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add nested transactions (mysql >= 5.5 only)

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This commit is contained in:
Sergey Tsalkov
2012-09-18 19:08:37 -07:00
parent c62fc187ee
commit d40bc57dde
4 changed files with 148 additions and 5 deletions
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24
simpletest/TransactionTest.php Normal file
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<?
class TransactionTest extends SimpleTest {
function test_1_transactions() {
DB::$nested_transactions = false;
DB::query("UPDATE accounts SET age=%i WHERE username=%s", 600, 'Abe');
DB::startTransaction();
DB::query("UPDATE accounts SET age=%i WHERE username=%s", 700, 'Abe');
DB::startTransaction();
DB::query("UPDATE accounts SET age=%i WHERE username=%s", 800, 'Abe');
DB::rollback();
$age = DB::queryFirstField("SELECT age FROM accounts WHERE username=%s", 'Abe');
$this->assert($age == 700);
DB::rollback();
$age = DB::queryFirstField("SELECT age FROM accounts WHERE username=%s", 'Abe');
$this->assert($age == 700);
}
}
?>