87 lines
3.1 KiB
JavaScript
87 lines
3.1 KiB
JavaScript
/**
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* dataChanges.diffRow（单条记录字段级差异比对）测试：
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* 语义对齐旧系统 diffData 的单表分支 —— 无基线视为新建（整行 insert），
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* 修改时 updates 只携带「变化字段 + 主键」，内置 null/''/undefined 等价、
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* 数字型等价与 _/v_/ignoreFields 过滤；主键默认 'b_id'，可自定义。
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*/
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import { describe, expect, it } from 'vitest'
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import { diffRow } from '@/utils/dataChanges'
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describe('diffRow 单条记录', () => {
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it('无基线时视为新建，返回整行 insert', () => {
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const changes = diffRow({
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current: { b_id: '1', b_code: 'demo', b_name: '演示模块' },
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original: null,
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})
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expect(changes.hasChanges).toBe(true)
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expect(changes.inserts).toEqual([{ b_id: '1', b_code: 'demo', b_name: '演示模块' }])
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expect(changes.updates).toHaveLength(0)
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})
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it('与基线完全一致时 hasChanges 为 false（不产生仅主键的空 update）', () => {
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const original = { b_id: '1', b_code: 'demo', b_name: '演示模块' }
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const changes = diffRow({ current: { ...original }, original })
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expect(changes.hasChanges).toBe(false)
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expect(changes.updates).toHaveLength(0)
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})
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it('修改只提交变化字段 + 主键', () => {
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const original = { b_id: '1', b_code: 'demo', b_name: '演示模块', b_xh: 10 }
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const changes = diffRow({
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current: { b_id: '1', b_code: 'demo', b_name: '改名后', b_xh: 10 },
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original,
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})
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expect(changes.updates).toEqual([{ b_id: '1', b_name: '改名后' }])
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})
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it('null/undefined/空串 与数字型（40 vs "40.00"）归一后不误报变更', () => {
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const original = { b_id: '1', b_name: '演示', b_code: null, b_xh: 40 }
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const changes = diffRow({
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current: { b_id: '1', b_name: '演示', b_code: '', b_xh: '40.00' },
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original,
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})
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expect(changes.hasChanges).toBe(false)
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})
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it('跳过 _ 前缀与 v_ 前缀字段，ignoreFields 不参与比较', () => {
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const original = {
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b_id: '1',
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b_name: '演示',
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_treeKey: 'x',
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v_customer_name: 'A',
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b_currentperiod: '2026-01',
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}
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const changes = diffRow({
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current: {
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b_id: '1',
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b_name: '演示',
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_treeKey: 'y', // 内部字段变化不影响
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v_customer_name: 'B', // 视图字段变化不影响
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b_currentperiod: '2026-02', // ignoreFields 内，不影响
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},
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original,
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ignoreFields: ['b_currentperiod'],
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})
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expect(changes.hasChanges).toBe(false)
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})
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it('insert 行剔除 _/v_/ignoreFields 前缀字段', () => {
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const changes = diffRow({
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current: { b_id: '1', b_name: '新', _ui: true, v_view: 'x', b_xh: 10 },
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original: null,
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ignoreFields: ['b_xh'],
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})
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expect(changes.inserts).toEqual([{ b_id: '1', b_name: '新' }])
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})
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it('支持非默认主键（primaryKey）', () => {
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const original = { gid: '7', b_name: '旧' }
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const changes = diffRow({
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current: { gid: '7', b_name: '新' },
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original,
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primaryKey: 'gid',
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})
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expect(changes.updates).toEqual([{ gid: '7', b_name: '新' }])
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})
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})
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