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//! Pool sandbox tests against a real `monty` worker. Skipped unless
//! `MONTY_WORKER` points at one (`cargo install monty-runtime --locked`).
use std::path::PathBuf;
use std::sync::Arc;
use std::time::{Duration, Instant};
use async_trait::async_trait;
use asyncai::code_mode::{CodeModeLimits, CodeModeOptions, SandboxKind};
use asyncai::{CodeModeToolExecutor, ToolCallOutput, ToolDefinition, ToolError, ToolExecutor};
use serde_json::{json, Value};
struct Pods;
#[async_trait]
impl ToolExecutor for Pods {
async fn list_tools(&self) -> Result<Vec<ToolDefinition>, ToolError> {
Ok(vec![
ToolDefinition::new(
"list_pods",
None::<String>,
json!({"type": "object", "properties": {"namespace": {"type": "string"}}}),
),
ToolDefinition::new("slow", None::<String>, json!({"type": "object"})),
])
}
async fn call_tool(&self, name: &str, _arguments: Value) -> Result<ToolCallOutput, ToolError> {
match name {
"list_pods" => {
tokio::time::sleep(Duration::from_millis(150)).await;
Ok(ToolCallOutput::text(
json!({"items": [
{"metadata": {"name": "a"}, "status": {"phase": "Running"}},
{"metadata": {"name": "b"}, "status": {"phase": "Failed"}},
]})
.to_string(),
))
}
_ => {
tokio::time::sleep(Duration::from_secs(30)).await;
Ok(ToolCallOutput::text("late"))
}
}
}
}
fn worker() -> Option<PathBuf> {
let path = PathBuf::from(std::env::var_os("MONTY_WORKER")?);
path.is_file().then_some(path)
}
async fn pool(limits: CodeModeLimits) -> Option<CodeModeToolExecutor> {
let Some(worker) = worker() else {
eprintln!(
"{}",
json!({"level": "info", "event": "test.skipped", "reason": "MONTY_WORKER not set"})
);
return None;
};
let executor = CodeModeToolExecutor::with_options(
Arc::new(Pods),
CodeModeOptions {
limits,
sandbox: SandboxKind::Pool,
monty_worker: Some(worker),
..CodeModeOptions::default()
},
)
.await
.unwrap();
assert_eq!(executor.sandbox_name(), "pool");
Some(executor)
}
async fn run(executor: &dyn ToolExecutor, code: &str) -> ToolCallOutput {
executor
.call_tool("run_code", json!({"code": code}))
.await
.unwrap()
}
#[tokio::test(flavor = "multi_thread")]
async fn pool_gathers_filters_and_keeps_state() {
let Some(executor) = pool(CodeModeLimits::default()).await else {
return;
};
let scope = executor.run_scope().unwrap();
let started = Instant::now();
let output = run(
scope.as_ref(),
"import asyncio\n\
a, b = await asyncio.gather(list_pods(namespace='x'), list_pods(namespace='y'))\n\
phases = count_by(a, 'status.phase')\n\
{'names': names(a) + names(b), 'phases': phases}",
)
.await;
assert!(!output.is_error, "{}", output.content);
assert_eq!(
serde_json::from_str::<Value>(&output.content).unwrap(),
json!({"names": ["a", "b", "a", "b"], "phases": {"Running": 1, "Failed": 1}})
);
assert!(started.elapsed() < Duration::from_millis(1500));
assert_eq!(run(scope.as_ref(), "phases['Failed']").await.content, "1");
}
#[tokio::test(flavor = "multi_thread")]
async fn pool_worker_memory_cap_resets_state_and_agent_survives() {
let Some(executor) = pool(CodeModeLimits {
max_memory: 64 * 1024 * 1024,
..CodeModeLimits::default()
})
.await
else {
return;
};
let scope = executor.run_scope().unwrap();
run(scope.as_ref(), "keep = 1").await;
let blown = run(scope.as_ref(), "x = 'a' * (512 * 1024 * 1024)\nlen(x)").await;
assert!(blown.is_error, "{}", blown.content);
assert!(blown.content.contains("MemoryError"), "{}", blown.content);
let after = run(scope.as_ref(), "1 + 1").await;
assert!(!after.is_error, "{}", after.content);
assert_eq!(after.content, "2");
}
#[tokio::test(flavor = "multi_thread")]
async fn pool_tool_timeout_and_runaway_loops_are_bounded() {
let Some(executor) = pool(CodeModeLimits {
tool_timeout: Duration::from_millis(200),
max_duration: Duration::from_millis(300),
..CodeModeLimits::default()
})
.await
else {
return;
};
let scope = executor.run_scope().unwrap();
let timed_out = run(scope.as_ref(), "await slow()").await;
assert!(
timed_out.content.contains("timed out after 200ms"),
"{}",
timed_out.content
);
let started = Instant::now();
let spin = run(scope.as_ref(), "while True:\n pass").await;
assert!(spin.is_error, "{}", spin.content);
assert!(started.elapsed() < Duration::from_secs(15));
assert_eq!(run(scope.as_ref(), "2 * 21").await.content, "42");
}
#[tokio::test]
async fn pool_scopes_report_variables_and_reject_helper_shadowing() {
let Some(executor) = pool(CodeModeLimits::default()).await else {
return;
};
let scope = executor.thread_scope("pool-thread").unwrap();
let run = |code: &'static str| {
let scope = scope.clone();
async move {
scope
.call_tool("run_code", json!({"code": code}))
.await
.unwrap()
}
};
let fetched = run(
"pods = await list_pods(namespace='a')\nphases = count_by(pods, 'status', 'phase')\nphases",
)
.await;
assert!(!fetched.is_error, "{}", fetched.content);
assert_eq!(fetched.content, r#"{"Failed":1,"Running":1}"#);
let note = scope.context_note().unwrap();
assert!(
note.contains("pods: dict[1]") && note.contains("phases: dict[2]"),
"{note}"
);
assert!(run("dig = 1").await.is_error);
assert!(run("to_json({'a': (1, 2)})")
.await
.content
.contains("[1, 2]"));
}
