public function testRetrieveRoot()
{
$this->assertTrue(method_exists('Table9Peer', 'retrieveRoot'), 'nested_set adds a retrieveRoot() method');
Table9Peer::doDeleteAll();
$this->assertNull(Table9Peer::retrieveRoot(), 'retrieveRoot() returns null as long as no root node is defined');
$t1 = new Table9();
$t1->setLeftValue(123);
$t1->setRightValue(456);
$t1->save();
$this->assertNull(Table9Peer::retrieveRoot(), 'retrieveRoot() returns null as long as no root node is defined');
$t2 = new Table9();
$t2->setLeftValue(1);
$t2->setRightValue(2);
$t2->save();
$this->assertEquals(Table9Peer::retrieveRoot(), $t2, 'retrieveRoot() retrieves the root node');
}
public function testGetIterator()
{
$fixtures = $this->initTree();
$this->assertTrue(method_exists('Table9', 'getIterator'), 'nested_set adds a getIterator() method');
$root = Table9Peer::retrieveRoot();
$iterator = $root->getIterator();
$this->assertTrue($iterator instanceof NestedSetRecursiveIterator, 'getIterator() returns a NestedSetRecursiveIterator');
foreach ($iterator as $node) {
$expected = array_shift($fixtures);
$this->assertEquals($expected, $node, 'getIterator returns an iterator parsing the tree order by left column');
}
}
