function StateValuesCleanTest::testFormStateValuesClean

Tests \Drupal\Core\Form\FormState::cleanValues().

File

core/modules/system/tests/src/Functional/Form/StateValuesCleanTest.php, line 33

Class

StateValuesCleanTest

Tests the proper removal of submitted form values.

Namespace

Code

public function testFormStateValuesClean() {
  $this->drupalGet('form_test/form-state-values-clean');
  $this->submitForm([], 'Submit');
  $values = Json::decode($this->getSession()
    ->getPage()
    ->getContent());
  // Setup the expected result.
  $result = [
    'beer' => 1000,
    'baz' => [
      'beer' => 2000,
    ],
  ];
  // Verify that all internal Form API elements were removed.
  $this->assertFalse(isset($values['form_id']), new FormattableMarkup('%element was removed.', [
    '%element' => 'form_id',
  ]));
  $this->assertFalse(isset($values['form_token']), new FormattableMarkup('%element was removed.', [
    '%element' => 'form_token',
  ]));
  $this->assertFalse(isset($values['form_build_id']), new FormattableMarkup('%element was removed.', [
    '%element' => 'form_build_id',
  ]));
  $this->assertFalse(isset($values['op']), new FormattableMarkup('%element was removed.', [
    '%element' => 'op',
  ]));
  // Verify that all buttons were removed.
  $this->assertFalse(isset($values['foo']), new FormattableMarkup('%element was removed.', [
    '%element' => 'foo',
  ]));
  $this->assertFalse(isset($values['bar']), new FormattableMarkup('%element was removed.', [
    '%element' => 'bar',
  ]));
  $this->assertFalse(isset($values['baz']['foo']), new FormattableMarkup('%element was removed.', [
    '%element' => 'foo',
  ]));
  $this->assertFalse(isset($values['baz']['baz']), new FormattableMarkup('%element was removed.', [
    '%element' => 'baz',
  ]));
  // Verify values manually added for cleaning were removed.
  $this->assertFalse(isset($values['wine']), new FormattableMarkup('%element was removed.', [
    '%element' => 'wine',
  ]));
  // Verify that nested form value still exists.
  $this->assertTrue(isset($values['baz']['beer']), 'Nested form value still exists.');
  // Verify that actual form values equal resulting form values.
  $this->assertEquals($result, $values, 'Expected form values equal actual form values.');
}