public function testMakeTreePrunesAndInserts()
{
with(new CategorySeeder())->run();
$parent = Category::find(3);
$subtree = array(array('id' => 4, 'name' => 'Child 2.1'), array('name' => 'Child 2.2'), array('name' => 'Child 2.3', 'children' => array(array('name' => 'Child 2.3.1', 'children' => array(array('name' => 'Child 2.3.1.1'), array('name' => 'Child 2.3.1.1'))), array('name' => 'Child 2.3.2'), array('name' => 'Child 2.3.3'))), array('name' => 'Child 2.4'));
$this->assertTrue($parent->makeTree($subtree));
$this->assertTrue(Category::isValidNestedSet());
$expected = array(array('id' => 4, 'name' => 'Child 2.1'), array('id' => 7, 'name' => 'Child 2.2'), array('id' => 8, 'name' => 'Child 2.3', 'children' => array(array('id' => 9, 'name' => 'Child 2.3.1', 'children' => array(array('id' => 10, 'name' => 'Child 2.3.1.1'), array('id' => 11, 'name' => 'Child 2.3.1.1'))), array('id' => 12, 'name' => 'Child 2.3.2'), array('id' => 13, 'name' => 'Child 2.3.3'))), array('id' => 14, 'name' => 'Child 2.4'));
$hierarchy = $parent->reload()->getDescendants()->toHierarchy()->toArray();
$this->assertArraysAreEqual($expected, array_ints_keys(hmap($hierarchy, array('id', 'name'))));
$modified = array(array('id' => 7, 'name' => 'Child 2.2'), array('id' => 8, 'name' => 'Child 2.3'), array('id' => 14, 'name' => 'Child 2.4'), array('name' => 'Child 2.5', 'children' => array(array('name' => 'Child 2.5.1', 'children' => array(array('name' => 'Child 2.5.1.1'), array('name' => 'Child 2.5.1.1'))), array('name' => 'Child 2.5.2'), array('name' => 'Child 2.5.3'))));
$this->assertTrue($parent->makeTree($modified));
$this->assertTrue(Category::isValidNestedSet());
$expected = array(array('id' => 7, 'name' => 'Child 2.2'), array('id' => 8, 'name' => 'Child 2.3'), array('id' => 14, 'name' => 'Child 2.4'), array('id' => 15, 'name' => 'Child 2.5', 'children' => array(array('id' => 16, 'name' => 'Child 2.5.1', 'children' => array(array('id' => 17, 'name' => 'Child 2.5.1.1'), array('id' => 18, 'name' => 'Child 2.5.1.1'))), array('id' => 19, 'name' => 'Child 2.5.2'), array('id' => 20, 'name' => 'Child 2.5.3'))));
$hierarchy = $parent->reload()->getDescendants()->toHierarchy()->toArray();
$this->assertArraysAreEqual($expected, array_ints_keys(hmap($hierarchy, array('id', 'name'))));
}
/**
* Simple function which aids in converting the tree hierarchy into something
* more easily testable...
*
* @param array $nodes
* @return array
*/
function hmap(array $nodes, $preserve = null)
{
$output = array();
foreach ($nodes as $node) {
if (is_null($preserve)) {
$output[$node['name']] = empty($node['children']) ? null : hmap($node['children']);
} else {
$preserve = is_string($preserve) ? array($preserve) : $preserve;
$current = array_only($node, $preserve);
if (array_key_exists('children', $node)) {
$children = $node['children'];
if (count($children) > 0) {
$current['children'] = hmap($children, $preserve);
}
}
$output[] = $current;
}
}
return $output;
}
public function testToHierarchyNestsCorrectlyWithOrder()
{
with(new OrderedCategorySeeder())->run();
$expectedWhole = array('Root A' => null, 'Root Z' => array('Child A' => null, 'Child C' => null, 'Child G' => array('Child G.1' => null)));
$this->assertArraysAreEqual($expectedWhole, hmap(OrderedCategory::all()->toHierarchy()->toArray()));
$expectedSubtreeZ = array('Root Z' => array('Child A' => null, 'Child C' => null, 'Child G' => array('Child G.1' => null)));
$this->assertArraysAreEqual($expectedSubtreeZ, hmap($this->categories('Root Z', 'OrderedCategory')->getDescendantsAndSelf()->toHierarchy()->toArray()));
}
public function testToHierarchyNestsCorrectlyWithScopedOrder()
{
with(new OrderedScopedCategorySeeder())->run();
$expectedWhole1 = array('Root 1' => array('Child 1' => null, 'Child 2' => array('Child 2.1' => null), 'Child 3' => null));
$expectedWhole2 = array('Root 2' => array('Child 4' => null, 'Child 5' => array('Child 5.1' => null), 'Child 6' => null));
$this->assertArraysAreEqual($expectedWhole1, hmap(OrderedScopedCategory::where('company_id', 1)->get()->toHierarchy()->toArray()));
$this->assertArraysAreEqual($expectedWhole2, hmap(OrderedScopedCategory::where('company_id', 2)->get()->toHierarchy()->toArray()));
}