/**
* Tests transformation of a complex multi-select box.
*/
public function testTransformation()
{
$select = $this->getSelectBox();
$group = new SelectBoxGroupTag();
$group->setAttribute('label', 'foo');
$option1 = new SelectBoxOptionTag();
$option1->setAttribute('value', '1');
$option1->setContent('1');
$option1->setAttribute('selected', 'selected');
$option2 = new SelectBoxOptionTag();
$option2->setAttribute('value', '2');
$option2->setContent('2');
$option3 = new SelectBoxOptionTag();
$option3->setAttribute('value', '3');
$option3->setContent('3');
$option3->setAttribute('selected', 'selected');
$option4 = new SelectBoxOptionTag();
$option4->setAttribute('value', '4');
$option4->setContent('4');
$option4->setAttribute('selected', 'selected');
$group->addOptionTag($option1);
$group->addOptionTag($option2);
$group->addOptionTag($option3);
$select->addGroupTag($group);
$select->addOptionTag($option4);
$actual = $select->transform();
// general structure
$this->assertContains('<select multiple="multiple" name="' . self::SELECT_BOX_NAME . '[]"', $actual);
$this->assertContains('</select>', $actual);
$this->assertContains('<optgroup label="foo">', $actual);
$this->assertContains('</optgroup>', $actual);
// selected items
$this->assertContains('<option value="1" selected="selected">1</option>', $actual);
$this->assertContains('<option value="2"', $actual);
$this->assertContains('<option value="3" selected="selected">3</option>', $actual);
$this->assertContains('<option value="4" selected="selected">4</option>', $actual);
}
