250 lines
10 KiB
C++
250 lines
10 KiB
C++
/*
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**********************************************************************
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* Copyright (C) 2009, International Business Machines Corporation
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* and others. All Rights Reserved.
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**********************************************************************
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*/
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/**
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* IntlTestSpoof tests for USpoofDetector
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*/
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_REGULAR_EXPRESSIONS && !UCONFIG_NO_NORMALIZATION && !UCONFIG_NO_FILE_IO
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#include "itspoof.h"
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#include "unicode/uspoof.h"
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#define TEST_ASSERT_SUCCESS(status) {if (U_FAILURE(status)) { \
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errcheckln(status, "Failure at file %s, line %d, error = %s", __FILE__, __LINE__, u_errorName(status));}}
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#define TEST_ASSERT(expr) {if ((expr)==FALSE) { \
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errln("Test Failure at file %s, line %d: \"%s\" is false.\n", __FILE__, __LINE__, #expr);};}
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#define TEST_ASSERT_EQ(a, b) { if ((a) != (b)) { \
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errln("Test Failure at file %s, line %d: \"%s\" (%d) != \"%s\" (%d) \n", \
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__FILE__, __LINE__, #a, (a), #b, (b)); }}
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#define TEST_ASSERT_NE(a, b) { if ((a) == (b)) { \
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errln("Test Failure at file %s, line %d: \"%s\" (%d) == \"%s\" (%d) \n", \
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__FILE__, __LINE__, #a, (a), #b, (b)); }}
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/*
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* TEST_SETUP and TEST_TEARDOWN
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* macros to handle the boilerplate around setting up test case.
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* Put arbitrary test code between SETUP and TEARDOWN.
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* "sc" is the ready-to-go SpoofChecker for use in the tests.
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*/
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#define TEST_SETUP { \
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UErrorCode status = U_ZERO_ERROR; \
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USpoofChecker *sc; \
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sc = uspoof_open(&status); \
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TEST_ASSERT_SUCCESS(status); \
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if (U_SUCCESS(status)){
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#define TEST_TEARDOWN \
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} \
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TEST_ASSERT_SUCCESS(status); \
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uspoof_close(sc); \
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}
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void IntlTestSpoof::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
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{
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if (exec) logln("TestSuite spoof: ");
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switch (index) {
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case 0:
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name = "TestSpoofAPI";
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if (exec) {
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testSpoofAPI();
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}
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break;
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case 1:
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name = "TestSkeleton";
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if (exec) {
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testSkeleton();
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}
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break;
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case 2:
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name = "TestAreConfusable";
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if (exec) {
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testAreConfusable();
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}
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break;
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case 3:
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name = "TestInvisible";
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if (exec) {
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testInvisible();
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}
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break;
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default: name=""; break;
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}
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}
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void IntlTestSpoof::testSpoofAPI() {
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TEST_SETUP
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UnicodeString s("uvw");
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int32_t position = 666;
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int32_t checkResults = uspoof_checkUnicodeString(sc, s, &position, &status);
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TEST_ASSERT_SUCCESS(status);
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TEST_ASSERT_EQ(0, checkResults);
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TEST_ASSERT_EQ(666, position);
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TEST_TEARDOWN;
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TEST_SETUP
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UnicodeString s1("cxs");
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UnicodeString s2 = UnicodeString("\\u0441\\u0445\\u0455").unescape(); // Cyrillic "cxs"
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int32_t checkResults = uspoof_areConfusableUnicodeString(sc, s1, s2, &status);
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TEST_ASSERT_EQ(USPOOF_MIXED_SCRIPT_CONFUSABLE | USPOOF_WHOLE_SCRIPT_CONFUSABLE, checkResults);
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TEST_TEARDOWN;
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TEST_SETUP
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UnicodeString s("I1l0O");
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UnicodeString dest;
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UnicodeString &retStr = uspoof_getSkeletonUnicodeString(sc, USPOOF_ANY_CASE, s, dest, &status);
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TEST_ASSERT_SUCCESS(status);
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TEST_ASSERT(UnicodeString("11100") == dest);
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TEST_ASSERT(&dest == &retStr);
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TEST_TEARDOWN;
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}
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#define CHECK_SKELETON(type, input, expected) { \
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checkSkeleton(sc, type, input, expected, __LINE__); \
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}
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// testSkeleton. Spot check a number of confusable skeleton substitutions from the
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// Unicode data file confusables.txt
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// Test cases chosen for substitutions of various lengths, and
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// membership in different mapping tables.
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void IntlTestSpoof::testSkeleton() {
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const uint32_t ML = 0;
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const uint32_t SL = USPOOF_SINGLE_SCRIPT_CONFUSABLE;
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const uint32_t MA = USPOOF_ANY_CASE;
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const uint32_t SA = USPOOF_SINGLE_SCRIPT_CONFUSABLE | USPOOF_ANY_CASE;
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TEST_SETUP
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// A long "identifier" that will overflow implementation stack buffers, forcing heap allocations.
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CHECK_SKELETON(SL, " A long 'identifier' that will overflow implementation stack buffers, forcing heap allocations."
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" A long 'identifier' that will overflow implementation stack buffers, forcing heap allocations."
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" A long 'identifier' that will overflow implementation stack buffers, forcing heap allocations."
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" A long 'identifier' that will overflow implementation stack buffers, forcing heap allocations.",
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" A 1ong \\u02b9identifier\\u02b9 that wi11 overf1ow imp1ementation stack buffers, forcing heap a11ocations."
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" A 1ong \\u02b9identifier\\u02b9 that wi11 overf1ow imp1ementation stack buffers, forcing heap a11ocations."
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" A 1ong \\u02b9identifier\\u02b9 that wi11 overf1ow imp1ementation stack buffers, forcing heap a11ocations."
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" A 1ong \\u02b9identifier\\u02b9 that wi11 overf1ow imp1ementation stack buffers, forcing heap a11ocations.")
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// FC5F ; FE74 0651 ; ML #* ARABIC LIGATURE SHADDA WITH KASRATAN ISOLATED FORM to
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// ARABIC KASRATAN ISOLATED FORM, ARABIC SHADDA
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// This character NFKD normalizes to \u0020 \u064d \u0651, so its confusable mapping
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// is never used in creating a skeleton.
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CHECK_SKELETON(SL, "\\uFC5F", " \\u064d\\u0651");
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CHECK_SKELETON(SL, "nochange", "nochange");
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CHECK_SKELETON(MA, "love", "1ove"); // lower case l to digit 1
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CHECK_SKELETON(ML, "OOPS", "OOPS");
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CHECK_SKELETON(MA, "OOPS", "00PS"); // Letter O to digit 0 in any case mode only
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CHECK_SKELETON(SL, "\\u059c", "\\u0301");
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CHECK_SKELETON(SL, "\\u2A74", "\\u003A\\u003A\\u003D");
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CHECK_SKELETON(SL, "\\u247E", "\\u0028\\u0031\\u0031\\u0029");
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CHECK_SKELETON(SL, "\\uFDFB", "\\u062C\\u0644\\u0020\\u062C\\u0644\\u0627\\u0644\\u0647");
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// This mapping exists in the ML and MA tables, does not exist in SL, SA
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//0C83 ; 0C03 ; ML # ( ಃ → ః ) KANNADA SIGN VISARGA → TELUGU SIGN VISARGA # {source:513}
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CHECK_SKELETON(SL, "\\u0C83", "\\u0C83");
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CHECK_SKELETON(SA, "\\u0C83", "\\u0C83");
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CHECK_SKELETON(ML, "\\u0C83", "\\u0C03");
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CHECK_SKELETON(MA, "\\u0C83", "\\u0C03");
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// 0391 ; 0041 ; MA # ( Α → A ) GREEK CAPITAL LETTER ALPHA to LATIN CAPITAL LETTER A
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// This mapping exists only in the MA table.
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CHECK_SKELETON(MA, "\\u0391", "A");
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CHECK_SKELETON(SA, "\\u0391", "\\u0391");
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CHECK_SKELETON(ML, "\\u0391", "\\u0391");
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CHECK_SKELETON(SL, "\\u0391", "\\u0391");
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// 13CF ; 0062 ; MA # CHEROKEE LETTER SI to LATIN SMALL LETTER B
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// This mapping exists in the ML and MA tables
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CHECK_SKELETON(ML, "\\u13CF", "b");
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CHECK_SKELETON(MA, "\\u13CF", "b");
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CHECK_SKELETON(SL, "\\u13CF", "\\u13CF");
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CHECK_SKELETON(SA, "\\u13CF", "\\u13CF");
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// 0022 ; 02B9 02B9 ; SA #* QUOTATION MARK to MODIFIER LETTER PRIME, MODIFIER LETTER PRIME
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// all tables.
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CHECK_SKELETON(SL, "\\u0022", "\\u02B9\\u02B9");
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CHECK_SKELETON(SA, "\\u0022", "\\u02B9\\u02B9");
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CHECK_SKELETON(ML, "\\u0022", "\\u02B9\\u02B9");
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CHECK_SKELETON(MA, "\\u0022", "\\u02B9\\u02B9");
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TEST_TEARDOWN;
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}
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//
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// Run a single confusable skeleton transformation test case.
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//
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void IntlTestSpoof::checkSkeleton(const USpoofChecker *sc, uint32_t type,
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const char *input, const char *expected, int32_t lineNum) {
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UnicodeString uInput = UnicodeString(input).unescape();
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UnicodeString uExpected = UnicodeString(expected).unescape();
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UErrorCode status = U_ZERO_ERROR;
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UnicodeString actual;
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uspoof_getSkeletonUnicodeString(sc, type, uInput, actual, &status);
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if (U_FAILURE(status)) {
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errln("File %s, Line %d, Test case from line %d, status is %s", __FILE__, __LINE__, lineNum,
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u_errorName(status));
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return;
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}
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if (uExpected != actual) {
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errln("File %s, Line %d, Test case from line %d, Actual and Expected skeletons differ.",
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__FILE__, __LINE__, lineNum);
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errln(UnicodeString(" Actual Skeleton: \"") + actual + UnicodeString("\"\n") +
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UnicodeString(" Expected Skeleton: \"") + uExpected + UnicodeString("\""));
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}
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}
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void IntlTestSpoof::testAreConfusable() {
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TEST_SETUP
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UnicodeString s1("A long string that will overflow stack buffers. A long string that will overflow stack buffers. "
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"A long string that will overflow stack buffers. A long string that will overflow stack buffers. ");
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UnicodeString s2("A long string that wi11 overflow stack buffers. A long string that will overflow stack buffers. "
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"A long string that wi11 overflow stack buffers. A long string that will overflow stack buffers. ");
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TEST_ASSERT_EQ(USPOOF_SINGLE_SCRIPT_CONFUSABLE, uspoof_areConfusableUnicodeString(sc, s1, s2, &status));
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TEST_ASSERT_SUCCESS(status);
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TEST_TEARDOWN;
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}
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void IntlTestSpoof::testInvisible() {
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TEST_SETUP
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UnicodeString s = UnicodeString("abcd\\u0301ef").unescape();
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int32_t position = -42;
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TEST_ASSERT_EQ(0, uspoof_checkUnicodeString(sc, s, &position, &status));
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TEST_ASSERT_SUCCESS(status);
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TEST_ASSERT(position == -42);
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UnicodeString s2 = UnicodeString("abcd\\u0301\\u0302\\u0301ef").unescape();
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TEST_ASSERT_EQ(USPOOF_INVISIBLE, uspoof_checkUnicodeString(sc, s2, &position, &status));
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TEST_ASSERT_SUCCESS(status);
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TEST_ASSERT_EQ(7, position);
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// Tow acute accents, one from the composed a with acute accent, \u00e1,
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// and one separate.
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position = -42;
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UnicodeString s3 = UnicodeString("abcd\\u00e1\\u0301xyz").unescape();
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TEST_ASSERT_EQ(USPOOF_INVISIBLE, uspoof_checkUnicodeString(sc, s3, &position, &status));
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TEST_ASSERT_SUCCESS(status);
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TEST_ASSERT_EQ(7, position);
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TEST_TEARDOWN;
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}
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#endif // UCONFIG_NO_REGULAR_EXPRESSIONS
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