Pinq\Tests\Integration\Traversable\DifferenceTest::testThatDifferenceWithEmptyReturnsSameAsTheOriginal PHP Метод

    public function testThatDifferenceWithEmptyReturnsSameAsTheOriginal(\Pinq\ITraversable $traversable, array $data)
    {
        $intersection = $traversable->difference([]);
        $this->assertMatches($intersection, array_unique($data));
    }