Create Oct Output Test

src/outputHandling.c

@@ -3,7 +3,7 @@
 #include "inputHandling.h"
 
 void buildHexString(char* string, int num) {
-    sprintf(string, "%X", num);
+    sprintf(string, "0x%X", num);
 }
 
 void buildOctString(char* string, int num) {

test/test_outputHandling.c

@@ -20,4 +20,10 @@ void test_outputHandling_buildOctString(void)
     TEST_ASSERT_EQUAL_STRING("25142543", string);
 }
 
+void test_outputHandling_buildHexString(void)
+{
+    buildHexString(string, 5555555);
+    TEST_ASSERT_EQUAL_STRING("0x54C563", string);
+}
+
 #endif // TEST