rhai/tests/get_set.rs
2020-03-02 22:11:56 +08:00

95 lines
1.9 KiB
Rust

use rhai::{Engine, EvalAltResult, RegisterFn};
#[test]
fn test_get_set() -> Result<(), EvalAltResult> {
#[derive(Clone)]
struct TestStruct {
x: i64,
}
impl TestStruct {
fn get_x(&mut self) -> i64 {
self.x
}
fn set_x(&mut self, new_x: i64) {
self.x = new_x;
}
fn new() -> TestStruct {
TestStruct { x: 1 }
}
}
let mut engine = Engine::new();
engine.register_type::<TestStruct>();
engine.register_get_set("x", TestStruct::get_x, TestStruct::set_x);
engine.register_fn("new_ts", TestStruct::new);
assert_eq!(engine.eval::<i64>("let a = new_ts(); a.x = 500; a.x")?, 500);
Ok(())
}
#[test]
fn test_big_get_set() -> Result<(), EvalAltResult> {
#[derive(Clone)]
struct TestChild {
x: i64,
}
impl TestChild {
fn get_x(&mut self) -> i64 {
self.x
}
fn set_x(&mut self, new_x: i64) {
self.x = new_x;
}
fn new() -> TestChild {
TestChild { x: 1 }
}
}
#[derive(Clone)]
struct TestParent {
child: TestChild,
}
impl TestParent {
fn get_child(&mut self) -> TestChild {
self.child.clone()
}
fn set_child(&mut self, new_child: TestChild) {
self.child = new_child;
}
fn new() -> TestParent {
TestParent {
child: TestChild::new(),
}
}
}
let mut engine = Engine::new();
engine.register_type::<TestChild>();
engine.register_type::<TestParent>();
engine.register_get_set("x", TestChild::get_x, TestChild::set_x);
engine.register_get_set("child", TestParent::get_child, TestParent::set_child);
engine.register_fn("new_tp", TestParent::new);
assert_eq!(
engine.eval::<i64>("let a = new_tp(); a.child.x = 500; a.child.x")?,
500
);
Ok(())
}