From 77d4338a759e6ca35517665e5ec439af749bdfab Mon Sep 17 00:00:00 2001
From: fdai7472 <langemann_stefan@web.de>
Date: Wed, 7 Feb 2024 10:28:38 +0100
Subject: [PATCH] Implementierung Funktion, die Wetteinsatz vom Guthaben
 abzieht + Test

---
 src/main/c/Stefan/blackjack.c      |  6 +++++-
 src/main/c/Stefan/blackjack.h      |  1 +
 src/test/c/Stefan/test_blackjack.c | 17 ++++++++++++++++-
 3 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/src/main/c/Stefan/blackjack.c b/src/main/c/Stefan/blackjack.c
index 838b676..c22ae30 100644
--- a/src/main/c/Stefan/blackjack.c
+++ b/src/main/c/Stefan/blackjack.c
@@ -22,7 +22,7 @@ int blackjack(){
         }
 
         // Bei jeder Runde wird der Wetteinsatz vom Guthaben abgezogen
-        balance -= bet;
+        balance = subtractBetFromBalanceBJ(bet, balance);
 
         // Nach jeder Runde wird das Guthaben aktualisiert
         balance = playBJ(bet, balance);
@@ -31,6 +31,10 @@ int blackjack(){
     return 0;
 }
 
+int subtractBetFromBalanceBJ(int bet, int balance){
+    return balance - bet;
+}
+
 int getBalanceBJ(){
     printf("Guthaben einwerfen: ");
     int balance = userInputBJ();
diff --git a/src/main/c/Stefan/blackjack.h b/src/main/c/Stefan/blackjack.h
index 2e610b2..bb70cd7 100644
--- a/src/main/c/Stefan/blackjack.h
+++ b/src/main/c/Stefan/blackjack.h
@@ -19,5 +19,6 @@ int calculateWinnings(bool blackjack, int bet);
 bool hit();
 bool calculateIfYouWon(int userCardsTotal, int computerCardsTotal);
 char generateCardAscii(int cardValue);
+int subtractBetFromBalanceBJ(int bet, int balance);
 
 #endif // BLACKJACK_H
\ No newline at end of file
diff --git a/src/test/c/Stefan/test_blackjack.c b/src/test/c/Stefan/test_blackjack.c
index feab3b0..7790cd9 100644
--- a/src/test/c/Stefan/test_blackjack.c
+++ b/src/test/c/Stefan/test_blackjack.c
@@ -282,4 +282,19 @@ void test_generate_char_for_card_5() {
     //assert
     TEST_ASSERT_EQUAL_CHAR(expected_result, actual_result);
 
-}
\ No newline at end of file
+}
+
+void test_subtract_bet_10_from_balance_100() {
+
+    //arrange
+    int bet = 10;
+    int balance = 100;
+    int expected_result = 90;
+
+    //act
+    int actual_result = subtractBetFromBalanceBJ(bet, balance);
+
+    //assert
+    TEST_ASSERT_EQUAL_INT(expected_result, actual_result);
+
+}