94 lines
2.6 KiB
TypeScript
94 lines
2.6 KiB
TypeScript
import {
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mapBrokerageOperation,
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operationCategory,
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} from './brokerage-operation.mapper';
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describe('mapBrokerageOperation', () => {
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it('keeps subsecond timestamps at persisted millisecond precision and the standalone epoch default', () => {
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expect(
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mapBrokerageOperation({
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date: { seconds: '1768000000', nanos: 600999999 },
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}).occurredAt,
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).toBe('2026-01-09T23:06:40.600Z');
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expect(mapBrokerageOperation({}).occurredAt).toBe(
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'1970-01-01T00:00:00.000Z',
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);
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});
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it.each([
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['OPERATION_TYPE_COUPON', 'income'],
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['OPERATION_TYPE_DIVIDEND', 'income'],
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['OPERATION_TYPE_TAX', 'tax'],
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['OPERATION_TYPE_BROKER_FEE', 'fee'],
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['NEW_TYPE', 'other'],
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])('maps %s to %s', (type, category) => {
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expect(operationCategory(type)).toBe(category);
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});
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it('keeps a trade and its commission in one exact-money entry', () => {
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expect(
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mapBrokerageOperation({
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id: 'trade',
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date: { seconds: '1' },
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type: 'OPERATION_TYPE_BUY',
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payment: { currency: 'rub', units: '-1', nano: '-500000000' },
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commission: { currency: 'RUB', nano: '-5000000' },
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}),
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).toMatchObject({
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id: 'trade',
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category: 'trade',
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payment: { currency: 'RUB', value: '-1.5' },
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commission: { currency: 'RUB', value: '-0.005' },
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});
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});
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it('does not invent payment for an instrument-only movement', () => {
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expect(
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mapBrokerageOperation({
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id: 'transfer',
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date: { seconds: '1' },
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type: 'OPERATION_TYPE_INPUT_SECURITIES',
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quantity: '3',
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}),
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).toMatchObject({
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category: 'transfer',
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quantity: '3',
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payment: null,
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});
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});
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it('filters non-RUB money out of every money field at ingest', () => {
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expect(
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mapBrokerageOperation({
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id: 'usd',
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date: { seconds: '1' },
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type: 'OPERATION_TYPE_DIVIDEND',
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payment: { currency: 'usd', units: '21' },
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price: { currency: 'USD', units: '10' },
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commission: { currency: 'EUR', units: '1' },
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}),
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).toMatchObject({
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id: 'usd',
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payment: null,
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price: null,
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commission: null,
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});
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});
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});
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describe('executed trade quantity', () => {
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it('uses the executed part, and does not invent execution quantity when absent', () => {
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expect(
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mapBrokerageOperation({
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type: 'OPERATION_TYPE_BUY',
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quantity: '100',
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quantityDone: '7',
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}).quantity,
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).toBe('7');
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expect(
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mapBrokerageOperation({ type: 'OPERATION_TYPE_BUY', quantity: '100' })
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.quantity,
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).toBeNull();
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});
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});
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