Function from_iter

arrow-buffer/src/buffer/mutable.rs:1420–1424

()

    #[test]
    fn from_iter() {
        let buffer = [1u16, 2, 3, 4].into_iter().collect::<MutableBuffer>();
        assert_eq!(buffer.len(), 4 * mem::size_of::<u16>());
        assert_eq!(buffer.as_slice(), &[1, 0, 2, 0, 3, 0, 4, 0]);
    }

    #[test]
    #[should_panic(expected = "failed to create layout for MutableBuffer: LayoutError")]