public function testToXpath()
{
$element = new ElementNode('*', 'h1');
// h1:checked
$pseudo = new PseudoNode($element, ':', 'checked');
$this->assertEquals("h1[(@selected or @checked) and (name(.) = 'input' or name(.) = 'option')]", (string) $pseudo->toXpath(), '->toXpath() returns the xpath representation of the node');
// h1:first-child
$pseudo = new PseudoNode($element, ':', 'first-child');
$this->assertEquals("*/*[name() = 'h1' and (position() = 1)]", (string) $pseudo->toXpath(), '->toXpath() returns the xpath representation of the node');
// h1:last-child
$pseudo = new PseudoNode($element, ':', 'last-child');
$this->assertEquals("*/*[name() = 'h1' and (position() = last())]", (string) $pseudo->toXpath(), '->toXpath() returns the xpath representation of the node');
// h1:first-of-type
$pseudo = new PseudoNode($element, ':', 'first-of-type');
$this->assertEquals("*/h1[position() = 1]", (string) $pseudo->toXpath(), '->toXpath() returns the xpath representation of the node');
// h1:last-of-type
$pseudo = new PseudoNode($element, ':', 'last-of-type');
$this->assertEquals("*/h1[position() = last()]", (string) $pseudo->toXpath(), '->toXpath() returns the xpath representation of the node');
// h1:only-child
$pseudo = new PseudoNode($element, ':', 'only-child');
$this->assertEquals("*/*[name() = 'h1' and (last() = 1)]", (string) $pseudo->toXpath(), '->toXpath() returns the xpath representation of the node');
// h1:only-of-type
$pseudo = new PseudoNode($element, ':', 'only-of-type');
$this->assertEquals("h1[last() = 1]", (string) $pseudo->toXpath(), '->toXpath() returns the xpath representation of the node');
// h1:empty
$pseudo = new PseudoNode($element, ':', 'empty');
$this->assertEquals("h1[not(*) and not(normalize-space())]", (string) $pseudo->toXpath(), '->toXpath() returns the xpath representation of the node');
}
/**
* @param Node\PseudoNode $node
*
* @return XPathExpr
*/
public function translatePseudo(Node\PseudoNode $node)
{
$xpath = $this->translator->nodeToXPath($node->getSelector());
return $this->translator->addPseudoClass($xpath, $node->getIdentifier());
}