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accounted/lib/import/shared/__tests__/classify.test.ts
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TypeScript

import { describe, it, expect } from 'vitest'
import { classifyCustomer, classifySupplier } from '../classify'
describe('classifyCustomer', () => {
it('classifies 12-digit personnummer as individual', () => {
expect(classifyCustomer({
org_number: '198001011234',
vat_number: null,
})).toBe('individual')
})
it('classifies 10-digit Swedish org as swedish_business', () => {
expect(classifyCustomer({
org_number: '5560217780',
vat_number: null,
})).toBe('swedish_business')
})
it('classifies non-SE EU VAT prefix as eu_business', () => {
expect(classifyCustomer({
org_number: null,
vat_number: 'DE123456789',
})).toBe('eu_business')
})
it('classifies non-EU VAT prefix as non_eu_business', () => {
expect(classifyCustomer({
org_number: null,
vat_number: 'NO12345678',
})).toBe('non_eu_business')
})
it('keeps SE VAT prefix as swedish_business', () => {
expect(classifyCustomer({
org_number: '5560217780',
vat_number: 'SE556021778001',
})).toBe('swedish_business')
})
it('classifies 10-digit personnummer-month-pattern as individual', () => {
// Third digit is 0 (month 01), classic personnummer pattern
expect(classifyCustomer({
org_number: '8001011234',
vat_number: null,
})).toBe('individual')
})
it('falls back to swedish_business when no signals', () => {
expect(classifyCustomer({
org_number: null,
vat_number: null,
})).toBe('swedish_business')
})
it('uses country code when VAT missing', () => {
expect(classifyCustomer({
org_number: null,
vat_number: null,
country: 'DE',
})).toBe('eu_business')
})
it('detects Norway as non-EU', () => {
expect(classifyCustomer({
org_number: null,
vat_number: null,
country: 'Norge',
})).toBe('non_eu_business')
})
})
describe('classifySupplier', () => {
it('never returns individual', () => {
expect(classifySupplier({
org_number: '198001011234',
vat_number: null,
})).toBe('swedish_business')
})
it('classifies non-SE EU VAT prefix as eu_business', () => {
expect(classifySupplier({
org_number: null,
vat_number: 'FR12345678901',
})).toBe('eu_business')
})
it('classifies post-Brexit GB VAT as non_eu_business', () => {
expect(classifySupplier({
org_number: null,
vat_number: 'GB123456789',
})).toBe('non_eu_business')
})
it('classifies XI (Northern Ireland) VAT as eu_business', () => {
expect(classifySupplier({
org_number: null,
vat_number: 'XI123456789',
})).toBe('eu_business')
})
it('falls back to swedish_business by default', () => {
expect(classifySupplier({
org_number: null,
vat_number: null,
})).toBe('swedish_business')
})
})