Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\field\Tests;
Chris@0: 
Chris@0: use Drupal\Core\Field\FieldStorageDefinitionInterface;
Chris@0: use Drupal\field\Entity\FieldConfig;
Chris@0: use Drupal\field\Entity\FieldStorageConfig;
Chris@0: 
Chris@0: /**
Chris@0:  * Tests field elements in nested forms.
Chris@0:  *
Chris@0:  * @group field
Chris@0:  */
Chris@0: class NestedFormTest extends FieldTestBase {
Chris@0: 
Chris@0:   /**
Chris@0:    * Modules to enable.
Chris@0:    *
Chris@0:    * @var array
Chris@0:    */
Chris@0:   public static $modules = ['field_test', 'entity_test'];
Chris@0: 
Chris@0:   protected function setUp() {
Chris@0:     parent::setUp();
Chris@0: 
Chris@0:     $web_user = $this->drupalCreateUser(['view test entity', 'administer entity_test content']);
Chris@0:     $this->drupalLogin($web_user);
Chris@0: 
Chris@0:     $this->fieldStorageSingle = [
Chris@0:       'field_name' => 'field_single',
Chris@0:       'entity_type' => 'entity_test',
Chris@0:       'type' => 'test_field',
Chris@0:     ];
Chris@0:     $this->fieldStorageUnlimited = [
Chris@0:       'field_name' => 'field_unlimited',
Chris@0:       'entity_type' => 'entity_test',
Chris@0:       'type' => 'test_field',
Chris@0:       'cardinality' => FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED,
Chris@0:     ];
Chris@0: 
Chris@0:     $this->field = [
Chris@0:       'entity_type' => 'entity_test',
Chris@0:       'bundle' => 'entity_test',
Chris@0:       'label' => $this->randomMachineName() . '_label',
Chris@0:       'description' => '[site:name]_description',
Chris@0:       'weight' => mt_rand(0, 127),
Chris@0:       'settings' => [
Chris@0:         'test_field_setting' => $this->randomMachineName(),
Chris@0:       ],
Chris@0:     ];
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Tests Field API form integration within a subform.
Chris@0:    */
Chris@0:   public function testNestedFieldForm() {
Chris@0:     // Add two fields on the 'entity_test'
Chris@0:     FieldStorageConfig::create($this->fieldStorageSingle)->save();
Chris@0:     FieldStorageConfig::create($this->fieldStorageUnlimited)->save();
Chris@0:     $this->field['field_name'] = 'field_single';
Chris@0:     $this->field['label'] = 'Single field';
Chris@0:     FieldConfig::create($this->field)->save();
Chris@0:     entity_get_form_display($this->field['entity_type'], $this->field['bundle'], 'default')
Chris@0:       ->setComponent($this->field['field_name'])
Chris@0:       ->save();
Chris@0:     $this->field['field_name'] = 'field_unlimited';
Chris@0:     $this->field['label'] = 'Unlimited field';
Chris@0:     FieldConfig::create($this->field)->save();
Chris@0:     entity_get_form_display($this->field['entity_type'], $this->field['bundle'], 'default')
Chris@0:       ->setComponent($this->field['field_name'])
Chris@0:       ->save();
Chris@0: 
Chris@0:     // Create two entities.
Chris@0:     $entity_type = 'entity_test';
Chris@0:     $storage = $this->container->get('entity_type.manager')
Chris@0:       ->getStorage($entity_type);
Chris@0: 
Chris@0:     $entity_1 = $storage->create(['id' => 1]);
Chris@0:     $entity_1->enforceIsNew();
Chris@0:     $entity_1->field_single->value = 0;
Chris@0:     $entity_1->field_unlimited->value = 1;
Chris@0:     $entity_1->save();
Chris@0: 
Chris@0:     $entity_2 = $storage->create(['id' => 2]);
Chris@0:     $entity_2->enforceIsNew();
Chris@0:     $entity_2->field_single->value = 10;
Chris@0:     $entity_2->field_unlimited->value = 11;
Chris@0:     $entity_2->save();
Chris@0: 
Chris@0:     // Display the 'combined form'.
Chris@0:     $this->drupalGet('test-entity/nested/1/2');
Chris@0:     $this->assertFieldByName('field_single[0][value]', 0, 'Entity 1: field_single value appears correctly is the form.');
Chris@0:     $this->assertFieldByName('field_unlimited[0][value]', 1, 'Entity 1: field_unlimited value 0 appears correctly is the form.');
Chris@0:     $this->assertFieldByName('entity_2[field_single][0][value]', 10, 'Entity 2: field_single value appears correctly is the form.');
Chris@0:     $this->assertFieldByName('entity_2[field_unlimited][0][value]', 11, 'Entity 2: field_unlimited value 0 appears correctly is the form.');
Chris@0: 
Chris@0:     // Submit the form and check that the entities are updated accordingly.
Chris@0:     $edit = [
Chris@0:       'field_single[0][value]' => 1,
Chris@0:       'field_unlimited[0][value]' => 2,
Chris@0:       'field_unlimited[1][value]' => 3,
Chris@0:       'entity_2[field_single][0][value]' => 11,
Chris@0:       'entity_2[field_unlimited][0][value]' => 12,
Chris@0:       'entity_2[field_unlimited][1][value]' => 13,
Chris@0:     ];
Chris@0:     $this->drupalPostForm(NULL, $edit, t('Save'));
Chris@0:     $entity_1 = $storage->load(1);
Chris@0:     $entity_2 = $storage->load(2);
Chris@0:     $this->assertFieldValues($entity_1, 'field_single', [1]);
Chris@0:     $this->assertFieldValues($entity_1, 'field_unlimited', [2, 3]);
Chris@0:     $this->assertFieldValues($entity_2, 'field_single', [11]);
Chris@0:     $this->assertFieldValues($entity_2, 'field_unlimited', [12, 13]);
Chris@0: 
Chris@0:     // Submit invalid values and check that errors are reported on the
Chris@0:     // correct widgets.
Chris@0:     $edit = [
Chris@0:       'field_unlimited[1][value]' => -1,
Chris@0:     ];
Chris@0:     $this->drupalPostForm('test-entity/nested/1/2', $edit, t('Save'));
Chris@0:     $this->assertRaw(t('%label does not accept the value -1', ['%label' => 'Unlimited field']), 'Entity 1: the field validation error was reported.');
Chris@0:     $error_field = $this->xpath('//input[@id=:id and contains(@class, "error")]', [':id' => 'edit-field-unlimited-1-value']);
Chris@0:     $this->assertTrue($error_field, 'Entity 1: the error was flagged on the correct element.');
Chris@0:     $edit = [
Chris@0:       'entity_2[field_unlimited][1][value]' => -1,
Chris@0:     ];
Chris@0:     $this->drupalPostForm('test-entity/nested/1/2', $edit, t('Save'));
Chris@0:     $this->assertRaw(t('%label does not accept the value -1', ['%label' => 'Unlimited field']), 'Entity 2: the field validation error was reported.');
Chris@0:     $error_field = $this->xpath('//input[@id=:id and contains(@class, "error")]', [':id' => 'edit-entity-2-field-unlimited-1-value']);
Chris@0:     $this->assertTrue($error_field, 'Entity 2: the error was flagged on the correct element.');
Chris@0: 
Chris@0:     // Test that reordering works on both entities.
Chris@0:     $edit = [
Chris@0:       'field_unlimited[0][_weight]' => 0,
Chris@0:       'field_unlimited[1][_weight]' => -1,
Chris@0:       'entity_2[field_unlimited][0][_weight]' => 0,
Chris@0:       'entity_2[field_unlimited][1][_weight]' => -1,
Chris@0:     ];
Chris@0:     $this->drupalPostForm('test-entity/nested/1/2', $edit, t('Save'));
Chris@0:     $this->assertFieldValues($entity_1, 'field_unlimited', [3, 2]);
Chris@0:     $this->assertFieldValues($entity_2, 'field_unlimited', [13, 12]);
Chris@0: 
Chris@0:     // Test the 'add more' buttons. Only Ajax submission is tested, because
Chris@0:     // the two 'add more' buttons present in the form have the same #value,
Chris@0:     // which confuses drupalPostForm().
Chris@0:     // 'Add more' button in the first entity:
Chris@0:     $this->drupalGet('test-entity/nested/1/2');
Chris@0:     $this->drupalPostAjaxForm(NULL, [], 'field_unlimited_add_more');
Chris@0:     $this->assertFieldByName('field_unlimited[0][value]', 3, 'Entity 1: field_unlimited value 0 appears correctly is the form.');
Chris@0:     $this->assertFieldByName('field_unlimited[1][value]', 2, 'Entity 1: field_unlimited value 1 appears correctly is the form.');
Chris@0:     $this->assertFieldByName('field_unlimited[2][value]', '', 'Entity 1: field_unlimited value 2 appears correctly is the form.');
Chris@0:     $this->assertFieldByName('field_unlimited[3][value]', '', 'Entity 1: an empty widget was added for field_unlimited value 3.');
Chris@0:     // 'Add more' button in the first entity (changing field values):
Chris@0:     $edit = [
Chris@0:       'entity_2[field_unlimited][0][value]' => 13,
Chris@0:       'entity_2[field_unlimited][1][value]' => 14,
Chris@0:       'entity_2[field_unlimited][2][value]' => 15,
Chris@0:     ];
Chris@0:     $this->drupalPostAjaxForm(NULL, $edit, 'entity_2_field_unlimited_add_more');
Chris@0:     $this->assertFieldByName('entity_2[field_unlimited][0][value]', 13, 'Entity 2: field_unlimited value 0 appears correctly is the form.');
Chris@0:     $this->assertFieldByName('entity_2[field_unlimited][1][value]', 14, 'Entity 2: field_unlimited value 1 appears correctly is the form.');
Chris@0:     $this->assertFieldByName('entity_2[field_unlimited][2][value]', 15, 'Entity 2: field_unlimited value 2 appears correctly is the form.');
Chris@0:     $this->assertFieldByName('entity_2[field_unlimited][3][value]', '', 'Entity 2: an empty widget was added for field_unlimited value 3.');
Chris@0:     // Save the form and check values are saved correctly.
Chris@0:     $this->drupalPostForm(NULL, [], t('Save'));
Chris@0:     $this->assertFieldValues($entity_1, 'field_unlimited', [3, 2]);
Chris@0:     $this->assertFieldValues($entity_2, 'field_unlimited', [13, 14, 15]);
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Tests entity level validation within subforms.
Chris@0:    */
Chris@0:   public function testNestedEntityFormEntityLevelValidation() {
Chris@0:     // Create two entities.
Chris@0:     $storage = $this->container->get('entity_type.manager')
Chris@0:       ->getStorage('entity_test_constraints');
Chris@0: 
Chris@0:     $entity_1 = $storage->create();
Chris@0:     $entity_1->save();
Chris@0: 
Chris@0:     $entity_2 = $storage->create();
Chris@0:     $entity_2->save();
Chris@0: 
Chris@0:     // Display the 'combined form'.
Chris@0:     $this->drupalGet("test-entity-constraints/nested/{$entity_1->id()}/{$entity_2->id()}");
Chris@0:     $this->assertFieldByName('entity_2[changed]', 0, 'Entity 2: changed value appears correctly in the form.');
Chris@0: 
Chris@0:     // Submit the form and check that the entities are updated accordingly.
Chris@0:     $edit = ['entity_2[changed]' => REQUEST_TIME - 86400];
Chris@0:     $this->drupalPostForm(NULL, $edit, t('Save'));
Chris@0: 
Chris@0:     $elements = $this->cssSelect('.entity-2.error');
Chris@0:     $this->assertEqual(1, count($elements), 'The whole nested entity form has been correctly flagged with an error class.');
Chris@0:   }
Chris@0: 
Chris@0: }