int server_depositAccount(struct Server *s, accountnr_t nr, double amount) {
struct Account *a = server_getAccountbyID(s, nr);
if (a != NULL) {
account_deposit(a, amount);
return 0;
}
return 1;
}
int server_transfer(struct Server *s, accountnr_t source,
accountnr_t destination, double amount) {
struct Account *srcacc = server_getAccountbyID(s, source);
struct Account *destacc = server_getAccountbyID(s, destination);
if (srcacc != NULL && destacc != NULL) {
if (account_withdraw(srcacc, amount)) {
account_deposit(destacc, amount);
return 1;
}
}
return 0;
}
int main()
//@ requires true;
//@ ensures true;
{
struct account *myAccount = account_create(-100);
account_deposit(myAccount, 200);
int w1 = account_withdraw(myAccount, 50);
//assert(w1 == 50);
int b1 = account_get_balance(myAccount);
//assert(b1 == 150);
int w2 = account_withdraw(myAccount, 300);
//assert(w2 == 250);
int b2 = account_get_balance(myAccount);
//assert(b2 == -100);
account_dispose(myAccount);
return 0;
}