mirror of
https://github.com/uutils/coreutils
synced 2024-07-09 04:06:02 +00:00
Merge pull request #6167 from sylvestre/fuzz_env
add env & tr fuzzers + small improvs
This commit is contained in:
commit
076710d288
2
.github/workflows/fuzzing.yml
vendored
2
.github/workflows/fuzzing.yml
vendored
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@ -53,6 +53,8 @@ jobs:
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- { name: fuzz_wc, should_pass: false }
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- { name: fuzz_wc, should_pass: false }
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- { name: fuzz_cut, should_pass: false }
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- { name: fuzz_cut, should_pass: false }
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- { name: fuzz_split, should_pass: false }
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- { name: fuzz_split, should_pass: false }
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- { name: fuzz_tr, should_pass: false }
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- { name: fuzz_env, should_pass: false }
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- { name: fuzz_parse_glob, should_pass: true }
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- { name: fuzz_parse_glob, should_pass: true }
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- { name: fuzz_parse_size, should_pass: true }
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- { name: fuzz_parse_size, should_pass: true }
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- { name: fuzz_parse_time, should_pass: true }
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- { name: fuzz_parse_time, should_pass: true }
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@ -25,6 +25,8 @@ uu_sort = { path = "../src/uu/sort/" }
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uu_wc = { path = "../src/uu/wc/" }
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uu_wc = { path = "../src/uu/wc/" }
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uu_cut = { path = "../src/uu/cut/" }
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uu_cut = { path = "../src/uu/cut/" }
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uu_split = { path = "../src/uu/split/" }
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uu_split = { path = "../src/uu/split/" }
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uu_tr = { path = "../src/uu/tr/" }
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uu_env = { path = "../src/uu/env/" }
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# Prevent this from interfering with workspaces
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# Prevent this from interfering with workspaces
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[workspace]
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[workspace]
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@ -107,3 +109,15 @@ name = "fuzz_parse_time"
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path = "fuzz_targets/fuzz_parse_time.rs"
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path = "fuzz_targets/fuzz_parse_time.rs"
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test = false
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test = false
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doc = false
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doc = false
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[[bin]]
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name = "fuzz_tr"
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path = "fuzz_targets/fuzz_tr.rs"
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test = false
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doc = false
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[[bin]]
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name = "fuzz_env"
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path = "fuzz_targets/fuzz_env.rs"
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test = false
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doc = false
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@ -21,6 +21,7 @@ fn generate_echo() -> String {
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// Randomly decide whether to include options
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// Randomly decide whether to include options
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let include_n = rng.gen_bool(0.1); // 10% chance
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let include_n = rng.gen_bool(0.1); // 10% chance
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let include_e = rng.gen_bool(0.1); // 10% chance
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let include_e = rng.gen_bool(0.1); // 10% chance
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#[allow(non_snake_case)]
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let include_E = rng.gen_bool(0.1); // 10% chance
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let include_E = rng.gen_bool(0.1); // 10% chance
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if include_n {
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if include_n {
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97
fuzz/fuzz_targets/fuzz_env.rs
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97
fuzz/fuzz_targets/fuzz_env.rs
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@ -0,0 +1,97 @@
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// This file is part of the uutils coreutils package.
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//
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// For the full copyright and license information, please view the LICENSE
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// file that was distributed with this source code.
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// spell-checker:ignore chdir
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#![no_main]
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use libfuzzer_sys::fuzz_target;
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use uu_env::uumain;
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use std::ffi::OsString;
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mod fuzz_common;
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use crate::fuzz_common::{
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compare_result, generate_and_run_uumain, generate_random_string, run_gnu_cmd, CommandResult,
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};
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use rand::Rng;
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static CMD_PATH: &str = "env";
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fn generate_env_args() -> Vec<String> {
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let mut rng = rand::thread_rng();
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let mut args = Vec::new();
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let opts = ["-i", "-0", "-v", "-vv"];
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for opt in &opts {
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if rng.gen_bool(0.2) {
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args.push(opt.to_string());
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}
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}
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if rng.gen_bool(0.3) {
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args.push(format!(
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"-u={}",
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generate_random_string(rng.gen_range(3..10))
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));
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}
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if rng.gen_bool(0.2) {
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args.push(format!("--chdir={}", "/tmp")); // Simplified example
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}
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/*
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Options not implemented for now
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if rng.gen_bool(0.15) {
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let sig_opts = ["--block-signal"];//, /*"--default-signal",*/ "--ignore-signal"];
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let chosen_sig_opt = sig_opts[rng.gen_range(0..sig_opts.len())];
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args.push(chosen_sig_opt.to_string());
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// Simplify by assuming SIGPIPE for demonstration
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if !chosen_sig_opt.ends_with("list-signal-handling") {
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args.push(String::from("SIGPIPE"));
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}
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}*/
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// Adding a few random NAME=VALUE pairs
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for _ in 0..rng.gen_range(0..3) {
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args.push(format!(
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"{}={}",
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generate_random_string(5),
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generate_random_string(5)
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));
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}
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args
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}
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fuzz_target!(|_data: &[u8]| {
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let env_args = generate_env_args();
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let mut args = vec![OsString::from("env")];
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args.extend(env_args.iter().map(OsString::from));
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let input_lines = generate_random_string(10);
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let rust_result = generate_and_run_uumain(&args, uumain, Some(&input_lines));
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let gnu_result = match run_gnu_cmd(CMD_PATH, &args[1..], false, None) {
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Ok(result) => result,
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Err(error_result) => {
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eprintln!("Failed to run GNU command:");
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eprintln!("Stderr: {}", error_result.stderr);
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eprintln!("Exit Code: {}", error_result.exit_code);
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CommandResult {
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stdout: String::new(),
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stderr: error_result.stderr,
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exit_code: error_result.exit_code,
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}
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}
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};
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compare_result(
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"env",
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&format!("{:?}", &args[1..]),
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None,
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&rust_result,
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&gnu_result,
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false,
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);
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});
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@ -22,7 +22,8 @@ static CMD_PATH: &str = "expr";
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fn generate_expr(max_depth: u32) -> String {
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fn generate_expr(max_depth: u32) -> String {
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let mut rng = rand::thread_rng();
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let mut rng = rand::thread_rng();
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let ops = [
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let ops = [
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"+", "-", "*", "/", "%", "<", ">", "=", "&", "|", "!=", "<=", ">=", ":", "index", "length", "substr",
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"+", "-", "*", "/", "%", "<", ">", "=", "&", "|", "!=", "<=", ">=", ":", "index", "length",
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"substr",
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];
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];
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let mut expr = String::new();
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let mut expr = String::new();
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@ -18,6 +18,7 @@ use crate::fuzz_common::{
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compare_result, generate_and_run_uumain, generate_random_string, run_gnu_cmd,
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compare_result, generate_and_run_uumain, generate_random_string, run_gnu_cmd,
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};
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};
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#[allow(clippy::upper_case_acronyms)]
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#[derive(PartialEq, Debug, Clone)]
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#[derive(PartialEq, Debug, Clone)]
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enum ArgType {
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enum ArgType {
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STRING,
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STRING,
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73
fuzz/fuzz_targets/fuzz_tr.rs
Normal file
73
fuzz/fuzz_targets/fuzz_tr.rs
Normal file
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@ -0,0 +1,73 @@
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// This file is part of the uutils coreutils package.
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//
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// For the full copyright and license information, please view the LICENSE
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// file that was distributed with this source code.
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#![no_main]
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use libfuzzer_sys::fuzz_target;
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use std::ffi::OsString;
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use uu_tr::uumain;
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use rand::Rng;
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mod fuzz_common;
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use crate::fuzz_common::{
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compare_result, generate_and_run_uumain, generate_random_string, run_gnu_cmd, CommandResult,
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};
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static CMD_PATH: &str = "tr";
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fn generate_tr_args() -> Vec<String> {
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let mut rng = rand::thread_rng();
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let mut args = Vec::new();
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// Translate, squeeze, and/or delete characters
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let opts = ["-c", "-d", "-s", "-t"];
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for opt in &opts {
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if rng.gen_bool(0.25) {
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args.push(opt.to_string());
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}
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}
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// Generating STRING1 and optionally STRING2
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let string1 = generate_random_string(rng.gen_range(1..=20));
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args.push(string1);
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if rng.gen_bool(0.7) {
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// Higher chance to add STRING2 for translation
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let string2 = generate_random_string(rng.gen_range(1..=20));
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args.push(string2);
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}
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args
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}
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fuzz_target!(|_data: &[u8]| {
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let tr_args = generate_tr_args();
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let mut args = vec![OsString::from("tr")];
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args.extend(tr_args.iter().map(OsString::from));
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let input_chars = generate_random_string(100);
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let rust_result = generate_and_run_uumain(&args, uumain, Some(&input_chars));
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let gnu_result = match run_gnu_cmd(CMD_PATH, &args[1..], false, Some(&input_chars)) {
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Ok(result) => result,
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Err(error_result) => {
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eprintln!("Failed to run GNU command:");
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eprintln!("Stderr: {}", error_result.stderr);
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eprintln!("Exit Code: {}", error_result.exit_code);
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CommandResult {
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stdout: String::new(),
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stderr: error_result.stderr,
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exit_code: error_result.exit_code,
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}
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}
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};
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compare_result(
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"tr",
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&format!("{:?}", &args[1..]),
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Some(&input_chars),
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&rust_result,
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&gnu_result,
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false,
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);
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});
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