diff --git a/test/include/data_interface_mock.hpp b/test/include/data_interface_mock.hpp
new file mode 100644
index 0000000..942103e
--- /dev/null
+++ b/test/include/data_interface_mock.hpp
@@ -0,0 +1,24 @@
+#pragma once
+#include "data_interface.hpp"
+
+#include <cstdint>
+#include <span>
+#include <vector>
+
+#include <gmock/gmock.h>
+
+namespace bios_bmc_smm_error_logger
+{
+
+class DataInterfaceMock : public DataInterface
+{
+  public:
+    MOCK_METHOD(std::vector<uint8_t>, read,
+                (const uint32_t offset, const uint32_t length), (override));
+    MOCK_METHOD(uint32_t, write,
+                (const uint32_t offset, const std::span<const uint8_t> bytes),
+                (override));
+    MOCK_METHOD(uint32_t, getMemoryRegionSize, (), (override));
+};
+
+} // namespace bios_bmc_smm_error_logger