public function TreeItemTest::testIterator in Views tree 8.2

@covers ::getIterator

File

tests/src/Unit/TreeItemTest.php, line 17

Class

TreeItemTest

@coversDefaultClass \Drupal\views_tree\TreeItem @group views_tree

Namespace

Drupal\Tests\views_tree\Unit

Code

public function testIterator() {
  $tree = new TreeItem(NULL);
  $tree
    ->addLeave(1)
    ->addLeave(2)
    ->addLeave(3);
  $this
    ->assertEquals([
    new TreeItem(1),
    new TreeItem(2),
    new TreeItem(3),
  ], iterator_to_array($tree));
}