EarlyDateTest.php

<?php

namespace Drupal\Tests\taxonomy\Functional;

use Drupal\Core\Datetime\DrupalDateTime;
use Drupal\Core\Field\FieldStorageDefinitionInterface;
use Drupal\taxonomy\Entity\Vocabulary;

/**
 * Posts an article with a taxonomy term and a date prior to 1970.
 *
 * @group taxonomy
 */
class EarlyDateTest extends TaxonomyTestBase {
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    protected static $modules = [
        'node',
        'datetime',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        // Create a tags vocabulary for the 'article' content type.
        $vocabulary = Vocabulary::create([
            'name' => 'Tags',
            'vid' => 'tags',
        ]);
        $vocabulary->save();
        $field_name = 'field_' . $vocabulary->id();
        $handler_settings = [
            'target_bundles' => [
                $vocabulary->id() => $vocabulary->id(),
            ],
            'auto_create' => TRUE,
        ];
        $this->createEntityReferenceField('node', 'article', $field_name, 'Tags', 'taxonomy_term', 'default', $handler_settings, FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED);
        \Drupal::service('entity_display.repository')->getFormDisplay('node', 'article')
            ->setComponent($field_name, [
            'type' => 'entity_reference_autocomplete_tags',
        ])
            ->save();
        $this->drupalLogin($this->drupalCreateUser([
            'administer taxonomy',
            'administer nodes',
            'bypass node access',
        ]));
    }
    
    /**
     * Tests taxonomy functionality with nodes prior to 1970.
     */
    public function testTaxonomyEarlyDateNode() {
        // Posts an article with a taxonomy term and a date prior to 1970.
        $date = new DrupalDateTime('1969-01-01 00:00:00');
        $edit = [];
        $edit['title[0][value]'] = $this->randomMachineName();
        $edit['created[0][value][date]'] = $date->format('Y-m-d');
        $edit['created[0][value][time]'] = $date->format('H:i:s');
        $edit['body[0][value]'] = $this->randomMachineName();
        $edit['field_tags[target_id]'] = $this->randomMachineName();
        $this->drupalGet('node/add/article');
        $this->submitForm($edit, 'Save');
        // Checks that the node has been saved.
        $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
        $this->assertEquals($date->getTimestamp(), $node->getCreatedTime(), 'Legacy node was saved with the right date.');
    }

}