Function test_equality

arrow-data/src/data.rs:2519–2571

()

    #[test]
    fn test_equality() {
        let int_data = ArrayData::builder(DataType::Int32)
            .len(1)
            .add_buffer(make_i32_buffer(1))
            .build()
            .unwrap();

        let float_data = ArrayData::builder(DataType::Float32)
            .len(1)
            .add_buffer(make_f32_buffer(1))
            .build()
            .unwrap();
        assert_ne!(int_data, float_data);
        assert!(!int_data.ptr_eq(&float_data));
        assert!(int_data.ptr_eq(&int_data));

        #[allow(clippy::redundant_clone)]
        let int_data_clone = int_data.clone();
        assert_eq!(int_data, int_data_clone);
        assert!(int_data.ptr_eq(&int_data_clone));
        assert!(int_data_clone.ptr_eq(&int_data));

        let int_data_slice = int_data_clone.slice(1, 0);
        assert!(int_data_slice.ptr_eq(&int_data_slice));
        assert!(!int_data.ptr_eq(&int_data_slice));
        assert!(!int_data_slice.ptr_eq(&int_data));

        let data_buffer = Buffer::from_slice_ref("abcdef".as_bytes());
        let offsets_buffer = Buffer::from_slice_ref([0_i32, 2_i32, 2_i32, 5_i32]);
        let string_data = ArrayData::try_new(
            DataType::Utf8,
            3,
            Some(Buffer::from_iter(vec![true, false, true])),
            0,
            vec![offsets_buffer, data_buffer],
            vec![],
        )
        .unwrap();

        assert_ne!(float_data, string_data);
        assert!(!float_data.ptr_eq(&string_data));

        assert!(string_data.ptr_eq(&string_data));

        #[allow(clippy::redundant_clone)]
        let string_data_cloned = string_data.clone();
        assert!(string_data_cloned.ptr_eq(&string_data));
        assert!(string_data.ptr_eq(&string_data_cloned));

        let string_data_slice = string_data.slice(1, 2);
        assert!(string_data_slice.ptr_eq(&string_data_slice));
        assert!(!string_data_slice.ptr_eq(&string_data))
    }

    #[test]
    fn test_slice_memory_size() {