public function testUnionFlatten()
{
$this->union->union(new Order\Directed('A', 'B'));
$this->assertCount(1, $this->gateway->select(['item' => 'A']));
$this->assertCount(3, $this->gateway->select(['set' => 'C']));
}
/**
* @expectedException BeaucalQuickUnion\Exception\OptionException
* @expectedExceptionMessage invalid order_class
*/
public function testOrderClassJunk()
{
$this->union->getOptions()->setOrderClass('BeaucalQuickUnion\\Order\\Junk');
$this->union->union('D1', 'D2');
$this->assertEquals($this->union->query('D1'), $this->union->query('D2'));
}