function FormTest::testFieldFormSingle

File

core/modules/field/tests/src/Functional/FormTest.php, line 108

Class

FormTest

Tests field form handling.

Namespace

Code

public function testFieldFormSingle() {
    $field_storage = $this->fieldStorageSingle;
    $field_name = $field_storage['field_name'];
    $this->field['field_name'] = $field_name;
    FieldStorageConfig::create($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');
    // Create token value expected for description.
    $token_description = Html::escape($this->config('system.site')
        ->get('name')) . '_description';
    $this->assertText($token_description, 'Token replacement for description is displayed');
    $this->assertFieldByName("{$field_name}[0][value]", '', 'Widget is displayed');
    $this->assertNoField("{$field_name}[1][value]", 'No extraneous widget is displayed');
    // Check that hook_field_widget_form_alter() does not believe this is the
    // default value form.
    $this->assertNoText('From hook_field_widget_form_alter(): Default form is true.', 'Not default value form in hook_field_widget_form_alter().');
    // Check that hook_field_widget_form_alter() does not believe this is the
    // default value form.
    $this->assertNoText('From hook_field_widget_multivalue_form_alter(): Default form is true.', 'Not default value form in hook_field_widget_form_alter().');
    // Submit with invalid value (field-level validation).
    $edit = [
        "{$field_name}[0][value]" => -1,
    ];
    $this->drupalPostForm(NULL, $edit, t('Save'));
    $this->assertRaw(t('%name does not accept the value -1.', [
        '%name' => $this->field['label'],
    ]), 'Field validation fails with invalid input.');
    // TODO : check that the correct field is flagged for error.
    // Create an entity
    $value = mt_rand(1, 127);
    $edit = [
        "{$field_name}[0][value]" => $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);
    $this->assertEqual($entity->{$field_name}->value, $value, 'Field value was saved');
    // Display edit form.
    $this->drupalGet('entity_test/manage/' . $id . '/edit');
    $this->assertFieldByName("{$field_name}[0][value]", $value, 'Widget is displayed with the correct default value');
    $this->assertNoField("{$field_name}[1][value]", 'No extraneous widget is displayed');
    // Update the entity.
    $value = mt_rand(1, 127);
    $edit = [
        "{$field_name}[0][value]" => $value,
    ];
    $this->drupalPostForm(NULL, $edit, t('Save'));
    $this->assertText(t('entity_test @id has been updated.', [
        '@id' => $id,
    ]), 'Entity was updated');
    $this->container
        ->get('entity_type.manager')
        ->getStorage('entity_test')
        ->resetCache([
        $id,
    ]);
    $entity = EntityTest::load($id);
    $this->assertEqual($entity->{$field_name}->value, $value, 'Field value was updated');
    // Empty the field.
    $value = '';
    $edit = [
        "{$field_name}[0][value]" => $value,
    ];
    $this->drupalPostForm('entity_test/manage/' . $id . '/edit', $edit, t('Save'));
    $this->assertText(t('entity_test @id has been updated.', [
        '@id' => $id,
    ]), 'Entity was updated');
    $this->container
        ->get('entity_type.manager')
        ->getStorage('entity_test')
        ->resetCache([
        $id,
    ]);
    $entity = EntityTest::load($id);
    $this->assertTrue($entity->{$field_name}
        ->isEmpty(), 'Field was emptied');
}