diff --git a/src/test/c/Jason/test_ASCII_art.c b/src/test/c/Jason/test_ASCII_art.c
index 3c13a2d..52a5894 100644
--- a/src/test/c/Jason/test_ASCII_art.c
+++ b/src/test/c/Jason/test_ASCII_art.c
@@ -162,6 +162,21 @@ void test_wirdKleinesBaumkroneKorrektBefuelld(void){
     befuellenDesWeihnachtsbaumsMitZeilenumbruechen(message, 3, 4);
 
 
+    // assert
+    TEST_ASSERT_EQUAL_STRING(expectedMessage, message);
+}
+
+void test_wirdBaumstammAnRichtigerStelleEingestz(void){
+    // arrange
+    char expectedMessage[] = "  +  ";
+
+    // act
+    char message[7];
+
+    befuellenDesStammarraysMitLeerzeichen(message, 6);
+    stammAnRichtigerStelleEinsetzen(message, 6);
+
+
     // assert
     TEST_ASSERT_EQUAL_STRING(expectedMessage, message);
 }
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