public function testAdmin()
{
$description = new FieldDescription();
$admin = $this->getMock('Sonata\\AdminBundle\\Admin\\AdminInterface');
$description->setAdmin($admin);
$this->isInstanceOf('Sonata\\AdminBundle\\Admin\\AdminInterface', $description->getAdmin());
$associationAdmin = $this->getMock('Sonata\\AdminBundle\\Admin\\AdminInterface');
$associationAdmin->expects($this->once())->method('setParentFieldDescription');
$this->assertFalse($description->hasAssociationAdmin());
$description->setAssociationAdmin($associationAdmin);
$this->assertTrue($description->hasAssociationAdmin());
$this->isInstanceOf('Sonata\\AdminBundle\\Admin\\AdminInterface', $description->getAssociationAdmin());
$parent = $this->getMock('Sonata\\AdminBundle\\Admin\\AdminInterface');
$description->setParent($parent);
$this->isInstanceOf('Sonata\\AdminBundle\\Admin\\AdminInterface', $description->getParent());
}
