Chris@17: <?php
Chris@17: 
Chris@17: namespace Drupal\Tests\field\Functional;
Chris@17: 
Chris@17: use Drupal\field\Entity\FieldConfig;
Chris@17: use Drupal\field\Entity\FieldStorageConfig;
Chris@17: use Drupal\Tests\BrowserTestBase;
Chris@17: 
Chris@17: /**
Chris@17:  * Tests the default value callback.
Chris@17:  *
Chris@17:  * @group field
Chris@17:  */
Chris@17: class FieldDefaultValueCallbackTest extends BrowserTestBase {
Chris@17: 
Chris@17:   /**
Chris@17:    * Modules to enable.
Chris@17:    *
Chris@17:    * @var array
Chris@17:    */
Chris@17:   public static $modules = ['node', 'field_test', 'field_ui'];
Chris@17: 
Chris@17:   /**
Chris@17:    * The field name.
Chris@17:    *
Chris@17:    * @var string
Chris@17:    */
Chris@17:   private $fieldName;
Chris@17: 
Chris@17:   /**
Chris@17:    * {@inheritdoc}
Chris@17:    */
Chris@17:   protected function setUp() {
Chris@17:     parent::setUp();
Chris@17: 
Chris@17:     $this->fieldName = 'field_test';
Chris@17: 
Chris@17:     // Create Article node types.
Chris@17:     if ($this->profile != 'standard') {
Chris@17:       $this->drupalCreateContentType([
Chris@17:         'type' => 'article',
Chris@17:         'name' => 'Article',
Chris@17:       ]);
Chris@17:     }
Chris@17: 
Chris@17:   }
Chris@17: 
Chris@17:   public function testDefaultValueCallbackForm() {
Chris@17:     // Create a field and storage for checking.
Chris@17:     /** @var \Drupal\field\Entity\FieldStorageConfig $field_storage */
Chris@17:     FieldStorageConfig::create([
Chris@17:       'field_name' => $this->fieldName,
Chris@17:       'entity_type' => 'node',
Chris@17:       'type' => 'text',
Chris@17:     ])->save();
Chris@17:     /** @var \Drupal\field\Entity\FieldConfig $field_config */
Chris@17:     $field_config = FieldConfig::create([
Chris@17:       'entity_type' => 'node',
Chris@17:       'field_name' => $this->fieldName,
Chris@17:       'bundle' => 'article',
Chris@17:     ]);
Chris@17:     $field_config->save();
Chris@17: 
Chris@17:     $this->drupalLogin($this->rootUser);
Chris@17: 
Chris@17:     // Check that the default field form is visible when no callback is set.
Chris@17:     $this->drupalGet('/admin/structure/types/manage/article/fields/node.article.field_test');
Chris@17:     $this->assertFieldByName('default_value_input[field_test][0][value]', NULL, 'The default field form is visible.');
Chris@17: 
Chris@17:     // Set a different field value, it should be on the field.
Chris@17:     $default_value = $this->randomString();
Chris@17:     $field_config->setDefaultValue([['value' => $default_value]])->save();
Chris@17:     $this->drupalGet('/admin/structure/types/manage/article/fields/node.article.field_test');
Chris@17:     $this->assertFieldByName('default_value_input[field_test][0][value]', $default_value, 'The default field form is visible.');
Chris@17: 
Chris@17:     // Set a different field value to the field directly, instead of an array.
Chris@17:     $default_value = $this->randomString();
Chris@17:     $field_config->setDefaultValue($default_value)->save();
Chris@17:     $this->drupalGet('/admin/structure/types/manage/article/fields/node.article.field_test');
Chris@17:     $this->assertFieldByName('default_value_input[field_test][0][value]', $default_value, 'The default field form is visible.');
Chris@17: 
Chris@17:     // Set a default value callback instead, and the default field form should
Chris@17:     // not be visible.
Chris@17:     $field_config->setDefaultValueCallback('\Drupal\field_test\FieldDefaultValueCallbackProvider::calculateDefaultValue')->save();
Chris@17:     $this->drupalGet('/admin/structure/types/manage/article/fields/node.article.field_test');
Chris@17:     $this->assertNoFieldByName('default_value_input[field_test][0][value]', 'Calculated default value', 'The default field form is not visible when a callback is defined.');
Chris@17:   }
Chris@17: 
Chris@17: }