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/*
* Copyright (C) 2013 Google Inc. 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 Google Inc. 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 "third_party/blink/renderer/platform/wtf/text/text_codec_utf8.h"
#include <memory>
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/renderer/platform/wtf/text/text_codec.h"
#include "third_party/blink/renderer/platform/wtf/text/text_encoding.h"
#include "third_party/blink/renderer/platform/wtf/text/text_encoding_registry.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
namespace WTF {
namespace {
TEST(TextCodecUTF8, DecodeAscii) {
TextEncoding encoding("UTF-8");
std::unique_ptr<TextCodec> codec(NewTextCodec(encoding));
const char kTestCase[] = "HelloWorld";
size_t test_case_size = sizeof(kTestCase) - 1;
bool saw_error = false;
const String& result =
codec->Decode(kTestCase, test_case_size, FlushBehavior::kDataEOF,
false, saw_error);
EXPECT_FALSE(saw_error);
ASSERT_EQ(test_case_size, result.length());
for (size_t i = 0; i < test_case_size; ++i) {
EXPECT_EQ(kTestCase[i], result[i]);
}
}
TEST(TextCodecUTF8, DecodeChineseCharacters) {
TextEncoding encoding("UTF-8");
std::unique_ptr<TextCodec> codec(NewTextCodec(encoding));
// "Kanji" in Chinese characters.
const char kTestCase[] = "\xe6\xbc\xa2\xe5\xad\x97";
size_t test_case_size = sizeof(kTestCase) - 1;
bool saw_error = false;
const String& result =
codec->Decode(kTestCase, test_case_size, FlushBehavior::kDataEOF,
false, saw_error);
EXPECT_FALSE(saw_error);
ASSERT_EQ(2u, result.length());
EXPECT_EQ(0x6f22U, result[0]);
EXPECT_EQ(0x5b57U, result[1]);
}
TEST(TextCodecUTF8, Decode0xFF) {
TextEncoding encoding("UTF-8");
std::unique_ptr<TextCodec> codec(NewTextCodec(encoding));
bool saw_error = false;
const String& result =
codec->Decode("\xff", 1, FlushBehavior::kDataEOF, false, saw_error);
EXPECT_TRUE(saw_error);
ASSERT_EQ(1u, result.length());
EXPECT_EQ(0xFFFDU, result[0]);
}
} // namespace
} // namespace WTF
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