/**
* Gets a random word of <length> characters for the <lang> language
* <lang> must be an iso2 code in lower case
*
* @param int $length
* @param string $lang
* @param float $complexity
*
* @throws \InvalidArgumentException
*
* @return Word
*/
public function getRandomWord($length, $lang = 'en', $complexity = null)
{
$word = $this->wordRepository->getRandomWord($length, $lang, $complexity);
if (!$word) {
throw new \InvalidArgumentException('Could not find a word');
}
return $word;
}
private function repositoryWillNotReturnWord()
{
$this->repository->shouldReceive('getRandomWord')->with($this->length, $this->lang, $this->complexity)->andReturn(null);
}