585 lines
20 KiB
Rust
585 lines
20 KiB
Rust
extern crate assert_cli;
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extern crate ethabi;
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extern crate primitive_types;
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extern crate rand_0_4;
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extern crate rand_0_8;
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extern crate serde_json;
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extern crate zokrates_solidity_test;
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#[cfg(test)]
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mod integration {
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use fs_extra::copy_items;
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use fs_extra::dir::CopyOptions;
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use primitive_types::U256;
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use serde_json::from_reader;
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use std::fs;
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use std::fs::File;
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use std::io::{BufReader, Read};
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use std::panic;
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use std::path::Path;
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use tempdir::TempDir;
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use zokrates_abi::{parse_strict, Encode};
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use zokrates_ast::typed::abi::Abi;
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use zokrates_field::Bn128Field;
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use zokrates_proof_systems::{
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to_token::ToToken, Marlin, Proof, SolidityCompatibleScheme, G16, GM17,
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SOLIDITY_G2_ADDITION_LIB,
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};
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macro_rules! map(
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{
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$($key:expr => $value:expr),+ } => {
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{
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let mut m = ::std::collections::HashMap::new();
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$(m.insert($key, $value);)+
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m
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}
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};
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);
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#[test]
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#[ignore]
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fn test_compile_and_witness_dir() {
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let global_dir = TempDir::new("global").unwrap();
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let global_base = global_dir.path();
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let universal_setup_path = global_base.join("universal_setup.dat");
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// GENERATE A UNIVERSAL SETUP
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assert_cli::Assert::main_binary()
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.with_args(&[
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"universal-setup",
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"--size",
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"10",
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"--proving-scheme",
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"marlin",
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"--universal-setup-path",
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universal_setup_path.to_str().unwrap(),
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])
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.succeeds()
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.unwrap();
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let dir = Path::new("./tests/code");
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assert!(dir.is_dir());
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for entry in fs::read_dir(dir).unwrap() {
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let entry = entry.unwrap();
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let path = entry.path();
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if path.extension().unwrap() == "witness" {
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let program_name =
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Path::new(Path::new(path.file_stem().unwrap()).file_stem().unwrap());
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let prog = dir.join(program_name).with_extension("zok");
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let witness = dir.join(program_name).with_extension("expected.witness");
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let json_input = dir.join(program_name).with_extension("arguments.json");
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test_compile_and_witness(
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program_name.to_str().unwrap(),
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&prog,
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&json_input,
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&witness,
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global_base,
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);
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}
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}
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}
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fn test_compile_and_witness(
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program_name: &str,
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program_path: &Path,
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inputs_path: &Path,
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expected_witness_path: &Path,
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global_path: &Path,
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) {
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let tmp_dir = TempDir::new(program_name).unwrap();
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let tmp_base = tmp_dir.path();
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let test_case_path = tmp_base.join(program_name);
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let flattened_path = tmp_base.join(program_name).join("out");
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let abi_spec_path = tmp_base.join(program_name).join("abi.json");
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let witness_path = tmp_base.join(program_name).join("witness");
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let inline_witness_path = tmp_base.join(program_name).join("inline_witness");
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let proof_path = tmp_base.join(program_name).join("proof.json");
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let universal_setup_path = global_path.join("universal_setup.dat");
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let verification_key_path = tmp_base
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.join(program_name)
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.join("verification")
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.with_extension("key");
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let proving_key_path = tmp_base
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.join(program_name)
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.join("proving")
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.with_extension("key");
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let verification_contract_path = tmp_base
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.join(program_name)
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.join("verifier")
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.with_extension("sol");
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// create a tmp folder to store artifacts
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fs::create_dir(test_case_path).unwrap();
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let stdlib = std::fs::canonicalize("../zokrates_stdlib/stdlib").unwrap();
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// prepare compile arguments
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let compile = vec![
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"compile",
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"-i",
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program_path.to_str().unwrap(),
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"--stdlib-path",
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stdlib.to_str().unwrap(),
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"-s",
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abi_spec_path.to_str().unwrap(),
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"-o",
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flattened_path.to_str().unwrap(),
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];
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// compile
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assert_cli::Assert::main_binary()
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.with_args(&compile)
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.succeeds()
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.unwrap();
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// COMPUTE_WITNESS
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let compute = vec![
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"compute-witness",
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"-i",
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flattened_path.to_str().unwrap(),
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"-s",
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abi_spec_path.to_str().unwrap(),
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"-o",
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witness_path.to_str().unwrap(),
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"--stdin",
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"--abi",
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];
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// run witness-computation for ABI-encoded inputs through stdin
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let json_input_str = fs::read_to_string(inputs_path).unwrap();
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assert_cli::Assert::main_binary()
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.with_args(&compute)
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.stdin(&json_input_str)
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.succeeds()
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.unwrap();
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// run witness-computation for raw-encoded inputs (converted) with `-a <arguments>`
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// First we need to convert our test input into raw field elements. We need to ABI spec for that
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let file = File::open(&abi_spec_path)
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.map_err(|why| format!("Could not open {}: {}", flattened_path.display(), why))
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.unwrap();
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let mut reader = BufReader::new(file);
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let abi: Abi = from_reader(&mut reader)
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.map_err(|why| why.to_string())
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.unwrap();
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let signature = abi.signature();
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let inputs_abi: zokrates_abi::Inputs<zokrates_field::Bn128Field> =
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parse_strict(&json_input_str, signature.inputs)
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.map(zokrates_abi::Inputs::Abi)
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.map_err(|why| why.to_string())
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.unwrap();
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let inputs_raw: Vec<_> = inputs_abi
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.encode()
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.into_iter()
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.map(|v| v.to_string())
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.collect();
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let mut compute_inline = vec![
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"compute-witness",
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"-i",
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flattened_path.to_str().unwrap(),
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"-o",
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inline_witness_path.to_str().unwrap(),
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];
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if !inputs_raw.is_empty() {
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compute_inline.push("-a");
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for arg in &inputs_raw {
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compute_inline.push(arg);
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}
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}
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assert_cli::Assert::main_binary()
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.with_args(&compute_inline)
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.succeeds()
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.unwrap();
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// load the expected witness
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let mut expected_witness_file = File::open(&expected_witness_path).unwrap();
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let mut expected_witness = String::new();
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expected_witness_file
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.read_to_string(&mut expected_witness)
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.unwrap();
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// load the actual witness
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let mut witness_file = File::open(&witness_path).unwrap();
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let mut witness = String::new();
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witness_file.read_to_string(&mut witness).unwrap();
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// load the actual inline witness
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let mut inline_witness_file = File::open(&inline_witness_path).unwrap();
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let mut inline_witness = String::new();
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inline_witness_file
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.read_to_string(&mut inline_witness)
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.unwrap();
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assert_eq!(inline_witness, witness);
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for line in expected_witness.as_str().split('\n') {
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assert!(
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witness.contains(line),
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"Witness generation failed for {}\n\nLine \"{}\" not found in witness",
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program_path.to_str().unwrap(),
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line
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);
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}
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let backends = map! {
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"bellman" => vec!["g16"],
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"ark" => vec!["g16", "gm17", "marlin"]
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};
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for (backend, schemes) in backends {
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for scheme in &schemes {
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println!("test with {}, {}", backend, scheme);
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// SETUP
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let setup = assert_cli::Assert::main_binary()
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.with_args(&[
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"setup",
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"-i",
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flattened_path.to_str().unwrap(),
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"-p",
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proving_key_path.to_str().unwrap(),
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"-v",
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verification_key_path.to_str().unwrap(),
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"--backend",
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backend,
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"--proving-scheme",
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scheme,
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"--universal-setup-path",
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universal_setup_path.to_str().unwrap(),
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])
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.succeeds()
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.stdout()
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.doesnt_contain("This program is too small to generate a setup with Marlin")
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.execute();
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if setup.is_ok() {
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// GENERATE-PROOF
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assert_cli::Assert::main_binary()
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.with_args(&[
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"generate-proof",
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"-i",
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flattened_path.to_str().unwrap(),
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"-w",
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witness_path.to_str().unwrap(),
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"-p",
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proving_key_path.to_str().unwrap(),
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"--proving-scheme",
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scheme,
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"--backend",
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backend,
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"-j",
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proof_path.to_str().unwrap(),
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])
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.succeeds()
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.unwrap();
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// CLI VERIFICATION
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assert_cli::Assert::main_binary()
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.with_args(&[
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"verify",
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"--proof-path",
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proof_path.to_str().unwrap(),
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"--backend",
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backend,
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"-v",
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verification_key_path.to_str().unwrap(),
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])
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.succeeds()
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.unwrap();
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// EXPORT-VERIFIER
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assert_cli::Assert::main_binary()
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.with_args(&[
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"export-verifier",
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"-i",
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verification_key_path.to_str().unwrap(),
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"-o",
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verification_contract_path.to_str().unwrap(),
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])
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.succeeds()
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.unwrap();
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// TEST VERIFIER
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// Get the contract
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let contract_str =
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std::fs::read_to_string(verification_contract_path.to_str().unwrap())
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.unwrap();
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match *scheme {
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"marlin" => {
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// Get the proof
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let proof: Proof<Bn128Field, Marlin> = serde_json::from_reader(
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File::open(proof_path.to_str().unwrap()).unwrap(),
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)
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.unwrap();
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test_solidity_verifier(contract_str, proof);
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}
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"g16" => {
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// Get the proof
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let proof: Proof<Bn128Field, G16> = serde_json::from_reader(
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File::open(proof_path.to_str().unwrap()).unwrap(),
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)
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.unwrap();
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test_solidity_verifier(contract_str, proof);
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}
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"gm17" => {
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// Get the proof
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let proof: Proof<Bn128Field, GM17> = serde_json::from_reader(
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File::open(proof_path.to_str().unwrap()).unwrap(),
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)
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.unwrap();
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test_solidity_verifier(contract_str, proof);
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}
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_ => unreachable!(),
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}
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}
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}
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}
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}
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fn test_solidity_verifier<S: SolidityCompatibleScheme<Bn128Field> + ToToken<Bn128Field>>(
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src: String,
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proof: Proof<Bn128Field, S>,
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) {
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use ethabi::Token;
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use rand_0_8::{rngs::StdRng, SeedableRng};
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use zokrates_solidity_test::{address::*, contract::*, evm::*, to_be_bytes};
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// Setup EVM
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let mut rng = StdRng::from_seed([0; 32]);
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let mut evm = Evm::default();
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let deployer = Address::random(&mut rng);
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evm.create_account(&deployer, 0);
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// Compile lib
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let g2_lib =
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Contract::compile_from_src_string(&SOLIDITY_G2_ADDITION_LIB, "BN256G2", true, &[])
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.unwrap();
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// Deploy lib
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let create_result = evm
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.deploy(g2_lib.encode_create_contract_bytes(&[]).unwrap(), &deployer)
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.unwrap();
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let lib_addr = create_result.addr.clone();
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// Compile contract
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let contract = Contract::compile_from_src_string(
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&src,
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"Verifier",
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true,
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&[("BN256G2", lib_addr.as_token())],
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)
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.unwrap();
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// Deploy contract
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let create_result = evm
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.deploy(
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contract.encode_create_contract_bytes(&[]).unwrap(),
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&deployer,
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)
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.unwrap();
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let contract_addr = create_result.addr.clone();
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// convert to the solidity proof format
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let solidity_proof = S::Proof::from(proof.proof);
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// convert to tokens to build a call
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let proof_token = S::to_token(solidity_proof.clone());
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let input_token = Token::FixedArray(
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proof
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.inputs
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.iter()
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.map(|s| {
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let bytes = hex::decode(s.trim_start_matches("0x")).unwrap();
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debug_assert_eq!(bytes.len(), 32);
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Token::Uint(U256::from(&bytes[..]))
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})
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.collect::<Vec<_>>(),
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);
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let inputs = [proof_token, input_token.clone()];
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// Call verify function on contract
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let result = evm
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.call(
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contract
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.encode_call_contract_bytes("verifyTx", &inputs)
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.unwrap(),
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&contract_addr,
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&deployer,
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)
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.unwrap();
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assert_eq!(&result.out, &to_be_bytes(&U256::from(1)));
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// modify the proof
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let modified_solidity_proof = S::modify(solidity_proof.clone());
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let modified_proof_token = S::to_token(modified_solidity_proof.clone());
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let inputs = [modified_proof_token, input_token.clone()];
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// Call verify function on contract
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let result = evm
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.call(
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contract
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.encode_call_contract_bytes("verifyTx", &inputs)
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.unwrap(),
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&contract_addr,
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&deployer,
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)
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.unwrap();
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assert_eq!(result.op_out, Return::InvalidOpcode);
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}
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fn test_compile_and_smtlib2(
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program_name: &str,
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program_path: &Path,
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expected_smtlib2_path: &Path,
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) {
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let tmp_dir = TempDir::new(program_name).unwrap();
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let tmp_base = tmp_dir.path();
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let test_case_path = tmp_base.join(program_name);
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let flattened_path = tmp_base.join(program_name).join("out");
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let smtlib2_path = tmp_base.join(program_name).join("out.smt2");
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// create a tmp folder to store artifacts
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fs::create_dir(test_case_path).unwrap();
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let stdlib = std::fs::canonicalize("../zokrates_stdlib/stdlib").unwrap();
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// prepare compile arguments
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let compile = vec![
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"compile",
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"-i",
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program_path.to_str().unwrap(),
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"--stdlib-path",
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stdlib.to_str().unwrap(),
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"-o",
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flattened_path.to_str().unwrap(),
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];
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// compile
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assert_cli::Assert::main_binary()
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.with_args(&compile)
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.succeeds()
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.unwrap();
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// prepare generate-smtlib2 arguments
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let gen = vec![
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"generate-smtlib2",
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"-i",
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flattened_path.to_str().unwrap(),
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"-o",
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smtlib2_path.to_str().unwrap(),
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];
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// generate-smtlib2
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assert_cli::Assert::main_binary()
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.with_args(&gen)
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.succeeds()
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.unwrap();
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// load the expected smtlib2
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let mut expected_smtlib2_file = File::open(&expected_smtlib2_path).unwrap();
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let mut expected_smtlib2 = String::new();
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expected_smtlib2_file
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.read_to_string(&mut expected_smtlib2)
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.unwrap();
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// load the actual smtlib2
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let mut smtlib2_file = File::open(&smtlib2_path).unwrap();
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let mut smtlib2 = String::new();
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smtlib2_file.read_to_string(&mut smtlib2).unwrap();
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assert_eq!(expected_smtlib2, smtlib2);
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}
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#[test]
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#[ignore]
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fn test_compile_and_smtlib2_dir() {
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let dir = Path::new("./tests/code");
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assert!(dir.is_dir());
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for entry in fs::read_dir(dir).unwrap() {
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let entry = entry.unwrap();
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let path = entry.path();
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if path.extension().unwrap() == "smt2" {
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let program_name = Path::new(path.file_stem().unwrap());
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let prog = dir.join(program_name).with_extension("zok");
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test_compile_and_smtlib2(program_name.to_str().unwrap(), &prog, &path);
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}
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}
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}
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#[test]
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#[ignore]
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fn test_rng_tutorial() {
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let tmp_dir = TempDir::new(".tmp").unwrap();
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let tmp_base = tmp_dir.path();
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let mut options = CopyOptions::new();
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options.copy_inside = true;
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copy_items(&["examples/book/rng_tutorial"], tmp_base, &options).unwrap();
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let stdlib = std::fs::canonicalize("../zokrates_stdlib/stdlib").unwrap();
|
|
let binary_path = env!("CARGO_BIN_EXE_zokrates");
|
|
|
|
assert_cli::Assert::command(&["bash", "test.sh", binary_path, stdlib.to_str().unwrap()])
|
|
.current_dir(tmp_base.join("rng_tutorial"))
|
|
.succeeds()
|
|
.unwrap();
|
|
}
|
|
|
|
#[test]
|
|
#[ignore]
|
|
fn test_sha256_tutorial() {
|
|
let tmp_dir = TempDir::new(".tmp").unwrap();
|
|
let tmp_base = tmp_dir.path();
|
|
|
|
let mut options = CopyOptions::new();
|
|
options.copy_inside = true;
|
|
copy_items(&["examples/book/sha256_tutorial"], tmp_base, &options).unwrap();
|
|
|
|
let stdlib = std::fs::canonicalize("../zokrates_stdlib/stdlib").unwrap();
|
|
let binary_path = env!("CARGO_BIN_EXE_zokrates");
|
|
|
|
assert_cli::Assert::command(&["bash", "test.sh", binary_path, stdlib.to_str().unwrap()])
|
|
.current_dir(tmp_base.join("sha256_tutorial"))
|
|
.succeeds()
|
|
.unwrap();
|
|
}
|
|
|
|
#[test]
|
|
#[ignore]
|
|
fn test_mpc_tutorial() {
|
|
let tmp_dir = TempDir::new(".tmp").unwrap();
|
|
let tmp_base = tmp_dir.path();
|
|
|
|
let mut options = CopyOptions::new();
|
|
options.copy_inside = true;
|
|
copy_items(&["examples/book/mpc_tutorial"], tmp_base, &options).unwrap();
|
|
|
|
let stdlib = std::fs::canonicalize("../zokrates_stdlib/stdlib").unwrap();
|
|
let binary_path = env!("CARGO_BIN_EXE_zokrates");
|
|
|
|
assert_cli::Assert::command(&["bash", "test.sh", binary_path, stdlib.to_str().unwrap()])
|
|
.current_dir(tmp_base.join("mpc_tutorial"))
|
|
.succeeds()
|
|
.unwrap();
|
|
}
|
|
}
|