Function test_null_buffer_builder

arrow-buffer/src/builder/null.rs:277–288

()

    #[test]
    fn test_null_buffer_builder() {
        let mut builder = NullBufferBuilder::new(0);
        builder.append_null();
        builder.append_non_null();
        builder.append_n_nulls(2);
        builder.append_n_non_nulls(2);
        assert_eq!(6, builder.len());
        assert_eq!(64, builder.allocated_size());

        let buf = builder.finish().unwrap();
        assert_eq!(&[0b110010_u8], buf.validity());
    }

    #[test]
    fn test_null_buffer_builder_all_nulls() {