CarLog/server/test/routes.extra.test.js

// server/test/routes.extra.test.js — v2.8 高 ROI 三件套测试
// Trae 加的 reminders / cost-breakdown / search / compare
import { describe, it, expect, beforeEach, vi } from 'vitest';
import express from 'express';
import request from 'supertest';

vi.mock('../src/db.js', () => ({
    db: () => ({
        all: vi.fn(async (sql, params = []) => {
            if (/notification_prefs/.test(sql)) {
                return [
                    { key_name: 'refuel_remind_days', days: 30, enabled: 1 },
                    { key_name: 'maintenance_remind_days', days: 180, enabled: 1 },
                    { key_name: 'wash_remind_days', days: 14, enabled: 1 },
                ];
            }
            if (/FROM vehicles v[\s\S]*LEFT JOIN refuel_records/.test(sql)) {
                // 给车辆 1 返 last_date = 60 天前（需要加油）
                // 车辆 2 没记录
                return [
                    { vehicle_id: 1, name: '我的 Tiguan', plate: '粤B12345', is_active: 1, last_date: '2026-04-15' },
                    { vehicle_id: 2, name: '测试车', plate: null, is_active: 1, last_date: null },
                ];
            }
            if (/FROM vehicles v[\s\S]*LEFT JOIN maintenance_records/.test(sql)) {
                return [
                    { vehicle_id: 1, name: '我的 Tiguan', plate: '粤B12345', last_date: '2025-12-01' },  // >180 天前
                    { vehicle_id: 2, name: '测试车', plate: null, last_date: null },
                ];
            }
            if (/FROM vehicles v[\s\S]*LEFT JOIN wash_records/.test(sql)) {
                return [
                    { vehicle_id: 1, name: '我的 Tiguan', plate: '粤B12345', last_date: '2026-06-01' },  // 18 天前
                    { vehicle_id: 2, name: '测试车', plate: null, last_date: null },
                ];
            }
            if (/FROM wash_records/.test(sql) && /FROM vehicles/.test(sql) === false) {
                // search 用
                if (/grocy_product_id/.test(sql)) return [];
                if (/insurance_records/.test(sql)) return [];
                if (/maintenance_records/.test(sql)) return [];
                if (/charging_records/.test(sql)) return [];
                if (/refuel_records/.test(sql)) return [];
                if (/wash_records/.test(sql)) return [];
                return [];
            }
            return [];
        }),
        get: vi.fn(async (sql) => {
            if (/SUM.*cost/.test(sql)) return { total: 1000 };
            if (/SUM.*total_cost/.test(sql)) return { total: 5000 };
            if (/SUM.*premium/.test(sql)) return { total: 2000 };
            if (/FROM wash_records WHERE is_deleted = 0/.test(sql) && !/JOIN/.test(sql)) return { total: 1000, cnt: 5 };
            return { total: 0, cnt: 0 };
        }),
        run: vi.fn(),
    }),
}));

import extraRouter from '../src/routes/extra.js';

describe('GET /api/reminders', () => {
    let app;
    beforeEach(() => { app = express(); app.use('/api', extraRouter); });

    it('返 {ok, data} 包装', async () => {
        const r = await request(app).get('/api/reminders');
        expect(r.status).toBe(200);
        expect(r.body.ok).toBe(true);
        expect(r.body.data).toBeDefined();
    });

    it('包含 items + prefs', async () => {
        const r = await request(app).get('/api/reminders');
        expect(Array.isArray(r.body.data.items)).toBe(true);
        expect(r.body.data.prefs).toHaveProperty('refuel');
        expect(r.body.data.prefs.refuel.days).toBe(30);
    });

    it('加油提醒超过 30 天触发', async () => {
        const r = await request(app).get('/api/reminders');
        const refuelReminders = r.body.data.items.filter(it => it.type === 'refuel' && it.days !== null);
        expect(refuelReminders.length).toBeGreaterThan(0);
        expect(refuelReminders[0].days).toBeGreaterThan(30);
    });
});

describe('GET /api/stats/cost-breakdown', () => {
    let app;
    beforeEach(() => { app = express(); app.use('/api', extraRouter); });

    it('返 5 个分类 + 百分比合计 100', async () => {
        const r = await request(app).get('/api/stats/cost-breakdown');
        expect(r.status).toBe(200);
        expect(r.body.ok).toBe(true);
        const cats = r.body.data.categories;
        expect(cats).toHaveLength(5);
        const sumPct = cats.reduce((s, c) => s + c.pct, 0);
        // 允许 0.1 误差（4 舍 5 入）
        expect(Math.abs(sumPct - 100)).toBeLessThan(1);
    });

    it('分类包含 label + key + total + pct + color', async () => {
        const r = await request(app).get('/api/stats/cost-breakdown');
        const labels = r.body.data.categories.map(c => c.key);
        expect(labels).toEqual(['wash', 'refuel', 'charge', 'maintenance', 'insurance']);
    });
});

describe('GET /api/stats/compare', () => {
    let app;
    beforeEach(() => { app = express(); app.use('/api', extraRouter); });

    it('返本月/上月/同比/环比', async () => {
        const r = await request(app).get('/api/stats/compare');
        expect(r.status).toBe(200);
        expect(r.body.ok).toBe(true);
        expect(r.body.data.by_category).toBeDefined();
        const wash = r.body.data.by_category.wash;
        expect(wash).toHaveProperty('this_month');
        expect(wash).toHaveProperty('last_month');
        expect(wash).toHaveProperty('mom_pct');
        expect(wash).toHaveProperty('this_ytd');
        expect(wash).toHaveProperty('last_ytd');
        expect(wash).toHaveProperty('yoy_pct');
    });

    it('5 个领域都返了', async () => {
        const r = await request(app).get('/api/stats/compare');
        expect(Object.keys(r.body.data.by_category)).toEqual(
            expect.arrayContaining(['wash', 'refuel', 'charge', 'maintenance', 'insurance'])
        );
    });
});