StringFieldTest.php

<?php

namespace Drupal\Tests\field\Functional\String;

use Drupal\Component\Render\FormattableMarkup;
use Drupal\entity_test\Entity\EntityTest;
use Drupal\field\Entity\FieldConfig;
use Drupal\field\Entity\FieldStorageConfig;
use Drupal\Tests\BrowserTestBase;

/**
 * Tests the creation of string fields.
 *
 * @group text
 */
class StringFieldTest extends BrowserTestBase {
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    protected static $modules = [
        'entity_test',
        'file',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * A user without any special permissions.
     *
     * @var \Drupal\user\UserInterface
     */
    protected $webUser;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->webUser = $this->drupalCreateUser([
            'view test entity',
            'administer entity_test content',
            'access content',
        ]);
        $this->drupalLogin($this->webUser);
    }
    // Test fields.
    
    /**
     * Tests widgets.
     */
    public function testTextfieldWidgets() {
        $this->_testTextfieldWidgets('string', 'string_textfield');
        $this->_testTextfieldWidgets('string_long', 'string_textarea');
    }
    
    /**
     * Helper function for testTextfieldWidgets().
     */
    public function _testTextfieldWidgets($field_type, $widget_type) {
        // Create a field.
        $field_name = mb_strtolower($this->randomMachineName());
        $field_storage = FieldStorageConfig::create([
            'field_name' => $field_name,
            'entity_type' => 'entity_test',
            'type' => $field_type,
        ]);
        $field_storage->save();
        FieldConfig::create([
            'field_storage' => $field_storage,
            'bundle' => 'entity_test',
            'label' => $this->randomMachineName() . '_label',
        ])
            ->save();
        
        /** @var \Drupal\Core\Entity\EntityDisplayRepositoryInterface $display_repository */
        $display_repository = \Drupal::service('entity_display.repository');
        $display_repository->getFormDisplay('entity_test', 'entity_test')
            ->setComponent($field_name, [
            'type' => $widget_type,
            'settings' => [
                'placeholder' => 'A placeholder on ' . $widget_type,
            ],
        ])
            ->save();
        $display_repository->getViewDisplay('entity_test', 'entity_test', 'full')
            ->setComponent($field_name)
            ->save();
        // Display creation form.
        $this->drupalGet('entity_test/add');
        $this->assertSession()
            ->fieldValueEquals("{$field_name}[0][value]", '');
        $this->assertSession()
            ->fieldNotExists("{$field_name}[0][format]");
        $this->assertSession()
            ->responseContains(new FormattableMarkup('placeholder="A placeholder on @widget_type"', [
            '@widget_type' => $widget_type,
        ]));
        // Submit with some value.
        $value = $this->randomMachineName();
        $edit = [
            "{$field_name}[0][value]" => $value,
        ];
        $this->submitForm($edit, 'Save');
        preg_match('|entity_test/manage/(\\d+)|', $this->getUrl(), $match);
        $id = $match[1];
        $this->assertSession()
            ->pageTextContains('entity_test ' . $id . ' has been created.');
        // Display the entity.
        $entity = EntityTest::load($id);
        $display = $display_repository->getViewDisplay($entity->getEntityTypeId(), $entity->bundle(), 'full');
        $content = $display->build($entity);
        $rendered_entity = \Drupal::service('renderer')->renderRoot($content);
        $this->assertStringContainsString($value, (string) $rendered_entity);
    }

}