Merge "Add LightingFilter behavior test" into nyc-dev

#include <gtest/gtest.h>

#include <SkShader.h>

#include <SkColorMatrixFilter.h>

using namespace android;

using namespace android::uirenderer;

 */

TEST(SkiaBehavior, CreateBitmapShader1x1) {

    SkBitmap origBitmap = TestUtils::createSkBitmap(1, 1);

    std::unique_ptr<SkShader> s(SkShader::CreateBitmapShader(

    SkAutoTUnref<SkShader> s(SkShader::CreateBitmapShader(

            origBitmap,

            SkShader::kClamp_TileMode,

            SkShader::kRepeat_TileMode));

    bitmap.notifyPixelsChanged();

    EXPECT_NE(genId, bitmap.getGenerationID());

}

TEST(SkiaBehavior, lightingColorFilter_simplify) {

    SkAutoTUnref<SkColorFilter> filter(SkColorMatrixFilter::CreateLightingFilter(0x11223344, 0));

    SkColor observedColor;

    SkXfermode::Mode observedMode;

    ASSERT_TRUE(filter->asColorMode(&observedColor, &observedMode));

    EXPECT_EQ(0xFF223344, observedColor);

    EXPECT_EQ(SkXfermode::Mode::kModulate_Mode, observedMode);

    SkAutoTUnref<SkColorFilter> failFilter(

            SkColorMatrixFilter::CreateLightingFilter(0x11223344, 0x1));

    EXPECT_FALSE(filter->asColorMode(nullptr, nullptr));

}