74 lines
1.6 KiB
Rust
74 lines
1.6 KiB
Rust
extern crate rhai;
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use rhai::Engine;
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use rhai::RegisterFn;
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#[test]
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fn test_float() {
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let mut engine = Engine::new();
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if let Ok(result) = engine.eval::<bool>("let x = 0.0; let y = 1.0; x < y") {
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assert!(result);
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} else {
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assert!(false);
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}
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if let Ok(result) = engine.eval::<bool>("let x = 0.0; let y = 1.0; x > y") {
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assert!(!result);
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} else {
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assert!(false);
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}
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if let Ok(result) = engine.eval::<f64>("let x = 9.9999; x") {
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assert_eq!(result, 9.9999);
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} else {
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assert!(false);
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}
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}
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#[test]
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fn struct_with_float() {
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#[derive(Clone)]
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struct TestStruct {
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x: f64,
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}
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impl TestStruct {
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fn update(&mut self) {
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self.x += 5.789_f64;
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}
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fn get_x(&mut self) -> f64 {
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self.x
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}
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fn set_x(&mut self, new_x: f64) {
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self.x = new_x;
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}
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fn new() -> TestStruct {
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TestStruct { x: 1.0 }
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}
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}
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let mut engine = Engine::new();
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engine.register_type::<TestStruct>();
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engine.register_get_set("x", TestStruct::get_x, TestStruct::set_x);
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engine.register_fn("update", TestStruct::update);
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engine.register_fn("new_ts", TestStruct::new);
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if let Ok(result) = engine.eval::<f64>("let ts = new_ts(); ts.update(); ts.x") {
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assert_eq!(result, 6.789);
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} else {
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assert!(false);
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}
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if let Ok(result) = engine.eval::<f64>("let ts = new_ts(); ts.x = 10.1001; ts.x") {
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assert_eq!(result, 10.1001);
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} else {
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assert!(false);
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}
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}
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