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/*
* Copyright (C) 2025 Comcast Inc.
* Copyright (C) 2025 Igalia S.L.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 <wtf/text/CStringView.h>
#include <wtf/text/ASCIILiteral.h>
#include <wtf/text/WTFString.h>
namespace TestWebKitAPI {
TEST(WTF, CStringViewNullAndEmpty)
{
CStringView string;
EXPECT_TRUE(string.isNull());
EXPECT_TRUE(string.isEmpty());
EXPECT_EQ(string.utf8(), nullptr);
EXPECT_TRUE(!string);
EXPECT_FALSE(string);
string = CStringView(nullptr);
EXPECT_TRUE(string.isNull());
EXPECT_TRUE(string.isEmpty());
EXPECT_EQ(string.utf8(), nullptr);
EXPECT_TRUE(!string);
EXPECT_FALSE(string);
string = CStringView(""_s);
EXPECT_TRUE(string.isNull());
EXPECT_TRUE(string.isEmpty());
EXPECT_EQ(string.utf8(), nullptr);
EXPECT_TRUE(!string);
EXPECT_FALSE(string);
string = CStringView("test"_s);
EXPECT_FALSE(string.isNull());
EXPECT_FALSE(string.isEmpty());
EXPECT_TRUE(string.utf8());
EXPECT_FALSE(!string);
EXPECT_TRUE(string);
}
TEST(WTF, CStringViewLength)
{
CStringView string;
EXPECT_EQ(string.length(), static_cast<size_t>(0));
EXPECT_EQ(string.span8().size(), static_cast<size_t>(0));
string = CStringView("test"_s);
EXPECT_EQ(string.length(), static_cast<size_t>(4));
EXPECT_EQ(string.span8().size(), static_cast<size_t>(4));
}
TEST(WTF, CStringViewFrom)
{
const char* stringPtr = "test";
CStringView string = CStringView::unsafeFromUTF8(stringPtr);
EXPECT_EQ(string.length(), static_cast<size_t>(4));
EXPECT_TRUE(string);
EXPECT_EQ(string.utf8(), stringPtr);
stringPtr = "";
string = CStringView::unsafeFromUTF8(stringPtr);
EXPECT_EQ(string.length(), static_cast<size_t>(0));
EXPECT_FALSE(string);
EXPECT_EQ(string.utf8(), stringPtr);
}
TEST(WTF, CStringViewEquality)
{
CStringView string("Test"_s);
CStringView sameString("Test"_s);
CStringView anotherString("another test"_s);
CStringView emptyString;
CStringView nullString(nullptr);
EXPECT_TRUE(string != emptyString);
EXPECT_EQ(string, string);
EXPECT_EQ(string, sameString);
EXPECT_TRUE(string != anotherString);
EXPECT_EQ(emptyString, nullString);
}
} // namespace TestWebKitAPI
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