public function testPersistInsertsNewAccountsIntoTheDatabaseMockedVersion()
{
$stmt = $this->mock('stdClass')->execute([500], $this->once())->new();
$pdo = $this->mock('PDO')->prepare(['insert into account (balance) values (?)'], $stmt, $this->once())->lastInsertId(1, $this->once())->new('sqlite::memory:');
$service = new BankAccountService($pdo);
$account = new BankAccount();
$account->deposit(500);
$newAccountId = $service->persist($account);
$this->assertEquals(1, $newAccountId);
}
public function testPersistInsertsNewAccountsIntoTheDatabaseMockedVersion()
{
$stmt = $this->getMockBuilder('stdClass')->setMethods(['execute'])->getMock();
$stmt->expects($this->once())->method('execute')->with([500]);
$pdo = $this->getMockBuilder('PDO')->setConstructorArgs(['sqlite::memory:'])->getMock();
$pdo->expects($this->once())->method('prepare')->with('insert into account (balance) values (?)')->will($this->returnValue($stmt));
$pdo->expects($this->once())->method('lastInsertId')->will($this->returnValue(1));
$service = new BankAccountService($pdo);
$account = new BankAccount();
$account->deposit(500);
$newAccountId = $service->persist($account);
$this->assertEquals(1, $newAccountId);
}
/**
* Persists the provided account.
*
* @param BankAccount $account
* @return int The account ID
*/
public function persist(BankAccount $account)
{
if ($account->getId()) {
$stmt = $this->database->prepare('update account set balance = ? where id = ?');
$stmt->execute([$account->getBalance(), $account->getId()]);
return $account->getId();
} else {
$stmt = $this->database->prepare('insert into account (balance) values (?)');
$stmt->execute([$account->getBalance()]);
return $this->database->lastInsertId();
}
}
/**
* @expectedException InvalidArgumentException
* @expectedExceptionMessage Withdrawal amount cannot be negative!
*/
public function testExceptionIsThrownWhenWithdrawingNegativeMoney()
{
$account = new BankAccount();
$account->withdraw(-100);
}