FieldUIDeleteTest.php

<?php

namespace Drupal\Tests\field_ui\Functional;

use Drupal\field\Entity\FieldConfig;
use Drupal\field\Entity\FieldStorageConfig;
use Drupal\Tests\BrowserTestBase;
use Drupal\Tests\field_ui\Traits\FieldUiTestTrait;
use Drupal\views\Entity\View;
use Drupal\views\Tests\ViewTestData;

/**
 * Tests deletion of a field and their dependencies in the UI.
 *
 * @group field_ui
 */
class FieldUIDeleteTest extends BrowserTestBase {
    use FieldUiTestTrait;
    
    /**
     * Modules to install.
     *
     * @var array
     */
    protected static $modules = [
        'node',
        'field_ui',
        'field_test',
        'block',
        'field_test_views',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Test views to enable.
     *
     * @var string[]
     */
    public static $testViews = [
        'test_view_field_delete',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->drupalPlaceBlock('system_breadcrumb_block');
        $this->drupalPlaceBlock('local_tasks_block');
        $this->drupalPlaceBlock('page_title_block');
        // Create a test user.
        $admin_user = $this->drupalCreateUser([
            'access content',
            'administer content types',
            'administer node fields',
            'administer node form display',
            'administer node display',
            'administer users',
            'administer account settings',
            'administer user display',
            'bypass node access',
        ]);
        $this->drupalLogin($admin_user);
    }
    
    /**
     * Tests that deletion removes field storages and fields as expected.
     */
    public function testDeleteField() {
        $field_label = $this->randomMachineName();
        $field_name_input = 'test';
        $field_name = 'field_test';
        // Create an additional node type.
        $type_name1 = strtolower($this->randomMachineName(8)) . '_test';
        $type1 = $this->drupalCreateContentType([
            'name' => $type_name1,
            'type' => $type_name1,
        ]);
        $type_name1 = $type1->id();
        // Create a new field.
        $bundle_path1 = 'admin/structure/types/manage/' . $type_name1;
        $this->fieldUIAddNewField($bundle_path1, $field_name_input, $field_label);
        // Create an additional node type.
        $type_name2 = strtolower($this->randomMachineName(8)) . '_test';
        $type2 = $this->drupalCreateContentType([
            'name' => $type_name2,
            'type' => $type_name2,
        ]);
        $type_name2 = $type2->id();
        // Add a field to the second node type.
        $bundle_path2 = 'admin/structure/types/manage/' . $type_name2;
        $this->fieldUIAddExistingField($bundle_path2, $field_name, $field_label);
        \Drupal::service('module_installer')->install([
            'views',
        ]);
        ViewTestData::createTestViews(static::class, [
            'field_test_views',
        ]);
        $view = View::load('test_view_field_delete');
        $this->assertNotNull($view);
        $this->assertTrue($view->status());
        // Test that the View depends on the field.
        $dependencies = $view->getDependencies() + [
            'config' => [],
        ];
        $this->assertContains("field.storage.node.{$field_name}", $dependencies['config']);
        // Check the config dependencies of the first field, the field storage must
        // not be shown as being deleted yet.
        $this->drupalGet("{$bundle_path1}/fields/node.{$type_name1}.{$field_name}/delete");
        $this->assertSession()
            ->pageTextNotContains('The listed configuration will be deleted.');
        $this->assertSession()
            ->elementNotExists('xpath', '//ul[@data-drupal-selector="edit-view"]');
        $this->assertSession()
            ->pageTextNotContains('test_view_field_delete');
        // Delete the first field.
        $this->fieldUIDeleteField($bundle_path1, "node.{$type_name1}.{$field_name}", $field_label, $type_name1);
        // Check that the field was deleted.
        $this->assertNull(FieldConfig::loadByName('node', $type_name1, $field_name), 'Field was deleted.');
        // Check that the field storage was not deleted
        $this->assertNotNull(FieldStorageConfig::loadByName('node', $field_name), 'Field storage was not deleted.');
        // Check the config dependencies of the first field.
        $this->drupalGet("{$bundle_path2}/fields/node.{$type_name2}.{$field_name}/delete");
        $this->assertSession()
            ->pageTextContains('The listed configuration will be updated.');
        $this->assertSession()
            ->elementTextEquals('xpath', '//ul[@data-drupal-selector="edit-view"]', 'test_view_field_delete');
        // Test that nothing is scheduled for deletion.
        $this->assertSession()
            ->elementNotExists('css', '#edit-entity-deletes');
        // Delete the second field.
        $this->fieldUIDeleteField($bundle_path2, "node.{$type_name2}.{$field_name}", $field_label, $type_name2);
        // Check that the field was deleted.
        $this->assertNull(FieldConfig::loadByName('node', $type_name2, $field_name), 'Field was deleted.');
        // Check that the field storage was deleted too.
        $this->assertNull(FieldStorageConfig::loadByName('node', $field_name), 'Field storage was deleted.');
        // Test that the View isn't deleted and has been disabled.
        $view = View::load('test_view_field_delete');
        $this->assertNotNull($view);
        $this->assertFalse($view->status());
        // Test that the View no longer depends on the deleted field.
        $dependencies = $view->getDependencies() + [
            'config' => [],
        ];
        $this->assertNotContains("field.storage.node.{$field_name}", $dependencies['config']);
    }

}