public function FormJSAddMoreTest::testFieldFormJsAddMore in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/field/tests/src/FunctionalJavascript/FormJSAddMoreTest.php \Drupal\Tests\field\FunctionalJavascript\FormJSAddMoreTest::testFieldFormJsAddMore()
2. 10 core/modules/field/tests/src/FunctionalJavascript/FormJSAddMoreTest.php \Drupal\Tests\field\FunctionalJavascript\FormJSAddMoreTest::testFieldFormJsAddMore()

Tests the 'Add more' functionality.

File

core/modules/field/tests/src/FunctionalJavascript/FormJSAddMoreTest.php, line 67

Class

FormJSAddMoreTest

Tests add more behavior for a multiple value field.

Namespace

Drupal\Tests\field\FunctionalJavascript

Code

public function testFieldFormJsAddMore() {
  $this
    ->drupalGet('entity_test/add');
  $assert_session = $this
    ->assertSession();
  $page = $this
    ->getSession()
    ->getPage();
  $add_more_button = $page
    ->findButton('field_unlimited_add_more');

  // First set a value on the first input field.
  $field_0 = $page
    ->findField('field_unlimited[0][value]');
  $field_0
    ->setValue('1');

  // Add another item.
  $add_more_button
    ->click();
  $field_1 = $assert_session
    ->waitForField('field_unlimited[1][value]');
  $this
    ->assertNotEmpty($field_1, 'Successfully added another item.');

  // Validate the value of the first field has not changed.
  $this
    ->assertEquals('1', $field_0
    ->getValue(), 'Value for the first item has not changed.');

  // Validate the value of the second item is empty.
  $this
    ->assertEmpty($field_1
    ->getValue(), 'Value for the second item is currently empty.');

  // Add another item.
  $add_more_button
    ->click();
  $field_2 = $assert_session
    ->waitForField('field_unlimited[2][value]');
  $this
    ->assertNotEmpty($field_2, 'Successfully added another item.');

  // Set values for the 2nd and 3rd fields to validate dragging.
  $field_1
    ->setValue('2');
  $field_2
    ->setValue('3');
  $field_weight_0 = $page
    ->findField('field_unlimited[0][_weight]');
  $field_weight_1 = $page
    ->findField('field_unlimited[1][_weight]');
  $field_weight_2 = $page
    ->findField('field_unlimited[2][_weight]');

  // Assert starting situation matches expectations.
  $this
    ->assertGreaterThan($field_weight_0
    ->getValue(), $field_weight_1
    ->getValue());
  $this
    ->assertGreaterThan($field_weight_1
    ->getValue(), $field_weight_2
    ->getValue());

  // Drag the first row after the third row.
  $dragged = $field_0
    ->find('xpath', 'ancestor::tr[contains(@class, "draggable")]//a[@class="tabledrag-handle"]');
  $target = $field_2
    ->find('xpath', 'ancestor::tr[contains(@class, "draggable")]');
  $dragged
    ->dragTo($target);

  // Assert the order of items is updated correctly after dragging.
  $this
    ->assertGreaterThan($field_weight_2
    ->getValue(), $field_weight_0
    ->getValue());
  $this
    ->assertGreaterThan($field_weight_1
    ->getValue(), $field_weight_2
    ->getValue());

  // Validate the order of items conforms to the last drag action after a
  // updating the form via the server.
  $add_more_button
    ->click();
  $field_3 = $assert_session
    ->waitForField('field_unlimited[3][value]');
  $this
    ->assertNotEmpty($field_3);
  $this
    ->assertGreaterThan($field_weight_2
    ->getValue(), $field_weight_0
    ->getValue());
  $this
    ->assertGreaterThan($field_weight_1
    ->getValue(), $field_weight_2
    ->getValue());

  // Validate no extraneous widget is displayed.
  $element = $page
    ->findField('field_unlimited[4][value]');
  $this
    ->assertEmpty($element);
}