function FormTest::testFieldFormMultipleWidget

Tests widgets handling multiple values.

File

core/modules/field/tests/src/Functional/FormTest.php, line 421

Class

FormTest

Tests field form handling.

Namespace

Code

public function testFieldFormMultipleWidget() {
    // Create a field with fixed cardinality, configure the form to use a
    // "multiple" widget.
    $field_storage = $this->fieldStorageMultiple;
    $field_name = $field_storage['field_name'];
    $this->field['field_name'] = $field_name;
    FieldStorageConfig::create($field_storage)->save();
    FieldConfig::create($this->field)
        ->save();
    $form = \Drupal::service('entity_display.repository')->getFormDisplay($this->field['entity_type'], $this->field['bundle'], 'default')
        ->setComponent($field_name, [
        'type' => 'test_field_widget_multiple',
    ]);
    $form->save();
    $session = $this->assertSession();
    // Display creation form.
    $this->drupalGet('entity_test/add');
    $this->assertFieldByName($field_name, '', 'Widget is displayed.');
    // Create entity with three values.
    $edit = [
        $field_name => '1, 2, 3',
    ];
    $this->drupalPostForm(NULL, $edit, t('Save'));
    preg_match('|entity_test/manage/(\\d+)|', $this->getUrl(), $match);
    $id = $match[1];
    // Check that the values were saved.
    $entity_init = EntityTest::load($id);
    $this->assertFieldValues($entity_init, $field_name, [
        1,
        2,
        3,
    ]);
    // Display the form, check that the values are correctly filled in.
    $this->drupalGet('entity_test/manage/' . $id . '/edit');
    $this->assertFieldByName($field_name, '1, 2, 3', 'Widget is displayed.');
    // Submit the form with more values than the field accepts.
    $edit = [
        $field_name => '1, 2, 3, 4, 5',
    ];
    $this->drupalPostForm(NULL, $edit, t('Save'));
    $this->assertRaw('this field cannot hold more than 4 values', 'Form validation failed.');
    // Check that the field values were not submitted.
    $this->assertFieldValues($entity_init, $field_name, [
        1,
        2,
        3,
    ]);
    // Check that Attributes are rendered on the multivalue container if it is
    // a multiple widget form.
    $form->setComponent($field_name, [
        'type' => 'entity_reference_autocomplete',
    ])
        ->save();
    $this->drupalGet('entity_test/manage/' . $id . '/edit');
    $name = str_replace('_', '-', $field_name);
    $session->responseContains('data-drupal-selector="edit-' . $name . '"');
}