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v811_spc009/external/icu/icu4c/source/test/intltest/normconf.cpp

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// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
************************************************************************
* Copyright (c) 1997-2016, International Business Machines
* Corporation and others. All Rights Reserved.
************************************************************************
*/
#include "unicode/utypes.h"
#if !UCONFIG_NO_NORMALIZATION
#include <string>
#include "unicode/bytestream.h"
#include "unicode/edits.h"
#include "unicode/uchar.h"
#include "unicode/normalizer2.h"
#include "unicode/normlzr.h"
#include "unicode/uniset.h"
#include "unicode/putil.h"
#include "cmemory.h"
#include "cstring.h"
#include "filestrm.h"
#include "normconf.h"
#include "uassert.h"
#include <stdio.h>
void NormalizerConformanceTest::runIndexedTest(int32_t index, UBool exec, const char* &name, char* /*par*/) {
TESTCASE_AUTO_BEGIN;
TESTCASE_AUTO(TestConformance);
TESTCASE_AUTO(TestConformance32);
TESTCASE_AUTO(TestCase6);
TESTCASE_AUTO_END;
}
#define FIELD_COUNT 5
NormalizerConformanceTest::NormalizerConformanceTest() :
normalizer(UnicodeString(), UNORM_NFC) {
UErrorCode errorCode = U_ZERO_ERROR;
nfc = Normalizer2::getNFCInstance(errorCode);
nfd = Normalizer2::getNFDInstance(errorCode);
nfkc = Normalizer2::getNFKCInstance(errorCode);
nfkd = Normalizer2::getNFKDInstance(errorCode);
assertSuccess("", errorCode, true, __FILE__, __LINE__);
}
NormalizerConformanceTest::~NormalizerConformanceTest() {}
// more interesting conformance test cases, not in the unicode.org NormalizationTest.txt
static const char *moreCases[]={
// Markus 2001aug30
"0061 0332 0308;00E4 0332;0061 0332 0308;00E4 0332;0061 0332 0308; # Markus 0",
// Markus 2001oct26 - test edge case for iteration: U+0f73.cc==0 but decomposition.lead.cc==129
"0061 0301 0F73;00E1 0F71 0F72;0061 0F71 0F72 0301;00E1 0F71 0F72;0061 0F71 0F72 0301; # Markus 1"
};
void NormalizerConformanceTest::compare(const UnicodeString& s1, const UnicodeString& s2){
UErrorCode status=U_ZERO_ERROR;
// TODO: Re-enable this tests after UTC fixes UAX 21
if(s1.indexOf((UChar32)0x0345)>=0)return;
if(Normalizer::compare(s1,s2,U_FOLD_CASE_DEFAULT,status)!=0){
errln("Normalizer::compare() failed for s1: " + prettify(s1) + " s2: " +prettify(s2));
}
}
FileStream *
NormalizerConformanceTest::openNormalizationTestFile(const char *filename) {
char unidataPath[2000];
const char *folder;
FileStream *input;
UErrorCode errorCode;
// look inside ICU_DATA first
folder=pathToDataDirectory();
if(folder!=NULL) {
strcpy(unidataPath, folder);
strcat(unidataPath, "unidata" U_FILE_SEP_STRING);
strcat(unidataPath, filename);
input=T_FileStream_open(unidataPath, "rb");
if(input!=NULL) {
return input;
}
}
// find icu/source/data/unidata relative to the test data
errorCode=U_ZERO_ERROR;
folder=loadTestData(errorCode);
if(U_SUCCESS(errorCode)) {
strcpy(unidataPath, folder);
strcat(unidataPath, U_FILE_SEP_STRING ".." U_FILE_SEP_STRING ".."
U_FILE_SEP_STRING ".." U_FILE_SEP_STRING ".."
U_FILE_SEP_STRING "data" U_FILE_SEP_STRING "unidata" U_FILE_SEP_STRING);
strcat(unidataPath, filename);
input=T_FileStream_open(unidataPath, "rb");
if(input!=NULL) {
return input;
}
}
// look in icu/source/test/testdata/out/build
errorCode=U_ZERO_ERROR;
folder=loadTestData(errorCode);
if(U_SUCCESS(errorCode)) {
strcpy(unidataPath, folder);
strcat(unidataPath, U_FILE_SEP_STRING);
strcat(unidataPath, filename);
input=T_FileStream_open(unidataPath, "rb");
if(input!=NULL) {
return input;
}
}
// look in icu/source/test/testdata
errorCode=U_ZERO_ERROR;
folder=loadTestData(errorCode);
if(U_SUCCESS(errorCode)) {
strcpy(unidataPath, folder);
strcat(unidataPath, U_FILE_SEP_STRING ".." U_FILE_SEP_STRING ".." U_FILE_SEP_STRING);
strcat(unidataPath, filename);
input=T_FileStream_open(unidataPath, "rb");
if(input!=NULL) {
return input;
}
}
// find icu/source/data/unidata relative to U_TOPSRCDIR
#if defined(U_TOPSRCDIR)
strcpy(unidataPath, U_TOPSRCDIR U_FILE_SEP_STRING "data" U_FILE_SEP_STRING "unidata" U_FILE_SEP_STRING);
strcat(unidataPath, filename);
input=T_FileStream_open(unidataPath, "rb");
if(input!=NULL) {
return input;
}
strcpy(unidataPath, U_TOPSRCDIR U_FILE_SEP_STRING "test" U_FILE_SEP_STRING "testdata" U_FILE_SEP_STRING);
strcat(unidataPath, filename);
input=T_FileStream_open(unidataPath, "rb");
if(input!=NULL) {
return input;
}
#endif
dataerrln("Failed to open %s", filename);
return NULL;
}
/**
* Test the conformance of Normalizer to
* http://www.unicode.org/Public/UNIDATA/NormalizationTest.txt
*/
void NormalizerConformanceTest::TestConformance() {
TestConformance(openNormalizationTestFile("NormalizationTest.txt"), 0);
}
void NormalizerConformanceTest::TestConformance32() {
TestConformance(openNormalizationTestFile("NormalizationTest-3.2.0.txt"), UNORM_UNICODE_3_2);
}
void NormalizerConformanceTest::TestConformance(FileStream *input, int32_t options) {
enum { BUF_SIZE = 1024 };
char lineBuf[BUF_SIZE];
UnicodeString fields[FIELD_COUNT];
UErrorCode status = U_ZERO_ERROR;
int32_t passCount = 0;
int32_t failCount = 0;
UChar32 c;
if(input==NULL) {
return;
}
// UnicodeSet for all code points that are not mentioned in NormalizationTest.txt
UnicodeSet other(0, 0x10ffff);
int32_t count, countMoreCases = UPRV_LENGTHOF(moreCases);
for (count = 1;;++count) {
if (!T_FileStream_eof(input)) {
T_FileStream_readLine(input, lineBuf, (int32_t)sizeof(lineBuf));
} else {
// once NormalizationTest.txt is finished, use moreCases[]
if(count > countMoreCases) {
count = 0;
} else if(count == countMoreCases) {
// all done
break;
}
uprv_strcpy(lineBuf, moreCases[count]);
}
if (lineBuf[0] == 0 || lineBuf[0] == '\n' || lineBuf[0] == '\r') continue;
// Expect 5 columns of this format:
// 1E0C;1E0C;0044 0323;1E0C;0044 0323; # <comments>
// Parse out the comment.
if (lineBuf[0] == '#') continue;
// Read separator lines starting with '@'
if (lineBuf[0] == '@') {
logln(lineBuf);
continue;
}
// Parse out the fields
if (!hexsplit(lineBuf, ';', fields, FIELD_COUNT)) {
errln((UnicodeString)"Unable to parse line " + count);
break; // Syntax error
}
// Remove a single code point from the "other" UnicodeSet
if(fields[0].length()==fields[0].moveIndex32(0, 1)) {
c=fields[0].char32At(0);
if(0xac20<=c && c<=0xd73f && quick) {
// not an exhaustive test run: skip most Hangul syllables
if(c==0xac20) {
other.remove(0xac20, 0xd73f);
}
continue;
}
other.remove(c);
}
if (checkConformance(fields, lineBuf, options, status)) {
++passCount;
} else {
++failCount;
if(status == U_FILE_ACCESS_ERROR) {
dataerrln("Something is wrong with the normalizer, skipping the rest of the test.");
break;
}
}
if ((count % 1000) == 0) {
logln("Line %d", count);
}
}
T_FileStream_close(input);
/*
* Test that all characters that are not mentioned
* as single code points in column 1
* do not change under any normalization.
*/
// remove U+ffff because that is the end-of-iteration sentinel value
other.remove(0xffff);
for(c=0; c<=0x10ffff; quick ? c+=113 : ++c) {
if(0x30000<=c && c<0xe0000) {
c=0xe0000;
}
if(!other.contains(c)) {
continue;
}
fields[0]=fields[1]=fields[2]=fields[3]=fields[4].setTo(c);
sprintf(lineBuf, "not mentioned code point U+%04lx", (long)c);
if (checkConformance(fields, lineBuf, options, status)) {
++passCount;
} else {
++failCount;
if(status == U_FILE_ACCESS_ERROR) {
dataerrln("Something is wrong with the normalizer, skipping the rest of the test.: %s", u_errorName(status));
break;
}
}
if ((c % 0x1000) == 0) {
logln("Code point U+%04lx", c);
}
}
if (failCount != 0) {
dataerrln((UnicodeString)"Total: " + failCount + " lines/code points failed, " +
passCount + " lines/code points passed");
} else {
logln((UnicodeString)"Total: " + passCount + " lines/code points passed");
}
}
namespace {
UBool isNormalizedUTF8(const Normalizer2 &norm2, const UnicodeString &s, UErrorCode &errorCode) {
std::string s8;
return norm2.isNormalizedUTF8(s.toUTF8String(s8), errorCode);
}
} // namespace
/**
* Verify the conformance of the given line of the Unicode
* normalization (UTR 15) test suite file. For each line,
* there are five columns, corresponding to field[0]..field[4].
*
* The following invariants must be true for all conformant implementations
* c2 == NFC(c1) == NFC(c2) == NFC(c3)
* c3 == NFD(c1) == NFD(c2) == NFD(c3)
* c4 == NFKC(c1) == NFKC(c2) == NFKC(c3) == NFKC(c4) == NFKC(c5)
* c5 == NFKD(c1) == NFKD(c2) == NFKD(c3) == NFKD(c4) == NFKD(c5)
*
* @param field the 5 columns
* @param line the source line from the test suite file
* @return true if the test passes
*/
UBool NormalizerConformanceTest::checkConformance(const UnicodeString* field,
const char *line,
int32_t options,
UErrorCode &status) {
UBool pass = TRUE, result;
UnicodeString out, fcd;
int32_t fieldNum;
for (int32_t i=0; i<FIELD_COUNT; ++i) {
fieldNum = i+1;
if (i<3) {
pass &= checkNorm(UNORM_NFC, options, nfc, field[i], field[1], fieldNum);
pass &= checkNorm(UNORM_NFD, options, nfd, field[i], field[2], fieldNum);
}
pass &= checkNorm(UNORM_NFKC, options, nfkc, field[i], field[3], fieldNum);
pass &= checkNorm(UNORM_NFKD, options, nfkd, field[i], field[4], fieldNum);
}
compare(field[1],field[2]);
compare(field[0],field[1]);
// test quick checks
if(UNORM_NO == Normalizer::quickCheck(field[1], UNORM_NFC, options, status)) {
errln("Normalizer error: quickCheck(NFC(s), UNORM_NFC) is UNORM_NO");
pass = FALSE;
}
if(UNORM_NO == Normalizer::quickCheck(field[2], UNORM_NFD, options, status)) {
errln("Normalizer error: quickCheck(NFD(s), UNORM_NFD) is UNORM_NO");
pass = FALSE;
}
if(UNORM_NO == Normalizer::quickCheck(field[3], UNORM_NFKC, options, status)) {
errln("Normalizer error: quickCheck(NFKC(s), UNORM_NFKC) is UNORM_NO");
pass = FALSE;
}
if(UNORM_NO == Normalizer::quickCheck(field[4], UNORM_NFKD, options, status)) {
errln("Normalizer error: quickCheck(NFKD(s), UNORM_NFKD) is UNORM_NO");
pass = FALSE;
}
// branch on options==0 for better code coverage
if(options==0) {
result = Normalizer::isNormalized(field[1], UNORM_NFC, status);
} else {
result = Normalizer::isNormalized(field[1], UNORM_NFC, options, status);
}
if(!result) {
dataerrln("Normalizer error: isNormalized(NFC(s), UNORM_NFC) is FALSE");
pass = FALSE;
}
if(options==0 && !isNormalizedUTF8(*nfc, field[1], status)) {
dataerrln("Normalizer error: nfc.isNormalizedUTF8(NFC(s)) is FALSE");
pass = FALSE;
}
if(field[0]!=field[1]) {
if(Normalizer::isNormalized(field[0], UNORM_NFC, options, status)) {
errln("Normalizer error: isNormalized(s, UNORM_NFC) is TRUE");
pass = FALSE;
}
if(isNormalizedUTF8(*nfc, field[0], status)) {
errln("Normalizer error: nfc.isNormalizedUTF8(s) is TRUE");
pass = FALSE;
}
}
if(!Normalizer::isNormalized(field[3], UNORM_NFKC, options, status)) {
dataerrln("Normalizer error: isNormalized(NFKC(s), UNORM_NFKC) is FALSE");
pass = FALSE;
} else {
if(options==0 && !isNormalizedUTF8(*nfkc, field[3], status)) {
dataerrln("Normalizer error: nfkc.isNormalizedUTF8(NFKC(s)) is FALSE");
pass = FALSE;
}
if(field[0]!=field[3]) {
if(Normalizer::isNormalized(field[0], UNORM_NFKC, options, status)) {
errln("Normalizer error: isNormalized(s, UNORM_NFKC) is TRUE");
pass = FALSE;
}
if(options==0 && isNormalizedUTF8(*nfkc, field[0], status)) {
errln("Normalizer error: nfkc.isNormalizedUTF8(s) is TRUE");
pass = FALSE;
}
}
}
// test FCD quick check and "makeFCD"
Normalizer::normalize(field[0], UNORM_FCD, options, fcd, status);
if(UNORM_NO == Normalizer::quickCheck(fcd, UNORM_FCD, options, status)) {
errln("Normalizer error: quickCheck(FCD(s), UNORM_FCD) is UNORM_NO");
pass = FALSE;
}
if(UNORM_NO == Normalizer::quickCheck(field[2], UNORM_FCD, options, status)) {
errln("Normalizer error: quickCheck(NFD(s), UNORM_FCD) is UNORM_NO");
pass = FALSE;
}
if(UNORM_NO == Normalizer::quickCheck(field[4], UNORM_FCD, options, status)) {
errln("Normalizer error: quickCheck(NFKD(s), UNORM_FCD) is UNORM_NO");
pass = FALSE;
}
Normalizer::normalize(fcd, UNORM_NFD, options, out, status);
if(out != field[2]) {
dataerrln("Normalizer error: NFD(FCD(s))!=NFD(s)");
pass = FALSE;
}
if (U_FAILURE(status)) {
dataerrln("Normalizer::normalize returned error status: %s", u_errorName(status));
pass = FALSE;
}
if(field[0]!=field[2]) {
// two strings that are canonically equivalent must test
// equal under a canonical caseless match
// see UAX #21 Case Mappings and Jitterbug 2021 and
// Unicode Technical Committee meeting consensus 92-C31
int32_t rc;
status=U_ZERO_ERROR;
rc=Normalizer::compare(field[0], field[2], (options<<UNORM_COMPARE_NORM_OPTIONS_SHIFT)|U_COMPARE_IGNORE_CASE, status);
if(U_FAILURE(status)) {
dataerrln("Normalizer::compare(case-insensitive) sets %s", u_errorName(status));
pass=FALSE;
} else if(rc!=0) {
errln("Normalizer::compare(original, NFD, case-insensitive) returned %d instead of 0 for equal", rc);
pass=FALSE;
}
}
if (!pass) {
dataerrln("FAIL: %s", line);
}
return pass;
}
static const char *const kModeStrings[UNORM_MODE_COUNT] = {
"?", "none", "D", "KD", "C", "KC", "FCD"
};
static const char *const kMessages[UNORM_MODE_COUNT] = {
"?!=?", "?!=?", "c3!=D(c%d)", "c5!=KC(c%d)", "c2!=C(c%d)", "c4!=KC(c%d)", "FCD"
};
UBool NormalizerConformanceTest::checkNorm(UNormalizationMode mode, int32_t options,
const Normalizer2 *norm2,
const UnicodeString &s, const UnicodeString &exp,
int32_t field) {
const char *modeString = kModeStrings[mode];
char msg[20];
snprintf(msg, sizeof(msg), kMessages[mode], field);
UnicodeString out;
UErrorCode errorCode = U_ZERO_ERROR;
Normalizer::normalize(s, mode, options, out, errorCode);
if (U_FAILURE(errorCode)) {
dataerrln("Error running normalize UNORM_NF%s: %s", modeString, u_errorName(errorCode));
return FALSE;
}
if (!assertEqual(modeString, "", s, out, exp, msg)) {
return FALSE;
}
iterativeNorm(s, mode, options, out, +1);
if (!assertEqual(modeString, "(+1)", s, out, exp, msg)) {
return FALSE;
}
iterativeNorm(s, mode, options, out, -1);
if (!assertEqual(modeString, "(-1)", s, out, exp, msg)) {
return FALSE;
}
if (norm2 == nullptr || options != 0) {
return TRUE;
}
std::string s8;
s.toUTF8String(s8);
std::string exp8;
exp.toUTF8String(exp8);
std::string out8;
Edits edits;
Edits *editsPtr = (mode == UNORM_NFC || mode == UNORM_NFKC) ? &edits : nullptr;
StringByteSink<std::string> sink(&out8, static_cast<int32_t>(exp8.length()));
norm2->normalizeUTF8(0, s8, sink, editsPtr, errorCode);
if (U_FAILURE(errorCode)) {
errln("Normalizer2.%s.normalizeUTF8(%s) failed: %s",
modeString, s8.c_str(), u_errorName(errorCode));
return FALSE;
}
if (out8 != exp8) {
errln("Normalizer2.%s.normalizeUTF8(%s)=%s != %s",
modeString, s8.c_str(), out8.c_str(), exp8.c_str());
return FALSE;
}
if (editsPtr == nullptr) {
return TRUE;
}
// Do the Edits cover the entire input & output?
UBool pass = TRUE;
pass &= assertEquals("edits.hasChanges()", (UBool)(s8 != out8), edits.hasChanges());
pass &= assertEquals("edits.lengthDelta()",
(int32_t)(out8.length() - s8.length()), edits.lengthDelta());
Edits::Iterator iter = edits.getCoarseIterator();
while (iter.next(errorCode)) {}
pass &= assertEquals("edits source length", static_cast<int32_t>(s8.length()), iter.sourceIndex());
pass &= assertEquals("edits destination length", static_cast<int32_t>(out8.length()), iter.destinationIndex());
return pass;
}
/**
* Do a normalization using the iterative API in the given direction.
* @param dir either +1 or -1
*/
void NormalizerConformanceTest::iterativeNorm(const UnicodeString& str,
UNormalizationMode mode, int32_t options,
UnicodeString& result,
int8_t dir) {
UErrorCode status = U_ZERO_ERROR;
normalizer.setText(str, status);
normalizer.setMode(mode);
normalizer.setOption(-1, 0); // reset all options
normalizer.setOption(options, 1); // set desired options
result.truncate(0);
if (U_FAILURE(status)) {
return;
}
UChar32 ch;
if (dir > 0) {
for (ch = normalizer.first(); ch != Normalizer::DONE;
ch = normalizer.next()) {
result.append(ch);
}
} else {
for (ch = normalizer.last(); ch != Normalizer::DONE;
ch = normalizer.previous()) {
result.insert(0, ch);
}
}
}
UBool NormalizerConformanceTest::assertEqual(const char *op, const char *op2,
const UnicodeString& s,
const UnicodeString& got,
const UnicodeString& exp,
const char *msg) {
if (exp == got)
return TRUE;
char *sChars, *gotChars, *expChars;
UnicodeString sPretty(prettify(s));
UnicodeString gotPretty(prettify(got));
UnicodeString expPretty(prettify(exp));
sChars = new char[sPretty.length() + 1];
gotChars = new char[gotPretty.length() + 1];
expChars = new char[expPretty.length() + 1];
sPretty.extract(0, sPretty.length(), sChars, sPretty.length() + 1);
sChars[sPretty.length()] = 0;
gotPretty.extract(0, gotPretty.length(), gotChars, gotPretty.length() + 1);
gotChars[gotPretty.length()] = 0;
expPretty.extract(0, expPretty.length(), expChars, expPretty.length() + 1);
expChars[expPretty.length()] = 0;
errln(" %s: %s%s(%s)=%s, exp. %s", msg, op, op2, sChars, gotChars, expChars);
delete []sChars;
delete []gotChars;
delete []expChars;
return FALSE;
}
/**
* Split a string into pieces based on the given delimiter
* character. Then, parse the resultant fields from hex into
* characters. That is, "0040 0400;0C00;0899" -> new String[] {
* "\u0040\u0400", "\u0C00", "\u0899" }. The output is assumed to
* be of the proper length already, and exactly output.length
* fields are parsed. If there are too few an exception is
* thrown. If there are too many the extras are ignored.
*
* @return FALSE upon failure
*/
UBool NormalizerConformanceTest::hexsplit(const char *s, char delimiter,
UnicodeString output[], int32_t outputLength) {
const char *t = s;
char *end = NULL;
UChar32 c;
int32_t i;
for (i=0; i<outputLength; ++i) {
// skip whitespace
while(*t == ' ' || *t == '\t') {
++t;
}
// read a sequence of code points
output[i].remove();
for(;;) {
c = (UChar32)uprv_strtoul(t, &end, 16);
if( (char *)t == end ||
(uint32_t)c > 0x10ffff ||
(*end != ' ' && *end != '\t' && *end != delimiter)
) {
errln(UnicodeString("Bad field ", "") + (i + 1) + " in " + UnicodeString(s, ""));
return FALSE;
}
output[i].append(c);
t = (const char *)end;
// skip whitespace
while(*t == ' ' || *t == '\t') {
++t;
}
if(*t == delimiter) {
++t;
break;
}
if(*t == 0) {
if((i + 1) == outputLength) {
return TRUE;
} else {
errln(UnicodeString("Missing field(s) in ", "") + s + " only " + (i + 1) + " out of " + outputLength);
return FALSE;
}
}
}
}
return TRUE;
}
// Specific tests for debugging. These are generally failures taken from
// the conformance file, but culled out to make debugging easier.
void NormalizerConformanceTest::TestCase6(void) {
_testOneLine("0385;0385;00A8 0301;0020 0308 0301;0020 0308 0301;");
}
void NormalizerConformanceTest::_testOneLine(const char *line) {
UErrorCode status = U_ZERO_ERROR;
UnicodeString fields[FIELD_COUNT];
if (!hexsplit(line, ';', fields, FIELD_COUNT)) {
errln((UnicodeString)"Unable to parse line " + line);
} else {
checkConformance(fields, line, 0, status);
}
}
#endif /* #if !UCONFIG_NO_NORMALIZATION */
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