优化

src/shared/utils/firstLegBusinessLabels.test.ts

@@ -0,0 +1,22 @@
+import { describe, expect, it } from 'vitest'
+import {
+  firstLegBusinessTypeLabel, firstLegContainerModeLabel, firstLegDestinationTypeLabel,
+  firstLegPickupMethodLabel, firstLegTaxModeLabel, firstLegTradeTermLabel, firstLegTransportModeLabel,
+} from './firstLegBusinessLabels'
+
+describe('first-leg business labels', () => {
+  it('translates business codes using the customer order contract', () => {
+    expect(firstLegTransportModeLabel('SEA')).toBe('海运')
+    expect(firstLegTradeTermLabel('FOB')).toBe('FOB（离岸价）')
+    expect(firstLegPickupMethodLabel('PICKUP')).toBe('平台上门提货')
+    expect(firstLegTaxModeLabel('BUY_DECLARATION')).toBe('买单报关')
+    expect(firstLegContainerModeLabel('FULL_CONTAINER')).toBe('整柜')
+    expect(firstLegDestinationTypeLabel('OVERSEAS')).toBe('海外仓')
+    expect(firstLegBusinessTypeLabel('EXPORT')).toBe('出口业务')
+  })
+
+  it('does not expose unknown backend codes', () => {
+    expect(firstLegTransportModeLabel('NEW_MODE')).toBe('未知类型')
+    expect(firstLegTaxModeLabel(null)).toBe('—')
+  })
+})