txmap 2.2.1

A concurrent transactional hash map for Rust with fine-grained locking, internal mutability and composable transactions
Documentation 
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use crate::{
    prelude::*,
    tests::{creators::*, data::*, types::*},
};

#[test]
fn chain_get_only() {
    let map = map_alice_bob(10, 20);
    let result = map
        .immediate_tx::<GetTwoState>()
        .get(ALICE.into(), |_k, v, s| s.result_a = v.copied())
        .get(BOB.into(), |_k, v, s| s.result_b = v.copied())
        .execute();
    assert_eq!(
        result,
        TxResult::Completed(GetTwoState {
            result_a: Some(10),
            result_b: Some(20)
        })
    );
}

#[test]
fn param_get_many() {
    let map = map_alice(10);
    let result = map
        .immediate_tx::<GetTwoParamState>()
        .modify(ALICE.into(), |_k, v, _s| *v += 0)
        .modify(BOB.into(), |_k, v, _s| *v += 0)
        .get(ALICE.into(), |_k, v, s| s.result_a = v.copied())
        .get(BOB.into(), |_k, v, s| s.result_b = v.copied())
        .execute();
    assert_eq!(
        result,
        TxResult::Completed(GetTwoParamState {
            result_a: Some(10),
            result_b: None
        })
    );
}