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<?php
namespace yiiunit\framework\db;
use yii\db\Connection;
use yii\db\Transaction;
/**
* @group db
* @group mysql
*/
class ConnectionTest extends DatabaseTestCase
{
public function testConstruct()
{
$connection = $this->getConnection(false);
$params = $this->database;
$this->assertEquals($params['dsn'], $connection->dsn);
$this->assertEquals($params['username'], $connection->username);
$this->assertEquals($params['password'], $connection->password);
}
public function testOpenClose()
{
$connection = $this->getConnection(false, false);
$this->assertFalse($connection->isActive);
$this->assertEquals(null, $connection->pdo);
$connection->open();
$this->assertTrue($connection->isActive);
$this->assertTrue($connection->pdo instanceof \PDO);
$connection->close();
$this->assertFalse($connection->isActive);
$this->assertEquals(null, $connection->pdo);
$connection = new Connection;
$connection->dsn = 'unknown::memory:';
$this->setExpectedException('yii\db\Exception');
$connection->open();
}
public function testGetDriverName()
{
$connection = $this->getConnection(false, false);
$this->assertEquals($this->driverName, $connection->driverName);
}
public function testQuoteValue()
{
$connection = $this->getConnection(false);
$this->assertEquals(123, $connection->quoteValue(123));
$this->assertEquals("'string'", $connection->quoteValue('string'));
$this->assertEquals("'It\\'s interesting'", $connection->quoteValue("It's interesting"));
}
public function testQuoteTableName()
{
$connection = $this->getConnection(false);
$this->assertEquals('`table`', $connection->quoteTableName('table'));
$this->assertEquals('`table`', $connection->quoteTableName('`table`'));
$this->assertEquals('`schema`.`table`', $connection->quoteTableName('schema.table'));
$this->assertEquals('`schema`.`table`', $connection->quoteTableName('schema.`table`'));
$this->assertEquals('{{table}}', $connection->quoteTableName('{{table}}'));
$this->assertEquals('(table)', $connection->quoteTableName('(table)'));
}
public function testQuoteColumnName()
{
$connection = $this->getConnection(false);
$this->assertEquals('`column`', $connection->quoteColumnName('column'));
$this->assertEquals('`column`', $connection->quoteColumnName('`column`'));
$this->assertEquals('`table`.`column`', $connection->quoteColumnName('table.column'));
$this->assertEquals('`table`.`column`', $connection->quoteColumnName('table.`column`'));
$this->assertEquals('[[column]]', $connection->quoteColumnName('[[column]]'));
$this->assertEquals('{{column}}', $connection->quoteColumnName('{{column}}'));
$this->assertEquals('(column)', $connection->quoteColumnName('(column)'));
}
public function testTransaction()
{
$connection = $this->getConnection(false);
$this->assertNull($connection->transaction);
$transaction = $connection->beginTransaction();
$this->assertNotNull($connection->transaction);
$this->assertTrue($transaction->isActive);
$connection->createCommand()->insert('profile', ['description' => 'test transaction'])->execute();
$transaction->rollBack();
$this->assertFalse($transaction->isActive);
$this->assertNull($connection->transaction);
$this->assertEquals(0, $connection->createCommand("SELECT COUNT(*) FROM profile WHERE description = 'test transaction';")->queryScalar());
$transaction = $connection->beginTransaction();
$connection->createCommand()->insert('profile', ['description' => 'test transaction'])->execute();
$transaction->commit();
$this->assertFalse($transaction->isActive);
$this->assertNull($connection->transaction);
$this->assertEquals(1, $connection->createCommand("SELECT COUNT(*) FROM profile WHERE description = 'test transaction';")->queryScalar());
}
public function testTransactionIsolation()
{
$connection = $this->getConnection(true);
$transaction = $connection->beginTransaction(Transaction::READ_UNCOMMITTED);
$transaction->commit();
$transaction = $connection->beginTransaction(Transaction::READ_COMMITTED);
$transaction->commit();
$transaction = $connection->beginTransaction(Transaction::REPEATABLE_READ);
$transaction->commit();
$transaction = $connection->beginTransaction(Transaction::SERIALIZABLE);
$transaction->commit();
}
/**
* @expectedException \Exception
*/
public function testTransactionShortcutException()
{
$connection = $this->getConnection(true);
$connection->transaction(function () use ($connection) {
$connection->createCommand()->insert('profile', ['description' => 'test transaction shortcut'])->execute();
throw new \Exception('Exception in transaction shortcut');
});
$profilesCount = $connection->createCommand("SELECT COUNT(*) FROM profile WHERE description = 'test transaction shortcut';")->queryScalar();
$this->assertEquals(0, $profilesCount, 'profile should not be inserted in transaction shortcut');
}
public function testTransactionShortcutCorrect()
{
$connection = $this->getConnection(true);
$result = $connection->transaction(function () use ($connection) {
$connection->createCommand()->insert('profile', ['description' => 'test transaction shortcut'])->execute();
return true;
});
$this->assertTrue($result, 'transaction shortcut valid value should be returned from callback');
$profilesCount = $connection->createCommand("SELECT COUNT(*) FROM profile WHERE description = 'test transaction shortcut';")->queryScalar();
$this->assertEquals(1, $profilesCount, 'profile should be inserted in transaction shortcut');
}
public function testTransactionShortcutCustom()
{
$connection = $this->getConnection(true);
$result = $connection->transaction(function () use ($connection) {
$connection->createCommand()->insert('profile', ['description' => 'test transaction shortcut'])->execute();
return true;
}, Transaction::READ_UNCOMMITTED);
$this->assertTrue($result, 'transaction shortcut valid value should be returned from callback');
$profilesCount = $connection->createCommand("SELECT COUNT(*) FROM profile WHERE description = 'test transaction shortcut';")->queryScalar();
$this->assertEquals(1, $profilesCount, 'profile should be inserted in transaction shortcut');
}
}