33 lines
956 B
Rust
33 lines
956 B
Rust
use rhai::{Engine, EvalAltResult};
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use std::sync::{Arc, RwLock};
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#[test]
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fn test_print() -> Result<(), Box<EvalAltResult>> {
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let logbook = Arc::new(RwLock::new(Vec::<String>::new()));
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// Redirect print/debug output to 'log'
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let log1 = logbook.clone();
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let log2 = logbook.clone();
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let mut engine = Engine::new();
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engine
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.on_print(move |s| log1.write().unwrap().push(format!("entry: {}", s)))
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.on_debug(move |s| log2.write().unwrap().push(format!("DEBUG: {}", s)));
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// Evaluate script
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engine.eval::<()>("print(40 + 2)")?;
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engine.eval::<()>(r#"debug("hello!")"#)?;
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// 'logbook' captures all the 'print' and 'debug' output
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assert_eq!(logbook.read().unwrap().len(), 2);
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assert_eq!(logbook.read().unwrap()[0], "entry: 42");
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assert_eq!(logbook.read().unwrap()[1], r#"DEBUG: "hello!""#);
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for entry in logbook.read().unwrap().iter() {
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println!("{}", entry);
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}
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Ok(())
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}
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