/**
* Test with the `ArrayAccess` interface if an attribute can be unset.
*/
public function testOffsetUnset()
{
$doc = new XMLDocument();
$config = $doc->root('config');
$config['attr'] = true;
unset($config['attr']);
$this->assertFalse(isset($config['attr']));
}
/**
* Test if the `toString` method returns a node value as string.
*/
public function testToStringReturnsStringValue()
{
$doc = new XMLDocument();
$doc->root('config')->attribute('email', '*****@*****.**');
$this->assertSame('*****@*****.**', $doc('#/config/@email')->toString());
}
