refactoring: Funktionsnamen verbessert

src/c/funktionen.c

@@ -91,7 +91,7 @@ int x_wins_02_11_20(char board[][3]) {
     }    
 }
 
-int string_character_counter(char string[]) {
+int stringCharacterCounter(char string[]) {
     int stringLength = 0;
 
     for (int i = 0; string[i] != '\0'; i++) {
@@ -104,7 +104,7 @@ int string_character_counter(char string[]) {
 int characterAppearanceInString(char c, char string[]) {
     int appear = 0;
 
-    for (int i = 0; i < string_character_counter(string); i++) {
+    for (int i = 0; i < stringCharacterCounter(string); i++) {
         if (string[i] == c) {
             appear++;
         }

src/c/funktionen.h

@@ -46,7 +46,7 @@ int x_wins_00_11_22(char board[][3]);
 int x_wins_02_11_20(char board[][3]);
 // prüft, ob X bei Index 02, 11, 20 ist
 
-int string_character_counter(char string[]);
+int stringCharacterCounter(char string[]);
 // liefert die Länge eines Strings zurück
 
 int characterAppearanceInString(char c, char string[]);

src/test/test_funktionen.c

@@ -205,7 +205,7 @@ void test_stringLaenge_von_Kokosnuss(void)
     char string[] = "Kokosnuss";
 
     /* act */
-    actual = string_character_counter(string);
+    actual = stringCharacterCounter(string);
 
     /* assert */
     TEST_ASSERT_EQUAL_INT(expected, actual);