86 lines
2.3 KiB
Rust
86 lines
2.3 KiB
Rust
#![cfg(feature = "debugging")]
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use rhai::{Dynamic, Engine, EvalAltResult, INT};
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#[cfg(not(feature = "no_index"))]
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use rhai::Array;
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#[cfg(not(feature = "no_object"))]
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use rhai::Map;
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#[test]
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fn test_debugging() -> Result<(), Box<EvalAltResult>> {
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let mut engine = Engine::new();
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engine.register_debugger(
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|_| Dynamic::UNIT,
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|_, _, _, _, _| Ok(rhai::debugger::DebuggerCommand::Continue),
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);
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#[cfg(not(feature = "no_function"))]
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#[cfg(not(feature = "no_index"))]
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{
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let r = engine.eval::<Array>(
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"
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fn foo(x) {
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if x >= 5 {
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back_trace()
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} else {
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foo(x+1)
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}
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}
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foo(0)
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",
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)?;
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assert_eq!(r.len(), 6);
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assert_eq!(engine.eval::<INT>("len(back_trace())")?, 0);
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}
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Ok(())
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}
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#[test]
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#[cfg(not(feature = "no_object"))]
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fn test_debugger_state() -> Result<(), Box<EvalAltResult>> {
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let mut engine = Engine::new();
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engine.register_debugger(
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|_| {
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// Say, use an object map for the debugger state
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let mut state = Map::new();
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// Initialize properties
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state.insert("hello".into(), (42 as INT).into());
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state.insert("foo".into(), false.into());
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Dynamic::from_map(state)
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},
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|mut context, _, _, _, _| {
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// Print debugger state - which is an object map
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println!(
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"Current state = {}",
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context.global_runtime_state_mut().debugger().state()
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);
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// Modify state
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let mut state = context
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.global_runtime_state_mut()
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.debugger_mut()
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.state_mut()
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.write_lock::<Map>()
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.unwrap();
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let hello = state.get("hello").unwrap().as_int().unwrap();
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state.insert("hello".into(), (hello + 1).into());
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state.insert("foo".into(), true.into());
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state.insert("something_new".into(), "hello, world!".into());
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// Continue with debugging
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Ok(rhai::debugger::DebuggerCommand::StepInto)
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},
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);
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engine.run("let x = 42;")?;
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Ok(())
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}
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