rhai/tests/bool_op.rs
2020-03-12 12:35:30 +08:00

93 lines
1.9 KiB
Rust

use rhai::{Engine, EvalAltResult};
#[test]
fn test_bool_op1() -> Result<(), EvalAltResult> {
let mut engine = Engine::new();
assert_eq!(engine.eval::<bool>("true && (false || true)")?, true);
assert_eq!(engine.eval::<bool>("true & (false | true)")?, true);
Ok(())
}
#[test]
fn test_bool_op2() -> Result<(), EvalAltResult> {
let mut engine = Engine::new();
assert_eq!(engine.eval::<bool>("false && (false || true)")?, false);
assert_eq!(engine.eval::<bool>("false & (false | true)")?, false);
Ok(())
}
#[test]
fn test_bool_op3() -> Result<(), EvalAltResult> {
let mut engine = Engine::new();
assert!(engine.eval::<bool>("true && (false || 123)").is_err());
assert_eq!(engine.eval::<bool>("true && (true || 123)")?, true);
assert!(engine.eval::<bool>("123 && (false || true)").is_err());
assert_eq!(engine.eval::<bool>("false && (true || 123)")?, false);
Ok(())
}
#[test]
fn test_bool_op_short_circuit() -> Result<(), EvalAltResult> {
let mut engine = Engine::new();
assert_eq!(
engine.eval::<bool>(
r"
let this = true;
this || { throw; };
"
)?,
true
);
assert_eq!(
engine.eval::<bool>(
r"
let this = false;
this && { throw; };
"
)?,
false
);
Ok(())
}
#[test]
fn test_bool_op_no_short_circuit1() {
let mut engine = Engine::new();
assert!(engine
.eval::<bool>(
r"
let this = true;
this | { throw; }
"
)
.is_err());
}
#[test]
fn test_bool_op_no_short_circuit2() {
let mut engine = Engine::new();
assert!(engine
.eval::<bool>(
r"
let this = false;
this & { throw; }
"
)
.is_err());
}