hyperledger-solang_solang/tests/soroban_testcases/structs.rs

// SPDX-License-Identifier: Apache-2.0

use crate::build_solidity;
use indexmap::Equivalent;
use soroban_sdk::{testutils::Address as _, Address, FromVal, IntoVal, Val};

#[test]
fn get_fields_via_dot() {
    let runtime = build_solidity(
        r#"
        contract locker {
            struct Lock {
                uint64 release_time;
                address beneficiary;
                uint64 amount;
            }

            mapping(address => Lock) locks;

            function create_lock(
                uint64 release_time,
                address beneficiary,
                uint64 amount
            ) public returns (uint64) {
                Lock memory l = Lock({
                    release_time: release_time,
                    beneficiary: beneficiary,
                    amount: amount
                });

                locks[beneficiary] = l;
                return l.amount;
            }

            function get_lock_amount(address beneficiary) public view returns (uint64) {
                return locks[beneficiary].amount;
            }

            function get_lock_release(address beneficiary) public view returns (uint64) {
                return locks[beneficiary].release_time;
            }

            function get_lock_beneficiary(address key) public view returns (address) {
                return locks[key].beneficiary;
            }

            // Extended functionality: increase amount in-place and return new total
            function increase_lock_amount(address beneficiary, uint64 delta) public returns (uint64) {
                locks[beneficiary].amount += delta;
                return locks[beneficiary].amount;
            }

            // Extended functionality: move a lock to a different beneficiary
            function move_lock(address from, address to) public {
                Lock memory l = locks[from];
                require(l.amount != 0, "no lock");
                l.beneficiary = to;
                locks[to] = l;
                // emulate delete by zeroing fields
                locks[from].amount = 0;
                locks[from].release_time = 0;
            }

            // Extended functionality: clear lock for a beneficiary
            function clear_lock(address beneficiary) public {
                // emulate delete by zeroing fields
                locks[beneficiary].amount = 0;
                locks[beneficiary].release_time = 0;
            }
        }
        "#,
        |_| {},
    );

    let addr = runtime.contracts.last().unwrap();

    let user1 = Address::generate(&runtime.env);
    let user2 = Address::generate(&runtime.env);

    let release_time: Val = 1_000_u64.into_val(&runtime.env);
    let amount: Val = 500_u64.into_val(&runtime.env);

    // Create a new lock for user1
    let create_args = vec![release_time, user1.clone().into_val(&runtime.env), amount];
    let res = runtime.invoke_contract(addr, "create_lock", create_args);
    assert!(amount.shallow_eq(&res));

    // Verify getters
    let get_amt_args = vec![user1.clone().into_val(&runtime.env)];
    let get_rel_args = vec![user1.clone().into_val(&runtime.env)];
    let get_ben_args = vec![user1.clone().into_val(&runtime.env)];
    let got_amount = runtime.invoke_contract(addr, "get_lock_amount", get_amt_args);
    let got_release = runtime.invoke_contract(addr, "get_lock_release", get_rel_args);
    let got_beneficiary = runtime.invoke_contract(addr, "get_lock_beneficiary", get_ben_args);
    assert!(amount.shallow_eq(&got_amount));
    assert!(release_time.shallow_eq(&got_release));
    let addr_val = Address::from_val(&runtime.env, &got_beneficiary);
    assert!(addr_val.equivalent(&user1));

    // Increase amount and verify new total
    let delta: Val = 250_u64.into_val(&runtime.env);
    let inc_args = vec![user1.clone().into_val(&runtime.env), delta];
    let new_total = runtime.invoke_contract(addr, "increase_lock_amount", inc_args);
    let expected_total: Val = 750_u64.into_val(&runtime.env);
    assert!(expected_total.shallow_eq(&new_total));

    // Move lock from user1 to user2
    let move_args = vec![
        user1.clone().into_val(&runtime.env),
        user2.clone().into_val(&runtime.env),
    ];
    let _ = runtime.invoke_contract(addr, "move_lock", move_args);

    // After moving, user1 should have no lock (amount == 0)
    let zero: Val = 0_u64.into_val(&runtime.env);
    let amt_user1 = runtime.invoke_contract(
        addr,
        "get_lock_amount",
        vec![user1.clone().into_val(&runtime.env)],
    );
    assert!(zero.shallow_eq(&amt_user1));

    // And user2 should now hold the moved lock with the updated total amount
    let amt_user2 = runtime.invoke_contract(
        addr,
        "get_lock_amount",
        vec![user2.clone().into_val(&runtime.env)],
    );
    assert!(expected_total.shallow_eq(&amt_user2));

    // Beneficiary for user2's lock should be user2
    let ben_user2 = runtime.invoke_contract(
        addr,
        "get_lock_beneficiary",
        vec![user2.clone().into_val(&runtime.env)],
    );
    let ben2 = Address::from_val(&runtime.env, &ben_user2);
    assert!(ben2.equivalent(&user2));

    // Clear user2's lock and verify
    let _ = runtime.invoke_contract(
        addr,
        "clear_lock",
        vec![user2.clone().into_val(&runtime.env)],
    );
    let amt_user2_after_clear =
        runtime.invoke_contract(addr, "get_lock_amount", vec![user2.into_val(&runtime.env)]);
    assert!(zero.shallow_eq(&amt_user2_after_clear));
}

// Removed: keep only two tests as requested

#[test]
fn get_whole_struct() {
    let runtime = build_solidity(
        r#"
        contract locker {
            struct Lock {
                uint64 release_time;
                address beneficiary;
                uint64 amount;
            }

            mapping(address => Lock) locks;

            function create_lock(
                uint64 release_time,
                address beneficiary,
                uint64 amount
            ) public returns (uint64) {
                Lock memory l = Lock({
                    release_time: release_time,
                    beneficiary: beneficiary,
                    amount: amount
                });

                locks[beneficiary] = l;
                return l.amount;
            }

            function get_lock_amount(address beneficiary) public view returns (uint64) {
                return locks[beneficiary].amount;
            }

            function get_lock_release(address beneficiary) public view returns (uint64) {
                return locks[beneficiary].release_time;
            }

            function get_lock_beneficiary(address key) public view returns (address) {
                return locks[key].beneficiary;
            }
        }
        "#,
        |_| {},
    );

    let addr = runtime.contracts.last().unwrap();

    let user = Address::generate(&runtime.env);
    let release_time: Val = 42_u64.into_val(&runtime.env);
    let amount: Val = 7_u64.into_val(&runtime.env);

    // Create lock
    let _ = runtime.invoke_contract(
        addr,
        "create_lock",
        vec![release_time, user.clone().into_val(&runtime.env), amount],
    );

    // Retrieve each field via accessors (no multiple returns)
    let rt_val = runtime.invoke_contract(
        addr,
        "get_lock_release",
        vec![user.clone().into_val(&runtime.env)],
    );
    let ben_val = runtime.invoke_contract(
        addr,
        "get_lock_beneficiary",
        vec![user.clone().into_val(&runtime.env)],
    );
    let amt_val = runtime.invoke_contract(
        addr,
        "get_lock_amount",
        vec![user.clone().into_val(&runtime.env)],
    );

    let rt: u64 = FromVal::from_val(&runtime.env, &rt_val);
    let ben = Address::from_val(&runtime.env, &ben_val);
    let amt: u64 = FromVal::from_val(&runtime.env, &amt_val);

    assert_eq!(rt, 42);
    assert!(ben.equivalent(&user));
    assert_eq!(amt, 7);
}