Pinq\Tests\Integration\Traversable\UniqueTest::notUniqueData PHP Метод

    public function notUniqueData()
    {
        $nonUnique = ['test' => 1, 2, 'test', 4, 4, 2, 1, 4, 5, 6, 3, 7, 'foo' => 23, 7, 3, 46, 'two' => 2, 6, 3, 653, 76457, 5, 'test', 'test'];
        return array_merge($this->everything(), $this->getImplementations($nonUnique));
    }