iter\IterTest::testToIter PHP Method

    public function testToIter()
    {
        $iter = new \ArrayIterator([1, 2, 3]);
        $this->assertSame($iter, toIter($iter));
        $iter = toIter(new \ArrayObject([1, 2, 3]));
        $this->assertInstanceOf('Iterator', $iter);
        $this->assertSame([1, 2, 3], toArray($iter));
        $iter = toIter([1, 2, 3]);
        $this->assertInstanceOf('ArrayIterator', $iter);
        $this->assertSame([1, 2, 3], toArray($iter));
    }