13 lines
323 B
Rust
13 lines
323 B
Rust
use rhai::{Engine, EvalAltResult};
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#[test]
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fn test_unary_minus() -> Result<(), EvalAltResult> {
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let mut engine = Engine::new();
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assert_eq!(engine.eval::<i64>("let x = -5; x")?, -5);
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assert_eq!(engine.eval::<i64>("fn n(x) { -x } n(5)")?, -5);
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assert_eq!(engine.eval::<i64>("5 - -(-5)")?, 0);
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Ok(())
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}
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