function NestedArrayTest::testSetValue

Tests setting nested array values.

@covers ::setValue

File

core/tests/Drupal/Tests/Component/Utility/NestedArrayTest.php, line 80

Class

NestedArrayTest

@coversDefaultClass \Drupal\Component\Utility\NestedArray[[api-linebreak]] @group Utility

Namespace

Code

public function testSetValue() : void {
  $new_value = [
    '#value' => 'New value',
    '#required' => TRUE,
  ];
  // Verify setting the value of a nested element.
  NestedArray::setValue($this->form, $this->parents, $new_value);
  $this->assertSame('New value', $this->form['details']['element']['#value'], 'Changed nested element value found.');
  $this->assertTrue($this->form['details']['element']['#required'], 'New nested element value found.');
  $this->expectException(\LogicException::class);
  $this->expectExceptionMessage('Cannot create key "child" on non-array value.');
  NestedArray::setValue($this->form, [
    'details',
    'element',
    '#value',
    'child',
  ], $new_value);
}