files = glob($directory.DIRECTORY_SEPARATOR."*.html");
}
/**
* Return the current element
* @link http://php.net/manual/en/iterator.current.php
* @return mixed Can return any type.
* @since 5.0.0
*/
public function current()
{
return $this->loadHtmlFile($this->key);
}
/**
* Move forward to next element
* @link http://php.net/manual/en/iterator.next.php
* @return void Any returned value is ignored.
* @since 5.0.0
*/
public function next()
{
$this->key++;
}
/**
* Return the key of the current element
* @link http://php.net/manual/en/iterator.key.php
* @return mixed scalar on success, or null on failure.
* @since 5.0.0
*/
public function key()
{
return basename($this->files[$this->key]);
}
/**
* Checks if current position is valid
* @link http://php.net/manual/en/iterator.valid.php
* @return boolean The return value will be casted to boolean and then evaluated.
* Returns true on success or false on failure.
* @since 5.0.0
*/
public function valid()
{
return isset($this->files[$this->key]);
}
/**
* Rewind the Iterator to the first element
* @link http://php.net/manual/en/iterator.rewind.php
* @return void Any returned value is ignored.
* @since 5.0.0
*/
public function rewind()
{
$this->key = 0;
}
protected function loadHtmlFile($key)
{
$filename = $this->files[$key];
if (!isset($this->loadedDiffs[$filename])) {
$html = file_get_contents($filename);
$oldText = $this->parseTagContent('oldText', $html);
$newText = $this->parseTagContent('newText', $html);
$expected = $this->parseTagContent('expected', $html);
if (null === $expected) {
throw new \Exception('HTML fixture content should have an tag.');
}
$this->loadedDiffs[$filename] = array($oldText, $newText, $expected);
}
return $this->loadedDiffs[$filename];
}
protected function parseTagContent($tagName, $html)
{
$matches = array();
if (preg_match(sprintf('/<%s\s*[^>]*>(.*)<\/%s\s*>/is', $tagName, $tagName), $html, $matches)) {
return $matches[1];
}
return null;
}
}