rhai/tests/operations.rs
2022-02-08 09:46:14 +08:00

171 lines
4.0 KiB
Rust

#![cfg(not(feature = "unchecked"))]
use rhai::{Engine, EvalAltResult, INT};
#[test]
fn test_max_operations() -> Result<(), Box<EvalAltResult>> {
let mut engine = Engine::new();
#[cfg(not(feature = "no_optimize"))]
engine.set_optimization_level(rhai::OptimizationLevel::None);
engine.set_max_operations(500);
engine.on_progress(|count| {
if count % 100 == 0 {
println!("{}", count);
}
None
});
engine.run("let x = 0; while x < 20 { x += 1; }")?;
assert!(matches!(
*engine.run("for x in 0..500 {}").expect_err("should error"),
EvalAltResult::ErrorTooManyOperations(..)
));
engine.set_max_operations(0);
engine.run("for x in 0..10000 {}")?;
Ok(())
}
#[test]
fn test_max_operations_literal() -> Result<(), Box<EvalAltResult>> {
let mut engine = Engine::new();
#[cfg(not(feature = "no_optimize"))]
engine.set_optimization_level(rhai::OptimizationLevel::None);
engine.set_max_operations(10);
#[cfg(not(feature = "no_index"))]
engine.run("[1, 2, 3, 4, 5, 6, 7]")?;
#[cfg(not(feature = "no_index"))]
assert!(matches!(
*engine
.run("[1, 2, 3, 4, 5, 6, 7, 8, 9]")
.expect_err("should error"),
EvalAltResult::ErrorTooManyOperations(..)
));
#[cfg(not(feature = "no_object"))]
engine.run("#{a:1, b:2, c:3, d:4, e:5, f:6, g:7}")?;
#[cfg(not(feature = "no_object"))]
assert!(matches!(
*engine
.run("#{a:1, b:2, c:3, d:4, e:5, f:6, g:7, h:8, i:9}")
.expect_err("should error"),
EvalAltResult::ErrorTooManyOperations(..)
));
Ok(())
}
#[test]
fn test_max_operations_functions() -> Result<(), Box<EvalAltResult>> {
let mut engine = Engine::new();
engine.set_max_operations(500);
engine.on_progress(|count| {
if count % 100 == 0 {
println!("{}", count);
}
None
});
engine.run(
r#"
print("Test1");
let x = 0;
while x < 28 {
print(x);
x += 1;
}
"#,
)?;
#[cfg(not(feature = "no_function"))]
engine.run(
r#"
print("Test2");
fn inc(x) { x + 1 }
let x = 0;
while x < 20 { x = inc(x); }
"#,
)?;
#[cfg(not(feature = "no_function"))]
assert!(matches!(
*engine
.run(
r#"
print("Test3");
fn inc(x) { x + 1 }
let x = 0;
while x < 36 {
print(x);
x = inc(x);
}
"#,
)
.expect_err("should error"),
EvalAltResult::ErrorTooManyOperations(..)
));
Ok(())
}
#[test]
fn test_max_operations_eval() -> Result<(), Box<EvalAltResult>> {
let mut engine = Engine::new();
engine.set_max_operations(500);
engine.on_progress(|count| {
if count % 100 == 0 {
println!("{}", count);
}
None
});
assert!(matches!(
*engine
.run(
r#"
let script = "for x in 0..500 {}";
eval(script);
"#
)
.expect_err("should error"),
EvalAltResult::ErrorInFunctionCall(.., err, _) if matches!(*err, EvalAltResult::ErrorTooManyOperations(..))
));
Ok(())
}
#[test]
fn test_max_operations_progress() -> Result<(), Box<EvalAltResult>> {
let mut engine = Engine::new();
#[cfg(not(feature = "no_optimize"))]
engine.set_optimization_level(rhai::OptimizationLevel::None);
engine.set_max_operations(500);
engine.on_progress(|count| {
if count < 100 {
None
} else {
Some((42 as INT).into())
}
});
assert!(matches!(
*engine
.run("for x in 0..500 {}")
.expect_err("should error"),
EvalAltResult::ErrorTerminated(x, ..) if x.as_int()? == 42
));
Ok(())
}