You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: ttl.rs
    path of file: ./repos/tikv/components/engine_tirocks/src/properties
    
    the code of the file until where you have to start completion: // Copyright 2022 TiKV Project Authors. Licensed under Apache-2.0.

use std::{ffi::CStr, marker::PhantomData};

use api_version::{KeyMode, KvFormat, RawValue};
use engine_traits::{Result, TtlProperties, TtlPropertiesExt};
use tikv_util::error;
use tirocks::properties::table::user::{
    Context, EntryType, SequenceNumber, TablePropertiesCollector, TablePropertiesCollectorFactory,
    UserCollectedProperties,
};

use super::{DecodeProperties, EncodeProperties};
use crate::RocksEngine;

const PROP_MAX_EXPIRE_TS: &str = "tikv.max_expire_ts";
const PROP_MIN_EXPIRE_TS: &str = "tikv.min_expire_ts";

fn encode_ttl(ttl_props: &TtlProperties, props: &mut impl EncodeProperties) {
    props.encode_u64(PROP_MAX_EXPIRE_TS, ttl_props.max_expire_ts);
    props.encode_u64(PROP_MIN_EXPIRE_TS, ttl_props.min_expire_ts);
}

pub(super) fn decode_ttl(props: &impl DecodeProperties) -> codec::Result<TtlProperties> {
    let res = TtlProperties {
        max_expire_ts: props.decode_u64(PROP_MAX_EXPIRE_TS)?,
        min_expire_ts: p
    
    fn test_ttl_properties_impl<F: KvFormat>() {
        let get_properties = |case: &[(&'static str, u64)]| -> codec::Result<TtlProperties> {
            let mut collector = TtlPropertiesCollector::<F> {
                prop: Default::default(),
                _phantom: PhantomData,
            };
            for &(k, ts) in case {
                let v = RawValue {
                    user_value: &[0; 10][..],
                    expire_ts: Some(ts),
                    is_delete: false,
                };
                collector
                    .add(
                        k.as_bytes(),
                        &F::encode_raw_value(v),
                        EntryType::kEntryPut,
                        0,
                        0,
                    )
                    .unwrap();
            }
            for &(k, _) in case {
                let v = vec![0; 10];
                collector
                    .add(k.as_bytes(), &v, EntryType::kEntryOther, 0, 0)
                    .unwrap();
            }
            let mut result = HashMap::default();
            collector.finish(&mut result);
            decode_ttl(&result)
        };

        let case1 = [
            ("zr\0a", 0),
            ("zr\0b", UnixSecs::now().into_inner()),
            ("zr\0c", 1),
            ("zr\0d", u64::MAX),
            ("zr\0e", 0),
        ];
        let props = get_properties(&case1).unwrap();
        assert_eq!(props.max_expire_ts, u64::MAX);
        match F::TAG {
            ApiVersion::V1 => unreachable!(),
            ApiVersion::V1ttl => assert_eq!(props.min_expire_ts, 1),
            // expire_ts = 0 is no longer a special case in API V2
            ApiVersion::V2 => assert_eq!(props.min_expire_ts, 0),
        }

        let case2 = [("zr\0a", 0)];
        get_properties(&case2).unwrap_err();

        let case3 = [];
        get_properties(&case3).unwrap_err();

        let case4 = [("zr\0a", 1)];
        let props = get_properties(&case4).unwrap();
        assert_eq!(props.max_expire_ts, 1);
        assert_eq!(props.min_expire_ts, 1);
    }