public function testClearConnectors()
{
$list = array('key1' => $this->getMockConnector(), 'key2' => $this->getMockConnector(), 'key3' => $this->getMockConnector());
$this->assertEquals(array(), DbRegistry::getAllConnectors());
$this->assertNull(DbRegistry::setConnectors($list));
$this->assertNull(DbRegistry::loadConnectors($list));
$this->assertNull(DbRegistry::clearConnectors());
$this->assertFalse(DbRegistry::isConnector('key1'));
$this->assertFalse(DbRegistry::isConnector('key2'));
$this->assertFalse(DbRegistry::isConnector('key3'));
$this->assertEquals(array(), DbRegistry::getAllConnectors());
}
