class SelectElementTest in Select (or other) 8

Tests the form element implementation.

@group select_or_other

@covers \Drupal\select_or_other\Element\Select

Hierarchy

• class \Drupal\Tests\UnitTestCase extends \PHPUnit\Framework\TestCase uses PhpunitCompatibilityTrait
  • class \Drupal\Tests\select_or_other\Unit\SelectElementTest

File

tests/src/Unit/SelectElementTest.php, line 17

Namespace

Drupal\Tests\select_or_other\Unit

class SelectElementTest extends UnitTestCase {

  /**
   * Tests the processing of a select or other element.
   */
  public function testProcessSelectOrOther() {

    // Test ElementBase.
    // Make the protected method accessible and invoke it.
    $method = new ReflectionMethod('Drupal\\select_or_other\\Element\\ElementBase', 'addOtherOption');
    $method
      ->setAccessible(TRUE);
    $form_state = new FormState();
    $form = [];
    $original_element = $element = [
      '#name' => 'select_or_other',
      '#no_empty_option' => FALSE,
      '#default_value' => 'default',
      '#required' => TRUE,
      '#multiple' => FALSE,
      '#options' => [
        'first_option' => 'First option',
        'second_option' => "Second option",
      ],
    ];
    $base_expected_element = $expected_element = $element + [
      'select' => [
        '#default_value' => $element['#default_value'],
        '#required' => $element['#required'],
        '#multiple' => $element['#multiple'],
        '#options' => $method
          ->invoke(NULL, $element['#options']),
        '#attributes' => [
          'aria-label' => isset($element['#title']) ? $element['#title'] : $element['#name'],
        ],
        '#weight' => 10,
      ],
      'other' => [
        '#type' => 'textfield',
        '#attributes' => [
          'aria-label' => isset($element['#title']) ? $element['#title'] . ' Other' : $element['#name'] . ' Other',
        ],
        '#weight' => 20,
        '#attributes' => [
          'placeholder' => "Other: please specify here",
        ],
      ],
    ];

    // Test single cardinality Select.
    $element = $original_element;
    $expected_element = array_merge_recursive($base_expected_element, [
      'select' => [
        '#type' => 'select',
      ],
      'other' => [
        '#states' => [
          'visible' => [
            ':input[name="' . $element['#name'] . '[select]"]' => [
              'value' => 'select_or_other',
            ],
          ],
        ],
      ],
    ]);
    $resulting_element = Select::processSelectOrOther($element, $form_state, $form);
    $this
      ->assertArrayEquals($expected_element, $resulting_element);
    $this
      ->assertArrayEquals($resulting_element, $element);

    // Test multiple cardinality Select.
    $element = $original_element;
    $expected_element = array_merge_recursive($base_expected_element, [
      'select' => [
        '#type' => 'select',
        '#multiple' => TRUE,
        '#attached' => [
          'library' => [
            'select_or_other/multiple_select_states_hack',
          ],
        ],
      ],
    ]);
    $element['#multiple'] = $expected_element['#multiple'] = $expected_element['select']['#multiple'] = TRUE;
    $resulting_element = Select::processSelectOrOther($element, $form_state, $form);
    $this
      ->assertArrayEquals($expected_element, $resulting_element);
    $this
      ->assertArrayEquals($resulting_element, $element);
  }

  /**
   * Make sure the empty option gets added when necessary.
   */
  public function testAddEmptyOption() {
    $element = [
      '#required' => TRUE,
      '#default_value' => 'not empty',
    ];
    $empty_option = [
      'select' => [
        '#empty_value' => '',
      ],
    ];
    $arguments = [
      &$element,
    ];
    $add_empty_option = new ReflectionMethod('Drupal\\select_or_other\\Element\\Select', 'addEmptyOption');
    $add_empty_option
      ->setAccessible(TRUE);
    $expected = $element;
    $add_empty_option
      ->invokeArgs(NULL, $arguments);
    $this
      ->assertArrayEquals($expected, $element, 'No empty option is added for required select widgets with a default value.');
    $element['#default_value'] = '';
    $expected = $element + $empty_option;
    $add_empty_option
      ->invokeArgs(NULL, $arguments);
    $this
      ->assertArrayEquals($expected, $element, 'Empty option is added for required select widgets without a default value.');
    $element['#default_value'] = '';
    $element['#required'] = FALSE;
    $expected = $element;
    $add_empty_option
      ->invokeArgs(NULL, $arguments);
    $this
      ->assertArrayEquals($expected, $element, 'No empty option is added for non-required select widgets without a default value.');
    $element['#default_value'] = 'not empty';
    $expected = $element + $empty_option;
    $add_empty_option
      ->invokeArgs(NULL, $arguments);
    $this
      ->assertArrayEquals($expected, $element, 'Empty option is added for non-required select widgets with a default value.');
    $expected['#no_empty_option'] = $element['#no_empty_option'] = FALSE;
    $add_empty_option
      ->invokeArgs(NULL, $arguments);
    $this
      ->assertArrayEquals($expected, $element);
    $element['#no_empty_option'] = TRUE;
    $expected = $element;
    $add_empty_option
      ->invokeArgs(NULL, $arguments);
    $this
      ->assertArrayEquals($expected, $element);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
PhpunitCompatibilityTrait::getMock Deprecated	public	function	Returns a mock object for the specified class using the available method.
PhpunitCompatibilityTrait::setExpectedException Deprecated	public	function	Compatibility layer for PHPUnit 6 to support PHPUnit 4 code.
SelectElementTest::testAddEmptyOption	public	function	Make sure the empty option gets added when necessary.
SelectElementTest::testProcessSelectOrOther	public	function	Tests the processing of a select or other element.
UnitTestCase::$randomGenerator	protected	property	The random generator.
UnitTestCase::$root	protected	property	The app root.	1
UnitTestCase::assertArrayEquals	protected	function	Asserts if two arrays are equal by sorting them first.
UnitTestCase::getBlockMockWithMachineName Deprecated	protected	function	Mocks a block with a block plugin.	1
UnitTestCase::getClassResolverStub	protected	function	Returns a stub class resolver.
UnitTestCase::getConfigFactoryStub	public	function	Returns a stub config factory that behaves according to the passed array.
UnitTestCase::getConfigStorageStub	public	function	Returns a stub config storage that returns the supplied configuration.
UnitTestCase::getContainerWithCacheTagsInvalidator	protected	function	Sets up a container with a cache tags invalidator.
UnitTestCase::getRandomGenerator	protected	function	Gets the random generator for the utility methods.
UnitTestCase::getStringTranslationStub	public	function	Returns a stub translation manager that just returns the passed string.
UnitTestCase::randomMachineName	public	function	Generates a unique random string containing letters and numbers.
UnitTestCase::setUp	protected	function		340