diff --git a/include/testclass.h b/include/testclass.h
new file mode 100644
index 0000000..5130697
--- /dev/null
+++ b/include/testclass.h
@@ -0,0 +1,14 @@
+//
+// Created by nb on 31.12.23.
+//
+
+#ifndef GEOMETRY_TESTCLASS_H
+#define GEOMETRY_TESTCLASS_H
+
+
+class testclass {
+
+};
+
+
+#endif //GEOMETRY_TESTCLASS_H
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index ce56245..092fc63 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,6 +1,7 @@
 set(HEADER_LIST "${Geometry_SOURCE_DIR}/include/Geometry/dummy.h")
 
-add_library(Geometry Dummy.cpp ${HEADER_LIST})
+add_library(Geometry Dummy.cpp ${HEADER_LIST}
+        testclass.cpp)
 
 target_include_directories(Geometry PUBLIC "${PROJECT_SOURCE_DIR}/include" "${PROJECT_SOURCE_DIR}/Geometry")
 
diff --git a/src/testclass.cpp b/src/testclass.cpp
new file mode 100644
index 0000000..1adf734
--- /dev/null
+++ b/src/testclass.cpp
@@ -0,0 +1,5 @@
+//
+// Created by nb on 31.12.23.
+//
+
+#include "testclass.h"