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perf(LiteStorage): save 操作时若无数据变更则忽略写文件操作
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| import { existsSync, unlinkSync } from 'node:fs'; | ||
| import { resolve } from 'node:path'; | ||
| import { LiteStorage } from './LiteStorage'; | ||
| import { AnyObject } from '../types'; | ||
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| describe('node/LiteStorage', () => { | ||
| // eslint-disable-next-line no-console | ||
| // console.log = jest.fn(); | ||
| console.error = jest.fn(); | ||
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| const filepath = resolve('./cache/test.json'); | ||
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| it('init', async () => { | ||
| if (existsSync(filepath)) unlinkSync(filepath); | ||
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| const stor = LiteStorage.getInstance<AnyObject>({ filepath }); | ||
| await stor.ready(); | ||
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| expect(stor.config.filepath).toBe(filepath); | ||
| expect(existsSync(filepath)).toBe(false); | ||
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| await stor.set({ a: 1, b: 2 }); | ||
| expect(stor.getItem('a')).toBe(1); | ||
| // 写了数据才创建文件 | ||
| expect(existsSync(filepath)).toBe(true); | ||
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| await stor.set({ a: 2, c: 3 }, 'cover'); | ||
| expect(stor.length).toBe(2); | ||
| expect(stor.getItem('b')).toBeUndefined(); | ||
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| await stor.save({ a: 3, b: 10 }); | ||
| expect(stor.getItem('a')).toBe(3); | ||
| // 默认 merge 模式合并数据 | ||
| expect(stor.length).toBe(3); | ||
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| const d = stor.get(); | ||
| expect(d).toEqual({ a: 3, b: 10, c: 3 }); | ||
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| await stor.removeItem('a'); | ||
| expect(stor.getItem('a')).toBeUndefined(); | ||
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| await stor.setItem('a', 1); | ||
| expect(stor.getItem('a')).toBe(1); | ||
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| await stor.del('b'); | ||
| expect(stor.getItem('b')).toBeUndefined(); | ||
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| await stor.clear(); | ||
| expect(stor.getItem('a')).toBeUndefined(); | ||
| expect(stor.length).toBe(0); | ||
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| await stor.clear(true); | ||
| expect(existsSync(filepath)).toBe(false); | ||
| }); | ||
| }); |
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