600 lines
21 KiB
C++
600 lines
21 KiB
C++
// © 2016 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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/*
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************************************************************************
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* Copyright (c) 1997-2016, International Business Machines
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* Corporation and others. All Rights Reserved.
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************************************************************************
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*/
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_NORMALIZATION
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#include "unicode/uchar.h"
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#include "unicode/normlzr.h"
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#include "unicode/uniset.h"
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#include "unicode/putil.h"
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#include "cmemory.h"
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#include "cstring.h"
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#include "filestrm.h"
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#include "normconf.h"
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#include <stdio.h>
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#define CASE(id,test,exec) case id: \
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name = #test; \
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if (exec) { \
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logln(#test "---"); \
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logln((UnicodeString)""); \
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test(); \
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} \
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break
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void NormalizerConformanceTest::runIndexedTest(int32_t index, UBool exec, const char* &name, char* /*par*/) {
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switch (index) {
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CASE(0, TestConformance, exec);
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#if !UCONFIG_NO_FILE_IO && !UCONFIG_NO_LEGACY_CONVERSION
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CASE(1, TestConformance32, exec);
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#endif
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// CASE(2, TestCase6);
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default: name = ""; break;
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}
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}
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#define FIELD_COUNT 5
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NormalizerConformanceTest::NormalizerConformanceTest() :
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normalizer(UnicodeString(), UNORM_NFC) {}
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NormalizerConformanceTest::~NormalizerConformanceTest() {}
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// more interesting conformance test cases, not in the unicode.org NormalizationTest.txt
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static const char *moreCases[]={
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// Markus 2001aug30
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"0061 0332 0308;00E4 0332;0061 0332 0308;00E4 0332;0061 0332 0308; # Markus 0",
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// Markus 2001oct26 - test edge case for iteration: U+0f73.cc==0 but decomposition.lead.cc==129
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"0061 0301 0F73;00E1 0F71 0F72;0061 0F71 0F72 0301;00E1 0F71 0F72;0061 0F71 0F72 0301; # Markus 1"
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};
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void NormalizerConformanceTest::compare(const UnicodeString& s1, const UnicodeString& s2){
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UErrorCode status=U_ZERO_ERROR;
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// TODO: Re-enable this tests after UTC fixes UAX 21
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if(s1.indexOf((UChar32)0x0345)>=0)return;
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if(Normalizer::compare(s1,s2,U_FOLD_CASE_DEFAULT,status)!=0){
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errln("Normalizer::compare() failed for s1: " + prettify(s1) + " s2: " +prettify(s2));
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}
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}
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FileStream *
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NormalizerConformanceTest::openNormalizationTestFile(const char *filename) {
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char unidataPath[2000];
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const char *folder;
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FileStream *input;
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UErrorCode errorCode;
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// look inside ICU_DATA first
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folder=pathToDataDirectory();
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if(folder!=NULL) {
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strcpy(unidataPath, folder);
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strcat(unidataPath, "unidata" U_FILE_SEP_STRING);
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strcat(unidataPath, filename);
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input=T_FileStream_open(unidataPath, "rb");
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if(input!=NULL) {
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return input;
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}
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}
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// find icu/source/data/unidata relative to the test data
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errorCode=U_ZERO_ERROR;
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folder=loadTestData(errorCode);
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if(U_SUCCESS(errorCode)) {
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strcpy(unidataPath, folder);
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strcat(unidataPath, U_FILE_SEP_STRING ".." U_FILE_SEP_STRING ".."
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U_FILE_SEP_STRING ".." U_FILE_SEP_STRING ".."
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U_FILE_SEP_STRING "data" U_FILE_SEP_STRING "unidata" U_FILE_SEP_STRING);
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strcat(unidataPath, filename);
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input=T_FileStream_open(unidataPath, "rb");
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if(input!=NULL) {
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return input;
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}
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}
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// look in icu/source/test/testdata/out/build
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errorCode=U_ZERO_ERROR;
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folder=loadTestData(errorCode);
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if(U_SUCCESS(errorCode)) {
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strcpy(unidataPath, folder);
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strcat(unidataPath, U_FILE_SEP_STRING);
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strcat(unidataPath, filename);
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input=T_FileStream_open(unidataPath, "rb");
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if(input!=NULL) {
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return input;
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}
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}
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// look in icu/source/test/testdata
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errorCode=U_ZERO_ERROR;
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folder=loadTestData(errorCode);
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if(U_SUCCESS(errorCode)) {
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strcpy(unidataPath, folder);
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strcat(unidataPath, U_FILE_SEP_STRING ".." U_FILE_SEP_STRING ".." U_FILE_SEP_STRING);
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strcat(unidataPath, filename);
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input=T_FileStream_open(unidataPath, "rb");
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if(input!=NULL) {
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return input;
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}
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}
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// find icu/source/data/unidata relative to U_TOPSRCDIR
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#if defined(U_TOPSRCDIR)
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strcpy(unidataPath, U_TOPSRCDIR U_FILE_SEP_STRING "data" U_FILE_SEP_STRING "unidata" U_FILE_SEP_STRING);
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strcat(unidataPath, filename);
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input=T_FileStream_open(unidataPath, "rb");
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if(input!=NULL) {
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return input;
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}
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strcpy(unidataPath, U_TOPSRCDIR U_FILE_SEP_STRING "test" U_FILE_SEP_STRING "testdata" U_FILE_SEP_STRING);
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strcat(unidataPath, filename);
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input=T_FileStream_open(unidataPath, "rb");
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if(input!=NULL) {
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return input;
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}
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#endif
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dataerrln("Failed to open %s", filename);
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return NULL;
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}
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/**
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* Test the conformance of Normalizer to
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* http://www.unicode.org/Public/UNIDATA/NormalizationTest.txt
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*/
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void NormalizerConformanceTest::TestConformance() {
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TestConformance(openNormalizationTestFile("NormalizationTest.txt"), 0);
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}
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void NormalizerConformanceTest::TestConformance32() {
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TestConformance(openNormalizationTestFile("NormalizationTest-3.2.0.txt"), UNORM_UNICODE_3_2);
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}
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void NormalizerConformanceTest::TestConformance(FileStream *input, int32_t options) {
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enum { BUF_SIZE = 1024 };
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char lineBuf[BUF_SIZE];
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UnicodeString fields[FIELD_COUNT];
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UErrorCode status = U_ZERO_ERROR;
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int32_t passCount = 0;
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int32_t failCount = 0;
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UChar32 c;
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if(input==NULL) {
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return;
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}
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// UnicodeSet for all code points that are not mentioned in NormalizationTest.txt
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UnicodeSet other(0, 0x10ffff);
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int32_t count, countMoreCases = UPRV_LENGTHOF(moreCases);
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for (count = 1;;++count) {
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if (!T_FileStream_eof(input)) {
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T_FileStream_readLine(input, lineBuf, (int32_t)sizeof(lineBuf));
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} else {
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// once NormalizationTest.txt is finished, use moreCases[]
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if(count > countMoreCases) {
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count = 0;
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} else if(count == countMoreCases) {
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// all done
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break;
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}
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uprv_strcpy(lineBuf, moreCases[count]);
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}
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if (lineBuf[0] == 0 || lineBuf[0] == '\n' || lineBuf[0] == '\r') continue;
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// Expect 5 columns of this format:
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// 1E0C;1E0C;0044 0323;1E0C;0044 0323; # <comments>
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// Parse out the comment.
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if (lineBuf[0] == '#') continue;
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// Read separator lines starting with '@'
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if (lineBuf[0] == '@') {
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logln(lineBuf);
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continue;
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}
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// Parse out the fields
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if (!hexsplit(lineBuf, ';', fields, FIELD_COUNT)) {
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errln((UnicodeString)"Unable to parse line " + count);
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break; // Syntax error
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}
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// Remove a single code point from the "other" UnicodeSet
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if(fields[0].length()==fields[0].moveIndex32(0, 1)) {
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c=fields[0].char32At(0);
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if(0xac20<=c && c<=0xd73f && quick) {
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// not an exhaustive test run: skip most Hangul syllables
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if(c==0xac20) {
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other.remove(0xac20, 0xd73f);
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}
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continue;
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}
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other.remove(c);
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}
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if (checkConformance(fields, lineBuf, options, status)) {
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++passCount;
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} else {
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++failCount;
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if(status == U_FILE_ACCESS_ERROR) {
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dataerrln("Something is wrong with the normalizer, skipping the rest of the test.");
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break;
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}
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}
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if ((count % 1000) == 0) {
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logln("Line %d", count);
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}
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}
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T_FileStream_close(input);
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/*
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* Test that all characters that are not mentioned
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* as single code points in column 1
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* do not change under any normalization.
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*/
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// remove U+ffff because that is the end-of-iteration sentinel value
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other.remove(0xffff);
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for(c=0; c<=0x10ffff; quick ? c+=113 : ++c) {
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if(0x30000<=c && c<0xe0000) {
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c=0xe0000;
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}
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if(!other.contains(c)) {
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continue;
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}
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fields[0]=fields[1]=fields[2]=fields[3]=fields[4].setTo(c);
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sprintf(lineBuf, "not mentioned code point U+%04lx", (long)c);
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if (checkConformance(fields, lineBuf, options, status)) {
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++passCount;
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} else {
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++failCount;
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if(status == U_FILE_ACCESS_ERROR) {
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dataerrln("Something is wrong with the normalizer, skipping the rest of the test.: %s", u_errorName(status));
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break;
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}
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}
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if ((c % 0x1000) == 0) {
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logln("Code point U+%04lx", c);
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}
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}
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if (failCount != 0) {
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dataerrln((UnicodeString)"Total: " + failCount + " lines/code points failed, " +
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passCount + " lines/code points passed");
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} else {
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logln((UnicodeString)"Total: " + passCount + " lines/code points passed");
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}
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}
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/**
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* Verify the conformance of the given line of the Unicode
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* normalization (UTR 15) test suite file. For each line,
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* there are five columns, corresponding to field[0]..field[4].
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*
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* The following invariants must be true for all conformant implementations
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* c2 == NFC(c1) == NFC(c2) == NFC(c3)
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* c3 == NFD(c1) == NFD(c2) == NFD(c3)
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* c4 == NFKC(c1) == NFKC(c2) == NFKC(c3) == NFKC(c4) == NFKC(c5)
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* c5 == NFKD(c1) == NFKD(c2) == NFKD(c3) == NFKD(c4) == NFKD(c5)
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*
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* @param field the 5 columns
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* @param line the source line from the test suite file
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* @return true if the test passes
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*/
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UBool NormalizerConformanceTest::checkConformance(const UnicodeString* field,
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const char *line,
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int32_t options,
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UErrorCode &status) {
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UBool pass = TRUE, result;
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//UErrorCode status = U_ZERO_ERROR;
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UnicodeString out, fcd;
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int32_t fieldNum;
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for (int32_t i=0; i<FIELD_COUNT; ++i) {
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fieldNum = i+1;
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if (i<3) {
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Normalizer::normalize(field[i], UNORM_NFC, options, out, status);
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if (U_FAILURE(status)) {
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dataerrln("Error running normalize UNORM_NFC: %s", u_errorName(status));
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} else {
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pass &= assertEqual("C", field[i], out, field[1], "c2!=C(c", fieldNum);
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iterativeNorm(field[i], UNORM_NFC, options, out, +1);
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pass &= assertEqual("C(+1)", field[i], out, field[1], "c2!=C(c", fieldNum);
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iterativeNorm(field[i], UNORM_NFC, options, out, -1);
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pass &= assertEqual("C(-1)", field[i], out, field[1], "c2!=C(c", fieldNum);
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}
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Normalizer::normalize(field[i], UNORM_NFD, options, out, status);
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if (U_FAILURE(status)) {
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dataerrln("Error running normalize UNORM_NFD: %s", u_errorName(status));
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} else {
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pass &= assertEqual("D", field[i], out, field[2], "c3!=D(c", fieldNum);
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iterativeNorm(field[i], UNORM_NFD, options, out, +1);
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pass &= assertEqual("D(+1)", field[i], out, field[2], "c3!=D(c", fieldNum);
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iterativeNorm(field[i], UNORM_NFD, options, out, -1);
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pass &= assertEqual("D(-1)", field[i], out, field[2], "c3!=D(c", fieldNum);
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}
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}
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Normalizer::normalize(field[i], UNORM_NFKC, options, out, status);
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if (U_FAILURE(status)) {
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dataerrln("Error running normalize UNORM_NFKC: %s", u_errorName(status));
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} else {
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pass &= assertEqual("KC", field[i], out, field[3], "c4!=KC(c", fieldNum);
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iterativeNorm(field[i], UNORM_NFKC, options, out, +1);
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pass &= assertEqual("KC(+1)", field[i], out, field[3], "c4!=KC(c", fieldNum);
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iterativeNorm(field[i], UNORM_NFKC, options, out, -1);
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pass &= assertEqual("KC(-1)", field[i], out, field[3], "c4!=KC(c", fieldNum);
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}
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Normalizer::normalize(field[i], UNORM_NFKD, options, out, status);
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if (U_FAILURE(status)) {
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dataerrln("Error running normalize UNORM_NFKD: %s", u_errorName(status));
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} else {
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pass &= assertEqual("KD", field[i], out, field[4], "c5!=KD(c", fieldNum);
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iterativeNorm(field[i], UNORM_NFKD, options, out, +1);
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pass &= assertEqual("KD(+1)", field[i], out, field[4], "c5!=KD(c", fieldNum);
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iterativeNorm(field[i], UNORM_NFKD, options, out, -1);
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pass &= assertEqual("KD(-1)", field[i], out, field[4], "c5!=KD(c", fieldNum);
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}
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}
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compare(field[1],field[2]);
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compare(field[0],field[1]);
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// test quick checks
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if(UNORM_NO == Normalizer::quickCheck(field[1], UNORM_NFC, options, status)) {
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errln("Normalizer error: quickCheck(NFC(s), UNORM_NFC) is UNORM_NO");
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pass = FALSE;
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}
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if(UNORM_NO == Normalizer::quickCheck(field[2], UNORM_NFD, options, status)) {
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errln("Normalizer error: quickCheck(NFD(s), UNORM_NFD) is UNORM_NO");
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pass = FALSE;
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}
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if(UNORM_NO == Normalizer::quickCheck(field[3], UNORM_NFKC, options, status)) {
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errln("Normalizer error: quickCheck(NFKC(s), UNORM_NFKC) is UNORM_NO");
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pass = FALSE;
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}
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if(UNORM_NO == Normalizer::quickCheck(field[4], UNORM_NFKD, options, status)) {
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errln("Normalizer error: quickCheck(NFKD(s), UNORM_NFKD) is UNORM_NO");
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pass = FALSE;
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}
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// branch on options==0 for better code coverage
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if(options==0) {
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result = Normalizer::isNormalized(field[1], UNORM_NFC, status);
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} else {
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result = Normalizer::isNormalized(field[1], UNORM_NFC, options, status);
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}
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if(!result) {
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dataerrln("Normalizer error: isNormalized(NFC(s), UNORM_NFC) is FALSE");
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pass = FALSE;
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}
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if(field[0]!=field[1] && Normalizer::isNormalized(field[0], UNORM_NFC, options, status)) {
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errln("Normalizer error: isNormalized(s, UNORM_NFC) is TRUE");
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pass = FALSE;
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}
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if(!Normalizer::isNormalized(field[3], UNORM_NFKC, options, status)) {
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dataerrln("Normalizer error: isNormalized(NFKC(s), UNORM_NFKC) is FALSE");
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pass = FALSE;
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}
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if(field[0]!=field[3] && Normalizer::isNormalized(field[0], UNORM_NFKC, options, status)) {
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errln("Normalizer error: isNormalized(s, UNORM_NFKC) is TRUE");
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pass = FALSE;
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}
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// test FCD quick check and "makeFCD"
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Normalizer::normalize(field[0], UNORM_FCD, options, fcd, status);
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if(UNORM_NO == Normalizer::quickCheck(fcd, UNORM_FCD, options, status)) {
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errln("Normalizer error: quickCheck(FCD(s), UNORM_FCD) is UNORM_NO");
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pass = FALSE;
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}
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if(UNORM_NO == Normalizer::quickCheck(field[2], UNORM_FCD, options, status)) {
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errln("Normalizer error: quickCheck(NFD(s), UNORM_FCD) is UNORM_NO");
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pass = FALSE;
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}
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if(UNORM_NO == Normalizer::quickCheck(field[4], UNORM_FCD, options, status)) {
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errln("Normalizer error: quickCheck(NFKD(s), UNORM_FCD) is UNORM_NO");
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pass = FALSE;
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}
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Normalizer::normalize(fcd, UNORM_NFD, options, out, status);
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if(out != field[2]) {
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dataerrln("Normalizer error: NFD(FCD(s))!=NFD(s)");
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pass = FALSE;
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}
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if (U_FAILURE(status)) {
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dataerrln("Normalizer::normalize returned error status: %s", u_errorName(status));
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pass = FALSE;
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}
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if(field[0]!=field[2]) {
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// two strings that are canonically equivalent must test
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// equal under a canonical caseless match
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// see UAX #21 Case Mappings and Jitterbug 2021 and
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// Unicode Technical Committee meeting consensus 92-C31
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int32_t rc;
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status=U_ZERO_ERROR;
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rc=Normalizer::compare(field[0], field[2], (options<<UNORM_COMPARE_NORM_OPTIONS_SHIFT)|U_COMPARE_IGNORE_CASE, status);
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if(U_FAILURE(status)) {
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dataerrln("Normalizer::compare(case-insensitive) sets %s", u_errorName(status));
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pass=FALSE;
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} else if(rc!=0) {
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errln("Normalizer::compare(original, NFD, case-insensitive) returned %d instead of 0 for equal", rc);
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pass=FALSE;
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}
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}
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if (!pass) {
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dataerrln("FAIL: %s", line);
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}
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return pass;
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}
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/**
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* Do a normalization using the iterative API in the given direction.
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* @param dir either +1 or -1
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*/
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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);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param op name of normalization form, e.g., "KC"
|
|
* @param s string being normalized
|
|
* @param got value received
|
|
* @param exp expected value
|
|
* @param msg description of this test
|
|
* @param return true if got == exp
|
|
*/
|
|
UBool NormalizerConformanceTest::assertEqual(const char *op,
|
|
const UnicodeString& s,
|
|
const UnicodeString& got,
|
|
const UnicodeString& exp,
|
|
const char *msg,
|
|
int32_t field)
|
|
{
|
|
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%d)%s(%s)=%s, exp. %s", msg, field, op, 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 */
|