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/*
* Copyright (c) 2013 Yandex LLC. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Yandex LLC nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "platform/text/UnicodeUtilities.h"
#include "wtf/Vector.h"
#include "wtf/text/WTFString.h"
#include "wtf/unicode/CharacterNames.h"
#include <gtest/gtest.h>
#include <unicode/uchar.h>
using namespace WebCore;
namespace {
static const UChar32 kMaxLatinCharCount = 256;
static bool isTestFirstAndLastCharsInCategoryFailed = false;
UBool U_CALLCONV testFirstAndLastCharsInCategory(const void *context, UChar32 start, UChar32 limit, UCharCategory type)
{
if (start >= kMaxLatinCharCount
&& U_MASK(type) & (U_GC_S_MASK | U_GC_P_MASK | U_GC_Z_MASK | U_GC_CF_MASK)
&& (!isSeparator(start) || !isSeparator(limit - 1))) {
isTestFirstAndLastCharsInCategoryFailed = true;
// Break enumeration process
return 0;
}
return 1;
}
TEST(WebCoreUnicodeUnit, Separators)
{
static const bool latinSeparatorTable[kMaxLatinCharCount] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // space ! " # $ % & ' ( ) * + , - . /
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, // : ; < = > ?
1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // @
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, // [ \ ] ^ _
1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // `
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0, // { | } ~
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0
};
for (UChar32 character = 0; character < kMaxLatinCharCount; ++character) {
EXPECT_EQ(isSeparator(character), latinSeparatorTable[character]);
}
isTestFirstAndLastCharsInCategoryFailed = false;
u_enumCharTypes(&testFirstAndLastCharsInCategory, 0);
EXPECT_FALSE(isTestFirstAndLastCharsInCategoryFailed);
}
TEST(WebCoreUnicodeUnit, KanaLetters)
{
// Non Kana symbols
for (UChar character = 0; character < 0x3041; ++character)
EXPECT_FALSE(isKanaLetter(character));
// Hiragana letters.
for (UChar character = 0x3041; character <= 0x3096; ++character)
EXPECT_TRUE(isKanaLetter(character));
// Katakana letters.
for (UChar character = 0x30A1; character <= 0x30FA; ++character)
EXPECT_TRUE(isKanaLetter(character));
}
TEST(WebCoreUnicodeUnit, ContainsKanaLetters)
{
// Non Kana symbols
String nonKanaString;
for (UChar character = 0; character < 0x3041; ++character)
nonKanaString.append(character);
EXPECT_FALSE(containsKanaLetters(nonKanaString));
// Hiragana letters.
for (UChar character = 0x3041; character <= 0x3096; ++character) {
String str(nonKanaString);
str.append(character);
EXPECT_TRUE(containsKanaLetters(str));
}
// Katakana letters.
for (UChar character = 0x30A1; character <= 0x30FA; ++character) {
String str(nonKanaString);
str.append(character);
EXPECT_TRUE(containsKanaLetters(str));
}
}
TEST(WebCoreUnicodeUnit, FoldQuoteMarkOrSoftHyphenTest)
{
const UChar charactersToFold[] = {
hebrewPunctuationGershayim, leftDoubleQuotationMark, rightDoubleQuotationMark,
hebrewPunctuationGeresh, leftSingleQuotationMark, rightSingleQuotationMark,
softHyphen
};
String stringToFold(charactersToFold, WTF_ARRAY_LENGTH(charactersToFold));
Vector<UChar> buffer;
stringToFold.appendTo(buffer);
foldQuoteMarksAndSoftHyphens(stringToFold);
const String foldedString("\"\"\"\'\'\'\0", WTF_ARRAY_LENGTH(charactersToFold));
EXPECT_EQ(stringToFold, foldedString);
foldQuoteMarksAndSoftHyphens(buffer.data(), buffer.size());
EXPECT_EQ(String(buffer), foldedString);
}
TEST(WebCoreUnicodeUnit, OnlyKanaLettersEqualityTest)
{
const UChar nonKanaString1[] = { 'a', 'b', 'c', 'd' };
const UChar nonKanaString2[] = { 'e', 'f', 'g' };
// Check that non-Kana letters will be skipped.
EXPECT_TRUE(checkOnlyKanaLettersInStrings(
nonKanaString1, WTF_ARRAY_LENGTH(nonKanaString1),
nonKanaString2, WTF_ARRAY_LENGTH(nonKanaString2)));
const UChar kanaString[] = { 'e', 'f', 'g', 0x3041 };
EXPECT_FALSE(checkOnlyKanaLettersInStrings(
kanaString, WTF_ARRAY_LENGTH(kanaString),
nonKanaString2, WTF_ARRAY_LENGTH(nonKanaString2)));
// Compare with self.
EXPECT_TRUE(checkOnlyKanaLettersInStrings(
kanaString, WTF_ARRAY_LENGTH(kanaString),
kanaString, WTF_ARRAY_LENGTH(kanaString)));
UChar voicedKanaString1[] = { 0x3042, 0x3099 };
UChar voicedKanaString2[] = { 0x3042, 0x309A };
// Comparing strings with different sound marks should fail.
EXPECT_FALSE(checkOnlyKanaLettersInStrings(
voicedKanaString1, WTF_ARRAY_LENGTH(voicedKanaString1),
voicedKanaString2, WTF_ARRAY_LENGTH(voicedKanaString2)));
// Now strings will be the same.
voicedKanaString2[1] = 0x3099;
EXPECT_TRUE(checkOnlyKanaLettersInStrings(
voicedKanaString1, WTF_ARRAY_LENGTH(voicedKanaString1),
voicedKanaString2, WTF_ARRAY_LENGTH(voicedKanaString2)));
voicedKanaString2[0] = 0x3043;
EXPECT_FALSE(checkOnlyKanaLettersInStrings(
voicedKanaString1, WTF_ARRAY_LENGTH(voicedKanaString1),
voicedKanaString2, WTF_ARRAY_LENGTH(voicedKanaString2)));
}
TEST(WebCoreUnicodeUnit, StringsWithKanaLettersTest)
{
const UChar nonKanaString1[] = { 'a', 'b', 'c' };
const UChar nonKanaString2[] = { 'a', 'b', 'c' };
// Check that non-Kana letters will be compared.
EXPECT_TRUE(checkKanaStringsEqual(
nonKanaString1, WTF_ARRAY_LENGTH(nonKanaString1),
nonKanaString2, WTF_ARRAY_LENGTH(nonKanaString2)));
const UChar kanaString[] = { 'a', 'b', 'c', 0x3041 };
EXPECT_FALSE(checkKanaStringsEqual(
kanaString, WTF_ARRAY_LENGTH(kanaString),
nonKanaString2, WTF_ARRAY_LENGTH(nonKanaString2)));
// Compare with self.
EXPECT_TRUE(checkKanaStringsEqual(
kanaString, WTF_ARRAY_LENGTH(kanaString),
kanaString, WTF_ARRAY_LENGTH(kanaString)));
const UChar kanaString2[] = { 'x', 'y', 'z', 0x3041 };
// Comparing strings with different non-Kana letters should fail.
EXPECT_FALSE(checkKanaStringsEqual(
kanaString, WTF_ARRAY_LENGTH(kanaString),
kanaString2, WTF_ARRAY_LENGTH(kanaString2)));
const UChar kanaString3[] = { 'a', 'b', 'c', 0x3042, 0x3099, 'm', 'n', 'o' };
// Check that non-Kana letters after Kana letters will be compared.
EXPECT_TRUE(checkKanaStringsEqual(
kanaString3, WTF_ARRAY_LENGTH(kanaString3),
kanaString3, WTF_ARRAY_LENGTH(kanaString3)));
const UChar kanaString4[] = { 'a', 'b', 'c', 0x3042, 0x3099, 'm', 'n', 'o', 'p' };
// And now comparing should fail.
EXPECT_FALSE(checkKanaStringsEqual(
kanaString3, WTF_ARRAY_LENGTH(kanaString3),
kanaString4, WTF_ARRAY_LENGTH(kanaString4)));
UChar voicedKanaString1[] = { 0x3042, 0x3099 };
UChar voicedKanaString2[] = { 0x3042, 0x309A };
// Comparing strings with different sound marks should fail.
EXPECT_FALSE(checkKanaStringsEqual(
voicedKanaString1, WTF_ARRAY_LENGTH(voicedKanaString1),
voicedKanaString2, WTF_ARRAY_LENGTH(voicedKanaString2)));
// Now strings will be the same.
voicedKanaString2[1] = 0x3099;
EXPECT_TRUE(checkKanaStringsEqual(
voicedKanaString1, WTF_ARRAY_LENGTH(voicedKanaString1),
voicedKanaString2, WTF_ARRAY_LENGTH(voicedKanaString2)));
voicedKanaString2[0] = 0x3043;
EXPECT_FALSE(checkKanaStringsEqual(
voicedKanaString1, WTF_ARRAY_LENGTH(voicedKanaString1),
voicedKanaString2, WTF_ARRAY_LENGTH(voicedKanaString2)));
}
} // namespace
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