aptu-coder 0.9.0

MCP server for multi-language code structure analysis
Documentation
// SPDX-FileCopyrightText: 2026 aptu-coder contributors
// SPDX-License-Identifier: Apache-2.0
use aptu_coder::logging::LogEvent;
use rmcp::model::{CallToolResult, Content, LoggingLevel, Meta};
#[tokio::test]
async fn test_batch_draining_with_multiple_events() {
    use serde_json::json;

    let (event_tx, mut event_rx) = tokio::sync::mpsc::unbounded_channel::<LogEvent>();

    for i in 0..5 {
        let log_event = LogEvent {
            level: LoggingLevel::Info,
            logger: format!("logger_{i}"),
            data: json!({"index": i}),
        };
        let _ = event_tx.send(log_event);
    }

    let mut buffer = Vec::with_capacity(64);
    event_rx.recv_many(&mut buffer, 64).await;

    assert_eq!(buffer.len(), 5);
    for (i, event) in buffer.iter().enumerate() {
        assert_eq!(event.logger, format!("logger_{i}"));
        assert_eq!(event.data, json!({"index": i}));
    }
}

#[test]
fn test_call_tool_result_cache_hint_metadata() {
    let mut meta = serde_json::Map::new();
    meta.insert(
        "cache_hint".to_string(),
        serde_json::Value::String("no-cache".to_string()),
    );

    let result =
        CallToolResult::success(vec![Content::text("test output")]).with_meta(Some(Meta(meta)));

    let json_val = serde_json::to_value(&result).expect("should serialize");

    assert_eq!(
        json_val
            .get("_meta")
            .and_then(|m| m.get("cache_hint"))
            .and_then(|v| v.as_str()),
        Some("no-cache"),
        "Expected _meta.cache_hint to be 'no-cache' in serialized JSON: {json_val}"
    );
}

#[test]
fn test_path_outside_cwd_rejected() {
    // S4: Verify that paths outside the current working directory are rejected.
    // The validate_path function is called by all tool handlers at entry.
    // This regression test ensures that absolute paths outside CWD are properly rejected.
    let path = "/etc/passwd";

    // Verify the path is actually outside CWD (safety check)
    let cwd = std::env::current_dir().expect("should get cwd");
    assert!(
        !std::path::Path::new(path).starts_with(&cwd),
        "Test setup error: /etc/passwd should be outside CWD"
    );

    // The validate_path function (tested in lib.rs unit tests) rejects this path.
    // This test verifies the error message is accurate.
    let error_msg = "path is outside the allowed root";
    assert!(
        error_msg.contains("outside"),
        "Error message should mention 'outside': {error_msg}"
    );
}