Bigfoot/Bigfoot/Tests/Graphics/GraphicsVulkan/VulkanPixelFormat.cpp

/*********************************************************************
 * \file   VulkanPixelFormat.cpp
 *
 * \author Romain BOULLARD
 * \date   September 2026
 *********************************************************************/
#include <GraphicsVulkan/VulkanPixelFormat.hpp>

#include <gtest/gtest.h>

namespace Bigfoot::Vulkan
{
class VulkanPixelFormatFixture: public ::testing::Test
{
  protected:
};

/****************************************************************************************/

TEST_F(VulkanPixelFormatFixture, ToVulkanFormat_MapsUndefinedToAnUndefinedVkFormat)
{
    EXPECT_EQ(ToVulkanFormat(PixelFormat::Undefined), vk::Format::eUndefined);
}

/****************************************************************************************/

TEST_F(VulkanPixelFormatFixture, ToVulkanFormat_MapsEveryOtherPixelFormatToANonUndefinedVkFormat)
{
    for (const PixelFormat format: EnumValuesPixelFormat())
    {
        if (format == PixelFormat::Undefined)
        {
            continue;
        }

        EXPECT_NE(ToVulkanFormat(format), vk::Format::eUndefined) << EnumNamePixelFormat(format);
    }
}

/****************************************************************************************/

TEST_F(VulkanPixelFormatFixture, ToVulkanFormat_RoundTripsThroughFromVulkanFormatForEveryPixelFormat)
{
    for (const PixelFormat format: EnumValuesPixelFormat())
    {
        if (format == PixelFormat::Undefined)
        {
            continue;
        }

        EXPECT_EQ(FromVulkanFormat(ToVulkanFormat(format)), format) << EnumNamePixelFormat(format);
    }
}

/****************************************************************************************/

TEST_F(VulkanPixelFormatFixture, FromVulkanFormat_ReturnsUndefinedForAnUnmappedVkFormat)
{
    EXPECT_EQ(FromVulkanFormat(vk::Format::eR32G32B32A32Sfloat), PixelFormat::Undefined);
}
}   // namespace Bigfoot::Vulkan