HandlerFilterCurrentUserTest.php

<?php

namespace Drupal\Tests\user\Kernel\Views;

use Drupal\views\Views;
use Drupal\Core\Session\AnonymousUserSession;

/**
 * Tests the current user filter handler.
 *
 * @group user
 * @see \Drupal\user\Plugin\views\filter\Current
 */
class HandlerFilterCurrentUserTest extends UserKernelTestBase {
    
    /**
     * Views used by this test.
     *
     * @var array
     */
    public static $testViews = [
        'test_filter_current_user',
    ];
    
    /**
     * The current user.
     *
     * @var \Drupal\Core\Session\AccountProxy
     */
    protected $currentUser;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp($import_test_views = TRUE) : void {
        parent::setUp();
        $this->currentUser = $this->container
            ->get('current_user');
        $this->setupPermissionTestData();
    }
    
    /**
     * Tests the current user filter handler with anonymous user.
     */
    public function testFilterCurrentUserAsAnonymous() {
        $column_map = [
            'uid' => 'uid',
        ];
        $this->currentUser
            ->setAccount(new AnonymousUserSession());
        $view = Views::getView('test_filter_current_user');
        $view->initHandlers();
        $view->filter['uid_current']->value = 0;
        $this->executeView($view);
        $expected[] = [
            'uid' => 1,
        ];
        $expected[] = [
            'uid' => 2,
        ];
        $expected[] = [
            'uid' => 3,
        ];
        $expected[] = [
            'uid' => 4,
        ];
        $this->assertIdenticalResultset($view, $expected, $column_map, 'Anonymous account can view all accounts when current filter is FALSE.');
        $view->destroy();
        $view = Views::getView('test_filter_current_user');
        $view->initHandlers();
        $view->filter['uid_current']->value = 1;
        $this->executeView($view);
        $expected = [];
        $this->assertIdenticalResultset($view, $expected, $column_map, 'Anonymous account can view zero accounts when current filter is TRUE.');
        $view->destroy();
    }
    
    /**
     * Tests the current user filter handler with logged-in user.
     */
    public function testFilterCurrentUserAsUser() {
        $column_map = [
            'uid' => 'uid',
        ];
        $user = reset($this->users);
        $this->currentUser
            ->setAccount($user);
        $view = Views::getView('test_filter_current_user');
        $view->initHandlers();
        $view->filter['uid_current']->value = 0;
        $this->executeView($view);
        $expected = [];
        $expected[] = [
            'uid' => 2,
        ];
        $expected[] = [
            'uid' => 3,
        ];
        $expected[] = [
            'uid' => 4,
        ];
        $this->assertIdenticalResultset($view, $expected, $column_map, 'User can view all users except itself when current filter is FALSE.');
        $view->destroy();
        $view = Views::getView('test_filter_current_user');
        $view->initHandlers();
        $view->filter['uid_current']->value = 1;
        $this->executeView($view);
        $expected = [];
        $expected[] = [
            'uid' => 1,
        ];
        $this->assertIdenticalResultset($view, $expected, $column_map, 'User can only view itself when current filter is TRUE.');
        $view->destroy();
    }

}