diff --git a/bintreeTests.c b/bintreeTests.c
index 83cb0f1..21efac5 100644
--- a/bintreeTests.c
+++ b/bintreeTests.c
@@ -5,8 +5,23 @@
 void setUp(void){}
 void tearDown(void){}
 
-void TEST_BINTREE{
+void TEST_BINTREE(){
+    int input[8]={1,2,3,4,5,6,7,8};
+    int output[8];
+    int len = 8;
+    TreeNode* root = NULL;
+    int* isDuplicate;
 
+    for (int i = 0; i<len; i++) {
+        root = addToTree(root, &input[i], sizeof(int), compareFct, isDuplicate);
+    }
+
+    for (int i = 0; i<len; i++) {
+        output[i] = *(int*)nextTreeData(root);
+
+    }
+
+    TEST_ASSERT_INT_ARRAY_WITHIN(0, input, output, 8);
 
 }
 
@@ -17,9 +32,11 @@ int main(){
 
     printf("\n============================\nbintree tests\n============================\n");
 
-    //RUN_TEST();
+    RUN_TEST(TEST_BINTREE);
     //RUN_TEST();
     //RUN_TEST();
 
     return UNITY_END();
-}
\ No newline at end of file
+}
+
+//Befehl zum Kompilieren: gcc bintreeTests.c bintree.h bintree.c unity/unity.c stack.c stack.h
\ No newline at end of file
diff --git a/makefile b/makefile
index 1f15f75..e0a7216 100644
--- a/makefile
+++ b/makefile
@@ -1,5 +1,6 @@
 CC = gcc
 FLAGS = -g -Wall -lm
+NAMES = doble bintreeTests stackTests numbersTests
 
 ifeq ($(OS),Windows_NT)
 	include makefile_windows.variables
@@ -36,14 +37,21 @@ $(program_obj_filesobj_files): %.o: %.c
 # Unit Tests
 # --------------------------
 unitTests:
-	echo "needs to be implemented"
+bintreeTests: stack.o bintree.o bintreeTests.c $(unityfolder)/unity.c
+	$(CC) $(CFLAGS) -I$(unityfolder) -o bintreeTests bintreeTests.c bintree.o stack.o $(unityfolder)/unity.c
+
+stackTests: stack.o stackTests.c $(unityfolder)/unity.c
+	$(CC) $(CFLAGS) -I$(unityfolder) -o stackTests stackTests.c stack.o $(unityfolder)/unity.c
+
+numbersTests: numbers.o numbersTests.c bintree.o stack.o $(unityfolder)/unity.c
+	$(CC) $(CFLAGS) -I$(unityfolder) -o numbersTests numbersTests.c numbers.o bintree.o stack.o $(unityfolder)/unity.c
 
 # --------------------------
 # Clean
 # --------------------------
 clean:
 ifeq ($(OS),Windows_NT)
-	del /f *.o doble
+	del /f *.o $(NAMES)
 else
-	rm -f *.o doble
+	rm -f *.o $(NAMES)
 endif
\ No newline at end of file