#include "fixtures/D3D12TestFixture.h"
#include "XCEngine/RHI/RHIEnums.h"
#include "XCEngine/RHI/RHITexture.h"

using namespace XCEngine::RHI;

TEST_F(D3D12TestFixture, Texture_Create_2D) {
    TextureDesc desc = {};
    desc.width = 256;
    desc.height = 256;
    desc.depth = 1;
    desc.mipLevels = 1;
    desc.arraySize = 1;
    desc.format = static_cast<uint32_t>(Format::R8G8B8A8_UNorm);
    desc.textureType = static_cast<uint32_t>(TextureType::Texture2D);
    desc.sampleCount = 1;
    desc.sampleQuality = 0;
    desc.flags = 0;
    
    RHITexture* texture = GetDevice()->CreateTexture(desc);
    ASSERT_NE(texture, nullptr);
    
    EXPECT_EQ(texture->GetWidth(), 256);
    EXPECT_EQ(texture->GetHeight(), 256);
    EXPECT_EQ(texture->GetFormat(), Format::R8G8B8A8_UNorm);
    
    texture->Shutdown();
    delete texture;
}

TEST_F(D3D12TestFixture, Texture_Create_3D) {
    TextureDesc desc = {};
    desc.width = 64;
    desc.height = 64;
    desc.depth = 64;
    desc.mipLevels = 1;
    desc.arraySize = 1;
    desc.format = static_cast<uint32_t>(Format::R8G8B8A8_UNorm);
    desc.textureType = static_cast<uint32_t>(TextureType::Texture3D);
    desc.sampleCount = 1;
    desc.sampleQuality = 0;
    desc.flags = 0;
    
    RHITexture* texture = GetDevice()->CreateTexture(desc);
    ASSERT_NE(texture, nullptr);
    
    EXPECT_EQ(texture->GetDepth(), 64);
    
    texture->Shutdown();
    delete texture;
}

TEST_F(D3D12TestFixture, Texture_Create_MultipleMips) {
    TextureDesc desc = {};
    desc.width = 512;
    desc.height = 512;
    desc.depth = 1;
    desc.mipLevels = 5;
    desc.arraySize = 1;
    desc.format = static_cast<uint32_t>(Format::R8G8B8A8_UNorm);
    desc.textureType = static_cast<uint32_t>(TextureType::Texture2D);
    desc.sampleCount = 1;
    desc.sampleQuality = 0;
    desc.flags = 0;
    
    RHITexture* texture = GetDevice()->CreateTexture(desc);
    ASSERT_NE(texture, nullptr);
    
    EXPECT_EQ(texture->GetMipLevels(), 5);
    
    texture->Shutdown();
    delete texture;
}

TEST_F(D3D12TestFixture, Texture_Create_Array) {
    TextureDesc desc = {};
    desc.width = 128;
    desc.height = 128;
    desc.depth = 1;
    desc.mipLevels = 1;
    desc.arraySize = 4;
    desc.format = static_cast<uint32_t>(Format::R8G8B8A8_UNorm);
    desc.textureType = static_cast<uint32_t>(TextureType::Texture2DArray);
    desc.sampleCount = 1;
    desc.sampleQuality = 0;
    desc.flags = 0;
    
    RHITexture* texture = GetDevice()->CreateTexture(desc);
    ASSERT_NE(texture, nullptr);
    
    texture->Shutdown();
    delete texture;
}