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Add CharUtilsTest.

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Change-Id: I69b57d88a5376393b5d09d8b8e056c82cb8b8a3c
This commit is contained in:
Keisuke Kuroyanagi 2014-09-03 13:57:32 +09:00
parent 69732169cc
commit 29dcf97e74
4 changed files with 138 additions and 15 deletions
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1
native/jni/NativeFileList.mk
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@ -134,5 +134,6 @@ LATIN_IME_CORE_TEST_FILES := \
suggest/policyimpl/dictionary/utils/trie_map_test.cpp \
suggest/policyimpl/utils/damerau_levenshtein_edit_distance_policy_test.cpp \
utils/autocorrection_threshold_utils_test.cpp \
utils/char_utils_test.cpp \
utils/int_array_view_test.cpp \
utils/time_keeper_test.cpp

4
native/jni/src/utils/char_utils.cpp
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@ -1057,11 +1057,11 @@ static int compare_pair_capital(const void *a, const void *b) {
- static_cast<int>((static_cast<const struct LatinCapitalSmallPair *>(b))->capital);
}
/* static */ unsigned short CharUtils::latin_tolower(const unsigned short c) {
/* static */ int CharUtils::latin_tolower(const int c) {
struct LatinCapitalSmallPair *p =
static_cast<struct LatinCapitalSmallPair *>(bsearch(&c, SORTED_CHAR_MAP,
NELEMS(SORTED_CHAR_MAP), sizeof(SORTED_CHAR_MAP[0]), compare_pair_capital));
return p ? p->small : c;
return p ? static_cast<int>(p->small) : c;
}
/*

26
native/jni/src/utils/char_utils.h
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@ -27,20 +27,14 @@ namespace latinime {
class CharUtils {
public:
static const std::vector<int> EMPTY_STRING;
static AK_FORCE_INLINE bool isAsciiUpper(int c) {
// Note: isupper(...) reports false positives for some Cyrillic characters, causing them to
// be incorrectly lower-cased using toAsciiLower(...) rather than latin_tolower(...).
return (c >= 'A' && c <= 'Z');
}
static AK_FORCE_INLINE int toAsciiLower(int c) {
return c - 'A' + 'a';
}
static AK_FORCE_INLINE bool isAscii(int c) {
return isascii(c) != 0;
}
static AK_FORCE_INLINE int toLowerCase(const int c) {
if (isAsciiUpper(c)) {
return toAsciiLower(c);
@ -48,7 +42,7 @@ class CharUtils {
if (isAscii(c)) {
return c;
}
return static_cast<int>(latin_tolower(static_cast<unsigned short>(c)));
return latin_tolower(c);
}
static AK_FORCE_INLINE int toBaseLowerCase(const int c) {
@ -59,7 +53,6 @@ class CharUtils {
// TODO: Do not hardcode here
return codePoint == KEYCODE_SINGLE_QUOTE || codePoint == KEYCODE_HYPHEN_MINUS;
}
static AK_FORCE_INLINE int getCodePointCount(const int arraySize, const int *const codePoints) {
int size = 0;
for (; size < arraySize; ++size) {
@ -91,9 +84,6 @@ class CharUtils {
return codePoint >= MIN_UNICODE_CODE_POINT && codePoint <= MAX_UNICODE_CODE_POINT;
}
static unsigned short latin_tolower(const unsigned short c);
static const std::vector<int> EMPTY_STRING;
// Returns updated code point count. Returns 0 when the code points cannot be marked as a
// Beginning-of-Sentence.
static AK_FORCE_INLINE int attachBeginningOfSentenceMarker(int *const codePoints,
@ -125,6 +115,16 @@ class CharUtils {
*/
static const int BASE_CHARS_SIZE = 0x0500;
static const unsigned short BASE_CHARS[BASE_CHARS_SIZE];
static AK_FORCE_INLINE bool isAscii(int c) {
return isascii(c) != 0;
}
static AK_FORCE_INLINE int toAsciiLower(int c) {
return c - 'A' + 'a';
}
static int latin_tolower(const int c);
};
} // namespace latinime
#endif // LATINIME_CHAR_UTILS_H

122
native/jni/tests/utils/char_utils_test.cpp Normal file
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@ -0,0 +1,122 @@
/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "utils/char_utils.h"
#include <gtest/gtest.h>
#include "defines.h"
namespace latinime {
namespace {
TEST(CharUtilsTest, TestIsAsciiUpper) {
EXPECT_TRUE(CharUtils::isAsciiUpper('A'));
EXPECT_TRUE(CharUtils::isAsciiUpper('Z'));
EXPECT_FALSE(CharUtils::isAsciiUpper('a'));
EXPECT_FALSE(CharUtils::isAsciiUpper('z'));
EXPECT_FALSE(CharUtils::isAsciiUpper('@'));
EXPECT_FALSE(CharUtils::isAsciiUpper(' '));
EXPECT_FALSE(CharUtils::isAsciiUpper(0x00C0 /* LATIN CAPITAL LETTER A WITH GRAVE */));
EXPECT_FALSE(CharUtils::isAsciiUpper(0x00E0 /* LATIN SMALL LETTER A WITH GRAVE */));
EXPECT_FALSE(CharUtils::isAsciiUpper(0x03C2 /* GREEK SMALL LETTER FINAL SIGMA */));
EXPECT_FALSE(CharUtils::isAsciiUpper(0x0410 /* CYRILLIC CAPITAL LETTER A */));
EXPECT_FALSE(CharUtils::isAsciiUpper(0x0430 /* CYRILLIC SMALL LETTER A */));
EXPECT_FALSE(CharUtils::isAsciiUpper(0x3042 /* HIRAGANA LETTER A */));
EXPECT_FALSE(CharUtils::isAsciiUpper(0x1F36A /* COOKIE */));
}
TEST(CharUtilsTest, TestToLowerCase) {
EXPECT_EQ('a', CharUtils::toLowerCase('A'));
EXPECT_EQ('z', CharUtils::toLowerCase('Z'));
EXPECT_EQ('a', CharUtils::toLowerCase('a'));
EXPECT_EQ('z', CharUtils::toLowerCase('z'));
EXPECT_EQ('@', CharUtils::toLowerCase('@'));
EXPECT_EQ(' ', CharUtils::toLowerCase(' '));
EXPECT_EQ(0x00E0 /* LATIN SMALL LETTER A WITH GRAVE */,
CharUtils::toLowerCase(0x00C0 /* LATIN CAPITAL LETTER A WITH GRAVE */));
EXPECT_EQ(0x00E0 /* LATIN SMALL LETTER A WITH GRAVE */,
CharUtils::toLowerCase(0x00E0 /* LATIN SMALL LETTER A WITH GRAVE */));
EXPECT_EQ(0x03C2 /* GREEK SMALL LETTER FINAL SIGMA */,
CharUtils::toLowerCase(0x03C2 /* GREEK SMALL LETTER FINAL SIGMA */));
EXPECT_EQ(0x0430 /* CYRILLIC SMALL LETTER A */,
CharUtils::toLowerCase(0x0410 /* CYRILLIC CAPITAL LETTER A */));
EXPECT_EQ(0x0430 /* CYRILLIC SMALL LETTER A */,
CharUtils::toLowerCase(0x0430 /* CYRILLIC SMALL LETTER A */));
EXPECT_EQ(0x3042 /* HIRAGANA LETTER A */,
CharUtils::toLowerCase(0x3042 /* HIRAGANA LETTER A */));
EXPECT_EQ(0x1F36A /* COOKIE */, CharUtils::toLowerCase(0x1F36A /* COOKIE */));
}
TEST(CharUtilsTest, TestToBaseLowerCase) {
EXPECT_EQ('a', CharUtils::toBaseLowerCase('A'));
EXPECT_EQ('z', CharUtils::toBaseLowerCase('Z'));
EXPECT_EQ('a', CharUtils::toBaseLowerCase('a'));
EXPECT_EQ('z', CharUtils::toBaseLowerCase('z'));
EXPECT_EQ('@', CharUtils::toBaseLowerCase('@'));
EXPECT_EQ(' ', CharUtils::toBaseLowerCase(' '));
EXPECT_EQ('a', CharUtils::toBaseLowerCase(0x00C0 /* LATIN CAPITAL LETTER A WITH GRAVE */));
EXPECT_EQ('a', CharUtils::toBaseLowerCase(0x00E0 /* LATIN SMALL LETTER A WITH GRAVE */));
EXPECT_EQ(0x03C2 /* GREEK SMALL LETTER FINAL SIGMA */,
CharUtils::toBaseLowerCase(0x03C2 /* GREEK SMALL LETTER FINAL SIGMA */));
EXPECT_EQ(0x0430 /* CYRILLIC SMALL LETTER A */,
CharUtils::toBaseLowerCase(0x0410 /* CYRILLIC CAPITAL LETTER A */));
EXPECT_EQ(0x0430 /* CYRILLIC SMALL LETTER A */,
CharUtils::toBaseLowerCase(0x0430 /* CYRILLIC SMALL LETTER A */));
EXPECT_EQ(0x3042 /* HIRAGANA LETTER A */,
CharUtils::toBaseLowerCase(0x3042 /* HIRAGANA LETTER A */));
EXPECT_EQ(0x1F36A /* COOKIE */, CharUtils::toBaseLowerCase(0x1F36A /* COOKIE */));
}
TEST(CharUtilsTest, TestToBaseCodePoint) {
EXPECT_EQ('A', CharUtils::toBaseCodePoint('A'));
EXPECT_EQ('Z', CharUtils::toBaseCodePoint('Z'));
EXPECT_EQ('a', CharUtils::toBaseCodePoint('a'));
EXPECT_EQ('z', CharUtils::toBaseCodePoint('z'));
EXPECT_EQ('@', CharUtils::toBaseCodePoint('@'));
EXPECT_EQ(' ', CharUtils::toBaseCodePoint(' '));
EXPECT_EQ('A', CharUtils::toBaseCodePoint(0x00C0 /* LATIN CAPITAL LETTER A WITH GRAVE */));
EXPECT_EQ('a', CharUtils::toBaseCodePoint(0x00E0 /* LATIN SMALL LETTER A WITH GRAVE */));
EXPECT_EQ(0x03C2 /* GREEK SMALL LETTER FINAL SIGMA */,
CharUtils::toBaseLowerCase(0x03C2 /* GREEK SMALL LETTER FINAL SIGMA */));
EXPECT_EQ(0x0410 /* CYRILLIC CAPITAL LETTER A */,
CharUtils::toBaseCodePoint(0x0410 /* CYRILLIC CAPITAL LETTER A */));
EXPECT_EQ(0x0430 /* CYRILLIC SMALL LETTER A */,
CharUtils::toBaseCodePoint(0x0430 /* CYRILLIC SMALL LETTER A */));
EXPECT_EQ(0x3042 /* HIRAGANA LETTER A */,
CharUtils::toBaseCodePoint(0x3042 /* HIRAGANA LETTER A */));
EXPECT_EQ(0x1F36A /* COOKIE */, CharUtils::toBaseCodePoint(0x1F36A /* COOKIE */));
}
TEST(CharUtilsTest, TestIsIntentionalOmissionCodePoint) {
EXPECT_TRUE(CharUtils::isIntentionalOmissionCodePoint('\''));
EXPECT_TRUE(CharUtils::isIntentionalOmissionCodePoint('-'));
EXPECT_FALSE(CharUtils::isIntentionalOmissionCodePoint('a'));
EXPECT_FALSE(CharUtils::isIntentionalOmissionCodePoint('?'));
EXPECT_FALSE(CharUtils::isIntentionalOmissionCodePoint('/'));
}
TEST(CharUtilsTest, TestIsInUnicodeSpace) {
EXPECT_FALSE(CharUtils::isInUnicodeSpace(NOT_A_CODE_POINT));
EXPECT_FALSE(CharUtils::isInUnicodeSpace(CODE_POINT_BEGINNING_OF_SENTENCE));
EXPECT_TRUE(CharUtils::isInUnicodeSpace('a'));
EXPECT_TRUE(CharUtils::isInUnicodeSpace(0x0410 /* CYRILLIC CAPITAL LETTER A */));
EXPECT_TRUE(CharUtils::isInUnicodeSpace(0x3042 /* HIRAGANA LETTER A */));
EXPECT_TRUE(CharUtils::isInUnicodeSpace(0x1F36A /* COOKIE */));
}
} // namespace
} // namespace latinime