Function test_union_validity

arrow-array/src/array/union_array.rs:1587–1594

(union_array: &UnionArray)

    }

    fn test_union_validity(union_array: &UnionArray) {
        assert_eq!(union_array.null_count(), 0);

        for i in 0..union_array.len() {
            assert!(!union_array.is_null(i));
            assert!(union_array.is_valid(i));
        }
    }

    #[test]
    fn test_union_array_validity() {