folk-core 0.2.4

Server core for Folk PHP application server — worker pool, plugin registry
Documentation 
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use std::collections::HashMap;
use std::io::Write;

use folk_core::config::{FolkConfig, LogConfig, LogFormat};
use tempfile::NamedTempFile;

#[test]
fn default_config_is_usable() {
    let cfg = FolkConfig::default();
    assert_eq!(cfg.workers.count, 4);
    assert_eq!(cfg.workers.max_jobs, 1000);
}

#[test]
fn loads_from_toml_overrides_defaults() {
    let mut f = NamedTempFile::new().unwrap();
    writeln!(
        f,
        r"
        [workers]
        count = 16
        max_jobs = 5000
        "
    )
    .unwrap();

    let cfg = FolkConfig::load_from(f.path()).unwrap();
    assert_eq!(cfg.workers.count, 16);
    assert_eq!(cfg.workers.max_jobs, 5000);
    // Other defaults preserved
    assert_eq!(cfg.server.rpc_socket, "/tmp/folk.sock");
}

#[test]
fn effective_filter_without_plugins() {
    let cfg = LogConfig {
        filter: "info".into(),
        format: LogFormat::Text,
        plugins: HashMap::new(),
    };
    assert_eq!(cfg.effective_filter(), "info");
}

#[test]
fn effective_filter_with_plugin_overrides() {
    let mut plugins = HashMap::new();
    plugins.insert("http".into(), "warn".into());
    plugins.insert("core".into(), "debug".into());
    let cfg = LogConfig {
        filter: "info".into(),
        format: LogFormat::Json,
        plugins,
    };
    let filter = cfg.effective_filter();
    assert!(filter.starts_with("info,"));
    assert!(filter.contains("folk_plugin_http=warn"));
    assert!(filter.contains("folk_core=debug"));
}

#[test]
fn log_plugins_from_toml() {
    let mut f = NamedTempFile::new().unwrap();
    writeln!(
        f,
        r#"
        [log]
        filter = "warn"
        format = "json"

        [log.plugins]
        http = "debug"
        process = "info"
        "#
    )
    .unwrap();

    let cfg = FolkConfig::load_from(f.path()).unwrap();
    assert_eq!(cfg.log.filter, "warn");
    assert_eq!(cfg.log.format, LogFormat::Json);
    let filter = cfg.log.effective_filter();
    assert!(filter.contains("folk_plugin_http=debug"));
    assert!(filter.contains("folk_plugin_process=info"));
}