From 6895daa6766b9b4c466ff0d2d5dd5018583bd81a Mon Sep 17 00:00:00 2001
From: Romain BOULLARD <romain.boullard@protonmail.com>
Date: Wed, 9 Sep 2026 00:05:05 +0200
Subject: [PATCH] VulkanFormatters

---
 .../GraphicsVulkan/VulkanFormatters.hpp       | 51 ++++++++++++++
 .../GraphicsVulkan/VulkanFormatters.cpp       | 67 +++++++++++++++++++
 2 files changed, 118 insertions(+)
 create mode 100644 Bigfoot/Libs/Graphics/GraphicsVulkan/Include/GraphicsVulkan/VulkanFormatters.hpp
 create mode 100644 Bigfoot/Tests/Graphics/GraphicsVulkan/VulkanFormatters.cpp

diff --git a/Bigfoot/Libs/Graphics/GraphicsVulkan/Include/GraphicsVulkan/VulkanFormatters.hpp b/Bigfoot/Libs/Graphics/GraphicsVulkan/Include/GraphicsVulkan/VulkanFormatters.hpp
new file mode 100644
index 0000000..198b201
--- /dev/null
+++ b/Bigfoot/Libs/Graphics/GraphicsVulkan/Include/GraphicsVulkan/VulkanFormatters.hpp
@@ -0,0 +1,51 @@
+/*********************************************************************
+ * \file   VulkanFormatters.hpp
+ *
+ * \author Romain BOULLARD
+ * \date   September 2026
+ *********************************************************************/
+#ifndef BIGFOOT_GRAPHICSVULKAN_VULKANFORMATTERS_HPP
+#define BIGFOOT_GRAPHICSVULKAN_VULKANFORMATTERS_HPP
+#include <GraphicsVulkan/VulkanInclude.hpp>
+
+#include <Utils/TargetMacros.h>
+
+#include <fmt/format.h>
+
+template<>
+struct fmt::formatter<vk::Result>
+{
+    static constexpr auto parse(format_parse_context& ctx)
+    {
+        return ctx.begin();
+    }
+
+    static auto format(const vk::Result p_result, format_context& ctx)
+    {
+        return fmt::format_to(ctx.out(), "{}", vk::to_string(p_result));
+    }
+};
+
+#ifdef BIGFOOT_NOT_OPTIMIZED
+#include <quill/DeferredFormatCodec.h>
+
+template<>
+struct fmtquill::formatter<vk::Result>
+{
+    static constexpr auto parse(format_parse_context& ctx)
+    {
+        return ctx.begin();
+    }
+
+    static auto format(const vk::Result p_result, format_context& ctx)
+    {
+        return fmtquill::format_to(ctx.out(), "{}", vk::to_string(p_result));
+    }
+};
+
+template<>
+struct quill::Codec<vk::Result>: quill::DeferredFormatCodec<vk::Result>
+{
+};
+#endif
+#endif
diff --git a/Bigfoot/Tests/Graphics/GraphicsVulkan/VulkanFormatters.cpp b/Bigfoot/Tests/Graphics/GraphicsVulkan/VulkanFormatters.cpp
new file mode 100644
index 0000000..465616c
--- /dev/null
+++ b/Bigfoot/Tests/Graphics/GraphicsVulkan/VulkanFormatters.cpp
@@ -0,0 +1,67 @@
+/*********************************************************************
+ * \file   VulkanFormatters.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   September 2026
+ *********************************************************************/
+#include <GraphicsVulkan/VulkanFormatters.hpp>
+
+#include <Utils/Log/LogMacros.hpp>
+#include <Utils/Singleton.hpp>
+
+#include <GraphicsVulkan/GraphicsVulkanLogger_generated.hpp>
+
+#include <fmt/format.h>
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+
+#include <fstream>
+#include <sstream>
+#include <string>
+
+namespace Bigfoot::Vulkan
+{
+class VulkanFormattersFixture: public ::testing::Test
+{
+};
+
+/****************************************************************************************/
+
+TEST_F(VulkanFormattersFixture, FormatsASuccessResultAsItsToString)
+{
+    EXPECT_EQ(fmt::format("{}", vk::Result::eSuccess), vk::to_string(vk::Result::eSuccess));
+}
+
+/****************************************************************************************/
+
+TEST_F(VulkanFormattersFixture, FormatsAnErrorResultAsItsToString)
+{
+    EXPECT_EQ(fmt::format("{}", vk::Result::eErrorDeviceLost), vk::to_string(vk::Result::eErrorDeviceLost));
+}
+
+/****************************************************************************************/
+
+#ifdef BIGFOOT_NOT_OPTIMIZED
+class VulkanFormattersLogFixture: public ::testing::Test
+{
+  protected:
+    static std::string ReadFileSinkContent()
+    {
+        Singleton<Log>::GetInstance().Flush();
+
+        std::ifstream file {std::string {Log::FILE_SINK_PATH.data()}};
+        std::stringstream buffer;
+        buffer << file.rdbuf();
+        return buffer.str();
+    }
+};
+
+/****************************************************************************************/
+
+TEST_F(VulkanFormattersLogFixture, LogsAResultArgumentAsItsToString)
+{
+    BIGFOOT_LOG_INFO(GRAPHICSVULKAN_LOGGER, "{}", vk::Result::eErrorOutOfHostMemory);
+    EXPECT_THAT(ReadFileSinkContent(), ::testing::HasSubstr(vk::to_string(vk::Result::eErrorOutOfHostMemory)));
+}
+#endif
+}   // namespace Bigfoot::Vulkan