use owlen_core::config::Config;
use owlen_core::mcp::presets::{PresetTier, apply_preset, audit_preset};

#[test]
fn standard_preset_produces_spec_compliant_servers() {
    let configs = Config::preset_servers(PresetTier::Standard);
    assert!(
        !configs.is_empty(),
        "expected standard preset to contain connectors"
    );
    for server in configs {
        assert!(
            server
                .name
                .chars()
                .all(|c| c.is_ascii_alphanumeric() || c == '_' || c == '-'),
            "server '{}' failed identifier validation",
            server.name
        );
    }
}

#[test]
fn apply_preset_adds_missing_servers() {
    let mut config = Config::default();
    let report = apply_preset(&mut config, PresetTier::Standard, false).expect("apply preset");
    assert!(!report.added.is_empty(), "expected connectors to be added");
    assert!(report.updated.is_empty());
    assert!(report.removed.is_empty());

    let audit = audit_preset(&config, PresetTier::Standard);
    assert!(
        audit.missing.is_empty(),
        "expected no missing connectors after install"
    );
}

#[test]
fn prune_preset_removes_extra_entries() {
    let mut config = Config::default();
    // Seed with an extra entry
    config
        .mcp_servers
        .push(owlen_core::config::McpServerConfig {
            name: "custom_tool".into(),
            command: "custom-cmd".into(),
            args: vec![],
            transport: "stdio".into(),
            env: Default::default(),
            oauth: None,
        });

    let report = apply_preset(&mut config, PresetTier::Standard, true).expect("apply preset");
    assert!(report.removed.contains(&"custom_tool".to_string()));
    assert!(
        config
            .mcp_servers
            .iter()
            .all(|srv| srv.name != "custom_tool")
    );
}