public function testRewind()
{
$iterator = new WordsIterator(new Words('text text'));
$iterator->next();
$iterator->next();
$iterator->next();
$iterator->next();
$iterator->next();
$iterator->next();
$this->assertTrue($iterator->valid());
$iterator->rewind();
$this->assertEquals(0, $iterator->current());
}
/**
* @param WordsIterator $iterator
* @param int $length
* @throws InvalidArgumentException
* @return string
*/
public function getLongestDistanceMatchingWord(WordsIterator $iterator, $length)
{
if (!is_int($length)) {
throw new InvalidArgumentException('Parameter $length must be an integer');
}
$textLength = $this->textLength;
$word = '';
while (--$textLength && $iterator->valid()) {
if (!preg_match("/^{$this->getBasePattern()}\$/", $this->text[$textLength])) {
if ($this->matchWord($word) && strlen($word) == $length) {
$word = strrev($word);
break;
}
$word = '';
continue;
}
$word .= $this->text[$textLength];
}
return $word;
}