diff --git a/Bigfoot/Tests/Utils/Log/EASTLFormatters.cpp b/Bigfoot/Tests/Utils/Log/EASTLFormatters.cpp
new file mode 100644
index 0000000..66f8e34
--- /dev/null
+++ b/Bigfoot/Tests/Utils/Log/EASTLFormatters.cpp
@@ -0,0 +1,128 @@
+/*********************************************************************
+ * \file   EASTLFormatters.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#include <Utils/Log/EASTLFormatters.hpp>
+
+#include <Utils/Log/LogMacros.hpp>
+#include <Utils/Singleton.hpp>
+
+#include <UtilsTests/UtilsTestsLogger_generated.hpp>
+
+#include <EASTL/string.h>
+#include <EASTL/string_view.h>
+#include <EASTL/vector.h>
+#include <fmt/format.h>
+#include <gtest/gtest.h>
+
+#include <fstream>
+#include <sstream>
+
+namespace Bigfoot
+{
+class EASTLFormattersFixture: public ::testing::Test
+{
+};
+
+/****************************************************************************************/
+TEST_F(EASTLFormattersFixture, FormatsEastlString)
+{
+    const eastl::string value = "Hello";
+    EXPECT_EQ(fmt::format("{}", value), "Hello");
+}
+
+/****************************************************************************************/
+
+TEST_F(EASTLFormattersFixture, FormatsEastlStringView)
+{
+    const eastl::string_view value = "Hello";
+    EXPECT_EQ(fmt::format("{}", value), "Hello");
+}
+
+/****************************************************************************************/
+
+TEST_F(EASTLFormattersFixture, FormatsEmptyVectorAsEmptyBrackets)
+{
+    const eastl::vector<int> value;
+    EXPECT_EQ(fmt::format("{}", value), "[]");
+}
+
+/****************************************************************************************/
+
+TEST_F(EASTLFormattersFixture, FormatsSingleElementVectorWithoutASeparator)
+{
+    const eastl::vector<int> value {42};
+    EXPECT_EQ(fmt::format("{}", value), "[42]");
+}
+
+/****************************************************************************************/
+
+TEST_F(EASTLFormattersFixture, FormatsVectorOfIntsCommaSeparated)
+{
+    const eastl::vector<int> value {1, 2, 3};
+    EXPECT_EQ(fmt::format("{}", value), "[1, 2, 3]");
+}
+
+/****************************************************************************************/
+
+TEST_F(EASTLFormattersFixture, FormatsVectorOfEastlStrings)
+{
+    const eastl::vector<eastl::string> value {"a", "b"};
+    EXPECT_EQ(fmt::format("{}", value), "[a, b]");
+}
+
+/****************************************************************************************/
+
+TEST_F(EASTLFormattersFixture, FormatsNestedVectors)
+{
+    const eastl::vector<eastl::vector<int>> value {{1, 2}, {3}};
+    EXPECT_EQ(fmt::format("{}", value), "[[1, 2], [3]]");
+}
+
+/****************************************************************************************/
+
+#if defined BIGFOOT_NOT_OPTIMIZED
+class EASTLFormattersLogFixture: public ::testing::Test
+{
+  protected:
+    eastl::string ReadFileSinkContent()
+    {
+        Singleton<Log>::GetInstance().Flush();
+
+        std::ifstream file {std::string {Log::FILE_SINK_PATH.data()}};
+        std::stringstream buffer;
+        buffer << file.rdbuf();
+        return eastl::string {buffer.str().c_str()};
+    }
+};
+
+/****************************************************************************************/
+
+TEST_F(EASTLFormattersLogFixture, LogsEastlStringArgument)
+{
+    const eastl::string value = "Hello EASTL string";
+    BIGFOOT_LOG_INFO(UTILSTESTS_LOGGER, "{}", value);
+    EXPECT_NE(ReadFileSinkContent().find("Hello EASTL string"), eastl::string::npos);
+}
+
+/****************************************************************************************/
+
+TEST_F(EASTLFormattersLogFixture, LogsEmptyVectorArgument)
+{
+    const eastl::vector<int> value;
+    BIGFOOT_LOG_INFO(UTILSTESTS_LOGGER, "{}", value);
+    EXPECT_NE(ReadFileSinkContent().find("[]"), eastl::string::npos);
+}
+
+/****************************************************************************************/
+
+TEST_F(EASTLFormattersLogFixture, LogsVectorArgumentWithCommaSeparators)
+{
+    const eastl::vector<eastl::string> value {"a", "b", "c"};
+    BIGFOOT_LOG_INFO(UTILSTESTS_LOGGER, "{}", value);
+    EXPECT_NE(ReadFileSinkContent().find("[a, b, c]"), eastl::string::npos);
+}
+#endif
+}   // namespace Bigfoot