HandlerAliasTest.php

<?php

namespace Drupal\Tests\views\Kernel\Handler;

use Drupal\Tests\views\Kernel\ViewsKernelTestBase;
use Drupal\views\Views;

/**
 * Tests handler table and field aliases.
 *
 * @group views
 */
class HandlerAliasTest extends ViewsKernelTestBase {
    public static $modules = [
        'user',
    ];
    
    /**
     * Views used by this test.
     *
     * @var array
     */
    public static $testViews = [
        'test_filter',
        'test_alias',
    ];
    protected function setUp($import_test_views = TRUE) {
        parent::setUp();
        $this->installEntitySchema('user');
    }
    
    /**
     * {@inheritdoc}
     */
    protected function viewsData() {
        $data = parent::viewsData();
        // User the existing test_filter plugin.
        $data['views_test_data_alias']['table']['real table'] = 'views_test_data';
        $data['views_test_data_alias']['name_alias']['filter']['id'] = 'test_filter';
        $data['views_test_data_alias']['name_alias']['filter']['real field'] = 'name';
        return $data;
    }
    public function testPluginAliases() {
        $view = Views::getView('test_filter');
        $view->initDisplay();
        // Change the filtering.
        $view->displayHandlers
            ->get('default')
            ->overrideOption('filters', [
            'test_filter' => [
                'id' => 'test_filter',
                'table' => 'views_test_data_alias',
                'field' => 'name_alias',
                'operator' => '=',
                'value' => 'John',
                'group' => 0,
            ],
        ]);
        $this->executeView($view);
        $filter = $view->filter['test_filter'];
        // Check the definition values are present.
        $this->assertIdentical($filter->definition['real table'], 'views_test_data');
        $this->assertIdentical($filter->definition['real field'], 'name');
        $this->assertIdentical($filter->table, 'views_test_data');
        $this->assertIdentical($filter->realField, 'name');
        // Test an existing user uid field.
        $view = Views::getView('test_alias');
        $view->initDisplay();
        $this->executeView($view);
        $filter = $view->filter['uid_raw'];
        $this->assertIdentical($filter->definition['real field'], 'uid');
        $this->assertIdentical($filter->field, 'uid_raw');
        $this->assertIdentical($filter->table, 'users_field_data');
        $this->assertIdentical($filter->realField, 'uid');
    }

}