public function test()
{
$config = [1 => [2 => [], 3 => []], 4 => [5]];
$items = [1 => $i1 = new Node(), 2 => $i2 = new Node(), 3 => $i3 = new Node(), 4 => $i4 = new Node(), 5 => $i5 = new Node()];
$builder = new TreeBuilder();
$tree = $builder->build($config, $items);
self::assertEquals([$i1, $i4], array_values($tree));
self::assertEquals(null, $i1->parent());
self::assertEquals(null, $i4->parent());
self::assertTrue($i1 === $i2->parent());
self::assertTrue($i1 === $i3->parent());
self::assertTrue($i4 === $i5->parent(), 'Test config items that requires normalization.');
}
public function test()
{
$config = ['i1' => ['i2' => [], 'i3' => []], 'i4' => ['i5' => []]];
$items = ['i1' => $i1 = new Node(), 'i2' => $i2 = new Node(), 'i3' => $i3 = new Node(), 'i4' => $i4 = new Node(), 'i5' => $i5 = new Node()];
$root = new Node();
$tree = new Tree($root, $config, $items);
$tree->build();
// test root
self::assertTrue($tree->getRoot() === $root);
self::assertTrue($i1->parent() === $root, 'test tree level 1');
self::assertTrue($i5->parent() === $i4, 'test tree level N');
// test append
$newNode = new Node();
$tree->append('i4', 'new', $newNode);
$tree->build();
self::assertTrue($newNode->parent() === $i4);
$items = $i4->children()->toArray();
self::assertTrue(array_pop($items) === $newNode);
// test remove
$tree->remove('new');
$tree->build();
self::assertTrue($newNode->parent() === null);
// test adding same node again
$tree->prepend('i4', 'new', $newNode);
$tree->build();
self::assertTrue($newNode->parent() === $i4);
self::assertTrue($i4->children()->first() === $newNode);
// test addMany
$tree->addMany('i5', ['a' => $a = new Node(), 'b' => $b = new Node()]);
$tree->build();
self::assertTrue($a->parent() === $i5);
self::assertTrue($b->parent() === $i5);
// test move
$tree->move('a', 'b');
$tree->build();
self::assertTrue($a->parent() === $b);
$c = new Node();
$tree->replace('a', $c);
$tree->build();
self::assertTrue($c->parent() === $b);
self::assertTrue($a->parent() === null);
}
