Clear out the data in the junction table for a given entity.
| public cascadeDelete ( Cake\Datasource\EntityInterface $entity, array $options = [] ) : boolean | ||
| $entity | Cake\Datasource\EntityInterface | The entity that started the cascading delete. |
| $options | array | The options for the original delete. |
| return | boolean | Success. |
/**
* Test cascading deletes with callbacks.
*
* @return void
*/
public function testCascadeDeleteWithCallbacks()
{
$articleTag = TableRegistry::get('ArticlesTags');
$config = ['sourceTable' => $this->article, 'targetTable' => $this->tag, 'cascadeCallbacks' => true];
$association = new BelongsToMany('Tag', $config);
$association->junction($articleTag);
$this->article->association($articleTag->alias());
$counter = $this->getMockBuilder('StdClass')->setMethods(['__invoke'])->getMock();
$counter->expects($this->exactly(2))->method('__invoke');
$articleTag->eventManager()->on('Model.beforeDelete', $counter);
$this->assertEquals(2, $articleTag->find()->where(['article_id' => 1])->count());
$entity = new Entity(['id' => 1, 'name' => 'PHP']);
$association->cascadeDelete($entity);
$this->assertEquals(0, $articleTag->find()->where(['article_id' => 1])->count());
}
/**
* Test cascading deletes with callbacks.
*
* @return void
*/
public function testCascadeDeleteWithCallbacks()
{
$articleTag = $this->getMock('Cake\\ORM\\Table', ['find', 'delete'], []);
$config = ['sourceTable' => $this->article, 'targetTable' => $this->tag, 'cascadeCallbacks' => true];
$association = new BelongsToMany('Tag', $config);
$association->junction($articleTag);
$this->article->association($articleTag->alias())->conditions(['click_count' => 3]);
$articleTagOne = new Entity(['article_id' => 1, 'tag_id' => 2]);
$articleTagTwo = new Entity(['article_id' => 1, 'tag_id' => 4]);
$iterator = new \ArrayIterator([$articleTagOne, $articleTagTwo]);
$query = $this->getMock('\\Cake\\ORM\\Query', [], [], '', false);
$query->expects($this->at(0))->method('where')->with(['click_count' => 3])->will($this->returnSelf());
$query->expects($this->at(1))->method('where')->with(['article_id' => 1])->will($this->returnSelf());
$query->expects($this->any())->method('getIterator')->will($this->returnValue($iterator));
$articleTag->expects($this->once())->method('find')->will($this->returnValue($query));
$articleTag->expects($this->at(1))->method('delete')->with($articleTagOne, []);
$articleTag->expects($this->at(2))->method('delete')->with($articleTagTwo, []);
$articleTag->expects($this->never())->method('deleteAll');
$entity = new Entity(['id' => 1, 'name' => 'PHP']);
$association->cascadeDelete($entity);
}
