public function FractionFieldTest::testFractionWidgetDecimalEditNull in Fraction 8

Same name and namespace in other branches

1. 2.x tests/src/Functional/FractionFieldTest.php \Drupal\Tests\fraction\Functional\FractionFieldTest::testFractionWidgetDecimalEditNull()

Tests that editing an empty fraction doesn't show a 0.

See also

https://www.drupal.org/project/fraction/issues/3096236

File

tests/src/Functional/FractionFieldTest.php, line 337

Class

FractionFieldTest

Tests the creation of fraction fields.

Namespace

Drupal\Tests\fraction\Functional

Code

public function testFractionWidgetDecimalEditNull() {

  // Create a field with settings to validate.
  $field_name = mb_strtolower($this
    ->randomMachineName());
  FieldStorageConfig::create([
    'field_name' => $field_name,
    'entity_type' => 'entity_test',
    'type' => 'fraction',
  ])
    ->save();
  FieldConfig::create([
    'field_name' => $field_name,
    'entity_type' => 'entity_test',
    'bundle' => 'entity_test',
  ])
    ->save();

  /** @var \Drupal\Core\Entity\EntityDisplayRepositoryInterface $display_repository */
  $display_repository = \Drupal::service('entity_display.repository');
  $display_repository
    ->getFormDisplay('entity_test', 'entity_test')
    ->setComponent($field_name, [
    'type' => 'fraction_decimal',
  ])
    ->save();
  $display_repository
    ->getViewDisplay('entity_test', 'entity_test')
    ->setComponent($field_name, [
    'type' => 'fraction_decimal',
  ])
    ->save();

  // Display creation form.
  $this
    ->drupalGet('entity_test/add');
  $this
    ->assertFieldByName("{$field_name}[0][decimal]", '', 'Widget is displayed');

  // Submit decimal value.
  $value = '1.234';
  $edit = [
    "{$field_name}[0][decimal]" => $value,
  ];
  $this
    ->drupalPostForm(NULL, $edit, $this
    ->t('Save'));
  preg_match('|entity_test/manage/(\\d+)|', $this
    ->getUrl(), $match);
  $id = $match[1];
  $this
    ->assertText($this
    ->t('entity_test @id has been created.', [
    '@id' => $id,
  ]), 'Entity was created');
  $this
    ->assertRaw($value, 'Value is displayed.');

  // Empty the field.
  $edit = [
    "{$field_name}[0][decimal]" => NULL,
  ];
  $this
    ->drupalPostForm("entity_test/manage/{$id}/edit", $edit, $this
    ->t('Save'));
  $this
    ->assertNoRaw($value, 'Value is removed.');

  // The field should have no value (not 0, just empty).
  $this
    ->drupalGet("entity_test/manage/{$id}/edit");
  $elements = $this
    ->xpath($this
    ->constructFieldXpath('name', "{$field_name}[0][decimal]"));
  $element = reset($elements);
  $this
    ->assertIdentical($element
    ->getValue(), '', 'Field is empty');
}