public function testToSentence()
 {
     $gen = new Generator();
     $sentences = $gen->getSentences(64);
     foreach ($sentences as $sentence) {
         /** @var string $sentence */
         $this->assertRegExp('/^[A-Z][a-z, ]+\\.$/', $sentence, sprintf('Failed to assert "%s" was a valid sentence.', $sentence));
     }
 }