wuzilongandCursor
ffd25d93e9
Centralize expand-id collection and child meta labels for the mp category list. Co-authored-by: Cursor <cursoragent@cursor.com>
58 lines
1.5 KiB
TypeScript
58 lines
1.5 KiB
TypeScript
import assert from 'node:assert/strict'
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import { describe, it } from 'node:test'
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import {
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collectExpandIds,
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areAllExpandableExpanded,
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categoryChildCount,
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categoryChildMetaLabel
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} from './mp-crm-product-category-tree'
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type Node = {
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id: string
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children?: Node[]
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}
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const sample: Node[] = [
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{
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id: '1',
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children: [
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{ id: '11', children: [{ id: '111' }] },
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{ id: '12' }
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]
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},
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{ id: '2' }
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]
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describe('collectExpandIds', () => {
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it('marks every node that has children', () => {
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assert.deepEqual(collectExpandIds(sample), { '1': true, '11': true })
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})
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})
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describe('areAllExpandableExpanded', () => {
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it('returns true when all expandable ids are true', () => {
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assert.equal(areAllExpandableExpanded(sample, { '1': true, '11': true }), true)
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})
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it('returns false when any expandable id is missing or false', () => {
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assert.equal(areAllExpandableExpanded(sample, { '1': true }), false)
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assert.equal(areAllExpandableExpanded(sample, { '1': true, '11': false }), false)
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})
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it('returns true for empty tree', () => {
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assert.equal(areAllExpandableExpanded([], {}), true)
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})
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})
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describe('categoryChildCount / categoryChildMetaLabel', () => {
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it('counts direct children only', () => {
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assert.equal(categoryChildCount(sample[0]), 2)
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assert.equal(categoryChildCount(sample[1]), 0)
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})
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it('labels leaf vs parent', () => {
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assert.equal(categoryChildMetaLabel(sample[0]), '2 个子类')
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assert.equal(categoryChildMetaLabel(sample[1]), '末级')
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})
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})
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