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<?php
use PHPUnit\Framework\TestCase;
class BankAccountTest extends TestCase
{
protected $ba;
protected function setUp(): void
{
$this->ba = new BankAccount;
}
public function testBalanceIsInitiallyZero()
{
$this->assertEquals(0, $this->ba->getBalance());
}
public function testBalanceCannotBecomeNegative()
{
try {
$this->ba->withdrawMoney(1);
} catch (RuntimeException $e) {
$this->assertEquals(0, $this->ba->getBalance());
return;
}
$this->fail();
}
public function testBalanceCannotBecomeNegative2()
{
try {
$this->ba->depositMoney(-1);
} catch (RuntimeException $e) {
$this->assertEquals(0, $this->ba->getBalance());
return;
}
$this->fail();
}
public function testDepositWithdrawMoney()
{
$this->assertEquals(0, $this->ba->getBalance());
$this->ba->depositMoney(1);
$this->assertEquals(1, $this->ba->getBalance());
$this->ba->withdrawMoney(1);
$this->assertEquals(0, $this->ba->getBalance());
}
}
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