Ouzo\Utilities\Iterator\FluentIteratorTest::shouldReturnFirstElementInIterator PHP Метод

    public function shouldReturnFirstElementInIterator()
    {
        //given
        $iterator = FluentIterator::fromArray(array('a', 'b'));
        // when
        $first = $iterator->first();
        // then
        $this->assertEquals('a', $first);
    }