diff --git a/src/test/c/Jason/test_ASCII_art.c b/src/test/c/Jason/test_ASCII_art.c
index 8746052..bf29b8b 100644
--- a/src/test/c/Jason/test_ASCII_art.c
+++ b/src/test/c/Jason/test_ASCII_art.c
@@ -92,5 +92,16 @@ void test_erscheintDieAbfrageFuerWeihnachtsbaum() {
     int actualResult = abfrageDerHoehe();
     //assert
 
+    TEST_ASSERT_EQUAL_INT(expectedResult, actualResult);
+}
+
+void test_korrekteBerechnungAufMaximaleBreiteWeihnachtsbaum() {
+    //arrange
+    int expectedResult = 9;
+
+    //act
+    int actualResult = max_breite(6);
+    //assert
+
     TEST_ASSERT_EQUAL_INT(expectedResult, actualResult);
 }
\ No newline at end of file