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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Framework\Event\Test\Unit\Observer;
use \Magento\Framework\Event\Observer\Collection;
/**
* Class CollectionTest
*/
class CollectionTest extends \PHPUnit\Framework\TestCase
{
/**
* @var Collection
*/
protected $observerCollection;
protected function setUp()
{
$this->observerCollection = new Collection();
}
protected function tearDown()
{
$this->observerCollection = null;
}
/**
* Create universal observer mock.
* If event parameter is passed - observer mock expects dispatch method to be called with passed event.
*
* @param string $name
* @param \Magento\Framework\Event | null $event
* @return \Magento\Framework\Event\Observer |\PHPUnit_Framework_MockObject_MockObject
*/
protected function getObserverMock($name, $event = null)
{
$observer = $this->createMock(\Magento\Framework\Event\Observer::class);
$observer->expects($this->any())
->method('getName')
->will($this->returnValue($name));
if ($event) {
$observer->expects($this->once())
->method('dispatch')
->with($event);
}
return $observer;
}
public function testAddObserver()
{
$observer = $this->getObserverMock('test_observer');
$this->observerCollection->addObserver($observer);
$this->assertEquals($observer, $this->observerCollection->getObserverByName($observer->getName()));
}
public function testGetAllObservers()
{
$observer1 = $this->getObserverMock('test_observer1');
$observer2 = $this->getObserverMock('test_observer2');
$this->observerCollection->addObserver($observer1);
$this->observerCollection->addObserver($observer2);
$this->assertEquals(
['test_observer1' => $observer1, 'test_observer2' => $observer2],
$this->observerCollection->getAllObservers()
);
}
/**
* @dataProvider observerNameProvider
* @param string $name
*/
public function testGetObserverByName($name)
{
$observer = $this->getObserverMock($name);
$this->observerCollection->addObserver($observer);
$this->assertEquals($observer, $this->observerCollection->getObserverByName($name));
}
/**
* @return array
*/
public function observerNameProvider()
{
return [
['simple_name'],
['1234567890'],
['~!@#$%^&*()_=-}{}'],
['DjnJ2139540___ asdf']
];
}
public function testRemoveObserverByName()
{
$observer1 = $this->getObserverMock('test_observer1');
$observer2 = $this->getObserverMock('test_observer2');
$this->observerCollection->addObserver($observer1);
$this->observerCollection->addObserver($observer2);
$this->assertEquals(
['test_observer1' => $observer1, 'test_observer2' => $observer2],
$this->observerCollection->getAllObservers()
);
$this->observerCollection->removeObserverByName($observer2->getName());
$this->assertEquals(['test_observer1' => $observer1], $this->observerCollection->getAllObservers());
}
public function testDispatch()
{
$eventMock = $this->createMock(\Magento\Framework\Event::class);
$observer1 = $this->getObserverMock('test_observer1', $eventMock);
$observer2 = $this->getObserverMock('test_observer2', $eventMock);
$this->observerCollection->addObserver($observer1);
$this->observerCollection->addObserver($observer2);
$this->observerCollection->dispatch($eventMock);
}
}