sky/engine/platform/geometry/RoundedRectTest.cpp

/*
 * 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 "sky/engine/platform/geometry/RoundedRect.h"

#include <gtest/gtest.h>
#include "sky/engine/platform/geometry/IntRect.h"

using namespace blink;

namespace blink {

// FIXME: Move this somewhere more generic.
void PrintTo(const IntRect& rect, std::ostream* os)
{
    *os << "IntRect("
        << rect.x() << ", "
        << rect.y() << ", "
        << rect.width() << ", "
        << rect.height() << ")";
}

} // namespace blink

namespace {

TEST(RoundedRectTest, RadiusCenterRectZeroRadius)
{
    RoundedRect rr(100, 200, 300, 400);
    EXPECT_TRUE(rr.rect().contains(rr.radiusCenterRect()));
    EXPECT_EQ(IntRect(100, 200, 300, 400), rr.radiusCenterRect());
}

TEST(RoundedRectTest, RadiusCenterRectEqualRadius)
{
    RoundedRect rr(IntRect(100, 200, 300, 400), IntSize(10, 10), IntSize(10, 10), IntSize(10, 10), IntSize(10, 10));
    EXPECT_TRUE(rr.rect().contains(rr.radiusCenterRect()));
    EXPECT_EQ(IntRect(110, 210, 280, 380), rr.radiusCenterRect());
}

TEST(RoundedRectTest, RadiusCenterRectUnequalRadius)
{
    RoundedRect rr(IntRect(100, 200, 300, 400), IntSize(5, 5), IntSize(10, 10), IntSize(15, 15), IntSize(20, 20));
    EXPECT_TRUE(rr.rect().contains(rr.radiusCenterRect()));
    EXPECT_EQ(IntRect(115, 210, 265, 370), rr.radiusCenterRect());
}

TEST(RoundedRectTest, RadiusCenterRectElliptical)
{
    RoundedRect rr(IntRect(100, 200, 300, 400), IntSize(20, 10), IntSize(20, 10), IntSize(10, 20), IntSize(10, 20));
    EXPECT_TRUE(rr.rect().contains(rr.radiusCenterRect()));
    EXPECT_EQ(IntRect(120, 210, 260, 370), rr.radiusCenterRect());
}

} // namespace