import { mapMoneyValue, mapQuotationToNumber, mapTimestampToIso } from './money.mapper';

describe('money.mapper', () => {
  it('maps positive MoneyValue with nano precision', () => {
    expect(mapMoneyValue({ currency: 'rub', units: '123', nano: 450000000 })).toEqual({
      currency: 'RUB',
      units: '123',
      nano: 450000000,
      value: 123.45,
    });
  });

  it('maps negative MoneyValue with negative nano', () => {
    expect(mapMoneyValue({ currency: 'rub', units: '-5', nano: -250000000 })).toEqual({
      currency: 'RUB',
      units: '-5',
      nano: -250000000,
      value: -5.25,
    });
  });

  it('returns null for absent MoneyValue', () => {
    expect(mapMoneyValue(undefined)).toBeNull();
  });

  it('maps quotation to number', () => {
    expect(mapQuotationToNumber({ units: '12', nano: 345000000 })).toBe(12.345);
  });

  it('maps unix timestamp seconds to ISO string', () => {
    expect(mapTimestampToIso({ seconds: '1781577000', nanos: 0 })).toBe('2026-06-16T02:30:00.000Z');
  });
});