diff --git a/src/test/c/test_Mathe.c b/src/test/c/test_Mathe.c
index 9f243e2..c9e77f4 100644
--- a/src/test/c/test_Mathe.c
+++ b/src/test/c/test_Mathe.c
@@ -47,6 +47,17 @@ void test_Mathe_divided(void)
 
 
 
+void test_Zufallszahl(void)
+{
+
+  int a= generiereZufallszahl(1, 10);
+
+    /* assert */
+TEST_ASSERT_INT_WITHIN (10, 1, a);
+
+}
+
+