77 lines
2.3 KiB
Rust
77 lines
2.3 KiB
Rust
#![cfg(not(feature = "no_index"))]
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use rhai::{Blob, Engine, EvalAltResult, Scope, INT};
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#[test]
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fn test_blobs() -> Result<(), Box<EvalAltResult>> {
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let mut a = Blob::new();
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a.push(1);
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a.push(2);
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a.push(3);
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let engine = Engine::new();
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let mut orig_scope = Scope::new();
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orig_scope.push("x", a);
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let mut scope = orig_scope.clone();
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assert_eq!(engine.eval_with_scope::<INT>(&mut scope, "x[1]")?, 2);
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assert_eq!(engine.eval_with_scope::<INT>(&mut scope, "x[0]")?, 1);
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assert_eq!(engine.eval_with_scope::<INT>(&mut scope, "x[-1]")?, 3);
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assert_eq!(engine.eval_with_scope::<INT>(&mut scope, "x[-3]")?, 1);
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assert_eq!(
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engine.eval_with_scope::<INT>(&mut scope, "x += 4; x[3]")?,
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4
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);
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#[cfg(not(feature = "no_object"))]
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{
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assert_eq!(
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engine.eval_with_scope::<Blob>(&mut orig_scope.clone(), "x.push(4); x")?,
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[1, 2, 3, 4]
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);
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assert_eq!(
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engine.eval_with_scope::<Blob>(&mut orig_scope.clone(), "x.insert(0, 4); x")?,
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[4, 1, 2, 3]
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);
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assert_eq!(
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engine.eval_with_scope::<Blob>(&mut orig_scope.clone(), "x.insert(999, 4); x")?,
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[1, 2, 3, 4]
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);
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assert_eq!(
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engine.eval_with_scope::<Blob>(&mut orig_scope.clone(), "x.insert(-2, 4); x")?,
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[1, 4, 2, 3]
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);
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assert_eq!(
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engine.eval_with_scope::<Blob>(&mut orig_scope.clone(), "x.insert(-999, 4); x")?,
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[4, 1, 2, 3]
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);
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assert_eq!(
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engine.eval_with_scope::<INT>(&mut orig_scope.clone(), "let z = [42]; x[z.len]")?,
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2
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);
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assert_eq!(
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engine.eval_with_scope::<INT>(&mut orig_scope.clone(), "let z = [2]; x[z[0]]")?,
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3
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);
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}
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assert_eq!(
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engine.eval_with_scope::<Blob>(&mut orig_scope.clone(), "x += x; x")?,
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[1, 2, 3, 1, 2, 3]
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);
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assert_eq!(
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engine.eval_with_scope::<Blob>(&mut orig_scope.clone(), "x + x")?,
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[1, 2, 3, 1, 2, 3]
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);
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assert_eq!(
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engine.eval_with_scope::<Blob>(&mut orig_scope.clone(), "x += 999; x")?,
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[1, 2, 3, 0xe7]
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);
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assert_eq!(
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engine.eval_with_scope::<Blob>(&mut orig_scope.clone(), "x[2] = 999; x")?,
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[1, 2, 0xe7]
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);
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Ok(())
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}
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