public function testRenameElement()
{
$this->_populateSampleStructure();
// rename element and see how children got updated
$element = $this->_structure->getElement('four');
$this->assertNotEmpty($element);
$this->assertFalse($this->_structure->getElement('four.5'));
$this->assertSame($this->_structure, $this->_structure->renameElement('four', 'four.5'));
$this->assertSame($element, $this->_structure->getElement('four.5'));
$this->assertEquals('four.5', $this->_structure->getAttribute('two', Magento_Data_Structure::PARENT));
$this->assertEquals('four.5', $this->_structure->getAttribute('three', Magento_Data_Structure::PARENT));
// rename element and see how parent got updated
$this->_structure->renameElement('three', 'three.5');
// first child
$this->assertSame(array('three.5' => 'th', 'two' => 'tw'), $this->_structure->getChildren('four.5'));
$this->_structure->renameElement('two', 'two.5');
// second and last child
$this->assertSame(array('three.5' => 'th', 'two.5' => 'tw'), $this->_structure->getChildren('four.5'));
}
/**
* Rename element in layout and layout structure
*
* @param string $oldName
* @param string $newName
* @return bool
*/
public function renameElement($oldName, $newName)
{
if (isset($this->_blocks[$oldName])) {
$block = $this->_blocks[$oldName];
$this->_blocks[$oldName] = null;
unset($this->_blocks[$oldName]);
$this->_blocks[$newName] = $block;
}
$this->_structure->renameElement($oldName, $newName);
return $this;
}
