public function NestedArrayTest::testUnsetValue in Drupal 8

Same name and namespace in other branches

1. 9 core/tests/Drupal/Tests/Component/Utility/NestedArrayTest.php \Drupal\Tests\Component\Utility\NestedArrayTest::testUnsetValue()
2. 10 core/tests/Drupal/Tests/Component/Utility/NestedArrayTest.php \Drupal\Tests\Component\Utility\NestedArrayTest::testUnsetValue()

Tests unsetting nested array values.

@covers ::unsetValue

File

core/tests/Drupal/Tests/Component/Utility/NestedArrayTest.php, line 110

Class

NestedArrayTest

@coversDefaultClass \Drupal\Component\Utility\NestedArray @group Utility

Namespace

Drupal\Tests\Component\Utility

Code

public function testUnsetValue() {

  // Verify unsetting a non-existing nested element throws no errors and the
  // non-existing key is properly reported.
  $key_existed = NULL;
  $parents = $this->parents;
  $parents[] = 'foo';
  NestedArray::unsetValue($this->form, $parents, $key_existed);
  $this
    ->assertTrue(isset($this->form['details']['element']['#value']), 'Outermost nested element key still exists.');
  $this
    ->assertFalse($key_existed, 'Non-existing key not found.');

  // Verify unsetting a nested element.
  $key_existed = NULL;
  NestedArray::unsetValue($this->form, $this->parents, $key_existed);
  $this
    ->assertFalse(isset($this->form['details']['element']), 'Removed nested element not found.');
  $this
    ->assertTrue($key_existed, 'Existing key was found.');
}