public function testGetReadConnectionReturnsWriteConnection()
{
$manager = new ConnectionManagerSingle();
$manager->setConfiguration(['dsn' => 'sqlite::memory:']);
$writeCon = $manager->getWriteConnection(new SqliteAdapter());
$readCon = $manager->getReadConnection(new SqliteAdapter());
$this->assertSame($writeCon, $readCon);
}