rhai/tests/stack.rs

31 lines
686 B
Rust

#![cfg(not(feature = "no_function"))]
use rhai::{Engine, EvalAltResult};
#[test]
fn test_stack_overflow() -> Result<(), EvalAltResult> {
let engine = Engine::new();
assert_eq!(
engine.eval::<i64>(
r"
fn foo(n) { if n == 0 { 0 } else { n + foo(n-1) } }
foo(38)
",
)?,
741
);
match engine.eval::<()>(
r"
fn foo(n) { if n == 0 { 0 } else { n + foo(n-1) } }
foo(1000)
",
) {
Ok(_) => panic!("should be stack overflow"),
Err(EvalAltResult::ErrorStackOverflow(_)) => (),
Err(_) => panic!("should be stack overflow"),
}
Ok(())
}