lazytask 0.5.0

A task manager built for AI coding agents — plain markdown files, strict CLI, keyboard-driven TUI
Documentation 
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use super::*;
use crate::config::schema::default_usize;
use std::fs;
use tempfile::TempDir;

#[test]
fn load_uses_defaults_when_file_is_missing() {
    let temp = TempDir::new().unwrap();

    let config = load_for_workspace_root(temp.path()).unwrap();

    assert_eq!(config.limits.todo, default_usize("limits", "todo"));
    assert_eq!(
        config.limits.in_progress,
        default_usize("limits", "in_progress")
    );
    assert_eq!(
        config.hints.learn_threshold,
        default_usize("hints", "learn_threshold")
    );
    assert_eq!(
        config.retention.done_discard_ttl_days,
        default_usize("retention", "done_discard_ttl_days")
    );
    assert_eq!(config.storage_layout.tasks_dir, ".tasks");
    assert_eq!(config.storage_layout.learnings_file, "LEARNINGS.md");
    assert_eq!(
        config.prompts.learn_threshold_hint_key,
        "learn_threshold_hint"
    );
    assert_eq!(config.prompt_overrides.done_reflection, None);
    assert_eq!(config.config_path(), temp.path().join("lazytask.toml"));
}

#[test]
fn load_merges_overrides_with_defaults() {
    let temp = TempDir::new().unwrap();
    fs::write(
        temp.path().join("lazytask.toml"),
        "[limits]\ntodo = 7\n\n[hints]\nlearn_threshold = 10\n\n[retention]\ndone_discard_ttl_days = 12\n",
    )
    .unwrap();

    let config = load_for_workspace_root(temp.path()).unwrap();

    assert_eq!(config.limits.todo, 7);
    assert_eq!(config.limits.in_progress, 3);
    assert_eq!(config.hints.learn_threshold, 10);
    assert_eq!(config.retention.done_discard_ttl_days, 12);
}

#[test]
fn load_rejects_non_positive_values() {
    let temp = TempDir::new().unwrap();
    fs::write(
        temp.path().join("lazytask.toml"),
        "[limits]\ntodo = 0\nin_progress = 2\n\n[hints]\nlearn_threshold = 1\n",
    )
    .unwrap();

    let err = load_for_workspace_root(temp.path()).unwrap_err();
    assert!(err.to_string().contains("limits.todo must be >= 1"));

    fs::write(
        temp.path().join("lazytask.toml"),
        "[limits]\ntodo = 1\nin_progress = 2\n\n[hints]\nlearn_threshold = 0\n",
    )
    .unwrap();

    let err = load_for_workspace_root(temp.path()).unwrap_err();
    assert!(
        err.to_string()
            .contains("hints.learn_threshold must be >= 1")
    );

    fs::write(
        temp.path().join("lazytask.toml"),
        "[limits]\ntodo = 1\nin_progress = 2\n\n[hints]\nlearn_threshold = 1\n\n[retention]\ndone_discard_ttl_days = 0\n",
    )
    .unwrap();

    let err = load_for_workspace_root(temp.path()).unwrap_err();
    assert!(
        err.to_string()
            .contains("retention.done_discard_ttl_days must be >= 1")
    );
}

#[test]
fn workspace_root_rules_drive_config_path() {
    let temp = TempDir::new().unwrap();
    let root = temp.path().join("repo");
    fs::create_dir_all(root.join(".git")).unwrap();
    fs::create_dir_all(root.join("nested/deep")).unwrap();

    let discovered_root = loading::find_workspace_root(&root.join("nested/deep"));
    let config = load_for_workspace_root(discovered_root).unwrap();

    assert_eq!(config.config_path(), root.join("lazytask.toml"));
}

#[test]
fn ensure_default_file_creates_expected_schema() {
    let temp = TempDir::new().unwrap();
    let config = load_for_workspace_root(temp.path()).unwrap();

    ensure_default_file(&config).unwrap();

    let body = fs::read_to_string(temp.path().join("lazytask.toml")).unwrap();
    let expected = format!(
        "{}{}",
        schema::render_default_config_body(),
        prompts::render_prompts_section()
    );
    assert_eq!(body, expected);
}

#[test]
fn ensure_default_file_backfills_missing_keys_without_overwriting_existing_values() {
    let temp = TempDir::new().unwrap();
    let config = load_for_workspace_root(temp.path()).unwrap();
    fs::write(
        temp.path().join("lazytask.toml"),
        "[limits]\ntodo = 9 # custom todo limit\n",
    )
    .unwrap();

    ensure_default_file(&config).unwrap();

    let body = fs::read_to_string(temp.path().join("lazytask.toml")).unwrap();
    // Custom value preserved
    assert!(body.contains("todo = 9 # custom todo limit"));
    // Missing keys backfilled from schema
    for section in &schema::USER_CONFIG_SCHEMA {
        assert!(body.contains(&format!("[{}]", section.name)));
        for key in section.keys {
            assert!(
                body.contains(key.name),
                "missing key {} in section {}",
                key.name,
                section.name
            );
        }
    }
    // Prompts section backfilled
    assert!(body.contains("[prompts]"));
    assert!(body.contains("done_reflection"));
}

#[test]
fn ensure_default_file_is_idempotent_after_backfill() {
    let temp = TempDir::new().unwrap();
    let config = load_for_workspace_root(temp.path()).unwrap();
    fs::write(temp.path().join("lazytask.toml"), "[limits]\ntodo = 9\n").unwrap();

    ensure_default_file(&config).unwrap();
    let first = fs::read_to_string(temp.path().join("lazytask.toml")).unwrap();

    ensure_default_file(&config).unwrap();
    let second = fs::read_to_string(temp.path().join("lazytask.toml")).unwrap();

    assert_eq!(first, second);
}

#[test]
fn ensure_default_file_upgrade_overwrites_existing_values() {
    let temp = TempDir::new().unwrap();
    let config = load_for_workspace_root(temp.path()).unwrap();
    fs::write(
        temp.path().join("lazytask.toml"),
        "[limits]\ntodo = 9\nin_progress = 1\n\n[hints]\nlearn_threshold = 1\n",
    )
    .unwrap();

    ensure_default_file_with_upgrade(&config, true).unwrap();

    let body = fs::read_to_string(temp.path().join("lazytask.toml")).unwrap();
    let expected = format!(
        "{}{}",
        schema::render_default_config_body(),
        prompts::render_prompts_section()
    );
    assert_eq!(body, expected);
}

#[test]
fn load_reads_custom_done_reflection_prompt() {
    let temp = TempDir::new().unwrap();
    fs::write(
        temp.path().join("lazytask.toml"),
        "[prompts]\ndone_reflection = 'My custom reflection prompt'\n",
    )
    .unwrap();

    let config = load_for_workspace_root(temp.path()).unwrap();

    assert_eq!(
        config.prompt_overrides.done_reflection.as_deref(),
        Some("My custom reflection prompt")
    );
}

#[test]
fn backfill_preserves_custom_done_reflection_prompt() {
    let temp = TempDir::new().unwrap();
    let config = load_for_workspace_root(temp.path()).unwrap();
    fs::write(
        temp.path().join("lazytask.toml"),
        "[limits]\ntodo = 5\n\n[prompts]\ndone_reflection = 'Custom prompt'\n",
    )
    .unwrap();

    ensure_default_file(&config).unwrap();

    let body = fs::read_to_string(temp.path().join("lazytask.toml")).unwrap();
    assert!(body.contains("Custom prompt"));
    assert!(body.contains("[prompts]"));
}