303C", "[]"}, | 
 |         {"\\u0061\\u30FC\\u303C", "[]"}, | 
 |         {"\\u0061\\u30FC\\u303C\\u30A2", "[]"}, | 
 |         {"\\u30A2\\u0061\\u30FC\\u303C", "[]"}, | 
 |         {"\\u0061\\u0031\\u0661", "[\\u0030\\u0660]"}, | 
 |         {"\\u0061\\u0031\\u0661\\u06F1", "[\\u0030\\u0660\\u06F0]"}, | 
 |         {"\\u0661\\u30FC\\u303C\\u0061\\u30A2\\u0031\\u0967\\u06F1", "[\\u0030\\u0660\\u06F0\\u0966]"}, | 
 |         {"\\u0061\\u30A2\\u30FC\\u303C\\u0031\\u0967\\u0661\\u06F1", "[\\u0030\\u0660\\u06F0\\u0966]"} | 
 |     }; | 
 |     UErrorCode status = U_ZERO_ERROR; | 
 |     for (int32_t testNum=0; testNum < UPRV_LENGTHOF(tests); testNum++) { | 
 |         char msgBuf[100]; | 
 |         sprintf(msgBuf, "testNum = %d ", testNum); | 
 |         Test &test = tests[testNum]; | 
 |  | 
 |         status = U_ZERO_ERROR; | 
 |         UnicodeString testString = UnicodeString(test.fTestString).unescape(); | 
 |         UnicodeSet expectedSet(UnicodeString(test.fExpectedSet).unescape(), status); | 
 |  | 
 |         status = U_ZERO_ERROR; | 
 |         TEST_SETUP | 
 |             uspoof_setChecks(sc, USPOOF_MIXED_NUMBERS, &status); // only check this | 
 |             uspoof_check2UnicodeString(sc, testString, checkResult, &status); | 
 |             UBool mixedNumberFailure = ((uspoof_getCheckResultChecks(checkResult, &status) & USPOOF_MIXED_NUMBERS) != 0); | 
 |             TEST_ASSERT_MSG((expectedSet.size() > 1) == mixedNumberFailure, msgBuf); | 
 |             const UnicodeSet* actualSet = UnicodeSet::fromUSet(uspoof_getCheckResultNumerics(checkResult, &status)); | 
 |             TEST_ASSERT_MSG(expectedSet == *actualSet, msgBuf); | 
 |         TEST_TEARDOWN | 
 |     } | 
 | } | 
 |  | 
 | // Bug #12153 - uspoof_setRestrictionLevel() should enable restriction level testing. | 
 | //  | 
 | void IntlTestSpoof::testBug12153() { | 
 |     UErrorCode status = U_ZERO_ERROR; | 
 |     LocalUSpoofCheckerPointer sc(uspoof_open(&status)); | 
 |     if (!assertSuccess("", status, true, __FILE__, __LINE__)) { return; } | 
 |     int32_t checks = uspoof_getChecks(sc.getAlias(), &status); | 
 |     TEST_ASSERT((checks & USPOOF_RESTRICTION_LEVEL) != 0); | 
 |     checks &= ~USPOOF_RESTRICTION_LEVEL; | 
 |     uspoof_setChecks(sc.getAlias(), checks, &status); | 
 |     checks = uspoof_getChecks(sc.getAlias(), &status); | 
 |     TEST_ASSERT((checks & USPOOF_RESTRICTION_LEVEL) == 0); | 
 |  | 
 |     uspoof_setRestrictionLevel(sc.getAlias(), USPOOF_MODERATELY_RESTRICTIVE); | 
 |     checks = uspoof_getChecks(sc.getAlias(), &status); | 
 |     TEST_ASSERT((checks & USPOOF_RESTRICTION_LEVEL) != 0); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 | } | 
 |  | 
 | // uspoof_checkUnicodeString should NOT have an infinite loop. | 
 | void IntlTestSpoof::testBug12825() { | 
 |     UErrorCode status = U_ZERO_ERROR; | 
 |     LocalUSpoofCheckerPointer sc(uspoof_open(&status)); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |     uspoof_setChecks(sc.getAlias(), USPOOF_ALL_CHECKS | USPOOF_AUX_INFO, &status); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |     uspoof_checkUnicodeString(sc.getAlias(), UnicodeString("\\u30FB").unescape(), NULL, &status); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 | } | 
 |  | 
 | // uspoof_getSkeleton should NOT set an ILLEGAL_ARGUMENT_EXCEPTION. | 
 | void IntlTestSpoof::testBug12815() { | 
 |     UErrorCode status = U_ZERO_ERROR; | 
 |     LocalUSpoofCheckerPointer sc(uspoof_open(&status)); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |     uspoof_setChecks(sc.getAlias(), USPOOF_RESTRICTION_LEVEL, &status); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |     UnicodeString result; | 
 |     uspoof_getSkeletonUnicodeString(sc.getAlias(), 0, UnicodeString("hello world"), result, &status); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 | } | 
 |  | 
 | void IntlTestSpoof::testBug13314_MixedNumbers() { | 
 |     UErrorCode status = U_ZERO_ERROR; | 
 |     LocalUSpoofCheckerPointer sc(uspoof_open(&status)); | 
 |     if (!assertSuccess("", status, true, __FILE__, __LINE__)) { return; } | 
 |     uspoof_setChecks(sc.getAlias(), USPOOF_ALL_CHECKS, &status); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |     int32_t failedChecks = uspoof_areConfusableUnicodeString(sc.getAlias(), u"列", u"列", &status); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |     assertEquals("The CJK strings should be confusable", USPOOF_SINGLE_SCRIPT_CONFUSABLE, failedChecks); | 
 |     failedChecks = uspoof_check2UnicodeString(sc.getAlias(), u"3Ȝ", nullptr, &status); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |     assertEquals("The '33' string does not fail spoof", 0, failedChecks); | 
 | } | 
 |  | 
 | void IntlTestSpoof::testBug13328_MixedCombiningMarks() { | 
 |     UErrorCode status = U_ZERO_ERROR; | 
 |     LocalUSpoofCheckerPointer sc(uspoof_open(&status)); | 
 |     if (!assertSuccess("", status, true, __FILE__, __LINE__)) { return; } | 
 |     int32_t failedChecks = uspoof_check2UnicodeString(sc.getAlias(), u"\u0061\u0F84", nullptr, &status); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |     assertEquals( | 
 |             "The mismatched combining marks string fails spoof", | 
 |             USPOOF_RESTRICTION_LEVEL, | 
 |             failedChecks); | 
 | } | 
 |  | 
 | void IntlTestSpoof::testCombiningDot() { | 
 |     UErrorCode status = U_ZERO_ERROR; | 
 |     LocalUSpoofCheckerPointer sc(uspoof_open(&status)); | 
 |     if (!assertSuccess("", status, true, __FILE__, __LINE__)) { return; } | 
 |     uspoof_setChecks(sc.getAlias(), USPOOF_HIDDEN_OVERLAY, &status); | 
 |     TEST_ASSERT_SUCCESS(status); | 
 |  | 
 |     static const struct TestCase { | 
 |         bool shouldFail; | 
 |         const char16_t* input; | 
 |     } cases[] = { | 
 |             {false, u"i"}, | 
 |             {false, u"j"}, | 
 |             {false, u"l"}, | 
 |             {true, u"i\u0307"}, | 
 |             {true, u"j\u0307"}, | 
 |             {true, u"l\u0307"}, | 
 |             {true, u"ı\u0307"}, | 
 |             {true, u"ȷ\u0307"}, | 
 |             {true, u"𝚤\u0307"}, | 
 |             {true, u"𝑗\u0307"}, | 
 |             {false, u"m\u0307"}, | 
 |             {true, u"1\u0307"}, | 
 |             {true, u"ij\u0307"}, | 
 |             {true, u"i\u0307\u0307"}, | 
 |             {true, u"abci\u0307def"}, | 
 |             {false, u"i\u0301\u0307"}, // U+0301 has combining class ABOVE (230) | 
 |             {true, u"i\u0320\u0307"}, // U+0320 has combining class BELOW | 
 |             {true, u"i\u0320\u0321\u0307"}, // U+0321 also has combining class BELOW | 
 |             {false, u"i\u0320\u0301\u0307"}, | 
 |             {false, u"iz\u0307"}, | 
 |     }; | 
 |  | 
 |     for (auto& cas : cases) { | 
 |         int32_t failedChecks = uspoof_check2(sc.getAlias(), cas.input, -1, nullptr, &status); | 
 |         TEST_ASSERT_SUCCESS(status); | 
 |         int32_t expected = cas.shouldFail ? USPOOF_HIDDEN_OVERLAY : 0; | 
 |         assertEquals(cas.input, expected, failedChecks); | 
 |     } | 
 | } | 
 |  | 
 | #endif /* !UCONFIG_NO_REGULAR_EXPRESSIONS && !UCONFIG_NO_NORMALIZATION && !UCONFIG_NO_FILE_IO */ |