public function testCheckingTotalWordListCoverage() { $first = new WordList(); $first->addWord('foo'); $first->addWord('foo'); $first->addWord('bar'); $first->addWord('baz'); $first->addWord('foo'); $second = new WordList(); $second->addWord('baz'); $second->addWord('foo'); $second->addWord('bar'); $second->addWord('foo'); $second->addWord('foo'); $this->assertTrue($first->isCoveredByWordList($second)); }