public function FormTest::testFieldFormDefaultValue in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/field/tests/src/Functional/FormTest.php \Drupal\Tests\field\Functional\FormTest::testFieldFormDefaultValue()
2. 10 core/modules/field/tests/src/Functional/FormTest.php \Drupal\Tests\field\Functional\FormTest::testFieldFormDefaultValue()

Tests field widget default values on entity forms.

File

core/modules/field/tests/src/Functional/FormTest.php, line 186

Class

FormTest

Tests field form handling.

Namespace

Drupal\Tests\field\Functional

Code

public function testFieldFormDefaultValue() {
  $field_storage = $this->fieldStorageSingle;
  $field_name = $field_storage['field_name'];
  $this->field['field_name'] = $field_name;
  $default = rand(1, 127);
  $this->field['default_value'] = [
    [
      'value' => $default,
    ],
  ];
  FieldStorageConfig::create($field_storage)
    ->save();
  FieldConfig::create($this->field)
    ->save();
  \Drupal::service('entity_display.repository')
    ->getFormDisplay($this->field['entity_type'], $this->field['bundle'])
    ->setComponent($field_name)
    ->save();

  // Display creation form.
  $this
    ->drupalGet('entity_test/add');

  // Test that the default value is displayed correctly.
  $this
    ->assertFieldByXpath("//input[@name='{$field_name}[0][value]' and @value='{$default}']");

  // Try to submit an empty value.
  $edit = [
    "{$field_name}[0][value]" => '',
  ];
  $this
    ->drupalPostForm(NULL, $edit, t('Save'));
  preg_match('|entity_test/manage/(\\d+)|', $this
    ->getUrl(), $match);
  $id = $match[1];
  $this
    ->assertText(t('entity_test @id has been created.', [
    '@id' => $id,
  ]), 'Entity was created.');
  $entity = EntityTest::load($id);
  $this
    ->assertTrue($entity->{$field_name}
    ->isEmpty(), 'Field is now empty.');
}