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/*
* Copyright (C) 2017 Apple 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:
* 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 "Test.h"
#include "WTFStringUtilities.h"
#include <WebCore/StringWithDirection.h>
using namespace WebCore;
namespace WebCore {
std::ostream& operator<<(std::ostream& os, const TextDirection& direction)
{
switch (direction) {
case TextDirection::LTR:
os << "TextDirection::LTR";
break;
case TextDirection::RTL:
os << "TextDirection::RTL";
break;
}
return os;
}
}
namespace TestWebKitAPI {
TEST(StringWithDirection, TruncateAtEndWithLeftToRightString)
{
StringWithDirection string { "Cappuccino"_s, TextDirection::LTR };
StringWithDirection result;
result = truncateFromEnd(string, 0);
EXPECT_EQ(TextDirection::LTR, result.direction);
EXPECT_EQ(""_s, result.string);
result = truncateFromEnd(string, 1);
EXPECT_EQ(TextDirection::LTR, result.direction);
EXPECT_EQ("C"_s, result.string);
result = truncateFromEnd(string, 2);
EXPECT_EQ(TextDirection::LTR, result.direction);
EXPECT_EQ("Ca"_s, result.string);
result = truncateFromEnd(string, 1000);
EXPECT_EQ(TextDirection::LTR, result.direction);
EXPECT_EQ("Cappuccino"_s, result.string);
}
TEST(StringWithDirection, TruncateAtEndWithRightToLeftString)
{
StringWithDirection string { String::fromUTF8("קָפּוּצִ'ינוֹ"), TextDirection::RTL };
StringWithDirection result;
result = truncateFromEnd(string, 0);
EXPECT_EQ(TextDirection::RTL, result.direction);
EXPECT_EQ(""_s, result.string);
result = truncateFromEnd(string, 1);
EXPECT_EQ(TextDirection::RTL, result.direction);
EXPECT_EQ(String::fromUTF8("ק"), result.string);
result = truncateFromEnd(string, 2);
EXPECT_EQ(TextDirection::RTL, result.direction);
EXPECT_EQ(String::fromUTF8("קָ"), result.string);
result = truncateFromEnd(string, 1000);
EXPECT_EQ(TextDirection::RTL, result.direction);
EXPECT_EQ(String::fromUTF8("קָפּוּצִ'ינוֹ"), result.string);
}
} // namespace TestWebKitAPI
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