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'); } }