public function test__toString()
{
$this->tree->add(new Variant('child1'), 'default');
$this->assertTrue(is_string($this->tree->__toString()));
}
/**
* {@inheritDoc}
*/
public function buildVariantTree()
{
if ($this->lastTree) {
return $this->lastTree;
}
$tree = new VariantTree();
foreach ($this->variants as $name => $v) {
//sets default values if any
$mode = VariantInterface::MODE_INSTANT;
if (isset($v['mode'])) {
$mode = $v['mode'];
}
$process = array();
if (isset($v['process'])) {
$process = $v['process'];
}
$parent = NULL;
if (isset($v['parent'])) {
$parent = $v['parent'];
}
//creates the variant instance
$variant = new Variant();
$variant->setName($name);
$variant->setMode($mode);
$variant->setOptions($process);
$tree->add($variant, $parent);
}
$this->lastTree = $tree;
return $tree;
}