update;

src/test/java/rocks/zipcode/quiz3a/objectorientation/bankaccount/DepositTest.java

         test(10.0, 50.0);
     }
 
-    public void test(Double initialBalance, Double withdrawalAmount) {
+    public void test(Double initialBalance, Double witdrawalAmount) {
         // given
-        Double expected = initialBalance + withdrawalAmount;
+        Double expected = initialBalance + witdrawalAmount;
         BankAccount bankAccount = new BankAccount();
         bankAccount.setBalance(initialBalance);
 
         // when
-        bankAccount.withdrawal(withdrawalAmount);
+        bankAccount.deposit(witdrawalAmount);
         Double actual = bankAccount.getBalance();
 
         // then