import { describe, it, expect } from 'vitest';
import { linkColor, workerStateLabel, workerStatus, workerColor, workerTitle } from './statusVisual';

describe('statusVisual', () => {
    it('maps link status to theme colors', () => {
        expect(linkColor('healthy')).toBe('#00d4ff');
        expect(linkColor('paused')).toBe('#fbbf24');
        expect(linkColor('degraded')).toBe('#fb923c');
        expect(linkColor('down')).toBe('#f43f5e');
        expect(linkColor('???')).toBe('#4a5572');
    });

    it('labels a dead worker offline', () => {
        expect(workerStateLabel({ alive: false })).toBe('오프라인');
        expect(workerStateLabel(null)).toBe('오프라인');
    });

    it('labels alive workers by state', () => {
        expect(workerStateLabel({ alive: true, state: 'idle' })).toBe('대기');
        expect(workerStateLabel({ alive: true, state: 'busy' })).toBe('처리 중');
        expect(workerStateLabel({ alive: true, state: 'paused' })).toBe('일시정지');
        expect(workerStateLabel({ alive: true, state: 'market_open' })).toBe('장중');
    });

    it('derives worker status with dead-letter and paused precedence', () => {
        expect(workerStatus({ alive: false })).toBe('down');
        expect(workerStatus({ alive: true, state: 'paused' })).toBe('paused');
        expect(workerStatus({ alive: true, state: 'idle', dead_letter: 3 })).toBe('degraded');
        expect(workerStatus({ alive: true, state: 'idle', dead_letter: 0 })).toBe('healthy');
    });

    it('workerColor follows workerStatus', () => {
        expect(workerColor({ alive: false })).toBe('#f43f5e');
        expect(workerColor({ alive: true, state: 'idle' })).toBe('#00d4ff');
    });

    it('humanizes worker names', () => {
        expect(workerTitle('insta-render')).toBe('Insta Render');
        expect(workerTitle('ai_trade')).toBe('AI Trade');
        expect(workerTitle('unknown-x')).toBe('unknown-x');
    });
});