Files
edr-platform/apps/edr-freight-api/src/modules/bookings/booking-pricing.service.spec.ts
2026-07-23 14:18:24 +00:00

476 lines
16 KiB
TypeScript
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

import { BookingPricingService } from './booking-pricing.service';
import type { Booking } from './entities/booking.entity';
import type { Rate } from '../rule-engine/entities/rate.entity';
const MOCK_CBE_RATE = 130;
// Base freight is configured per leg, so every rate and every booking names the
// route it runs. MOJO → DIRE is the corridor these rates are priced for.
const MOJO = 'yard-mojo';
const DIRE = 'yard-dire-dawa';
const LEBU = 'yard-lebu';
describe('BookingPricingService — domestic corridor', () => {
const intercityBulkUsd: Rate = {
id: 'rate-intercity-bulk-usd',
rateType: 'INTERCITY_BULK',
currency: 'USD',
rateValue: 35,
rateUnit: 'PER_TON',
status: 'LIVE',
containerTypeId: null,
originYardId: MOJO,
destinationYardId: DIRE,
} as Rate;
const intercityContainerUsd: Rate = {
id: 'rate-intercity-container-usd',
rateType: 'INTERCITY_CONTAINER',
currency: 'USD',
rateValue: 400,
rateUnit: 'PER_CONTAINER',
status: 'LIVE',
containerTypeId: null,
originYardId: MOJO,
destinationYardId: DIRE,
} as Rate;
let service: BookingPricingService;
let bookingsRepository: { calculateWagonCount: jest.Mock };
let ratesService: { findLiveRates: jest.Mock };
let exchangeService: { getRate: jest.Mock };
beforeEach(() => {
bookingsRepository = { calculateWagonCount: jest.fn().mockResolvedValue(2) };
ratesService = {
findLiveRates: jest.fn().mockResolvedValue([intercityBulkUsd, intercityContainerUsd]),
};
exchangeService = {
getRate: jest.fn().mockResolvedValue(MOCK_CBE_RATE),
};
service = new BookingPricingService(
bookingsRepository as never,
{} as never,
{} as never,
ratesService as never,
exchangeService as never,
{ validate20ftPairing: jest.fn().mockResolvedValue([]) } as never,
{} as never,
);
});
it('prices domestic bulk in ETB using INTERCITY_BULK USD rate × CBE exchange rate', async () => {
const booking = {
id: 'b-1',
freightType: 'BULK',
tradeDirection: 'DOMESTIC',
paymentCurrency: 'ETB',
cargoTotalWeightVgm: 120,
originYardId: MOJO,
destinationYardId: DIRE,
bookingContainers: [],
} as unknown as Booking;
const result = await (
service as unknown as {
computeBaseRailLinesWithRates: (
b: Booking,
input: { containers: [] },
) => Promise<{ lineItems: Array<{ amount: number; code: string; currency: string }> }>;
}
).computeBaseRailLinesWithRates(booking, { containers: [] });
expect(result.lineItems).toHaveLength(1);
expect(result.lineItems[0].code).toBe('INTERCITY_BULK');
expect(result.lineItems[0].currency).toBe('ETB');
expect(result.lineItems[0].amount).toBe(Math.round(35 * 120 * MOCK_CBE_RATE));
});
it('prices domestic bulk in USD using INTERCITY_BULK USD rate directly', async () => {
const booking = {
id: 'b-1-usd',
freightType: 'BULK',
tradeDirection: 'DOMESTIC',
paymentCurrency: 'USD',
cargoTotalWeightVgm: 120,
originYardId: MOJO,
destinationYardId: DIRE,
bookingContainers: [],
} as unknown as Booking;
const result = await (
service as unknown as {
computeBaseRailLinesWithRates: (
b: Booking,
input: { containers: [] },
) => Promise<{ lineItems: Array<{ amount: number; code: string; currency: string }> }>;
}
).computeBaseRailLinesWithRates(booking, { containers: [] });
expect(result.lineItems).toHaveLength(1);
expect(result.lineItems[0].code).toBe('INTERCITY_BULK');
expect(result.lineItems[0].currency).toBe('USD');
expect(result.lineItems[0].amount).toBe(35 * 120);
});
it('prices domestic container in ETB using INTERCITY_CONTAINER USD fallback × CBE rate', async () => {
const booking = {
id: 'b-2',
freightType: 'CONTAINER',
tradeDirection: 'DOMESTIC',
paymentCurrency: 'ETB',
cargoTotalWeightVgm: 50,
originYardId: MOJO,
destinationYardId: DIRE,
bookingContainers: [],
} as unknown as Booking;
const result = await (
service as unknown as {
computeBaseRailLinesWithRates: (
b: Booking,
input: {
containers: Array<{ containerTypeId: string; quantity: number }>;
},
) => Promise<{ lineItems: Array<{ amount: number; code: string; currency: string }> }>;
}
).computeBaseRailLinesWithRates(booking, {
containers: [{ containerTypeId: 'ct-20', quantity: 3 }],
});
expect(result.lineItems.some((l) => l.code === 'INTERCITY_CONTAINER')).toBe(true);
const line = result.lineItems.find((l) => l.code === 'INTERCITY_CONTAINER')!;
expect(line.currency).toBe('ETB');
});
// Rates are quoted per leg, so one configured for MOJO → DIRE must not price a
// shipment that runs LEBU → DIRE. Charging the wrong corridor's price because
// nobody configured this one yet is worse than billing no base freight.
it('does not price bulk off a rate configured for a different leg', async () => {
const booking = {
id: 'b-3',
freightType: 'BULK',
tradeDirection: 'DOMESTIC',
paymentCurrency: 'USD',
cargoTotalWeightVgm: 120,
originYardId: LEBU,
destinationYardId: DIRE,
bookingContainers: [],
} as unknown as Booking;
const result = await (
service as unknown as {
computeBaseRailLinesWithRates: (
b: Booking,
input: { containers: [] },
) => Promise<{ lineItems: Array<{ amount: number }>; blocked: string[] }>;
}
).computeBaseRailLinesWithRates(booking, { containers: [] });
expect(result.lineItems).toHaveLength(0);
expect(result.blocked).toHaveLength(1);
});
it('does not price containers off a rate configured for a different leg', async () => {
const booking = {
id: 'b-4',
freightType: 'CONTAINER',
tradeDirection: 'DOMESTIC',
paymentCurrency: 'USD',
cargoTotalWeightVgm: 50,
originYardId: LEBU,
destinationYardId: DIRE,
bookingContainers: [],
} as unknown as Booking;
const result = await (
service as unknown as {
computeBaseRailLinesWithRates: (
b: Booking,
input: {
containers: Array<{ containerTypeId: string; quantity: number }>;
},
) => Promise<{ lineItems: Array<{ amount: number }> }>;
}
).computeBaseRailLinesWithRates(booking, {
containers: [{ containerTypeId: 'ct-20', quantity: 3 }],
});
expect(result.lineItems).toHaveLength(0);
});
// A mixed booking where only one container size has a configured rate must
// hard-block, not silently carry the unconfigured size for free.
it('blocks the unconfigured container size and prices the configured one', async () => {
const fortyOnly: Rate = {
...intercityContainerUsd,
id: 'rate-ct-40-only',
containerTypeId: 'ct-40',
} as Rate;
ratesService.findLiveRates.mockResolvedValue([fortyOnly]);
const booking = {
id: 'b-5',
freightType: 'CONTAINER',
tradeDirection: 'DOMESTIC',
paymentCurrency: 'USD',
originYardId: MOJO,
destinationYardId: DIRE,
bookingContainers: [],
} as unknown as Booking;
const result = await (
service as unknown as {
computeBaseRailLinesWithRates: (
b: Booking,
input: {
containers: Array<{ containerTypeId: string; quantity: number }>;
},
) => Promise<{ lineItems: Array<{ code: string }>; blocked: string[] }>;
}
).computeBaseRailLinesWithRates(booking, {
containers: [
{ containerTypeId: 'ct-40', quantity: 2 },
{ containerTypeId: 'ct-20', quantity: 3 },
],
});
expect(result.lineItems).toHaveLength(1);
expect(result.blocked).toHaveLength(1);
expect(result.blocked[0]).toContain('rate is configured');
});
});
describe('BookingPricingService — customs clearance fee billed on the booking price', () => {
const DJ = 'yard-dj';
const containerFee20: Rate = {
id: 'rate-cc-20',
rateType: 'CUSTOMS_CLEARANCE',
trigger: 'CUSTOMS_CLEARANCE',
currency: 'USD',
rateValue: 100,
rateUnit: 'PER_CONTAINER',
status: 'LIVE',
containerTypeId: 'ct-20',
tradeDirection: 'IMPORT',
originYardId: DJ,
destinationYardId: DIRE,
} as Rate;
const bulkFeePerTon: Rate = {
...containerFee20,
id: 'rate-cc-bulk',
rateValue: 5,
rateUnit: 'PER_TON',
containerTypeId: null,
} as Rate;
const emptyEval = {
priorityScore: 0,
appliedModifiers: [],
containerWeightResults: [],
warnings: [],
hardBlocked: [],
requiresDirectorApproval: false,
};
const makeService = (opts: {
snapshots?: unknown[];
liveRates?: Rate[];
wagonCapacity?: number;
}) =>
new BookingPricingService(
{
calculateWagonCount: jest.fn().mockResolvedValue(0),
findContractRateSnapshots: jest.fn().mockResolvedValue(opts.snapshots ?? []),
} as never,
{ evaluate: jest.fn().mockResolvedValue(emptyEval) } as never,
{
findById: jest.fn(async (id: string) => ({
id,
sizeFt: id === 'ct-40' ? 40 : 20,
isReefer: false,
code: id === 'ct-40' ? 'C40' : 'C20',
})),
} as never,
{ findLiveRates: jest.fn().mockResolvedValue(opts.liveRates ?? []) } as never,
{ getRate: jest.fn().mockResolvedValue(MOCK_CBE_RATE) } as never,
{ validate20ftPairing: jest.fn().mockResolvedValue([]) } as never,
{
findById: jest.fn().mockResolvedValue({
wagonTypes:
opts.wagonCapacity !== undefined
? [{ capacityTons: opts.wagonCapacity }]
: [],
}),
} as never,
);
const containerBooking = (overrides: Record<string, unknown> = {}) =>
({
id: 'b-cc',
freightType: 'CONTAINER',
tradeDirection: 'IMPORT',
paymentCurrency: 'USD',
customsClearingEnabled: true,
originYardId: DJ,
destinationYardId: DIRE,
bookingContainers: [
{ containerTypeId: 'ct-20', quantity: 4, vgmPerUnitTons: 10, wagonsRequired: 2 },
],
...overrides,
}) as unknown as Booking;
const bulkBooking = (overrides: Record<string, unknown> = {}) =>
({
id: 'b-cc-bulk',
freightType: 'BULK',
tradeDirection: 'IMPORT',
paymentCurrency: 'USD',
customsClearingEnabled: true,
cargoTypeId: 'cargo-1',
cargoTotalWeightVgm: 120,
originYardId: DJ,
destinationYardId: DIRE,
bookingContainers: [],
...overrides,
}) as unknown as Booking;
it('bills a container booking per box at its own container type fee', async () => {
const service = makeService({ liveRates: [containerFee20] });
const result = await service.computePriceForBooking(containerBooking());
const line = result.lineItems.find((l) => l.code === 'CUSTOMS_CLEARANCE_20FT');
expect(line).toBeDefined();
expect(line!.unit).toBe('PER_CONTAINER');
expect(line!.quantity).toBe(4);
expect(line!.amount).toBe(400);
});
it('bills a PER_WAGON container fee on the wagons the boxes occupy (two 20ft share one)', async () => {
const service = makeService({
liveRates: [{ ...containerFee20, rateUnit: 'PER_WAGON' } as Rate],
});
const result = await service.computePriceForBooking(containerBooking());
const line = result.lineItems.find((l) => l.code === 'CUSTOMS_CLEARANCE_20FT');
expect(line!.unit).toBe('PER_WAGON');
expect(line!.quantity).toBe(2);
expect(line!.amount).toBe(200);
});
it('hard-blocks a container type with no fee configured (never free clearance)', async () => {
const service = makeService({ liveRates: [bulkFeePerTon] });
const result = await service.computePriceForBooking(containerBooking());
expect(result.lineItems.some((l) => l.code.startsWith('CUSTOMS_CLEARANCE'))).toBe(false);
expect(result.hardBlocked.some((m) => m.includes('customs clearance'))).toBe(true);
});
it('bills a bulk booking per ton at the route bulk fee', async () => {
const service = makeService({ liveRates: [bulkFeePerTon] });
const result = await service.computePriceForBooking(bulkBooking());
const line = result.lineItems.find((l) => l.code === 'CUSTOMS_CLEARANCE');
expect(line!.unit).toBe('PER_TON');
expect(line!.quantity).toBe(120);
expect(line!.amount).toBe(600);
});
it('the fee scoped to the booking commodity wins over the catch-all', async () => {
const service = makeService({
liveRates: [
{ ...bulkFeePerTon, id: 'rate-cc-catchall', rateValue: 5 } as Rate,
{
...bulkFeePerTon,
id: 'rate-cc-sugar',
rateValue: 9,
cargoTypeId: 'cargo-1',
} as Rate,
],
});
const result = await service.computePriceForBooking(bulkBooking());
const line = result.lineItems.find((l) => l.code === 'CUSTOMS_CLEARANCE');
expect(line!.unitAmount).toBe(9); // commodity rate, not the 5 USD catch-all
expect(line!.amount).toBe(1080);
});
it('bills a PER_WAGON bulk fee on ceil(tons ÷ wagon capacity)', async () => {
const service = makeService({
liveRates: [{ ...bulkFeePerTon, rateUnit: 'PER_WAGON', rateValue: 50 } as Rate],
wagonCapacity: 60,
});
const result = await service.computePriceForBooking(bulkBooking());
const line = result.lineItems.find((l) => l.code === 'CUSTOMS_CLEARANCE');
expect(line!.unit).toBe('PER_WAGON');
expect(line!.quantity).toBe(2); // 120 t ÷ 60 t per wagon
expect(line!.amount).toBe(100);
});
it('blocks a PER_WAGON bulk fee when no wagon capacity is configured', async () => {
const service = makeService({
liveRates: [{ ...bulkFeePerTon, rateUnit: 'PER_WAGON' } as Rate],
});
const result = await service.computePriceForBooking(bulkBooking());
expect(result.hardBlocked.some((m) => m.includes('wagon'))).toBe(true);
});
it('prefers the contract frozen per-size snapshot over the live rate', async () => {
const service = makeService({
liveRates: [containerFee20],
snapshots: [
{
rateCode: 'CUSTOMS_CLEARANCE_20FT',
unitPrice: 80,
currency: 'USD',
unitOfMeasure: 'per_container',
isClearance: true,
},
],
});
const result = await service.computePriceForBooking(
containerBooking({ contractId: 'c-1' }),
);
const line = result.lineItems.find((l) => l.code === 'CUSTOMS_CLEARANCE_20FT');
expect(line!.amount).toBe(320); // 4 × frozen 80, not live 100
});
it('honours a legacy FLAT snapshot once for the whole container booking', async () => {
const service = makeService({
liveRates: [],
snapshots: [
{
rateCode: 'CUSTOMS_CLEARANCE',
unitPrice: 500,
currency: 'USD',
unitOfMeasure: 'flat',
isClearance: true,
},
],
});
const result = await service.computePriceForBooking(
containerBooking({ contractId: 'c-legacy' }),
);
const line = result.lineItems.find((l) => l.code === 'CUSTOMS_CLEARANCE');
expect(line!.unit).toBe('FLAT');
expect(line!.amount).toBe(500);
expect(result.hardBlocked.some((m) => m.includes('customs clearance'))).toBe(false);
});
it('adds no fee line when customs clearing is disabled', async () => {
const service = makeService({ liveRates: [containerFee20] });
const result = await service.computePriceForBooking(
containerBooking({ customsClearingEnabled: false }),
);
expect(result.lineItems.some((l) => l.code.startsWith('CUSTOMS_CLEARANCE'))).toBe(false);
});
});