55 lines
1.2 KiB
Rust
55 lines
1.2 KiB
Rust
#![cfg(not(feature = "no_function"))]
|
|
|
|
use rhai::{Engine, EvalAltResult, INT};
|
|
|
|
#[test]
|
|
fn test_internal_fn() -> Result<(), EvalAltResult> {
|
|
let mut engine = Engine::new();
|
|
|
|
assert_eq!(engine.eval::<INT>("fn addme(a, b) { a+b } addme(3, 4)")?, 7);
|
|
assert_eq!(engine.eval::<INT>("fn bob() { return 4; 5 } bob()")?, 4);
|
|
|
|
Ok(())
|
|
}
|
|
|
|
#[test]
|
|
fn test_big_internal_fn() -> Result<(), EvalAltResult> {
|
|
let mut engine = Engine::new();
|
|
|
|
assert_eq!(
|
|
engine.eval::<INT>(
|
|
r"
|
|
fn mathme(a, b, c, d, e, f) {
|
|
a - b * c + d * e - f
|
|
}
|
|
mathme(100, 5, 2, 9, 6, 32)
|
|
",
|
|
)?,
|
|
112
|
|
);
|
|
|
|
Ok(())
|
|
}
|
|
|
|
#[test]
|
|
fn test_internal_fn_overloading() -> Result<(), EvalAltResult> {
|
|
let mut engine = Engine::new();
|
|
|
|
assert_eq!(
|
|
engine.eval::<INT>(
|
|
r#"
|
|
fn abc(x,y,z) { 2*x + 3*y + 4*z + 888 }
|
|
fn abc(x) { x + 42 }
|
|
fn abc(x,y) { x + 2*y + 88 }
|
|
fn abc() { 42 }
|
|
fn abc(x) { x - 42 } // should override previous definition
|
|
|
|
abc() + abc(1) + abc(1,2) + abc(1,2,3)
|
|
"#
|
|
)?,
|
|
1002
|
|
);
|
|
|
|
Ok(())
|
|
}
|