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// This file is part of the uutils coreutils package.
//
// For the full copyright and license information, please view the LICENSE
// file that was distributed with this source code.
use std::ffi::OsString;
use uufuzz::{compare_result, generate_and_run_uumain, run_gnu_cmd};
// Mock echo implementation for demonstration
fn mock_echo_main(args: std::vec::IntoIter<OsString>) -> i32 {
let args: Vec<OsString> = args.collect();
// Skip the program name (first argument)
for (i, arg) in args.iter().skip(1).enumerate() {
if i > 0 {
print!(" ");
}
print!("{}", arg.to_string_lossy());
}
println!();
0
}
fn main() {
println!("=== Basic uufuzz Example ===");
// Test against GNU implementation
let args = vec![
OsString::from("echo"),
OsString::from("hello"),
OsString::from("world"),
];
println!("Running mock echo implementation...");
let rust_result = generate_and_run_uumain(&args, mock_echo_main, None);
println!("Running GNU echo...");
match run_gnu_cmd("echo", &args[1..], false, None) {
Ok(gnu_result) => {
println!("Comparing results...");
compare_result(
"echo",
"hello world",
None,
&rust_result,
&gnu_result,
false,
);
}
Err(error_result) => {
println!("Failed to run GNU echo: {}", error_result.stderr);
println!("This is expected if GNU coreutils is not installed");
// Show what our implementation produced
println!("\nOur implementation result:");
println!("Stdout: '{}'", rust_result.stdout);
println!("Stderr: '{}'", rust_result.stderr);
println!("Exit code: {}", rust_result.exit_code);
}
}
}
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