public function testEntityMethodDeleteRelationships()
{
$this->assertTrue($this->entity1->addRelationship($this->entity2->guid, 'test_relationship'));
$r = check_entity_relationship($this->entity1->guid, 'test_relationship', $this->entity2->guid);
$this->assertIsA($r, 'ElggRelationship');
$this->assertTrue($this->entity1->addRelationship($this->entity3->guid, 'test_relationship'));
$r = check_entity_relationship($this->entity1->guid, 'test_relationship', $this->entity3->guid);
$this->assertIsA($r, 'ElggRelationship');
$this->assertTrue($this->entity3->addRelationship($this->entity1->guid, 'test_relationship'));
$r = check_entity_relationship($this->entity3->guid, 'test_relationship', $this->entity1->guid);
$this->assertIsA($r, 'ElggRelationship');
$this->assertTrue($this->entity1->deleteRelationships('test_relationship'));
$this->assertFalse(check_entity_relationship($this->entity1->guid, 'test_relationship', $this->entity2->guid));
$this->assertFalse(check_entity_relationship($this->entity1->guid, 'test_relationship', $this->entity3->guid));
// inverse relationships should be gone too
$this->assertFalse(check_entity_relationship($this->entity3->guid, 'test_relationship', $this->entity1->guid));
// Repeat above test, but with no relationship - should remove all relationships
$this->assertTrue($this->entity1->addRelationship($this->entity2->guid, 'test_relationship'));
$r = check_entity_relationship($this->entity1->guid, 'test_relationship', $this->entity2->guid);
$this->assertIsA($r, 'ElggRelationship');
$this->assertTrue($this->entity1->addRelationship($this->entity3->guid, 'test_relationship'));
$r = check_entity_relationship($this->entity1->guid, 'test_relationship', $this->entity3->guid);
$this->assertIsA($r, 'ElggRelationship');
$this->assertTrue($this->entity3->addRelationship($this->entity1->guid, 'test_relationship'));
$r = check_entity_relationship($this->entity3->guid, 'test_relationship', $this->entity1->guid);
$this->assertIsA($r, 'ElggRelationship');
$this->assertTrue($this->entity1->addRelationship($this->entity2->guid, 'test_relationship2'));
$r = check_entity_relationship($this->entity1->guid, 'test_relationship2', $this->entity2->guid);
$this->assertIsA($r, 'ElggRelationship');
$this->assertTrue($this->entity1->addRelationship($this->entity3->guid, 'test_relationship2'));
$r = check_entity_relationship($this->entity1->guid, 'test_relationship2', $this->entity3->guid);
$this->assertIsA($r, 'ElggRelationship');
$this->assertTrue($this->entity1->deleteRelationships());
$this->assertFalse(check_entity_relationship($this->entity1->guid, 'test_relationship', $this->entity2->guid));
$this->assertFalse(check_entity_relationship($this->entity1->guid, 'test_relationship', $this->entity3->guid));
$this->assertFalse(check_entity_relationship($this->entity1->guid, 'test_relationship2', $this->entity2->guid));
$this->assertFalse(check_entity_relationship($this->entity1->guid, 'test_relationship2', $this->entity3->guid));
// inverse relationships should be gone too
$this->assertFalse(check_entity_relationship($this->entity3->guid, 'test_relationship', $this->entity1->guid));
}