/* ********************************************************************** * Copyright (C) 2009, International Business Machines Corporation * and others. All Rights Reserved. ********************************************************************** */ /** * IntlTestSpoof tests for USpoofDetector */ #include "unicode/utypes.h" #if !UCONFIG_NO_SPOOF_DETECT #include "itspoof.h" #include "unicode/uspoof.h" #define TEST_ASSERT_SUCCESS(status) {if (U_FAILURE(status)) { \ errln("Failure at file %s, line %d, error = %s\n", __FILE__, __LINE__, u_errorName(status));}} #define TEST_ASSERT(expr) {if ((expr)==FALSE) { \ errln("Test Failure at file %s, line %d: \"%s\" is false.\n", __FILE__, __LINE__, #expr);};} #define TEST_ASSERT_EQ(a, b) { if ((a) != (b)) { \ errln("Test Failure at file %s, line %d: \"%s\" (%d) != \"%s\" (%d) \n", \ __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) \n", \ __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); \ if (U_SUCCESS(status)){ #define TEST_TEARDOWN \ } \ TEST_ASSERT_SUCCESS(status); \ uspoof_close(sc); \ } void IntlTestSpoof::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ ) { if (exec) logln("TestSuite spoof: "); switch (index) { case 0: name = "TestSpoofAPI"; if (exec) { testSpoofAPI(); } break; case 1: name = "TestSkeleton"; if (exec) { testSkeleton(); } break; case 2: name = "TestAreConfusable"; if (exec) { testAreConfusable(); } break; case 3: name = "TestInvisible"; if (exec) { testInvisible(); } break; default: name=""; break; } } void IntlTestSpoof::testSpoofAPI() { TEST_SETUP UnicodeString s("uvw"); 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(666, 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_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("11100") == 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. 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 // A long "identifier" that will overflow implementation stack buffers, forcing heap allocations. CHECK_SKELETON(SL, " A long 'identifier' that will overflow implementation stack buffers, forcing heap allocations." " A long 'identifier' that will overflow implementation stack buffers, forcing heap allocations." " A long 'identifier' that will overflow implementation stack buffers, forcing heap allocations." " A long 'identifier' that will overflow implementation stack buffers, forcing heap allocations.", " A 1ong \\u02b9identifier\\u02b9 that wi11 overf1ow imp1ementation stack buffers, forcing heap a11ocations." " A 1ong \\u02b9identifier\\u02b9 that wi11 overf1ow imp1ementation stack buffers, forcing heap a11ocations." " A 1ong \\u02b9identifier\\u02b9 that wi11 overf1ow imp1ementation stack buffers, forcing heap a11ocations." " A 1ong \\u02b9identifier\\u02b9 that wi11 overf1ow imp1ementation stack buffers, forcing heap a11ocations.") // FC5F ; FE74 0651 ; ML #* ARABIC LIGATURE SHADDA WITH KASRATAN ISOLATED FORM to // ARABIC KASRATAN ISOLATED FORM, ARABIC SHADDA // This character NFKD normalizes to \u0020 \u064d \u0651, so its confusable mapping // is never used in creating a skeleton. CHECK_SKELETON(SL, "\\uFC5F", " \\u064d\\u0651"); CHECK_SKELETON(SL, "nochange", "nochange"); CHECK_SKELETON(MA, "love", "1ove"); // lower case l to digit 1 CHECK_SKELETON(ML, "OOPS", "OOPS"); CHECK_SKELETON(MA, "OOPS", "00PS"); // Letter O to digit 0 in any case mode only CHECK_SKELETON(SL, "\\u059c", "\\u0301"); CHECK_SKELETON(SL, "\\u2A74", "\\u003A\\u003A\\u003D"); CHECK_SKELETON(SL, "\\u247E", "\\u0028\\u0031\\u0031\\u0029"); CHECK_SKELETON(SL, "\\uFDFB", "\\u062C\\u0644\\u0020\\u062C\\u0644\\u0627\\u0644\\u0647"); // This mapping exists in the ML and MA tables, does not exist in SL, SA //0C83 ; 0C03 ; ML # ( ಃ → ః ) KANNADA SIGN VISARGA → TELUGU SIGN VISARGA # {source:513} CHECK_SKELETON(SL, "\\u0C83", "\\u0C83"); CHECK_SKELETON(SA, "\\u0C83", "\\u0C83"); CHECK_SKELETON(ML, "\\u0C83", "\\u0C03"); CHECK_SKELETON(MA, "\\u0C83", "\\u0C03"); // 0391 ; 0041 ; MA # ( Α → A ) GREEK CAPITAL LETTER ALPHA to LATIN CAPITAL LETTER A // This mapping exists only in the MA table. CHECK_SKELETON(MA, "\\u0391", "A"); CHECK_SKELETON(SA, "\\u0391", "\\u0391"); CHECK_SKELETON(ML, "\\u0391", "\\u0391"); CHECK_SKELETON(SL, "\\u0391", "\\u0391"); // 13CF ; 0062 ; MA # CHEROKEE LETTER SI to LATIN SMALL LETTER B // This mapping exists in the ML and MA tables CHECK_SKELETON(ML, "\\u13CF", "b"); CHECK_SKELETON(MA, "\\u13CF", "b"); CHECK_SKELETON(SL, "\\u13CF", "\\u13CF"); CHECK_SKELETON(SA, "\\u13CF", "\\u13CF"); // 0022 ; 02B9 02B9 ; SA #* QUOTATION MARK to MODIFIER LETTER PRIME, MODIFIER LETTER PRIME // all tables. CHECK_SKELETON(SL, "\\u0022", "\\u02B9\\u02B9"); CHECK_SKELETON(SA, "\\u0022", "\\u02B9\\u02B9"); CHECK_SKELETON(ML, "\\u0022", "\\u02B9\\u02B9"); CHECK_SKELETON(MA, "\\u0022", "\\u02B9\\u02B9"); 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. "); TEST_ASSERT_EQ(USPOOF_SINGLE_SCRIPT_CONFUSABLE, uspoof_areConfusableUnicodeString(sc, s1, s2, &status)); TEST_ASSERT_SUCCESS(status); 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(position == -42); 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(7, position); // Tow 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(7, position); TEST_TEARDOWN; } #endif /* #if !UCONFIG_NO_SPOOF_DETECT*/