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<?php
namespace Drupal\Tests\Core\Form;
use Drupal\Core\Form\FormHelper;
use Drupal\Tests\UnitTestCase;
/**
* @coversDefaultClass \Drupal\Core\Form\FormHelper
* @group Form
*/
class FormHelperTest extends UnitTestCase {
/**
* Tests rewriting the #states selectors.
*
* @covers ::rewriteStatesSelector
*/
public function testRewriteStatesSelector() {
// Simple selectors.
$value = ['value' => 'medium'];
$form['foo']['#states'] = [
'visible' => [
'select[name="fields[foo-id][settings_edit_form][settings][image_style]"]' => $value,
],
];
FormHelper::rewriteStatesSelector($form, 'fields[foo-id][settings_edit_form]', 'options');
$expected_selector = 'select[name="options[settings][image_style]"]';
$this->assertSame($form['foo']['#states']['visible'][$expected_selector], $value, 'The #states selector was not properly rewritten.');
// Complex selectors.
$form = [];
$form['bar']['#states'] = [
'visible' => [
[
':input[name="menu[type]"]' => ['value' => 'normal'],
],
[
':input[name="menu[type]"]' => ['value' => 'tab'],
],
':input[name="menu[type]"]' => ['value' => 'default tab'],
],
// Example from https://www.drupal.org/node/1464758
'disabled' => [
'[name="menu[options][dependee_1]"]' => ['value' => 'ON'],
[
['[name="menu[options][dependee_2]"]' => ['value' => 'ON']],
['[name="menu[options][dependee_3]"]' => ['value' => 'ON']],
],
[
['[name="menu[options][dependee_4]"]' => ['value' => 'ON']],
'xor',
['[name="menu[options][dependee_5]"]' => ['value' => 'ON']],
],
],
];
$expected['bar']['#states'] = [
'visible' => [
[
':input[name="options[type]"]' => ['value' => 'normal'],
],
[
':input[name="options[type]"]' => ['value' => 'tab'],
],
':input[name="options[type]"]' => ['value' => 'default tab'],
],
'disabled' => [
'[name="options[options][dependee_1]"]' => ['value' => 'ON'],
[
['[name="options[options][dependee_2]"]' => ['value' => 'ON']],
['[name="options[options][dependee_3]"]' => ['value' => 'ON']],
],
[
['[name="options[options][dependee_4]"]' => ['value' => 'ON']],
'xor',
['[name="options[options][dependee_5]"]' => ['value' => 'ON']],
],
],
];
FormHelper::rewriteStatesSelector($form, 'menu', 'options');
$this->assertSame($expected, $form, 'The #states selectors were properly rewritten.');
}
}