test/src/sdk-harness/test_projects/script_bytecode/mod.rs - master - githubmirror/sway

test/src/sdk-harness/test_projects/script_bytecode/mod.rs

51 строка2 KB

Igor Rončević

Improve execution time and coverage of SDK harness and in-language tests (#7555)

16 фев 2026, 22:57

16 фев 2026, 22:570d8fbc8

use fuel_core::service::{Config, FuelService};
use fuel_core_client::{
    client::FuelClient,
    fuel_tx::{Bytes32, Receipt, Transaction},
};
use fuel_crypto::Hasher;
use fuels::prelude::*;
use fuels_contract::script::Script;

pub async fn run_compiled_script(binary_filepath: &str) -> Result<Vec<Receipt>, Error> {
    let script_binary = std::fs::read(binary_filepath)?;
    let server = FuelService::new_node(Config::local_node()).await.unwrap();
    let client = FuelClient::from(server.bound_address);

    let tx = Transaction::Script {
        gas_price: 0,
        gas_limit: 1000000,
        maturity: 0,
        byte_price: 0,
        receipts_root: Default::default(),
        script: script_binary, // Pass the compiled script into the tx
        script_data: vec![],
        inputs: vec![],
        outputs: vec![],
        witnesses: vec![vec![].into()],
        metadata: None,
    };

    let script = Script::new(tx);
    script.call(&client).await
}

#[tokio::test]
async fn check_script_bytecode_hash() {
    // Calculate padded script hash (since memory is read in whole words, the bytecode will be padded)
    let mut script_bytecode =
        std::fs::read("out/script_bytecode.bin")
            .unwrap()
            .to_vec();
    let padding = script_bytecode.len() % 8;
    script_bytecode.append(&mut vec![0; padding]);
    let script_hash = Hasher::hash(&script_bytecode); // This is the hard that must be hard-coded in the predicate

    // Run script and get the hash it returns
    let path_to_bin = "out/script_bytecode.bin";
    let return_val = run_compiled_script(path_to_bin).await.unwrap();
    let script_hash_from_vm =
        unsafe { Bytes32::from_slice_unchecked(return_val[0].data().unwrap()) };

    assert_eq!(script_hash_from_vm, script_hash);
}