sky/engine/platform/fonts/FontDescriptionTest.cpp

/*
 * Copyright (C) 2014 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:
 *
 * 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 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 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
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "sky/engine/config.h"

#include "sky/engine/platform/fonts/FontDescription.h"

#include <gtest/gtest.h>

namespace blink {


static inline void assertDescriptionMatchesMask(FontDescription& source, FontTraitsBitfield bitfield)
{
    FontDescription target;
    target.setTraits(FontTraits(bitfield));
    EXPECT_EQ(source.style(), target.style());
    EXPECT_EQ(source.variant(), target.variant());
    EXPECT_EQ(source.weight(), target.weight());
    EXPECT_EQ(source.stretch(), target.stretch());
}

TEST(FontDescriptionTest, TestFontTraits)
{
    FontDescription source;
    source.setStyle(FontStyleNormal);
    source.setVariant(FontVariantNormal);
    source.setWeight(FontWeightNormal);
    source.setStretch(FontStretchNormal);
    assertDescriptionMatchesMask(source, source.traits().bitfield());

    source.setStyle(FontStyleNormal);
    source.setVariant(FontVariantNormal);
    source.setWeight(FontWeightNormal);
    source.setStretch(FontStretchExtraCondensed);
    assertDescriptionMatchesMask(source, source.traits().bitfield());

    source.setStyle(FontStyleItalic);
    source.setVariant(FontVariantNormal);
    source.setWeight(FontWeight900);
    source.setStretch(FontStretchUltraExpanded);
    assertDescriptionMatchesMask(source, source.traits().bitfield());

    source.setStyle(FontStyleItalic);
    source.setVariant(FontVariantSmallCaps);
    source.setWeight(FontWeight100);
    source.setStretch(FontStretchExtraExpanded);
    assertDescriptionMatchesMask(source, source.traits().bitfield());

    source.setStyle(FontStyleItalic);
    source.setVariant(FontVariantNormal);
    source.setWeight(FontWeight900);
    source.setStretch(FontStretchNormal);
    assertDescriptionMatchesMask(source, source.traits().bitfield());

    source.setStyle(FontStyleItalic);
    source.setVariant(FontVariantNormal);
    source.setWeight(FontWeight800);
    source.setStretch(FontStretchNormal);
    assertDescriptionMatchesMask(source, source.traits().bitfield());

    source.setStyle(FontStyleItalic);
    source.setVariant(FontVariantNormal);
    source.setWeight(FontWeight700);
    source.setStretch(FontStretchNormal);
    assertDescriptionMatchesMask(source, source.traits().bitfield());

    source.setStyle(FontStyleItalic);
    source.setVariant(FontVariantNormal);
    source.setWeight(FontWeight600);
    source.setStretch(FontStretchNormal);
    assertDescriptionMatchesMask(source, source.traits().bitfield());

    source.setStyle(FontStyleItalic);
    source.setVariant(FontVariantNormal);
    source.setWeight(FontWeight500);
    source.setStretch(FontStretchNormal);
    assertDescriptionMatchesMask(source, source.traits().bitfield());

    source.setStyle(FontStyleItalic);
    source.setVariant(FontVariantNormal);
    source.setWeight(FontWeight400);
    source.setStretch(FontStretchNormal);
    assertDescriptionMatchesMask(source, source.traits().bitfield());

    source.setStyle(FontStyleItalic);
    source.setVariant(FontVariantNormal);
    source.setWeight(FontWeight300);
    source.setStretch(FontStretchUltraExpanded);
    assertDescriptionMatchesMask(source, source.traits().bitfield());

    source.setStyle(FontStyleItalic);
    source.setVariant(FontVariantNormal);
    source.setWeight(FontWeight200);
    source.setStretch(FontStretchNormal);
    assertDescriptionMatchesMask(source, source.traits().bitfield());
}

} // namespace blink