mirror of
https://gitlab.futo.org/keyboard/latinime.git
synced 2024-09-28 14:54:30 +01:00
86 lines
3.0 KiB
C++
86 lines
3.0 KiB
C++
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "utils/utf8_utils.h"
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#include <gtest/gtest.h>
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#include <vector>
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#include "utils/int_array_view.h"
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namespace latinime {
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namespace dicttoolkit {
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namespace {
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TEST(Utf8UtilsTests, TestGetCodePoints) {
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{
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const std::vector<int> codePoints = Utf8Utils::getCodePoints("");
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EXPECT_EQ(0u, codePoints.size());
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}
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{
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const std::vector<int> codePoints = Utf8Utils::getCodePoints("test");
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EXPECT_EQ(4u, codePoints.size());
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EXPECT_EQ('t', codePoints[0]);
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EXPECT_EQ('e', codePoints[1]);
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EXPECT_EQ('s', codePoints[2]);
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EXPECT_EQ('t', codePoints[3]);
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}
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{
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const std::vector<int> codePoints = Utf8Utils::getCodePoints(u8"\u3042a\u03C2\u0410");
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EXPECT_EQ(4u, codePoints.size());
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EXPECT_EQ(0x3042, codePoints[0]); // HIRAGANA LETTER A
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EXPECT_EQ('a', codePoints[1]);
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EXPECT_EQ(0x03C2, codePoints[2]); // CYRILLIC CAPITAL LETTER A
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EXPECT_EQ(0x0410, codePoints[3]); // GREEK SMALL LETTER FINAL SIGMA
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}
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{
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const std::vector<int> codePoints = Utf8Utils::getCodePoints(u8"\U0001F36A?\U0001F752");
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EXPECT_EQ(3u, codePoints.size());
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EXPECT_EQ(0x1F36A, codePoints[0]); // COOKIE
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EXPECT_EQ('?', codePoints[1]);
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EXPECT_EQ(0x1F752, codePoints[2]); // ALCHEMICAL SYMBOL FOR STARRED TRIDENT
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}
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// Redundant UTF-8 sequences must be rejected.
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EXPECT_TRUE(Utf8Utils::getCodePoints("\xC0\xAF").empty());
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EXPECT_TRUE(Utf8Utils::getCodePoints("\xE0\x80\xAF").empty());
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EXPECT_TRUE(Utf8Utils::getCodePoints("\xF0\x80\x80\xAF").empty());
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}
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TEST(Utf8UtilsTests, TestGetUtf8String) {
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{
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const std::vector<int> codePoints = {'t', 'e', 's', 't'};
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EXPECT_EQ("test", Utf8Utils::getUtf8String(CodePointArrayView(codePoints)));
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}
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{
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const std::vector<int> codePoints = {
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0x00E0 /* LATIN SMALL LETTER A WITH GRAVE */,
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0x03C2 /* GREEK SMALL LETTER FINAL SIGMA */,
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0x0430 /* CYRILLIC SMALL LETTER A */,
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0x3042 /* HIRAGANA LETTER A */,
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0x1F36A /* COOKIE */,
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0x1F752 /* ALCHEMICAL SYMBOL FOR STARRED TRIDENT */
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};
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EXPECT_EQ(u8"\u00E0\u03C2\u0430\u3042\U0001F36A\U0001F752",
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Utf8Utils::getUtf8String(CodePointArrayView(codePoints)));
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}
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}
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} // namespace
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} // namespace dicttoolkit
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} // namespace latinime
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