diff --git a/tests/dbus-helpers/dbus_systemd_server.h b/tests/dbus-helpers/dbus_systemd_server.h
new file mode 100644
index 0000000..9dd700f
--- /dev/null
+++ b/tests/dbus-helpers/dbus_systemd_server.h
@@ -0,0 +1,31 @@
+#pragma once
+
+#include <memory>
+#include <mutex>
+#include <sdbus-c++/sdbus-c++.h>
+#include <string>
+
+/** @brief Mimics the systemd dbus behaviour */
+class DbusSystemdServer {
+public:
+    using UnitStruct = sdbus::Struct<std::string, std::string, std::string, std::string, std::string, std::string, sdbus::ObjectPath, uint32_t, std::string, sdbus::ObjectPath>;
+
+    explicit DbusSystemdServer(sdbus::IConnection& connection);
+
+    void createUnit(sdbus::IConnection& connection, const sdbus::ObjectPath& objPath, const std::string& activeState, const std::string& subState);
+    void changeUnitState(const sdbus::ObjectPath& objPath, const std::string& activeState, const std::string& subState);
+
+private:
+    struct Unit {
+        Unit(std::unique_ptr<sdbus::IObject> object, std::string activeState, std::string subState);
+
+        std::unique_ptr<sdbus::IObject> m_object;
+        std::string m_activeState;
+        std::string m_subState;
+    };
+
+    std::unique_ptr<sdbus::IObject> m_manager;
+    std::map<sdbus::ObjectPath, Unit> m_units;
+
+    std::vector<UnitStruct> ListUnits();
+};
\ No newline at end of file