sminnee / silverstripe-framework

	 * @param array $nodes Breadcrumb path as array

	 * @param String $message

	 */

	protected function assertTreeContains($html, $nodes, $message = null) {

		$parser = new CSSContentParser($html);

		$xpath = '/';

		foreach($nodes as $node) $xpath .= '/ul/li[@id="' . $node->ID . '"]';

		$match = $parser->getByXpath($xpath);

		self::assertThat((bool)$match, self::isTrue(), $message);

	}

	/**

	 * @param String $html  [description]

	 * @param array $nodes Breadcrumb path as array

	 * @param String $message

	 */

	protected function assertTreeNotContains($html, $nodes, $message = null) {

		$parser = new CSSContentParser($html);

		$xpath = '/';

		foreach($nodes as $node) $xpath .= '/ul/li[@id="' . $node->ID . '"]';

		$match = $parser->getByXpath($xpath);

		self::assertThat((bool)$match, self::isFalse(), $message);

	}

	/**

	 * Get the HTML class attribute from a node in the sitetree