diff --git a/src/test/c/Jason/test_ASCII_art.c b/src/test/c/Jason/test_ASCII_art.c
index 5f88ae5..bac784c 100644
--- a/src/test/c/Jason/test_ASCII_art.c
+++ b/src/test/c/Jason/test_ASCII_art.c
@@ -103,5 +103,16 @@ void test_korrekteBerechnungAufMaximaleBreiteWeihnachtsbaum() {
     int actualResult = max_breite(6);
     //assert
 
+    TEST_ASSERT_EQUAL_INT(expectedResult, actualResult);
+}
+
+void test_korrekteBerechnungAufMaximaleGroesseDesDreieck() {
+    //arrange
+    int expectedResult = 65;
+
+    //act
+    int actualResult = berechnungDerDreieckArraygroesse(10);
+    //assert
+
     TEST_ASSERT_EQUAL_INT(expectedResult, actualResult);
 }
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