/**
* @magentoAppIsolation enabled
*/
public function testGetChildChildHtml()
{
// Without layout
$this->assertEmpty($this->_block->getChildChildHtml('alias'));
// With layout
$parent1 = $this->_createBlockWithLayout('parent1', 'parent1');
$parent2 = $this->_createBlockWithLayout('parent2', 'parent2');
$block1 = $this->_createBlockWithLayout('block1', 'block1', 'Magento\\Framework\\View\\Element\\Text');
$block2 = $this->_createBlockWithLayout('block2', 'block2', 'Magento\\Framework\\View\\Element\\Text');
$block3 = $this->_createBlockWithLayout('block3', 'block3', 'Magento\\Framework\\View\\Element\\Text');
$block4 = $this->_createBlockWithLayout('block4', 'block4', 'Magento\\Framework\\View\\Element\\Text');
$block1->setText('one');
$block2->setText('two');
$block3->setText('three');
$block4->setText('four');
$parent1->insert($parent2);
$parent2->insert($block1, '-', false, 'block1');
$parent2->insert($block2, '-', false, 'block2');
$parent2->insert($block3, '-', true, 'block3');
$parent1->insert($block4);
$this->assertEquals('twoonethree', $parent1->getChildChildHtml('parent2'));
}
