diff --git a/Implementierung/main.c b/Implementierung/main.c
index f81f33e..52cc476 100644
--- a/Implementierung/main.c
+++ b/Implementierung/main.c
@@ -66,9 +66,14 @@ unsigned tests(void) {
 
     printf("Doing testing\n\n");
     size_t width = 1920;
+    size_t ultra_width = 7680;
     size_t height = 1080;
+    size_t ultra_height = 4320;
+
     unsigned char *tempArrColored = malloc(width*height*3);
     unsigned char *tempArrNotColored = malloc(width*height*1);
+    unsigned char *tempArrUltraColored = malloc(ultra_width*ultra_height*3);
+
     if (tempArrColored == NULL || tempArrNotColored == NULL)
     {
         fprintf(stderr,"Failed to allocate space for image\n");
@@ -95,8 +100,18 @@ unsigned tests(void) {
     printf("\n\n");
     benchmarking(10,3,-2.0f - 0.5f*I, width, height, 0.001f, 200, true, tempArrColored);
 
+    printf("\n\n\nTest 3: Ultra high resolution low iterations\n");
+    printf("\n\n");
+    benchmarking(10,0,-2.0f - 0.5f*I, ultra_width, ultra_height, 0.001f, 5, true, tempArrUltraColored);
+    printf("\n\n");
+    benchmarking(10,1,-2.0f - 0.5f*I, ultra_width, ultra_height, 0.001f, 5, true, tempArrUltraColored);
+    printf("\n\n");
+    benchmarking(10,2,-2.0f - 0.5f*I, ultra_width, ultra_height, 0.001f, 5, true, tempArrUltraColored);
+    printf("\n\n");
+    benchmarking(10,3,-2.0f - 0.5f*I, ultra_width, ultra_height, 0.001f, 5, true, tempArrUltraColored);
 
-    printf("\n\n\nTest 3: High iteration count\n");
+
+    printf("\n\n\nTest 4: High iteration count\n");
     printf("\n\n");
     benchmarking(10,0,-2.0f - 0.5f*I, width, height, 0.001f, 5000, false, tempArrNotColored);
     printf("\n\n");
@@ -107,7 +122,8 @@ unsigned tests(void) {
     benchmarking(10,3,-2.0f - 0.5f*I, width, height, 0.001f, 5000, false, tempArrNotColored);
 
 
-    printf("\n\n\nTest 4: Zoomed image\n");
+
+    printf("\n\n\nTest 5: Zoomed image\n");
     printf("\n\n");
     benchmarking(10,0,-0.5f - 0.5f*I, 1024, 1024, 0.0005f, 500, false, tempArrNotColored);
     printf("\n\n");
@@ -117,6 +133,17 @@ unsigned tests(void) {
     printf("\n\n");
     benchmarking(10,3,-0.5f - 0.5f*I, 1024, 1024, 0.0005f, 500, false, tempArrNotColored);
 
+    printf("\nTest 6: Pure Black\n");
+    printf("\n\n");
+    benchmarking(10,0,0, width, height, 0.00001f, 1000, false, tempArrNotColored);
+    printf("\n\n");
+    benchmarking(10,1,0, width, height, 0.00001f, 1000, false, tempArrNotColored);
+    printf("\n\n");
+    benchmarking(10,2,0, width, height, 0.00001f, 1000, false, tempArrNotColored);
+    printf("\n\n");
+    benchmarking(10,3,0, width, height, 0.00001f, 1000, false, tempArrNotColored);
+
+
 
     free(tempArrColored);
     free(tempArrNotColored);