ArgumentValidatorTest.php

<?php

namespace Drupal\Tests\views\Kernel\Plugin;

use Drupal\Tests\views\Kernel\ViewsKernelTestBase;
use Drupal\views\Views;
use Drupal\views_test_data\Plugin\views\argument_validator\ArgumentValidatorTest as ArgumentValidatorTestPlugin;

/**
 * Tests Views argument validators.
 *
 * @group views
 */
class ArgumentValidatorTest extends ViewsKernelTestBase {
    
    /**
     * Views used by this test.
     *
     * @var array
     */
    public static $testViews = [
        'test_view_argument_validate_numeric',
        'test_view',
    ];
    public function testArgumentValidateNumeric() {
        $view = Views::getView('test_view_argument_validate_numeric');
        $view->initHandlers();
        $this->assertFalse($view->argument['null']
            ->validateArgument($this->randomString()));
        // Reset saved argument validation.
        $view->argument['null']->argument_validated = NULL;
        $this->assertTrue($view->argument['null']
            ->validateArgument(12));
    }
    
    /**
     * Tests the argument validator test plugin.
     *
     * @see Drupal\views_test_data\Plugin\views\argument_validator\ArgumentValidatorTest
     */
    public function testArgumentValidatorPlugin() {
        $view = Views::getView('test_view');
        // Add a new argument and set the test plugin for the argument_validator.
        $options = [
            'specify_validation' => TRUE,
            'validate' => [
                'type' => 'argument_validator_test',
            ],
        ];
        $id = $view->addHandler('default', 'argument', 'views_test_data', 'name', $options);
        $view->initHandlers();
        $test_value = $this->randomMachineName();
        $argument = $view->argument[$id];
        $argument->options['validate_options']['test_value'] = $test_value;
        $this->assertFalse($argument->validateArgument($this->randomMachineName()), 'A random value does not validate.');
        // Reset internal flag.
        $argument->argument_validated = NULL;
        $this->assertTrue($argument->validateArgument($test_value), 'The right argument validates.');
        $plugin = $argument->getPlugin('argument_validator');
        $this->assertInstanceOf(ArgumentValidatorTestPlugin::class, $plugin);
        $this->assertFalse($plugin->validateArgument($this->randomMachineName()), 'A random value does not validate.');
        $this->assertTrue($plugin->validateArgument($test_value), 'The right argument validates.');
    }

}