/**
  * Tests that this adapter can connect to the database, and that the status is properly
  * persisted.
  */
 public function testDatabaseConnection()
 {
     $db = new PostgreSql(array('autoConnect' => false) + $this->_dbConfig);
     $this->assertTrue($db->connect());
     $this->assertTrue($db->isConnected());
     $this->assertTrue($db->disconnect());
     $this->assertFalse($db->isConnected());
     $db = new PostgreSql(array('autoConnect' => false, 'encoding' => null, 'persistent' => false, 'host' => 'localhost:5432', 'login' => 'garbage', 'password' => '', 'database' => 'garbage', 'init' => true, 'schema' => 'garbage') + $this->_dbConfig);
     $this->expectException();
     $this->assertFalse($db->connect());
     $this->assertFalse($db->isConnected());
     $this->assertTrue($db->disconnect());
     $this->assertFalse($db->isConnected());
 }